fix(ci): Pin dependencies to MSRV-compatible versions.

Cargo.toml

@@ -73,7 +73,6 @@ rayon = ["rayon_", "std"]
 
 matrixmultiply-threading = ["matrixmultiply/threading"]
 
-[profile.release]
 [profile.bench]
 debug = true
 

scripts/all-tests.sh

@@ -6,6 +6,20 @@ set -e
 FEATURES=$1
 CHANNEL=$2
 
+if [ "$CHANNEL" -eq "1.51.0" ]; then
+    cargo update --package rayon --precise 1.5.3
+    cargo update --package rayon-core --precise 1.9.3
+    cargo update --package serde --precise 1.0.156
+    cargo update --package thiserror --precise 1.0.39
+    cargo update --package once_cell --precise 1.14.0
+    cargo update --package openblas-src --precise 0.10.5
+    cargo update --package openblas-build --precise 0.10.5
+
+    cargo update --manifest-path=xtest-numeric/Cargo.toml --package thiserror --precise 1.0.39
+    cargo update --manifest-path=xtest-numeric/Cargo.toml --package openblas-src --precise 0.10.5
+    cargo update --manifest-path=xtest-numeric/Cargo.toml --package openblas-build --precise 0.10.5
+fi
+
 cargo build --verbose --no-default-features
 # Testing both dev and release profiles helps find bugs, especially in low level code
 cargo test --verbose --no-default-features
@@ -19,4 +33,4 @@ cargo test --manifest-path=xtest-blas/Cargo.toml --verbose --features openblas-s
 cargo test --examples
 CARGO_TARGET_DIR=target/ cargo test --manifest-path=xtest-numeric/Cargo.toml --verbose
 CARGO_TARGET_DIR=target/ cargo test --manifest-path=xtest-numeric/Cargo.toml --verbose --features test_blas
-([ "$CHANNEL" != "nightly" ] || cargo bench --no-run --verbose --features "$FEATURES")
+([ "$CHANNEL" -ne "nightly" ] || cargo bench --no-run --verbose --features "$FEATURES")

xtest-blas/Cargo.toml

@@ -14,7 +14,7 @@ num-traits = "0.2"
 num-complex = { version = "0.4", default-features = false }
 
 [dependencies]
-ndarray = { path = "../", features = ["approx", "blas"] }
+ndarray = { path = "..", features = ["approx", "blas"] }
 
 blas-src = { version = "0.8", optional = true }
 

xtest-numeric/Cargo.toml

@@ -8,7 +8,7 @@ edition = "2018"
 [dependencies]
 approx = "0.4"
 ndarray = { path = "..", features = ["approx"] }
-ndarray-rand = { path = "../ndarray-rand/" }
+ndarray-rand = { path = "../ndarray-rand" }
 rand_distr = "0.4"
 
 blas-src = { optional = true, version = "0.8", default-features = false, features = ["openblas"] }

xtest-serialization/Cargo.toml

@@ -8,7 +8,7 @@ publish = false
 test = false
 
 [dependencies]
-ndarray = { path = "../", features = ["serde"] }
+ndarray = { path = "..", features = ["serde"] }
 
 [features]
 default = ["ron"]