[INFO] cloning repository https://github.com/jareks/ndarray-100-exercises [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jareks/ndarray-100-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjareks%2Fndarray-100-exercises", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjareks%2Fndarray-100-exercises'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0fb79856738f5f1b9b50e363de7a45b5ba68fbaa [INFO] testing jareks/ndarray-100-exercises against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjareks%2Fndarray-100-exercises" "/workspace/builds/worker-96/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-96/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jareks/ndarray-100-exercises on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jareks/ndarray-100-exercises [INFO] finished tweaking git repo https://github.com/jareks/ndarray-100-exercises [INFO] tweaked toml for git repo https://github.com/jareks/ndarray-100-exercises written to /workspace/builds/worker-96/source/Cargo.toml [INFO] crate git repo https://github.com/jareks/ndarray-100-exercises already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded either v1.0.2 [INFO] [stderr] Downloaded matrixmultiply v0.1.13 [INFO] [stderr] Downloaded itertools v0.5.8 [INFO] [stderr] Downloaded ndarray-rand v0.3.1 [INFO] [stderr] Downloaded ndarray v0.7.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bd54802ebfda21bae726a74d2b648b022d11386d60298ce7044a8c8aed33591e [INFO] running `Command { std: "docker" "start" "-a" "bd54802ebfda21bae726a74d2b648b022d11386d60298ce7044a8c8aed33591e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bd54802ebfda21bae726a74d2b648b022d11386d60298ce7044a8c8aed33591e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd54802ebfda21bae726a74d2b648b022d11386d60298ce7044a8c8aed33591e", kill_on_drop: false }` [INFO] [stdout] bd54802ebfda21bae726a74d2b648b022d11386d60298ce7044a8c8aed33591e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6cdc13320bc096552d3670e3012bb1752a91cee584872c01cf2dc5380bc93e1c [INFO] running `Command { std: "docker" "start" "-a" "6cdc13320bc096552d3670e3012bb1752a91cee584872c01cf2dc5380bc93e1c", kill_on_drop: false }` [INFO] [stderr] Compiling matrixmultiply v0.1.13 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling num-traits v0.1.36 [INFO] [stderr] Compiling ndarray v0.7.2 [INFO] [stderr] Compiling either v1.0.2 [INFO] [stderr] Compiling libc v0.2.19 [INFO] [stderr] Compiling approx v0.1.1 [INFO] [stderr] Compiling itertools v0.5.8 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling num-complex v0.1.35 [INFO] [stderr] Compiling ndarray-rand v0.3.1 [INFO] [stderr] Compiling ndarray-100-exercises v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use(s)] [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ndarray::*` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use ndarray::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ndarray_rand::RandomExt` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use ndarray_rand::RandomExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.32s [INFO] running `Command { std: "docker" "inspect" "6cdc13320bc096552d3670e3012bb1752a91cee584872c01cf2dc5380bc93e1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cdc13320bc096552d3670e3012bb1752a91cee584872c01cf2dc5380bc93e1c", kill_on_drop: false }` [INFO] [stdout] 6cdc13320bc096552d3670e3012bb1752a91cee584872c01cf2dc5380bc93e1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e29228702b8a440517765a9bf97417b3d45002e2225a87ed05232145355dcd8 [INFO] running `Command { std: "docker" "start" "-a" "6e29228702b8a440517765a9bf97417b3d45002e2225a87ed05232145355dcd8", kill_on_drop: false }` [INFO] [stderr] Compiling ndarray-100-exercises v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use(s)] [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:25:36 [INFO] [stdout] | [INFO] [stdout] 25 | let arr = Array1::::zeros((10)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 25 - let arr = Array1::::zeros((10)); [INFO] [stdout] 25 + let arr = Array1::::zeros(10); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:33:40 [INFO] [stdout] | [INFO] [stdout] 33 | let mut arr = Array1::::zeros((10)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 33 - let mut arr = Array1::::zeros((10)); [INFO] [stdout] 33 + let mut arr = Array1::::zeros(10); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:131:42 [INFO] [stdout] | [INFO] [stdout] 131 | let arr: Array1 = Array::random((30), rand::distributions::normal::Normal::new(0.0, 10.0)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 131 - let arr: Array1 = Array::random((30), rand::distributions::normal::Normal::new(0.0, 10.0)); [INFO] [stdout] 131 + let arr: Array1 = Array::random(30, rand::distributions::normal::Normal::new(0.0, 10.0)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.85s [INFO] running `Command { std: "docker" "inspect" "6e29228702b8a440517765a9bf97417b3d45002e2225a87ed05232145355dcd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e29228702b8a440517765a9bf97417b3d45002e2225a87ed05232145355dcd8", kill_on_drop: false }` [INFO] [stdout] 6e29228702b8a440517765a9bf97417b3d45002e2225a87ed05232145355dcd8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b697b6bdf8287887da8aeef27995b9b9a333682ac12b6541e4482c22a452e0c2 [INFO] running `Command { std: "docker" "start" "-a" "b697b6bdf8287887da8aeef27995b9b9a333682ac12b6541e4482c22a452e0c2", kill_on_drop: false }` [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:1:13 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use(s)] [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:25:36 [INFO] [stderr] | [INFO] [stderr] 25 | let arr = Array1::::zeros((10)); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 25 - let arr = Array1::::zeros((10)); [INFO] [stderr] 25 + let arr = Array1::::zeros(10); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:33:40 [INFO] [stderr] | [INFO] [stderr] 33 | let mut arr = Array1::::zeros((10)); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 33 - let mut arr = Array1::::zeros((10)); [INFO] [stderr] 33 + let mut arr = Array1::::zeros(10); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:131:42 [INFO] [stderr] | [INFO] [stderr] 131 | let arr: Array1 = Array::random((30), rand::distributions::normal::Normal::new(0.0, 10.0)); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 131 - let arr: Array1 = Array::random((30), rand::distributions::normal::Normal::new(0.0, 10.0)); [INFO] [stderr] 131 + let arr: Array1 = Array::random(30, rand::distributions::normal::Normal::new(0.0, 10.0)); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `ndarray-100-exercises` (bin "ndarray-100-exercises" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ndarray_100_exercises-4006dc683ea4e09c) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test exercise10 ... ok [INFO] [stdout] test exercise10b ... ok [INFO] [stdout] test exercise11 ... ok [INFO] [stdout] test exercise12 ... ok [INFO] [stdout] test exercise13 ... ok [INFO] [stdout] test exercise14 ... ok [INFO] [stdout] test exercise15 ... ok [INFO] [stdout] test exercise16 ... ok [INFO] [stdout] test exercise18 ... ok [INFO] [stdout] test exercise3 ... ok [INFO] [stdout] test exercise6 ... ok [INFO] [stdout] test exercise7 ... ok [INFO] [stdout] test exercise8 ... ok [INFO] [stdout] test exercise9 ... ok [INFO] [stdout] test exercise8b ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b697b6bdf8287887da8aeef27995b9b9a333682ac12b6541e4482c22a452e0c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b697b6bdf8287887da8aeef27995b9b9a333682ac12b6541e4482c22a452e0c2", kill_on_drop: false }` [INFO] [stdout] b697b6bdf8287887da8aeef27995b9b9a333682ac12b6541e4482c22a452e0c2