[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#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjareks%2Fndarray-100-exercises" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jareks/ndarray-100-exercises on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-6/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matrixmultiply v0.1.13
[INFO] [stderr]   Downloaded either v1.0.2
[INFO] [stderr]   Downloaded ndarray-rand v0.3.1
[INFO] [stderr]   Downloaded ndarray v0.7.2
[INFO] [stderr]   Downloaded itertools v0.5.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7f0d34ed0a4387eac96b4b5e11184b13d961b6d563985e1fe5ba94a5d66dbdc
[INFO] running `Command { std: "docker" "start" "-a" "c7f0d34ed0a4387eac96b4b5e11184b13d961b6d563985e1fe5ba94a5d66dbdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7f0d34ed0a4387eac96b4b5e11184b13d961b6d563985e1fe5ba94a5d66dbdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f0d34ed0a4387eac96b4b5e11184b13d961b6d563985e1fe5ba94a5d66dbdc", kill_on_drop: false }`
[INFO] [stdout] c7f0d34ed0a4387eac96b4b5e11184b13d961b6d563985e1fe5ba94a5d66dbdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d457abdbb36f5b9ea73494bcdfc6c1fe18758d4506ef7d66359704ef1a19070
[INFO] running `Command { std: "docker" "start" "-a" "6d457abdbb36f5b9ea73494bcdfc6c1fe18758d4506ef7d66359704ef1a19070", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling either v1.0.2
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling ndarray v0.7.2
[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 9.71s
[INFO] running `Command { std: "docker" "inspect" "6d457abdbb36f5b9ea73494bcdfc6c1fe18758d4506ef7d66359704ef1a19070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d457abdbb36f5b9ea73494bcdfc6c1fe18758d4506ef7d66359704ef1a19070", kill_on_drop: false }`
[INFO] [stdout] 6d457abdbb36f5b9ea73494bcdfc6c1fe18758d4506ef7d66359704ef1a19070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c92ff291751a2a94b953ea1f861d5a5b855cfdee4b56a2a9cbeb5bf75ec24ee
[INFO] running `Command { std: "docker" "start" "-a" "6c92ff291751a2a94b953ea1f861d5a5b855cfdee4b56a2a9cbeb5bf75ec24ee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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::<f64>::zeros((10));
[INFO] [stdout]    |                                    ^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[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::<f64>::zeros((10));
[INFO] [stdout]    |                                        ^^^^ help: remove these parentheses
[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<f64> = Array::random((30), rand::distributions::normal::Normal::new(0.0, 10.0));
[INFO] [stdout]     |                                          ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.13s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6c92ff291751a2a94b953ea1f861d5a5b855cfdee4b56a2a9cbeb5bf75ec24ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c92ff291751a2a94b953ea1f861d5a5b855cfdee4b56a2a9cbeb5bf75ec24ee", kill_on_drop: false }`
[INFO] [stdout] 6c92ff291751a2a94b953ea1f861d5a5b855cfdee4b56a2a9cbeb5bf75ec24ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ddc62a8def2afe5197bdac81489dd8c29740f0c84641fec8c73106a8d4d10142
[INFO] running `Command { std: "docker" "start" "-a" "ddc62a8def2afe5197bdac81489dd8c29740f0c84641fec8c73106a8d4d10142", 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::<f64>::zeros((10));
[INFO] [stderr]    |                                    ^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[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::<f64>::zeros((10));
[INFO] [stderr]    |                                        ^^^^ help: remove these parentheses
[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<f64> = Array::random((30), rand::distributions::normal::Normal::new(0.0, 10.0));
[INFO] [stderr]     |                                          ^^^^ help: remove these parentheses
[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 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ndarray_100_exercises-02978b8d0eca5668)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test exercise16 ... ok
[INFO] [stdout] test exercise12 ... ok
[INFO] [stdout] test exercise11 ... ok
[INFO] [stdout] test exercise3 ... ok
[INFO] [stdout] test exercise10 ... ok
[INFO] [stdout] test exercise9 ... ok
[INFO] [stdout] test exercise14 ... ok
[INFO] [stdout] test exercise8 ... ok
[INFO] [stdout] test exercise10b ... ok
[INFO] [stdout] test exercise18 ... ok
[INFO] [stdout] test exercise15 ... ok
[INFO] [stdout] test exercise6 ... ok
[INFO] [stdout] test exercise13 ... ok
[INFO] [stdout] test exercise7 ... 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 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ddc62a8def2afe5197bdac81489dd8c29740f0c84641fec8c73106a8d4d10142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc62a8def2afe5197bdac81489dd8c29740f0c84641fec8c73106a8d4d10142", kill_on_drop: false }`
[INFO] [stdout] ddc62a8def2afe5197bdac81489dd8c29740f0c84641fec8c73106a8d4d10142