[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 beta-2022-04-10 for beta-1.61-1 [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 beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "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] 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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 98fcd995e8807b88aad86daf2dfd310b375511083cb20bac9239e021901c53cb [INFO] running `Command { std: "docker" "start" "-a" "98fcd995e8807b88aad86daf2dfd310b375511083cb20bac9239e021901c53cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "98fcd995e8807b88aad86daf2dfd310b375511083cb20bac9239e021901c53cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98fcd995e8807b88aad86daf2dfd310b375511083cb20bac9239e021901c53cb", kill_on_drop: false }` [INFO] [stdout] 98fcd995e8807b88aad86daf2dfd310b375511083cb20bac9239e021901c53cb [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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 764915531ebdde75c4c5bbacbba6f89d1e476ff8fd1b9b063481b21f50fb7eeb [INFO] running `Command { std: "docker" "start" "-a" "764915531ebdde75c4c5bbacbba6f89d1e476ff8fd1b9b063481b21f50fb7eeb", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 25.42s [INFO] running `Command { std: "docker" "inspect" "764915531ebdde75c4c5bbacbba6f89d1e476ff8fd1b9b063481b21f50fb7eeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "764915531ebdde75c4c5bbacbba6f89d1e476ff8fd1b9b063481b21f50fb7eeb", kill_on_drop: false }` [INFO] [stdout] 764915531ebdde75c4c5bbacbba6f89d1e476ff8fd1b9b063481b21f50fb7eeb [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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2192a45c28d98215f49d73ec42df5c492d7d625ce2d1ee2047a0897613db18d8 [INFO] running `Command { std: "docker" "start" "-a" "2192a45c28d98215f49d73ec42df5c492d7d625ce2d1ee2047a0897613db18d8", 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 1.24s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/ndarray_100_exercises-af0b15e4fb0839e1) [INFO] running `Command { std: "docker" "inspect" "2192a45c28d98215f49d73ec42df5c492d7d625ce2d1ee2047a0897613db18d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2192a45c28d98215f49d73ec42df5c492d7d625ce2d1ee2047a0897613db18d8", kill_on_drop: false }` [INFO] [stdout] 2192a45c28d98215f49d73ec42df5c492d7d625ce2d1ee2047a0897613db18d8 [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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 41f3dcc895ff0cf762fd321a749b1447dbd4da694ba1b19d3910d9a0a32807a5 [INFO] running `Command { std: "docker" "start" "-a" "41f3dcc895ff0cf762fd321a749b1447dbd4da694ba1b19d3910d9a0a32807a5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 0.86s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ndarray_100_exercises-af0b15e4fb0839e1) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test exercise10 ... ok [INFO] [stdout] test exercise11 ... ok [INFO] [stdout] test exercise14 ... ok [INFO] [stdout] test exercise15 ... ok [INFO] [stdout] test exercise10b ... ok [INFO] [stdout] test exercise18 ... ok [INFO] [stdout] test exercise3 ... ok [INFO] [stdout] test exercise12 ... ok [INFO] [stdout] test exercise16 ... ok [INFO] [stdout] test exercise13 ... ok [INFO] [stdout] test exercise6 ... ok [INFO] [stdout] test exercise7 ... ok [INFO] [stdout] test exercise8 ... ok [INFO] [stdout] test exercise8b ... ok [INFO] [stdout] test exercise9 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "41f3dcc895ff0cf762fd321a749b1447dbd4da694ba1b19d3910d9a0a32807a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41f3dcc895ff0cf762fd321a749b1447dbd4da694ba1b19d3910d9a0a32807a5", kill_on_drop: false }` [INFO] [stdout] 41f3dcc895ff0cf762fd321a749b1447dbd4da694ba1b19d3910d9a0a32807a5