[INFO] cloning repository https://github.com/asukiaaa/rust_matrix_calc_practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asukiaaa/rust_matrix_calc_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasukiaaa%2Frust_matrix_calc_practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasukiaaa%2Frust_matrix_calc_practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6e066b57866a4116133267aa991e449d5d15bca
[INFO] testing asukiaaa/rust_matrix_calc_practice against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasukiaaa%2Frust_matrix_calc_practice" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asukiaaa/rust_matrix_calc_practice on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asukiaaa/rust_matrix_calc_practice
[INFO] finished tweaking git repo https://github.com/asukiaaa/rust_matrix_calc_practice
[INFO] tweaked toml for git repo https://github.com/asukiaaa/rust_matrix_calc_practice written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/asukiaaa/rust_matrix_calc_practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matrixmultiply v0.1.14
[INFO] [stderr]   Downloaded itertools v0.7.4
[INFO] [stderr]   Downloaded ndarray v0.10.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 50b8ff158b8e8cd62920dd783b5f44af23ac76d6c5ec672bdfb6ee5e96ed3d35
[INFO] running `Command { std: "docker" "start" "-a" "50b8ff158b8e8cd62920dd783b5f44af23ac76d6c5ec672bdfb6ee5e96ed3d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50b8ff158b8e8cd62920dd783b5f44af23ac76d6c5ec672bdfb6ee5e96ed3d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50b8ff158b8e8cd62920dd783b5f44af23ac76d6c5ec672bdfb6ee5e96ed3d35", kill_on_drop: false }`
[INFO] [stdout] 50b8ff158b8e8cd62920dd783b5f44af23ac76d6c5ec672bdfb6ee5e96ed3d35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cddaac8ff902eb8845e1b6af4b2444dd04b99137e4363c8ff8997b42e27dcfbc
[INFO] running `Command { std: "docker" "start" "-a" "cddaac8ff902eb8845e1b6af4b2444dd04b99137e4363c8ff8997b42e27dcfbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.1.14
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling ndarray v0.10.13
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling itertools v0.7.4
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling rust_matrix_calc_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.84s
[INFO] running `Command { std: "docker" "inspect" "cddaac8ff902eb8845e1b6af4b2444dd04b99137e4363c8ff8997b42e27dcfbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cddaac8ff902eb8845e1b6af4b2444dd04b99137e4363c8ff8997b42e27dcfbc", kill_on_drop: false }`
[INFO] [stdout] cddaac8ff902eb8845e1b6af4b2444dd04b99137e4363c8ff8997b42e27dcfbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 933092af28601d88be107e02fa3cd3a28aa47598cb3185cd383661508d5f2d56
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "933092af28601d88be107e02fa3cd3a28aa47598cb3185cd383661508d5f2d56", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_matrix_calc_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "933092af28601d88be107e02fa3cd3a28aa47598cb3185cd383661508d5f2d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933092af28601d88be107e02fa3cd3a28aa47598cb3185cd383661508d5f2d56", kill_on_drop: false }`
[INFO] [stdout] 933092af28601d88be107e02fa3cd3a28aa47598cb3185cd383661508d5f2d56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea32b9c57a9a12ff63bca8c2ac92fb1a5fc7e4bf0477a63aed6b479654c05bcd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ea32b9c57a9a12ff63bca8c2ac92fb1a5fc7e4bf0477a63aed6b479654c05bcd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_matrix_calc_practice-2bfe1939dbb4d7f1
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ea32b9c57a9a12ff63bca8c2ac92fb1a5fc7e4bf0477a63aed6b479654c05bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea32b9c57a9a12ff63bca8c2ac92fb1a5fc7e4bf0477a63aed6b479654c05bcd", kill_on_drop: false }`
[INFO] [stdout] ea32b9c57a9a12ff63bca8c2ac92fb1a5fc7e4bf0477a63aed6b479654c05bcd