[INFO] fetching crate math-concept 0.0.3...
[INFO] testing math-concept-0.0.3 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate math-concept 0.0.3 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate math-concept 0.0.3 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate math-concept 0.0.3
[INFO] finished tweaking crates.io crate math-concept 0.0.3
[INFO] tweaked toml for crates.io crate math-concept 0.0.3 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9958c4901cd6605bc19cc49da2146cbdcdf1b3bf2afad136d16bf68338809198
[INFO] running `Command { std: "docker" "start" "-a" "9958c4901cd6605bc19cc49da2146cbdcdf1b3bf2afad136d16bf68338809198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9958c4901cd6605bc19cc49da2146cbdcdf1b3bf2afad136d16bf68338809198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9958c4901cd6605bc19cc49da2146cbdcdf1b3bf2afad136d16bf68338809198", kill_on_drop: false }`
[INFO] [stdout] 9958c4901cd6605bc19cc49da2146cbdcdf1b3bf2afad136d16bf68338809198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52f1338a547f381815d3d3e9a56a06ad0c6d374d6c733c3c951e4f3e7c331db1
[INFO] running `Command { std: "docker" "start" "-a" "52f1338a547f381815d3d3e9a56a06ad0c6d374d6c733c3c951e4f3e7c331db1", kill_on_drop: false }`
[INFO] [stderr]    Compiling math-concept v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "52f1338a547f381815d3d3e9a56a06ad0c6d374d6c733c3c951e4f3e7c331db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f1338a547f381815d3d3e9a56a06ad0c6d374d6c733c3c951e4f3e7c331db1", kill_on_drop: false }`
[INFO] [stdout] 52f1338a547f381815d3d3e9a56a06ad0c6d374d6c733c3c951e4f3e7c331db1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34c7f62f15f20c78c23e5597a4a81ded5f1d6443d912db6ed1decc7ac4b263f9
[INFO] running `Command { std: "docker" "start" "-a" "34c7f62f15f20c78c23e5597a4a81ded5f1d6443d912db6ed1decc7ac4b263f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling math-concept v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "34c7f62f15f20c78c23e5597a4a81ded5f1d6443d912db6ed1decc7ac4b263f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c7f62f15f20c78c23e5597a4a81ded5f1d6443d912db6ed1decc7ac4b263f9", kill_on_drop: false }`
[INFO] [stdout] 34c7f62f15f20c78c23e5597a4a81ded5f1d6443d912db6ed1decc7ac4b263f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8eb69973ecd8c85127a207793d1842f3c35e837b275dbc6d21da7dcadc8a005f
[INFO] running `Command { std: "docker" "start" "-a" "8eb69973ecd8c85127a207793d1842f3c35e837b275dbc6d21da7dcadc8a005f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/math_concept-725978e80f0f25de)
[INFO] [stdout] test lalg::matrix::tests::adds_two_matrices ... ok
[INFO] [stdout] test lalg::matrix::tests::maps_properly ... ok
[INFO] [stdout] test lalg::matrix::tests::gets_correct_element ... ok
[INFO] [stdout] test lalg::matrix::tests::mutates_element_at ... ok
[INFO] [stdout] test lalg::matrix::tests::matrix_multiplication_is_not_commutative ... ok
[INFO] [stdout] test lalg::matrix::tests::returns_cols ... ok
[INFO] [stdout] test lalg::matrix::tests::returns_diagonal_when_matrix_is_square ... ok
[INFO] [stdout] test lalg::matrix::tests::returns_rows ... ok
[INFO] [stdout] test lalg::matrix::tests::diagonal_panics_when_matrix_is_not_square - should panic ... ok
[INFO] [stdout] test lalg::matrix::tests::mult_panics_when_dimensions_dont_match - should panic ... ok
[INFO] [stdout] test lalg::matrix::tests::panics_when_out_of_bounds - should panic ... ok
[INFO] [stdout] test lalg::matrix::tests::add_panics_when_matrices_differ_in_size - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.69s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests math-concept
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lalg/matrix/mod.rs - lalg::matrix::Matrix (line 21) ... ok
[INFO] [stdout] test src/lalg/matrix/mod.rs - lalg::matrix::Matrix (line 11) ... ok
[INFO] [stdout] test src/lalg/matrix/mod.rs - lalg::matrix::Matrix<T>::map (line 86) ... ok
[INFO] [stdout] test src/lalg/matrix/mod.rs - lalg::matrix::Matrix<T>::diagonal (line 108) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8eb69973ecd8c85127a207793d1842f3c35e837b275dbc6d21da7dcadc8a005f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eb69973ecd8c85127a207793d1842f3c35e837b275dbc6d21da7dcadc8a005f", kill_on_drop: false }`
[INFO] [stdout] 8eb69973ecd8c85127a207793d1842f3c35e837b275dbc6d21da7dcadc8a005f