[INFO] fetching crate lin_algebra 0.3.1...
[INFO] testing lin_algebra-0.3.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate lin_algebra 0.3.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate lin_algebra 0.3.1
[INFO] finished tweaking crates.io crate lin_algebra 0.3.1
[INFO] tweaked toml for crates.io crate lin_algebra 0.3.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lin_algebra 0.3.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lin_algebra 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67d8316fcfefecd96c356c3e0c388082339f2c9a58c453983988ac84ac704202
[INFO] running `Command { std: "docker" "start" "-a" "67d8316fcfefecd96c356c3e0c388082339f2c9a58c453983988ac84ac704202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67d8316fcfefecd96c356c3e0c388082339f2c9a58c453983988ac84ac704202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d8316fcfefecd96c356c3e0c388082339f2c9a58c453983988ac84ac704202", kill_on_drop: false }`
[INFO] [stdout] 67d8316fcfefecd96c356c3e0c388082339f2c9a58c453983988ac84ac704202
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8cd08dfa4e548801fcd2f1401dd0baa61af501be42222948eed87dbaf4be024
[INFO] running `Command { std: "docker" "start" "-a" "c8cd08dfa4e548801fcd2f1401dd0baa61af501be42222948eed87dbaf4be024", kill_on_drop: false }`
[INFO] [stderr]    Compiling lin_algebra v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "c8cd08dfa4e548801fcd2f1401dd0baa61af501be42222948eed87dbaf4be024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8cd08dfa4e548801fcd2f1401dd0baa61af501be42222948eed87dbaf4be024", kill_on_drop: false }`
[INFO] [stdout] c8cd08dfa4e548801fcd2f1401dd0baa61af501be42222948eed87dbaf4be024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48f33bed76addd259d3908dc602200bdbef4f1d2ebb0563b6829f4c0bfbc7eae
[INFO] running `Command { std: "docker" "start" "-a" "48f33bed76addd259d3908dc602200bdbef4f1d2ebb0563b6829f4c0bfbc7eae", kill_on_drop: false }`
[INFO] [stderr]    Compiling lin_algebra v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "48f33bed76addd259d3908dc602200bdbef4f1d2ebb0563b6829f4c0bfbc7eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f33bed76addd259d3908dc602200bdbef4f1d2ebb0563b6829f4c0bfbc7eae", kill_on_drop: false }`
[INFO] [stdout] 48f33bed76addd259d3908dc602200bdbef4f1d2ebb0563b6829f4c0bfbc7eae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd6e5744ae822a985e385a5ab816ba094abd6d1193a0e7303298419466420dd8
[INFO] running `Command { std: "docker" "start" "-a" "fd6e5744ae822a985e385a5ab816ba094abd6d1193a0e7303298419466420dd8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lin_algebra-72dba1cbf90a1aa2)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::echelon_form_matrix ... ok
[INFO] [stdout] test tests::get_pivot ... ok
[INFO] [stdout] test tests::image ... ok
[INFO] [stdout] test tests::instantiate_matrix ... ok
[INFO] [stdout] test tests::echelon_form_ops ... ok
[INFO] [stdout] test tests::is_reduced_echelon ... ok
[INFO] [stdout] test tests::is_reduced_echelon_zero_row ... ok
[INFO] [stdout] test tests::kernel ... ok
[INFO] [stdout] test tests::rank ... ok
[INFO] [stdout] test tests::test_solve ... ok
[INFO] [stdout] test tests::test_solve_matrix_system_linear_dependence ... ok
[INFO] [stdout] test tests::test_solve_matrix_system ... ok
[INFO] [stdout] test tests::ncols_nrows ... ok
[INFO] [stdout] test tests::test_solve_no_full_rank - should panic ... ok
[INFO] [stdout] test tests::test_solve_matrix_system_no_full_rank - should panic ... ok
[INFO] [stderr]    Doc-tests lin_algebra
[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] [stdout] 
[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" "fd6e5744ae822a985e385a5ab816ba094abd6d1193a0e7303298419466420dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6e5744ae822a985e385a5ab816ba094abd6d1193a0e7303298419466420dd8", kill_on_drop: false }`
[INFO] [stdout] fd6e5744ae822a985e385a5ab816ba094abd6d1193a0e7303298419466420dd8