[INFO] cloning repository https://github.com/arjandepooter/some_math
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arjandepooter/some_math" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjandepooter%2Fsome_math", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjandepooter%2Fsome_math'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3ce67364c324fe58b8b93ddaa89d286eb48b448
[INFO] testing arjandepooter/some_math against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjandepooter%2Fsome_math" "/workspace/builds/worker-92/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-92/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arjandepooter/some_math on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arjandepooter/some_math
[INFO] finished tweaking git repo https://github.com/arjandepooter/some_math
[INFO] tweaked toml for git repo https://github.com/arjandepooter/some_math written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate git repo https://github.com/arjandepooter/some_math already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d31695396f87cc0060f333596aa677889d93a64f80bd637a8c6308170263821
[INFO] running `Command { std: "docker" "start" "-a" "6d31695396f87cc0060f333596aa677889d93a64f80bd637a8c6308170263821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d31695396f87cc0060f333596aa677889d93a64f80bd637a8c6308170263821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d31695396f87cc0060f333596aa677889d93a64f80bd637a8c6308170263821", kill_on_drop: false }`
[INFO] [stdout] 6d31695396f87cc0060f333596aa677889d93a64f80bd637a8c6308170263821
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 624512634abbbb9c38f6e98d26719e3d00d4ab4ce5bf942371cec4c1029b1764
[INFO] running `Command { std: "docker" "start" "-a" "624512634abbbb9c38f6e98d26719e3d00d4ab4ce5bf942371cec4c1029b1764", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling some_math v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "624512634abbbb9c38f6e98d26719e3d00d4ab4ce5bf942371cec4c1029b1764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "624512634abbbb9c38f6e98d26719e3d00d4ab4ce5bf942371cec4c1029b1764", kill_on_drop: false }`
[INFO] [stdout] 624512634abbbb9c38f6e98d26719e3d00d4ab4ce5bf942371cec4c1029b1764
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d34f079d3313fc1fa785b0142bf8d76155f474701baa587bf984340df333ae21
[INFO] running `Command { std: "docker" "start" "-a" "d34f079d3313fc1fa785b0142bf8d76155f474701baa587bf984340df333ae21", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.0.0
[INFO] [stderr]    Compiling some_math v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "d34f079d3313fc1fa785b0142bf8d76155f474701baa587bf984340df333ae21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d34f079d3313fc1fa785b0142bf8d76155f474701baa587bf984340df333ae21", kill_on_drop: false }`
[INFO] [stdout] d34f079d3313fc1fa785b0142bf8d76155f474701baa587bf984340df333ae21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f36387ebd552a09b417f69d2b889bbad92e099fa21116ae07f7287cab59a1811
[INFO] running `Command { std: "docker" "start" "-a" "f36387ebd552a09b417f69d2b889bbad92e099fa21116ae07f7287cab59a1811", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] running 17 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/some_math-bdc4fc3ad56060d1)
[INFO] [stdout] test polynomials::tests::add_polynomials ... ok
[INFO] [stdout] test polynomials::tests::evaluate ... ok
[INFO] [stdout] test polynomials::tests::display_polynomials ... ok
[INFO] [stdout] test polynomials::tests::interpolate ... ok
[INFO] [stdout] test polynomials::tests::multiply_polynomials ... ok
[INFO] [stdout] test polynomials::tests::trailing_zero_coefs ... ok
[INFO] [stdout] test polynomials::tests::addition_commutative ... ok
[INFO] [stdout] test polynomials::tests::multiplication_associative ... ok
[INFO] [stdout] test polynomials::tests::addition_associative ... ok
[INFO] [stdout] test polynomials::tests::multiplication_commutative ... ok
[INFO] [stdout] test polynomials::tests::multiply_with_zero_yields_zero_polynomial ... ok
[INFO] [stdout] test polynomials::tests::multiply_unit_identity ... ok
[INFO] [stdout] test polynomials::tests::add_result_has_same_degree_as_highest_of_inputs ... ok
[INFO] [stdout] test polynomials::tests::multiply_non_zero_polynomials_has_degree_of_sum_of_input_degrees ... ok
[INFO] [stdout] test polynomials::tests::add_negate_yields_zero ... ok
[INFO] [stdout] test polynomials::tests::add_zero_identity ... ok
[INFO] [stdout] test polynomials::tests::arbitrary_polynomials ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.81s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests some_math
[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" "f36387ebd552a09b417f69d2b889bbad92e099fa21116ae07f7287cab59a1811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36387ebd552a09b417f69d2b889bbad92e099fa21116ae07f7287cab59a1811", kill_on_drop: false }`
[INFO] [stdout] f36387ebd552a09b417f69d2b889bbad92e099fa21116ae07f7287cab59a1811