[INFO] fetching crate tcorp_math_mods 0.1.0...
[INFO] testing tcorp_math_mods-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tcorp_math_mods 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tcorp_math_mods 0.1.0 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 crates.io crate tcorp_math_mods 0.1.0
[INFO] finished tweaking crates.io crate tcorp_math_mods 0.1.0
[INFO] tweaked toml for crates.io crate tcorp_math_mods 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a100ecb038cc55deb97d3dca1addad95b24f79e7e7cd2dab71362c3dd900f451
[INFO] running `Command { std: "docker" "start" "-a" "a100ecb038cc55deb97d3dca1addad95b24f79e7e7cd2dab71362c3dd900f451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a100ecb038cc55deb97d3dca1addad95b24f79e7e7cd2dab71362c3dd900f451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a100ecb038cc55deb97d3dca1addad95b24f79e7e7cd2dab71362c3dd900f451", kill_on_drop: false }`
[INFO] [stdout] a100ecb038cc55deb97d3dca1addad95b24f79e7e7cd2dab71362c3dd900f451
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 44d8402d3c2e802b102e698c9c17c942fed0948f17beaa7d20cb7fc14de309f2
[INFO] running `Command { std: "docker" "start" "-a" "44d8402d3c2e802b102e698c9c17c942fed0948f17beaa7d20cb7fc14de309f2", 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] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling tcorp_math_mods v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "44d8402d3c2e802b102e698c9c17c942fed0948f17beaa7d20cb7fc14de309f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44d8402d3c2e802b102e698c9c17c942fed0948f17beaa7d20cb7fc14de309f2", kill_on_drop: false }`
[INFO] [stdout] 44d8402d3c2e802b102e698c9c17c942fed0948f17beaa7d20cb7fc14de309f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] bf1c8997b25ee522a018bcbe7409f6466828ab187ec7658bda837040100bcdbf
[INFO] running `Command { std: "docker" "start" "-a" "bf1c8997b25ee522a018bcbe7409f6466828ab187ec7658bda837040100bcdbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcorp_math_mods v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "bf1c8997b25ee522a018bcbe7409f6466828ab187ec7658bda837040100bcdbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf1c8997b25ee522a018bcbe7409f6466828ab187ec7658bda837040100bcdbf", kill_on_drop: false }`
[INFO] [stdout] bf1c8997b25ee522a018bcbe7409f6466828ab187ec7658bda837040100bcdbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1aabac09bb81161314b7f2a7d059b4b64e46d89854a2be0675171100cdf6833f
[INFO] running `Command { std: "docker" "start" "-a" "1aabac09bb81161314b7f2a7d059b4b64e46d89854a2be0675171100cdf6833f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcorp_math_mods-396a34080d20b8b8)
[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] [stderr]      Running tests/factors.rs (/opt/rustwide/target/debug/deps/factors-a4f439ce28427259)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test factors_returns_correct_results ... ok
[INFO] [stdout] test number_of_factors_returns_correct_results ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tcorp_math_mods
[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" "1aabac09bb81161314b7f2a7d059b4b64e46d89854a2be0675171100cdf6833f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aabac09bb81161314b7f2a7d059b4b64e46d89854a2be0675171100cdf6833f", kill_on_drop: false }`
[INFO] [stdout] 1aabac09bb81161314b7f2a7d059b4b64e46d89854a2be0675171100cdf6833f