[INFO] fetching crate modpow 1.0.1...
[INFO] testing modpow-1.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate modpow 1.0.1 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate modpow 1.0.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate modpow 1.0.1
[INFO] finished tweaking crates.io crate modpow 1.0.1
[INFO] tweaked toml for crates.io crate modpow 1.0.1 written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b8d60bbd5f9d840514bf5b3277c79d371e393e22cb2bf123c4ae44c3cf4557d
[INFO] running `Command { std: "docker" "start" "-a" "0b8d60bbd5f9d840514bf5b3277c79d371e393e22cb2bf123c4ae44c3cf4557d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b8d60bbd5f9d840514bf5b3277c79d371e393e22cb2bf123c4ae44c3cf4557d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8d60bbd5f9d840514bf5b3277c79d371e393e22cb2bf123c4ae44c3cf4557d", kill_on_drop: false }`
[INFO] [stdout] 0b8d60bbd5f9d840514bf5b3277c79d371e393e22cb2bf123c4ae44c3cf4557d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75d2025ae3a0d5bc31d1284bda945baba6db0fa2070082bff885dbee6b407ec6
[INFO] running `Command { std: "docker" "start" "-a" "75d2025ae3a0d5bc31d1284bda945baba6db0fa2070082bff885dbee6b407ec6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling modpow v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.27s
[INFO] running `Command { std: "docker" "inspect" "75d2025ae3a0d5bc31d1284bda945baba6db0fa2070082bff885dbee6b407ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75d2025ae3a0d5bc31d1284bda945baba6db0fa2070082bff885dbee6b407ec6", kill_on_drop: false }`
[INFO] [stdout] 75d2025ae3a0d5bc31d1284bda945baba6db0fa2070082bff885dbee6b407ec6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7eb74de4c96baa0242dc69601843be6c95d488ad7e99139ef021cfd44f9d8ba
[INFO] running `Command { std: "docker" "start" "-a" "c7eb74de4c96baa0242dc69601843be6c95d488ad7e99139ef021cfd44f9d8ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling modpow v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "c7eb74de4c96baa0242dc69601843be6c95d488ad7e99139ef021cfd44f9d8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7eb74de4c96baa0242dc69601843be6c95d488ad7e99139ef021cfd44f9d8ba", kill_on_drop: false }`
[INFO] [stdout] c7eb74de4c96baa0242dc69601843be6c95d488ad7e99139ef021cfd44f9d8ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ea7c5fddf5a7571cd80e89388766ad2a564d72485f981ca643ea75cfca01151
[INFO] running `Command { std: "docker" "start" "-a" "5ea7c5fddf5a7571cd80e89388766ad2a564d72485f981ca643ea75cfca01151", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/modpow-8067adaee239164f)
[INFO] [stdout] test tests::test_modpow ... ok
[INFO] [stderr]    Doc-tests modpow
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - modpow (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ea7c5fddf5a7571cd80e89388766ad2a564d72485f981ca643ea75cfca01151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ea7c5fddf5a7571cd80e89388766ad2a564d72485f981ca643ea75cfca01151", kill_on_drop: false }`
[INFO] [stdout] 5ea7c5fddf5a7571cd80e89388766ad2a564d72485f981ca643ea75cfca01151