[INFO] fetching crate integer-cbrt 0.1.2...
[INFO] testing integer-cbrt-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate integer-cbrt 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate integer-cbrt 0.1.2 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 integer-cbrt 0.1.2
[INFO] finished tweaking crates.io crate integer-cbrt 0.1.2
[INFO] tweaked toml for crates.io crate integer-cbrt 0.1.2 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] [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-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] 5ae9e1f670acb458a1e11720df0a52032a41d3e5c87429eaeacc587f61c4f44a
[INFO] running `Command { std: "docker" "start" "-a" "5ae9e1f670acb458a1e11720df0a52032a41d3e5c87429eaeacc587f61c4f44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ae9e1f670acb458a1e11720df0a52032a41d3e5c87429eaeacc587f61c4f44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ae9e1f670acb458a1e11720df0a52032a41d3e5c87429eaeacc587f61c4f44a", kill_on_drop: false }`
[INFO] [stdout] 5ae9e1f670acb458a1e11720df0a52032a41d3e5c87429eaeacc587f61c4f44a
[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] 6659ec341251ba593070a81f9d64a302dbd057ebf9760e7de07685c7e22bac62
[INFO] running `Command { std: "docker" "start" "-a" "6659ec341251ba593070a81f9d64a302dbd057ebf9760e7de07685c7e22bac62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling integer-cbrt v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "6659ec341251ba593070a81f9d64a302dbd057ebf9760e7de07685c7e22bac62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6659ec341251ba593070a81f9d64a302dbd057ebf9760e7de07685c7e22bac62", kill_on_drop: false }`
[INFO] [stdout] 6659ec341251ba593070a81f9d64a302dbd057ebf9760e7de07685c7e22bac62
[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] a7fb0dc173aecdd42716cf185f14813539a0458a8555708117a1885606b3b03c
[INFO] running `Command { std: "docker" "start" "-a" "a7fb0dc173aecdd42716cf185f14813539a0458a8555708117a1885606b3b03c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling integer-cbrt v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "a7fb0dc173aecdd42716cf185f14813539a0458a8555708117a1885606b3b03c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7fb0dc173aecdd42716cf185f14813539a0458a8555708117a1885606b3b03c", kill_on_drop: false }`
[INFO] [stdout] a7fb0dc173aecdd42716cf185f14813539a0458a8555708117a1885606b3b03c
[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] 68255fd00371d7d4c6df010c3d12b74245d44f28f583a3dbf3ef2820a5e46228
[INFO] running `Command { std: "docker" "start" "-a" "68255fd00371d7d4c6df010c3d12b74245d44f28f583a3dbf3ef2820a5e46228", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/integer_cbrt-4b6d883ea4a5ad2d)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::i128_test ... ok
[INFO] [stdout] test tests::u128_test ... ok
[INFO] [stdout] test tests::i16_test ... ok
[INFO] [stdout] test tests::u16_test ... ok
[INFO] [stdout] test tests::i8_test ... ok
[INFO] [stdout] test tests::isize_test ... ok
[INFO] [stdout] test tests::i32_test ... ok
[INFO] [stdout] test tests::i64_test ... ok
[INFO] [stdout] test tests::u64_test ... ok
[INFO] [stdout] test tests::u32_test ... ok
[INFO] [stdout] test tests::u8_test ... ok
[INFO] [stderr]    Doc-tests integer-cbrt
[INFO] [stdout] test tests::usize_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "68255fd00371d7d4c6df010c3d12b74245d44f28f583a3dbf3ef2820a5e46228", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68255fd00371d7d4c6df010c3d12b74245d44f28f583a3dbf3ef2820a5e46228", kill_on_drop: false }`
[INFO] [stdout] 68255fd00371d7d4c6df010c3d12b74245d44f28f583a3dbf3ef2820a5e46228