[INFO] fetching crate rcut 0.0.52...
[INFO] testing rcut-0.0.52 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate rcut 0.0.52 into /workspace/builds/worker-105/source
[INFO] validating manifest of crates.io crate rcut 0.0.52 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rcut 0.0.52
[INFO] finished tweaking crates.io crate rcut 0.0.52
[INFO] tweaked toml for crates.io crate rcut 0.0.52 written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate crates.io crate rcut 0.0.52 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rcut-lib v0.0.52
[INFO] [stderr]   Downloaded rtools-traits v0.0.52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abd573ae44a94498ef60e7b4420bd26036fd8d1f5c760f2a85efd438fe7d9747
[INFO] running `Command { std: "docker" "start" "-a" "abd573ae44a94498ef60e7b4420bd26036fd8d1f5c760f2a85efd438fe7d9747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abd573ae44a94498ef60e7b4420bd26036fd8d1f5c760f2a85efd438fe7d9747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd573ae44a94498ef60e7b4420bd26036fd8d1f5c760f2a85efd438fe7d9747", kill_on_drop: false }`
[INFO] [stdout] abd573ae44a94498ef60e7b4420bd26036fd8d1f5c760f2a85efd438fe7d9747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2decee7f57b05fbeb71c5119a24ebdb28e8182022064b08705b338c647bfdbd4
[INFO] running `Command { std: "docker" "start" "-a" "2decee7f57b05fbeb71c5119a24ebdb28e8182022064b08705b338c647bfdbd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling rtools-traits v0.0.52
[INFO] [stderr]    Compiling rcut-lib v0.0.52
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rcut v0.0.52 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.66s
[INFO] running `Command { std: "docker" "inspect" "2decee7f57b05fbeb71c5119a24ebdb28e8182022064b08705b338c647bfdbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2decee7f57b05fbeb71c5119a24ebdb28e8182022064b08705b338c647bfdbd4", kill_on_drop: false }`
[INFO] [stdout] 2decee7f57b05fbeb71c5119a24ebdb28e8182022064b08705b338c647bfdbd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d37b8dce88e7e555f568405931671b20ae68e9b5a8f77ff3c5c9c8ed04bd8ed
[INFO] running `Command { std: "docker" "start" "-a" "5d37b8dce88e7e555f568405931671b20ae68e9b5a8f77ff3c5c9c8ed04bd8ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcut v0.0.52 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "5d37b8dce88e7e555f568405931671b20ae68e9b5a8f77ff3c5c9c8ed04bd8ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d37b8dce88e7e555f568405931671b20ae68e9b5a8f77ff3c5c9c8ed04bd8ed", kill_on_drop: false }`
[INFO] [stdout] 5d37b8dce88e7e555f568405931671b20ae68e9b5a8f77ff3c5c9c8ed04bd8ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eafa1d2c753466d28ee7755bc2b6e6388cd6518f6a114f4e7c1d0b0ebba102b1
[INFO] running `Command { std: "docker" "start" "-a" "eafa1d2c753466d28ee7755bc2b6e6388cd6518f6a114f4e7c1d0b0ebba102b1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rcut-84857428de37ef10)
[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" "eafa1d2c753466d28ee7755bc2b6e6388cd6518f6a114f4e7c1d0b0ebba102b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eafa1d2c753466d28ee7755bc2b6e6388cd6518f6a114f4e7c1d0b0ebba102b1", kill_on_drop: false }`
[INFO] [stdout] eafa1d2c753466d28ee7755bc2b6e6388cd6518f6a114f4e7c1d0b0ebba102b1