[INFO] fetching crate slower 0.1.0...
[INFO] testing slower-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate slower 0.1.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate slower 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slower 0.1.0
[INFO] finished tweaking crates.io crate slower 0.1.0
[INFO] tweaked toml for crates.io crate slower 0.1.0 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate crates.io crate slower 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ebc71f9c8c9e5736fd282148dce1932de7c792fb8d1ee0d9a2cdac04ba25556
[INFO] running `Command { std: "docker" "start" "-a" "5ebc71f9c8c9e5736fd282148dce1932de7c792fb8d1ee0d9a2cdac04ba25556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ebc71f9c8c9e5736fd282148dce1932de7c792fb8d1ee0d9a2cdac04ba25556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ebc71f9c8c9e5736fd282148dce1932de7c792fb8d1ee0d9a2cdac04ba25556", kill_on_drop: false }`
[INFO] [stdout] 5ebc71f9c8c9e5736fd282148dce1932de7c792fb8d1ee0d9a2cdac04ba25556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26ebd1c543242f298fd18b370576dc0f6d67ea522d29f10ee4321a8158b9a2b7
[INFO] running `Command { std: "docker" "start" "-a" "26ebd1c543242f298fd18b370576dc0f6d67ea522d29f10ee4321a8158b9a2b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling slower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.44s
[INFO] running `Command { std: "docker" "inspect" "26ebd1c543242f298fd18b370576dc0f6d67ea522d29f10ee4321a8158b9a2b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ebd1c543242f298fd18b370576dc0f6d67ea522d29f10ee4321a8158b9a2b7", kill_on_drop: false }`
[INFO] [stdout] 26ebd1c543242f298fd18b370576dc0f6d67ea522d29f10ee4321a8158b9a2b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c7116442228ac4393cfbfb311840af20a540520c7bdcbcdfb4a67c47c253dbb
[INFO] running `Command { std: "docker" "start" "-a" "9c7116442228ac4393cfbfb311840af20a540520c7bdcbcdfb4a67c47c253dbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling slower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "9c7116442228ac4393cfbfb311840af20a540520c7bdcbcdfb4a67c47c253dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7116442228ac4393cfbfb311840af20a540520c7bdcbcdfb4a67c47c253dbb", kill_on_drop: false }`
[INFO] [stdout] 9c7116442228ac4393cfbfb311840af20a540520c7bdcbcdfb4a67c47c253dbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5fe95904fd5ad71e5ab9068d465b8b38f5afe2473a01d11b2d02262e652ef13
[INFO] running `Command { std: "docker" "start" "-a" "f5fe95904fd5ad71e5ab9068d465b8b38f5afe2473a01d11b2d02262e652ef13", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slower-7f02cd0fc1abef8a)
[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" "f5fe95904fd5ad71e5ab9068d465b8b38f5afe2473a01d11b2d02262e652ef13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5fe95904fd5ad71e5ab9068d465b8b38f5afe2473a01d11b2d02262e652ef13", kill_on_drop: false }`
[INFO] [stdout] f5fe95904fd5ad71e5ab9068d465b8b38f5afe2473a01d11b2d02262e652ef13