[INFO] fetching crate group-by 1.0.0...
[INFO] testing group-by-1.0.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate group-by 1.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate group-by 1.0.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate group-by 1.0.0
[INFO] finished tweaking crates.io crate group-by 1.0.0
[INFO] tweaked toml for crates.io crate group-by 1.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b1e193a43a7a2722c20d779c285adae7af580612db98ba79fcba2bc6196f8fb
[INFO] running `Command { std: "docker" "start" "-a" "1b1e193a43a7a2722c20d779c285adae7af580612db98ba79fcba2bc6196f8fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b1e193a43a7a2722c20d779c285adae7af580612db98ba79fcba2bc6196f8fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b1e193a43a7a2722c20d779c285adae7af580612db98ba79fcba2bc6196f8fb", kill_on_drop: false }`
[INFO] [stdout] 1b1e193a43a7a2722c20d779c285adae7af580612db98ba79fcba2bc6196f8fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6306c632ea85af1a478a995e38c1bf57745120eb46546d25ebf043741d9f7016
[INFO] running `Command { std: "docker" "start" "-a" "6306c632ea85af1a478a995e38c1bf57745120eb46546d25ebf043741d9f7016", kill_on_drop: false }`
[INFO] [stderr]    Compiling group-by v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "6306c632ea85af1a478a995e38c1bf57745120eb46546d25ebf043741d9f7016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6306c632ea85af1a478a995e38c1bf57745120eb46546d25ebf043741d9f7016", kill_on_drop: false }`
[INFO] [stdout] 6306c632ea85af1a478a995e38c1bf57745120eb46546d25ebf043741d9f7016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5b6f24b4aa78d30257f3e132a6fe4ab4b979e070d1ab1b4cb2e5fac3e4deabd
[INFO] running `Command { std: "docker" "start" "-a" "e5b6f24b4aa78d30257f3e132a6fe4ab4b979e070d1ab1b4cb2e5fac3e4deabd", kill_on_drop: false }`
[INFO] [stderr]    Compiling group-by v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "e5b6f24b4aa78d30257f3e132a6fe4ab4b979e070d1ab1b4cb2e5fac3e4deabd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b6f24b4aa78d30257f3e132a6fe4ab4b979e070d1ab1b4cb2e5fac3e4deabd", kill_on_drop: false }`
[INFO] [stdout] e5b6f24b4aa78d30257f3e132a6fe4ab4b979e070d1ab1b4cb2e5fac3e4deabd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec4eb712f7c0cf1d027a582c6dae3fff5625ccdd58a25fc5d3606d02877a6eee
[INFO] running `Command { std: "docker" "start" "-a" "ec4eb712f7c0cf1d027a582c6dae3fff5625ccdd58a25fc5d3606d02877a6eee", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/group_by-f2be37ff1a4c633c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[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] [stderr]    Doc-tests group-by
[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" "ec4eb712f7c0cf1d027a582c6dae3fff5625ccdd58a25fc5d3606d02877a6eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4eb712f7c0cf1d027a582c6dae3fff5625ccdd58a25fc5d3606d02877a6eee", kill_on_drop: false }`
[INFO] [stdout] ec4eb712f7c0cf1d027a582c6dae3fff5625ccdd58a25fc5d3606d02877a6eee