[INFO] fetching crate slack-gc 1.0.1...
[INFO] checking slack-gc-1.0.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate slack-gc 1.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate slack-gc 1.0.1 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slack-gc 1.0.1
[INFO] finished tweaking crates.io crate slack-gc 1.0.1
[INFO] tweaked toml for crates.io crate slack-gc 1.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded try-lock v0.1.0
[INFO] [stderr]   Downloaded uuid v0.6.5
[INFO] [stderr]   Downloaded pretty-bytes v0.2.2
[INFO] [stderr]   Downloaded slack_api v0.20.0
[INFO] [stderr]   Downloaded tokio-tls v0.1.4
[INFO] [stderr]   Downloaded reqwest v0.8.8
[INFO] [stderr]   Downloaded fern v0.5.9
[INFO] [stderr]   Downloaded relay v0.1.1
[INFO] [stderr]   Downloaded want v0.0.4
[INFO] [stderr]   Downloaded hyper-tls v0.1.4
[INFO] [stderr]   Downloaded libflate v0.1.27
[INFO] [stderr]   Downloaded hyper v0.11.27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a1dabf09ea04f4ddf9c409ead5e0b88fcaa1409c310ac0a3c5efcfbe55870dc
[INFO] running `Command { std: "docker" "start" "-a" "7a1dabf09ea04f4ddf9c409ead5e0b88fcaa1409c310ac0a3c5efcfbe55870dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a1dabf09ea04f4ddf9c409ead5e0b88fcaa1409c310ac0a3c5efcfbe55870dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a1dabf09ea04f4ddf9c409ead5e0b88fcaa1409c310ac0a3c5efcfbe55870dc", kill_on_drop: false }`
[INFO] [stdout] 7a1dabf09ea04f4ddf9c409ead5e0b88fcaa1409c310ac0a3c5efcfbe55870dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3ec5a06450d95302f0ab6d6042b8ef15a8f1f034930db3862f13a66a19c64f3
[INFO] running `Command { std: "docker" "start" "-a" "b3ec5a06450d95302f0ab6d6042b8ef15a8f1f034930db3862f13a66a19c64f3", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "b3ec5a06450d95302f0ab6d6042b8ef15a8f1f034930db3862f13a66a19c64f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3ec5a06450d95302f0ab6d6042b8ef15a8f1f034930db3862f13a66a19c64f3", kill_on_drop: false }`
[INFO] [stdout] b3ec5a06450d95302f0ab6d6042b8ef15a8f1f034930db3862f13a66a19c64f3