[INFO] fetching crate endless 0.1.0...
[INFO] checking endless-0.1.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate endless 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate endless 0.1.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate endless 0.1.0
[INFO] finished tweaking crates.io crate endless 0.1.0
[INFO] tweaked toml for crates.io crate endless 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate endless 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 196dd95fb23cb50893ba16a3b710e4f8292b385de945ff15a760ed3cb3825cdd
[INFO] running `Command { std: "docker" "start" "-a" "196dd95fb23cb50893ba16a3b710e4f8292b385de945ff15a760ed3cb3825cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "196dd95fb23cb50893ba16a3b710e4f8292b385de945ff15a760ed3cb3825cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196dd95fb23cb50893ba16a3b710e4f8292b385de945ff15a760ed3cb3825cdd", kill_on_drop: false }`
[INFO] [stdout] 196dd95fb23cb50893ba16a3b710e4f8292b385de945ff15a760ed3cb3825cdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77d43ce26acb17b6e287025ad90a9dfbf05dac380d7dcce744f0fea0daf049ef
[INFO] running `Command { std: "docker" "start" "-a" "77d43ce26acb17b6e287025ad90a9dfbf05dac380d7dcce744f0fea0daf049ef", kill_on_drop: false }`
[INFO] [stderr]     Checking endless v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "77d43ce26acb17b6e287025ad90a9dfbf05dac380d7dcce744f0fea0daf049ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77d43ce26acb17b6e287025ad90a9dfbf05dac380d7dcce744f0fea0daf049ef", kill_on_drop: false }`
[INFO] [stdout] 77d43ce26acb17b6e287025ad90a9dfbf05dac380d7dcce744f0fea0daf049ef