[INFO] cloning repository https://github.com/alienzj/lifetk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alienzj/lifetk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Flifetk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Flifetk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15fc837b7f7688cf1901b4b42d4104c8bb3891f9
[INFO] checking alienzj/lifetk against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Flifetk" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alienzj/lifetk 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 git repo https://github.com/alienzj/lifetk
[INFO] finished tweaking git repo https://github.com/alienzj/lifetk
[INFO] tweaked toml for git repo https://github.com/alienzj/lifetk written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/alienzj/lifetk 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-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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da5e88bd4aa24eccb5b39096b1a6840937232310d4e0c318701cedc53c6d29c6
[INFO] running `Command { std: "docker" "start" "-a" "da5e88bd4aa24eccb5b39096b1a6840937232310d4e0c318701cedc53c6d29c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da5e88bd4aa24eccb5b39096b1a6840937232310d4e0c318701cedc53c6d29c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5e88bd4aa24eccb5b39096b1a6840937232310d4e0c318701cedc53c6d29c6", kill_on_drop: false }`
[INFO] [stdout] da5e88bd4aa24eccb5b39096b1a6840937232310d4e0c318701cedc53c6d29c6
[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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b4ea69acebe5e8dfee1608e0a3975aa4d64fe7a57ace7fd4cf37a39ed50a285
[INFO] running `Command { std: "docker" "start" "-a" "6b4ea69acebe5e8dfee1608e0a3975aa4d64fe7a57ace7fd4cf37a39ed50a285", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking iter-read v0.2.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking serde-pickle v0.6.0
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking lifetk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.89s
[INFO] running `Command { std: "docker" "inspect" "6b4ea69acebe5e8dfee1608e0a3975aa4d64fe7a57ace7fd4cf37a39ed50a285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4ea69acebe5e8dfee1608e0a3975aa4d64fe7a57ace7fd4cf37a39ed50a285", kill_on_drop: false }`
[INFO] [stdout] 6b4ea69acebe5e8dfee1608e0a3975aa4d64fe7a57ace7fd4cf37a39ed50a285