[INFO] cloning repository https://github.com/z2m2020/rust_project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/z2m2020/rust_project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fz2m2020%2Frust_project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fz2m2020%2Frust_project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e0923b110f8e23f3c3ca2e044e1f06dbeff13c3
[INFO] checking z2m2020/rust_project against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fz2m2020%2Frust_project" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/z2m2020/rust_project on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/z2m2020/rust_project
[INFO] finished tweaking git repo https://github.com/z2m2020/rust_project
[INFO] tweaked toml for git repo https://github.com/z2m2020/rust_project written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/z2m2020/rust_project already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a7d49b833909c230081dd45a792f70259d4593dabbfd835e9031ff14c2cc6da
[INFO] running `Command { std: "docker" "start" "-a" "0a7d49b833909c230081dd45a792f70259d4593dabbfd835e9031ff14c2cc6da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a7d49b833909c230081dd45a792f70259d4593dabbfd835e9031ff14c2cc6da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a7d49b833909c230081dd45a792f70259d4593dabbfd835e9031ff14c2cc6da", kill_on_drop: false }`
[INFO] [stdout] 0a7d49b833909c230081dd45a792f70259d4593dabbfd835e9031ff14c2cc6da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86d87f453e591e6118523cad63d02319f89d3bea45a7ebd4e3693706a06215a7
[INFO] running `Command { std: "docker" "start" "-a" "86d87f453e591e6118523cad63d02319f89d3bea45a7ebd4e3693706a06215a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "86d87f453e591e6118523cad63d02319f89d3bea45a7ebd4e3693706a06215a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d87f453e591e6118523cad63d02319f89d3bea45a7ebd4e3693706a06215a7", kill_on_drop: false }`
[INFO] [stdout] 86d87f453e591e6118523cad63d02319f89d3bea45a7ebd4e3693706a06215a7