[INFO] cloning repository https://github.com/rustwei/hello-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rustwei/hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustwei%2Fhello-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustwei%2Fhello-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7fd992ea8182f7de98d4af8653a797587e8bbf3
[INFO] building rustwei/hello-world against master#87788097b776f8e3662f76627944230684b671bd for pr-101591
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustwei%2Fhello-world" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rustwei/hello-world on toolchain 87788097b776f8e3662f76627944230684b671bd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rustwei/hello-world
[INFO] finished tweaking git repo https://github.com/rustwei/hello-world
[INFO] tweaked toml for git repo https://github.com/rustwei/hello-world written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rustwei/hello-world already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1375033cefb612f5ad8aee3e19afa775df2e48188b726f799f121eb7100a4fd9
[INFO] running `Command { std: "docker" "start" "-a" "1375033cefb612f5ad8aee3e19afa775df2e48188b726f799f121eb7100a4fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1375033cefb612f5ad8aee3e19afa775df2e48188b726f799f121eb7100a4fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1375033cefb612f5ad8aee3e19afa775df2e48188b726f799f121eb7100a4fd9", kill_on_drop: false }`
[INFO] [stdout] 1375033cefb612f5ad8aee3e19afa775df2e48188b726f799f121eb7100a4fd9
[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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f08d6ba53b4655c01f3bb6626add7f956944013e5ae0c05433c80a73d2218d5c
[INFO] running `Command { std: "docker" "start" "-a" "f08d6ba53b4655c01f3bb6626add7f956944013e5ae0c05433c80a73d2218d5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "f08d6ba53b4655c01f3bb6626add7f956944013e5ae0c05433c80a73d2218d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f08d6ba53b4655c01f3bb6626add7f956944013e5ae0c05433c80a73d2218d5c", kill_on_drop: false }`
[INFO] [stdout] f08d6ba53b4655c01f3bb6626add7f956944013e5ae0c05433c80a73d2218d5c
[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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 469d01785739dbfea9839256ed02b9307e34b52196fa0d163e3c4cf80c6bc281
[INFO] running `Command { std: "docker" "start" "-a" "469d01785739dbfea9839256ed02b9307e34b52196fa0d163e3c4cf80c6bc281", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "469d01785739dbfea9839256ed02b9307e34b52196fa0d163e3c4cf80c6bc281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "469d01785739dbfea9839256ed02b9307e34b52196fa0d163e3c4cf80c6bc281", kill_on_drop: false }`
[INFO] [stdout] 469d01785739dbfea9839256ed02b9307e34b52196fa0d163e3c4cf80c6bc281