[INFO] cloning repository https://github.com/ParoRahul/rust_hellow_world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ParoRahul/rust_hellow_world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FParoRahul%2Frust_hellow_world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FParoRahul%2Frust_hellow_world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5f2fcc60c303f6467639dd821847b28e068094f
[INFO] checking ParoRahul/rust_hellow_world against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FParoRahul%2Frust_hellow_world" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ParoRahul/rust_hellow_world on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ParoRahul/rust_hellow_world
[INFO] finished tweaking git repo https://github.com/ParoRahul/rust_hellow_world
[INFO] tweaked toml for git repo https://github.com/ParoRahul/rust_hellow_world written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ParoRahul/rust_hellow_world already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a93fef51e61d66106eeede648a6e8ce87f11b291454847227b1d068b4c9ccedd
[INFO] running `Command { std: "docker" "start" "-a" "a93fef51e61d66106eeede648a6e8ce87f11b291454847227b1d068b4c9ccedd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a93fef51e61d66106eeede648a6e8ce87f11b291454847227b1d068b4c9ccedd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a93fef51e61d66106eeede648a6e8ce87f11b291454847227b1d068b4c9ccedd", kill_on_drop: false }`
[INFO] [stdout] a93fef51e61d66106eeede648a6e8ce87f11b291454847227b1d068b4c9ccedd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d86c05a06ab199e095a65d86a18f15607717acf5e144bb1ff493e2c65672577d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d86c05a06ab199e095a65d86a18f15607717acf5e144bb1ff493e2c65672577d", kill_on_drop: false }`
[INFO] [stderr]     Checking hellow_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "d86c05a06ab199e095a65d86a18f15607717acf5e144bb1ff493e2c65672577d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d86c05a06ab199e095a65d86a18f15607717acf5e144bb1ff493e2c65672577d", kill_on_drop: false }`
[INFO] [stdout] d86c05a06ab199e095a65d86a18f15607717acf5e144bb1ff493e2c65672577d