[INFO] cloning repository https://github.com/ram4ik/rust_app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ram4ik/rust_app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fram4ik%2Frust_app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fram4ik%2Frust_app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7c9b99ba140c9831745f4d28b8301953df80bf8
[INFO] checking ram4ik/rust_app against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fram4ik%2Frust_app" "/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/ram4ik/rust_app on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ram4ik/rust_app
[INFO] finished tweaking git repo https://github.com/ram4ik/rust_app
[INFO] tweaked toml for git repo https://github.com/ram4ik/rust_app written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ram4ik/rust_app already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52b4f42a53b0c4df2956401ea96db5dc5e20fedd2faa10a68151bedc9fad238e
[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" "52b4f42a53b0c4df2956401ea96db5dc5e20fedd2faa10a68151bedc9fad238e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52b4f42a53b0c4df2956401ea96db5dc5e20fedd2faa10a68151bedc9fad238e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b4f42a53b0c4df2956401ea96db5dc5e20fedd2faa10a68151bedc9fad238e", kill_on_drop: false }`
[INFO] [stdout] 52b4f42a53b0c4df2956401ea96db5dc5e20fedd2faa10a68151bedc9fad238e
[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" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 8f75419314e84720854ac0df979cbc9ed3af222e87179552e0cab5d418e7282a
[INFO] running `Command { std: "docker" "start" "-a" "8f75419314e84720854ac0df979cbc9ed3af222e87179552e0cab5d418e7282a", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "8f75419314e84720854ac0df979cbc9ed3af222e87179552e0cab5d418e7282a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f75419314e84720854ac0df979cbc9ed3af222e87179552e0cab5d418e7282a", kill_on_drop: false }`
[INFO] [stdout] 8f75419314e84720854ac0df979cbc9ed3af222e87179552e0cab5d418e7282a