[INFO] cloning repository https://github.com/mgjm/newtype-enum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mgjm/newtype-enum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgjm%2Fnewtype-enum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgjm%2Fnewtype-enum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3033dfbfaaf30d000a7049edfeecfd8acc920c4
[INFO] checking mgjm/newtype-enum against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgjm%2Fnewtype-enum" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mgjm/newtype-enum 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/mgjm/newtype-enum
[INFO] finished tweaking git repo https://github.com/mgjm/newtype-enum
[INFO] tweaked toml for git repo https://github.com/mgjm/newtype-enum written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mgjm/newtype-enum 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 8624ae1075f6734436dc45b6ba932f042fb2b55139545425c341ffeab49b83e4
[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" "8624ae1075f6734436dc45b6ba932f042fb2b55139545425c341ffeab49b83e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8624ae1075f6734436dc45b6ba932f042fb2b55139545425c341ffeab49b83e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8624ae1075f6734436dc45b6ba932f042fb2b55139545425c341ffeab49b83e4", kill_on_drop: false }`
[INFO] [stdout] 8624ae1075f6734436dc45b6ba932f042fb2b55139545425c341ffeab49b83e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] eed92c7a75c7cf4111c5020efe5e37aca216e2c4cce14e9c35ebb09973f5b5e1
[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" "eed92c7a75c7cf4111c5020efe5e37aca216e2c4cce14e9c35ebb09973f5b5e1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]     Checking quote v1.0.4
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking proc-macro-crate v0.1.4
[INFO] [stderr]     Checking newtype-enum-macro v0.1.0 (/opt/rustwide/workdir/newtype-enum-macro)
[INFO] [stderr]     Checking newtype-enum v0.1.0 (/opt/rustwide/workdir/newtype-enum)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.07s
[INFO] running `Command { std: "docker" "inspect" "eed92c7a75c7cf4111c5020efe5e37aca216e2c4cce14e9c35ebb09973f5b5e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eed92c7a75c7cf4111c5020efe5e37aca216e2c4cce14e9c35ebb09973f5b5e1", kill_on_drop: false }`
[INFO] [stdout] eed92c7a75c7cf4111c5020efe5e37aca216e2c4cce14e9c35ebb09973f5b5e1