[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] testing mgjm/newtype-enum against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgjm%2Fnewtype-enum" "/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/mgjm/newtype-enum on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] ba4249bab2bf5bffacf726522ff1ac3e0350b61dba17c58e11dedc903d575c4a
[INFO] running `Command { std: "docker" "start" "-a" "ba4249bab2bf5bffacf726522ff1ac3e0350b61dba17c58e11dedc903d575c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba4249bab2bf5bffacf726522ff1ac3e0350b61dba17c58e11dedc903d575c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4249bab2bf5bffacf726522ff1ac3e0350b61dba17c58e11dedc903d575c4a", kill_on_drop: false }`
[INFO] [stdout] ba4249bab2bf5bffacf726522ff1ac3e0350b61dba17c58e11dedc903d575c4a
[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" "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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ccc9dccc46b8c423658a4126aea9c129b0f9629ad73b814a8cd106041188244
[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" "0ccc9dccc46b8c423658a4126aea9c129b0f9629ad73b814a8cd106041188244", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling newtype-enum-macro v0.1.0 (/opt/rustwide/workdir/newtype-enum-macro)
[INFO] [stderr]    Compiling newtype-enum v0.1.0 (/opt/rustwide/workdir/newtype-enum)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.70s
[INFO] running `Command { std: "docker" "inspect" "0ccc9dccc46b8c423658a4126aea9c129b0f9629ad73b814a8cd106041188244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ccc9dccc46b8c423658a4126aea9c129b0f9629ad73b814a8cd106041188244", kill_on_drop: false }`
[INFO] [stdout] 0ccc9dccc46b8c423658a4126aea9c129b0f9629ad73b814a8cd106041188244
[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" "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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93b2168bd206b20c51f21e9cad60a8d4b15bc7491b8b3fdc9e6644b29025db3a
[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" "93b2168bd206b20c51f21e9cad60a8d4b15bc7491b8b3fdc9e6644b29025db3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling newtype-enum-macro v0.1.0 (/opt/rustwide/workdir/newtype-enum-macro)
[INFO] [stderr]    Compiling newtype-enum v0.1.0 (/opt/rustwide/workdir/newtype-enum)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "93b2168bd206b20c51f21e9cad60a8d4b15bc7491b8b3fdc9e6644b29025db3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93b2168bd206b20c51f21e9cad60a8d4b15bc7491b8b3fdc9e6644b29025db3a", kill_on_drop: false }`
[INFO] [stdout] 93b2168bd206b20c51f21e9cad60a8d4b15bc7491b8b3fdc9e6644b29025db3a
[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" "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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1354df5e81bb6b0b7e2bf223c599d530df5a86efad6de75146fd213de75ec72
[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" "b1354df5e81bb6b0b7e2bf223c599d530df5a86efad6de75146fd213de75ec72", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/newtype_enum-f04cda2b5367bf5d)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/newtype_enum_macro-be4a4fd5141d189e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests newtype-enum-macro
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests newtype-enum
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name newtype_enum --test /opt/rustwide/workdir/newtype-enum/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern newtype_enum=/opt/rustwide/target/debug/deps/libnewtype_enum-7eefae9307901018.rlib --extern newtype_enum_macro=/opt/rustwide/target/debug/deps/libnewtype_enum_macro-9988f195b35cc663.so -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b1354df5e81bb6b0b7e2bf223c599d530df5a86efad6de75146fd213de75ec72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1354df5e81bb6b0b7e2bf223c599d530df5a86efad6de75146fd213de75ec72", kill_on_drop: false }`
[INFO] [stdout] b1354df5e81bb6b0b7e2bf223c599d530df5a86efad6de75146fd213de75ec72