[INFO] cloning repository https://github.com/dpc/colerr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dpc/colerr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Fcolerr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Fcolerr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d392a278e8d82cbdef1596ddf648bcf2ff977bc2
[INFO] checking dpc/colerr against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Fcolerr" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dpc/colerr on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dpc/colerr
[INFO] finished tweaking git repo https://github.com/dpc/colerr
[INFO] tweaked toml for git repo https://github.com/dpc/colerr written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/dpc/colerr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex v0.1.73
[INFO] [stderr]   Downloaded bytes v0.3.0
[INFO] [stderr]   Downloaded log v0.3.6
[INFO] [stderr]   Downloaded mioco v0.8.0
[INFO] [stderr]   Downloaded env_logger v0.3.4
[INFO] [stderr]   Downloaded owning_ref v0.2.0
[INFO] [stderr]   Downloaded strsim v0.3.0
[INFO] [stderr]   Downloaded regex-syntax v0.3.4
[INFO] [stderr]   Downloaded gcc v0.3.32
[INFO] [stderr]   Downloaded libc v0.2.15
[INFO] [stderr]   Downloaded lazy_static v0.2.1
[INFO] [stderr]   Downloaded slab v0.2.0
[INFO] [stderr]   Downloaded docopt v0.6.82
[INFO] [stderr]   Downloaded mio v0.5.1
[INFO] [stderr]   Downloaded rustc-serialize v0.3.19
[INFO] [stderr]   Downloaded context v1.0.0
[INFO] [stderr]   Downloaded thread_local v0.2.6
[INFO] [stderr]   Downloaded nix v0.5.1
[INFO] [stderr]   Downloaded slab v0.1.3
[INFO] [stderr]   Downloaded miow v0.1.3
[INFO] [stderr]   Downloaded net2 v0.2.26
[INFO] [stderr]   Downloaded thread-scoped v1.0.1
[INFO] [stderr]   Downloaded spin v0.4.3
[INFO] [stderr]   Downloaded time v0.1.35
[INFO] [stderr]   Downloaded nix v0.6.0
[INFO] [stderr]   Downloaded aho-corasick v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 158bd3d2a7fa6148dd7296e78148838d84258c290fabaa85a59b0f2775f917bd
[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" "158bd3d2a7fa6148dd7296e78148838d84258c290fabaa85a59b0f2775f917bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "158bd3d2a7fa6148dd7296e78148838d84258c290fabaa85a59b0f2775f917bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "158bd3d2a7fa6148dd7296e78148838d84258c290fabaa85a59b0f2775f917bd", kill_on_drop: false }`
[INFO] [stdout] 158bd3d2a7fa6148dd7296e78148838d84258c290fabaa85a59b0f2775f917bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a694d9a6334b4f82a6b50ffca9db58864774a1d2eb04d7cb9e81bba47fdddc4
[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" "1a694d9a6334b4f82a6b50ffca9db58864774a1d2eb04d7cb9e81bba47fdddc4", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.15
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling gcc v0.3.32
[INFO] [stderr]     Checking regex-syntax v0.3.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking spin v0.4.3
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking slab v0.2.0
[INFO] [stderr]     Checking strsim v0.3.0
[INFO] [stderr]     Checking thread-scoped v1.0.1
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking owning_ref v0.2.0
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking net2 v0.2.26
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking thread_local v0.2.6
[INFO] [stderr]     Checking aho-corasick v0.5.2
[INFO] [stderr]    Compiling context v1.0.0
[INFO] [stderr]     Checking miow v0.1.3
[INFO] [stderr]     Checking regex v0.1.73
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1a694d9a6334b4f82a6b50ffca9db58864774a1d2eb04d7cb9e81bba47fdddc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a694d9a6334b4f82a6b50ffca9db58864774a1d2eb04d7cb9e81bba47fdddc4", kill_on_drop: false }`
[INFO] [stdout] 1a694d9a6334b4f82a6b50ffca9db58864774a1d2eb04d7cb9e81bba47fdddc4