[INFO] cloning repository https://github.com/julienXX/fingers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/julienXX/fingers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjulienXX%2Ffingers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjulienXX%2Ffingers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 820e236ea4c096ab0827de34e93f9630c4bbc1a7
[INFO] checking julienXX/fingers against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjulienXX%2Ffingers" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/julienXX/fingers on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/julienXX/fingers
[INFO] finished tweaking git repo https://github.com/julienXX/fingers
[INFO] tweaked toml for git repo https://github.com/julienXX/fingers written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/julienXX/fingers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded httparse v1.0.0
[INFO] [stderr]   Downloaded pkg-config v0.3.6
[INFO] [stderr]   Downloaded unicase v1.0.1
[INFO] [stderr]   Downloaded lazy_static v0.1.15
[INFO] [stderr]   Downloaded tabwriter v0.1.24
[INFO] [stderr]   Downloaded mime v0.1.0
[INFO] [stderr]   Downloaded num_cpus v0.2.9
[INFO] [stderr]   Downloaded log v0.3.3
[INFO] [stderr]   Downloaded gcc v0.3.19
[INFO] [stderr]   Downloaded libc v0.2.2
[INFO] [stderr]   Downloaded rand v0.3.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] 79a3179978f1c9cd6f98502e18009eedf437da574d653c40528ca64bcc2eec62
[INFO] running `Command { std: "docker" "start" "-a" "79a3179978f1c9cd6f98502e18009eedf437da574d653c40528ca64bcc2eec62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79a3179978f1c9cd6f98502e18009eedf437da574d653c40528ca64bcc2eec62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a3179978f1c9cd6f98502e18009eedf437da574d653c40528ca64bcc2eec62", kill_on_drop: false }`
[INFO] [stdout] 79a3179978f1c9cd6f98502e18009eedf437da574d653c40528ca64bcc2eec62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] 2f6fbd810019f8ae5eb6a06ad226e1f4091ab482a63d699158e333790149cb1d
[INFO] running `Command { std: "docker" "start" "-a" "2f6fbd810019f8ae5eb6a06ad226e1f4091ab482a63d699158e333790149cb1d", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.2
[INFO] [stderr]    Compiling pkg-config v0.3.6
[INFO] [stderr]    Compiling gcc v0.3.19
[INFO] [stderr]     Checking rustc-serialize v0.3.16
[INFO] [stderr]     Checking matches v0.1.2
[INFO] [stderr]     Checking lazy_static v0.1.15
[INFO] [stderr]     Checking unicase v1.0.1
[INFO] [stderr]     Checking httparse v1.0.0
[INFO] [stderr]     Checking language-tags v0.0.7
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]     Checking log v0.3.3
[INFO] [stderr]     Checking tabwriter v0.1.24
[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-0.3.16/src/serialize.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.1.0
[INFO] [stderr]     Checking rand v0.3.12
[INFO] [stderr]     Checking time v0.1.34
[INFO] [stderr]     Checking num_cpus v0.2.9
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]    Compiling openssl-sys v0.6.7
[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" "2f6fbd810019f8ae5eb6a06ad226e1f4091ab482a63d699158e333790149cb1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f6fbd810019f8ae5eb6a06ad226e1f4091ab482a63d699158e333790149cb1d", kill_on_drop: false }`
[INFO] [stdout] 2f6fbd810019f8ae5eb6a06ad226e1f4091ab482a63d699158e333790149cb1d