[INFO] cloning repository https://github.com/wuranbo/gist-search
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wuranbo/gist-search" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwuranbo%2Fgist-search", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwuranbo%2Fgist-search'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac893c9a4b3b255d53d3dd24d8d61d3331126092
[INFO] checking wuranbo/gist-search against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwuranbo%2Fgist-search" "/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/wuranbo/gist-search 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/wuranbo/gist-search
[INFO] finished tweaking git repo https://github.com/wuranbo/gist-search
[INFO] tweaked toml for git repo https://github.com/wuranbo/gist-search written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/wuranbo/gist-search 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 libc v0.2.14
[INFO] [stderr]   Downloaded error-chain v0.3.0
[INFO] [stderr]   Downloaded clippy v0.0.80
[INFO] [stderr]   Downloaded clippy_lints v0.0.80
[INFO] [stderr]   Downloaded fst v0.1.30
[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" "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] 0de404ba944ece6092ec4aa3f183ad80af99da80186a1bf8ab3ba10372b63e2a
[INFO] running `Command { std: "docker" "start" "-a" "0de404ba944ece6092ec4aa3f183ad80af99da80186a1bf8ab3ba10372b63e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0de404ba944ece6092ec4aa3f183ad80af99da80186a1bf8ab3ba10372b63e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de404ba944ece6092ec4aa3f183ad80af99da80186a1bf8ab3ba10372b63e2a", kill_on_drop: false }`
[INFO] [stdout] 0de404ba944ece6092ec4aa3f183ad80af99da80186a1bf8ab3ba10372b63e2a
[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" "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] [stdout] 2c3e6496c4943bf30acea3fc6a79d115b074754e75fcf69305101e6c3c956cb5
[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" "2c3e6496c4943bf30acea3fc6a79d115b074754e75fcf69305101e6c3c956cb5", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.14
[INFO] [stderr]    Compiling gcc v0.3.32
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling quine-mc_cluskey v0.2.4
[INFO] [stderr]    Compiling regex-syntax v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.1
[INFO] [stderr]    Compiling matches v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.2.6
[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 fs2 v0.2.5
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]    Compiling semver v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.4
[INFO] [stderr]     Checking fst v0.1.30
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking error-chain v0.3.0
[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" "2c3e6496c4943bf30acea3fc6a79d115b074754e75fcf69305101e6c3c956cb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c3e6496c4943bf30acea3fc6a79d115b074754e75fcf69305101e6c3c956cb5", kill_on_drop: false }`
[INFO] [stdout] 2c3e6496c4943bf30acea3fc6a79d115b074754e75fcf69305101e6c3c956cb5