[INFO] cloning repository https://github.com/antonyh/link-checker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antonyh/link-checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantonyh%2Flink-checker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantonyh%2Flink-checker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f158aa665e79cad2b0f998fb5968f4ecb9204bf
[INFO] checking antonyh/link-checker against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantonyh%2Flink-checker" "/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/antonyh/link-checker on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/antonyh/link-checker
[INFO] finished tweaking git repo https://github.com/antonyh/link-checker
[INFO] tweaked toml for git repo https://github.com/antonyh/link-checker written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/antonyh/link-checker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95fb850d930dbe7b1d6da5009b5d95e146bf5f2d734aafeae34ca6d2a7bb03ed
[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" "95fb850d930dbe7b1d6da5009b5d95e146bf5f2d734aafeae34ca6d2a7bb03ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95fb850d930dbe7b1d6da5009b5d95e146bf5f2d734aafeae34ca6d2a7bb03ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95fb850d930dbe7b1d6da5009b5d95e146bf5f2d734aafeae34ca6d2a7bb03ed", kill_on_drop: false }`
[INFO] [stdout] 95fb850d930dbe7b1d6da5009b5d95e146bf5f2d734aafeae34ca6d2a7bb03ed
[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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37a21dc5cfcfca083f0fe213c0bc1297696e9279cf41c16574481d7b0162be66
[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" "37a21dc5cfcfca083f0fe213c0bc1297696e9279cf41c16574481d7b0162be66", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.6
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling gcc v0.3.18
[INFO] [stderr]     Checking rustc-serialize v0.3.16
[INFO] [stderr]     Checking lazy_static v0.1.15
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking unicase v1.0.0
[INFO] [stderr]     Checking httparse v1.0.0
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking num_cpus v0.2.6
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.1.0
[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-0.3.16/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]    Compiling kernel32-sys v0.1.4
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]    Compiling openssl-sys v0.6.6
[INFO] [stderr]     Checking time v0.1.32
[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" "37a21dc5cfcfca083f0fe213c0bc1297696e9279cf41c16574481d7b0162be66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37a21dc5cfcfca083f0fe213c0bc1297696e9279cf41c16574481d7b0162be66", kill_on_drop: false }`
[INFO] [stdout] 37a21dc5cfcfca083f0fe213c0bc1297696e9279cf41c16574481d7b0162be66