[INFO] cloning repository https://github.com/k0pernicus/webcrawler-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k0pernicus/webcrawler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk0pernicus%2Fwebcrawler-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk0pernicus%2Fwebcrawler-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62f12f5c3e28b317d3049d07aab721531423df8c
[INFO] checking k0pernicus/webcrawler-rs against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk0pernicus%2Fwebcrawler-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/k0pernicus/webcrawler-rs on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/k0pernicus/webcrawler-rs
[INFO] finished tweaking git repo https://github.com/k0pernicus/webcrawler-rs
[INFO] tweaked toml for git repo https://github.com/k0pernicus/webcrawler-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/k0pernicus/webcrawler-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr] warning: TOML file found which contains invalid syntax and will soon not parse
[INFO] [stderr] at `/workspace/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-0.5.7/Cargo.toml`.
[INFO] [stderr] 
[INFO] [stderr] The TOML spec requires newlines after table definitions (e.g., `[a] b = 1` is
[INFO] [stderr] invalid), but this file has a table header which does not have a newline after
[INFO] [stderr] it. A newline needs to be added and this warning will soon become a hard error
[INFO] [stderr] in the future.
[INFO] [stderr]   Downloaded RustyXML v0.1.1
[INFO] [stderr]   Downloaded curl v0.2.17
[INFO] [stderr]   Downloaded regex v0.1.56
[INFO] [stderr]   Downloaded curl-sys v0.1.32
[INFO] [stderr]   Downloaded argparse v0.2.1
[INFO] [stderr]   Downloaded openssl-sys v0.7.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] ccbecafc42a9c4d6fbd293107f038dfb9b9eeb69e52d16f73813687744766183
[INFO] running `Command { std: "docker" "start" "-a" "ccbecafc42a9c4d6fbd293107f038dfb9b9eeb69e52d16f73813687744766183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccbecafc42a9c4d6fbd293107f038dfb9b9eeb69e52d16f73813687744766183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccbecafc42a9c4d6fbd293107f038dfb9b9eeb69e52d16f73813687744766183", kill_on_drop: false }`
[INFO] [stdout] ccbecafc42a9c4d6fbd293107f038dfb9b9eeb69e52d16f73813687744766183
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f92c57891404666c5852ac3de515472eb5ace6408184dc00ab4905a077131c27
[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" "f92c57891404666c5852ac3de515472eb5ace6408184dc00ab4905a077131c27", kill_on_drop: false }`
[INFO] [stderr] warning: TOML file found which contains invalid syntax and will soon not parse
[INFO] [stderr] at `/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-0.5.7/Cargo.toml`.
[INFO] [stderr] 
[INFO] [stderr] The TOML spec requires newlines after table definitions (e.g., `[a] b = 1` is
[INFO] [stderr] invalid), but this file has a table header which does not have a newline after
[INFO] [stderr] it. A newline needs to be added and this warning will soon become a hard error
[INFO] [stderr] in the future.
[INFO] [stderr]     Checking libc v0.2.8
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling gcc v0.3.25
[INFO] [stderr]     Checking rustc-serialize v0.3.18
[INFO] [stderr]     Checking matches v0.1.2
[INFO] [stderr]     Checking unicode-normalization v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.3.0
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]     Checking RustyXML v0.1.1
[INFO] [stderr]     Checking unicode-bidi v0.2.3
[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-0.3.18/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 rand v0.3.14
[INFO] [stderr]     Checking memchr v0.1.10
[INFO] [stderr]     Checking log v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.7.6
[INFO] [stderr]    Compiling libz-sys v1.0.1
[INFO] [stderr]    Compiling curl-sys v0.1.32
[INFO] [stderr]     Checking regex v0.1.56
[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" "f92c57891404666c5852ac3de515472eb5ace6408184dc00ab4905a077131c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f92c57891404666c5852ac3de515472eb5ace6408184dc00ab4905a077131c27", kill_on_drop: false }`
[INFO] [stdout] f92c57891404666c5852ac3de515472eb5ace6408184dc00ab4905a077131c27