[INFO] cloning repository https://github.com/juliangrosshauser/url_shortener
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juliangrosshauser/url_shortener" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuliangrosshauser%2Furl_shortener", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuliangrosshauser%2Furl_shortener'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7120b144d77cd7bde4f88e94aec900e941d426ae
[INFO] testing juliangrosshauser/url_shortener against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuliangrosshauser%2Furl_shortener" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/juliangrosshauser/url_shortener on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/juliangrosshauser/url_shortener
[INFO] finished tweaking git repo https://github.com/juliangrosshauser/url_shortener
[INFO] tweaked toml for git repo https://github.com/juliangrosshauser/url_shortener written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/juliangrosshauser/url_shortener already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec906e3d915276904e3f71cbe0a71a66c50ff25613dcd6b57578e90716b97490
[INFO] running `Command { std: "docker" "start" "-a" "ec906e3d915276904e3f71cbe0a71a66c50ff25613dcd6b57578e90716b97490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec906e3d915276904e3f71cbe0a71a66c50ff25613dcd6b57578e90716b97490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec906e3d915276904e3f71cbe0a71a66c50ff25613dcd6b57578e90716b97490", kill_on_drop: false }`
[INFO] [stdout] ec906e3d915276904e3f71cbe0a71a66c50ff25613dcd6b57578e90716b97490
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5190faef2bba706e9b3fe9ba6f12fd1d07fa91e4c056cb194c66455cbc80866
[INFO] running `Command { std: "docker" "start" "-a" "e5190faef2bba706e9b3fe9ba6f12fd1d07fa91e4c056cb194c66455cbc80866", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi v0.2.4
[INFO] [stderr]    Compiling phf_shared v0.7.5
[INFO] [stderr]    Compiling rustc-serialize v0.3.16
[INFO] [stderr]    Compiling debug-builders v0.1.0
[INFO] [stderr]    Compiling bufstream v0.1.1
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling log v0.3.2
[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 advapi32-sys v0.1.2
[INFO] [stderr]    Compiling phf v0.7.5
[INFO] [stderr]    Compiling rand v0.3.11
[INFO] [stderr]    Compiling phf_generator v0.7.5
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling phf_codegen v0.7.5
[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" "e5190faef2bba706e9b3fe9ba6f12fd1d07fa91e4c056cb194c66455cbc80866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5190faef2bba706e9b3fe9ba6f12fd1d07fa91e4c056cb194c66455cbc80866", kill_on_drop: false }`
[INFO] [stdout] e5190faef2bba706e9b3fe9ba6f12fd1d07fa91e4c056cb194c66455cbc80866
