[INFO] cloning repository https://github.com/GustavoKatel/rust-gameboy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GustavoKatel/rust-gameboy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustavoKatel%2Frust-gameboy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustavoKatel%2Frust-gameboy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5447e773f05ba6c53a68e032b2469cac9ee2ef7e
[INFO] checking GustavoKatel/rust-gameboy against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustavoKatel%2Frust-gameboy" "/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/GustavoKatel/rust-gameboy on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GustavoKatel/rust-gameboy
[INFO] finished tweaking git repo https://github.com/GustavoKatel/rust-gameboy
[INFO] tweaked toml for git repo https://github.com/GustavoKatel/rust-gameboy written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/GustavoKatel/rust-gameboy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c367f5c8c465d6f9ad5cab9ecb410460f5d10c7c772f3ab15dd7afe6f782256
[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" "1c367f5c8c465d6f9ad5cab9ecb410460f5d10c7c772f3ab15dd7afe6f782256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c367f5c8c465d6f9ad5cab9ecb410460f5d10c7c772f3ab15dd7afe6f782256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c367f5c8c465d6f9ad5cab9ecb410460f5d10c7c772f3ab15dd7afe6f782256", kill_on_drop: false }`
[INFO] [stdout] 1c367f5c8c465d6f9ad5cab9ecb410460f5d10c7c772f3ab15dd7afe6f782256
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7da20681ce7e52e4f198fe6d52f97c980bf17ee73bb0ea9c5ef7811a04d5a8a
[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" "d7da20681ce7e52e4f198fe6d52f97c980bf17ee73bb0ea9c5ef7811a04d5a8a", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]     Checking libc v0.2.17
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]    Compiling sdl2-sys v0.24.0
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking bitflags v0.6.0
[INFO] [stderr]     Checking bit-vec v0.4.3
[INFO] [stderr]     Checking log v0.3.6
[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 rand v0.3.14
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]     Checking num-iter 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] running `Command { std: "docker" "inspect" "d7da20681ce7e52e4f198fe6d52f97c980bf17ee73bb0ea9c5ef7811a04d5a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7da20681ce7e52e4f198fe6d52f97c980bf17ee73bb0ea9c5ef7811a04d5a8a", kill_on_drop: false }`
[INFO] [stdout] d7da20681ce7e52e4f198fe6d52f97c980bf17ee73bb0ea9c5ef7811a04d5a8a