[INFO] updating cached repository https://github.com/jamesk/rust_game_of_life
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef4c7df21556aaf853a8835bcdcb7afabe0679bc
[INFO] testing jamesk/rust_game_of_life against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesk%2Frust_game_of_life" "/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/jamesk/rust_game_of_life on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jamesk/rust_game_of_life
[INFO] finished tweaking git repo https://github.com/jamesk/rust_game_of_life
[INFO] tweaked toml for git repo https://github.com/jamesk/rust_game_of_life written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jamesk/rust_game_of_life already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b96d2c88c4658b9e8b2b2c0737b3b89f15be5a4111949f4772b2d1388eb50f9
[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" "0b96d2c88c4658b9e8b2b2c0737b3b89f15be5a4111949f4772b2d1388eb50f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b96d2c88c4658b9e8b2b2c0737b3b89f15be5a4111949f4772b2d1388eb50f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b96d2c88c4658b9e8b2b2c0737b3b89f15be5a4111949f4772b2d1388eb50f9", kill_on_drop: false }`
[INFO] [stdout] 0b96d2c88c4658b9e8b2b2c0737b3b89f15be5a4111949f4772b2d1388eb50f9
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3380e8b887847b9557a2e4de5804dd3059d2acb2f1f2bc29b855d219730c47a
[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" "d3380e8b887847b9557a2e4de5804dd3059d2acb2f1f2bc29b855d219730c47a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.8
[INFO] [stderr]    Compiling gcc v0.3.25
[INFO] [stderr]    Compiling rustc-serialize v0.3.18
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.5
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling shader_version v0.2.1
[INFO] [stderr]    Compiling inflate v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.3.3
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling threadpool v1.3.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[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]    Compiling log v0.3.5
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling sdl2-sys v0.8.1
[INFO] [stderr]    Compiling aho-corasick v0.5.2
[INFO] [stderr]    Compiling freetype-sys v0.3.1
[INFO] [stderr]    Compiling gl_generator v0.4.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling time v0.1.34
[INFO] [stderr]    Compiling thread_local v0.2.6
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]    Compiling libz-sys v1.0.1
[INFO] [stderr]    Compiling gl v0.5.2
[INFO] [stderr]    Compiling freetype-rs v0.5.0
[INFO] [stderr]    Compiling regex v0.1.71
[INFO] [stderr]    Compiling flate2 v0.2.13
[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" "d3380e8b887847b9557a2e4de5804dd3059d2acb2f1f2bc29b855d219730c47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3380e8b887847b9557a2e4de5804dd3059d2acb2f1f2bc29b855d219730c47a", kill_on_drop: false }`
[INFO] [stdout] d3380e8b887847b9557a2e4de5804dd3059d2acb2f1f2bc29b855d219730c47a