[INFO] cloning repository https://github.com/blitzcode/rust-exp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blitzcode/rust-exp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblitzcode%2Frust-exp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblitzcode%2Frust-exp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d380104ebbc1c0c1167f07f93dd9e9b3ed32472
[INFO] testing blitzcode/rust-exp against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblitzcode%2Frust-exp" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/blitzcode/rust-exp on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blitzcode/rust-exp
[INFO] finished tweaking git repo https://github.com/blitzcode/rust-exp
[INFO] tweaked toml for git repo https://github.com/blitzcode/rust-exp written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/blitzcode/rust-exp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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]   Downloaded nalgebra v0.8.2
[INFO] [stderr]   Downloaded num_cpus v0.2.12
[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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf4b189512786eabf38e4aae9c76625bcc4d482228f8bc64a3b5b8da7adf086b
[INFO] running `Command { std: "docker" "start" "-a" "cf4b189512786eabf38e4aae9c76625bcc4d482228f8bc64a3b5b8da7adf086b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf4b189512786eabf38e4aae9c76625bcc4d482228f8bc64a3b5b8da7adf086b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4b189512786eabf38e4aae9c76625bcc4d482228f8bc64a3b5b8da7adf086b", kill_on_drop: false }`
[INFO] [stdout] cf4b189512786eabf38e4aae9c76625bcc4d482228f8bc64a3b5b8da7adf086b
[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=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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49f885c7ba4d795e60d0d850b45ff424644eeef4f9e8c4727629bca49aa50f72
[INFO] running `Command { std: "docker" "start" "-a" "49f885c7ba4d795e60d0d850b45ff424644eeef4f9e8c4727629bca49aa50f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.11
[INFO] [stderr]    Compiling num-traits v0.1.32
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling stb_image v0.2.1
[INFO] [stderr]    Compiling winapi v0.2.7
[INFO] [stderr]    Compiling lazy_static v0.2.1
[INFO] [stderr]    Compiling ansi_term v0.7.2
[INFO] [stderr]    Compiling scoped_threadpool v0.1.7
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling num_cpus v0.2.12
[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]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[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` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "49f885c7ba4d795e60d0d850b45ff424644eeef4f9e8c4727629bca49aa50f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f885c7ba4d795e60d0d850b45ff424644eeef4f9e8c4727629bca49aa50f72", kill_on_drop: false }`
[INFO] [stdout] 49f885c7ba4d795e60d0d850b45ff424644eeef4f9e8c4727629bca49aa50f72
