[INFO] cloning repository https://github.com/Manghi/RustUDPServer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Manghi/RustUDPServer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManghi%2FRustUDPServer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManghi%2FRustUDPServer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5eba6f4f6092092e0132927890e03fafe9f71c9
[INFO] checking Manghi/RustUDPServer against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManghi%2FRustUDPServer" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Manghi/RustUDPServer on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Manghi/RustUDPServer
[INFO] finished tweaking git repo https://github.com/Manghi/RustUDPServer
[INFO] tweaked toml for git repo https://github.com/Manghi/RustUDPServer written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Manghi/RustUDPServer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bincode v0.6.0
[INFO] [stderr]   Downloaded mio v0.6.0
[INFO] [stderr]   Downloaded num_cpus v1.1.0
[INFO] [stderr]   Downloaded slab v0.2.0
[INFO] [stderr]   Downloaded crc v1.3.0
[INFO] [stderr]   Downloaded mioco v0.8.1
[INFO] [stderr]   Downloaded owning_ref v0.2.2
[INFO] [stderr]   Downloaded regex v0.1.77
[INFO] [stderr]   Downloaded thread-scoped v1.0.1
[INFO] [stderr]   Downloaded regex-syntax v0.3.5
[INFO] [stderr]   Downloaded context v1.0.0
[INFO] [stderr]   Downloaded spin v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 182de8ab126a137bf2719f13d05c3e08dd133cbd3b14ee5692facf25c2dce374
[INFO] running `Command { std: "docker" "start" "-a" "182de8ab126a137bf2719f13d05c3e08dd133cbd3b14ee5692facf25c2dce374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "182de8ab126a137bf2719f13d05c3e08dd133cbd3b14ee5692facf25c2dce374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "182de8ab126a137bf2719f13d05c3e08dd133cbd3b14ee5692facf25c2dce374", kill_on_drop: false }`
[INFO] [stdout] 182de8ab126a137bf2719f13d05c3e08dd133cbd3b14ee5692facf25c2dce374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adff16f718ff1dce65e2330ce5061357360d0d657e23fbec0a08e67ab474389f
[INFO] running `Command { std: "docker" "start" "-a" "adff16f718ff1dce65e2330ce5061357360d0d657e23fbec0a08e67ab474389f", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.16
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling gcc v0.3.35
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.5
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking thread-scoped v1.0.1
[INFO] [stderr]     Checking serde v0.8.8
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking num-traits v0.1.35
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking spin v0.4.4
[INFO] [stderr]     Checking slab v0.2.0
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking owning_ref v0.2.2
[INFO] [stderr]     Checking crc v1.3.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-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-0.3.19/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 rustc_version v0.1.7
[INFO] [stderr]     Checking net2 v0.2.26
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking num_cpus v1.1.0
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking miow v0.1.3
[INFO] [stderr]    Compiling context v1.0.0
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking regex v0.1.77
[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" "adff16f718ff1dce65e2330ce5061357360d0d657e23fbec0a08e67ab474389f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adff16f718ff1dce65e2330ce5061357360d0d657e23fbec0a08e67ab474389f", kill_on_drop: false }`
[INFO] [stdout] adff16f718ff1dce65e2330ce5061357360d0d657e23fbec0a08e67ab474389f