[INFO] cloning repository https://github.com/pshc/dht
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pshc/dht" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpshc%2Fdht", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpshc%2Fdht'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59037c0a53d0f09c80ff8198a7e246447393e953
[INFO] checking pshc/dht against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpshc%2Fdht" "/workspace/builds/worker-51/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-51/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pshc/dht on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pshc/dht
[INFO] finished tweaking git repo https://github.com/pshc/dht
[INFO] tweaked toml for git repo https://github.com/pshc/dht written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/pshc/dht already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/arjantop/rust-bencode.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-traits v0.1.34
[INFO] [stderr]   Downloaded num-rational v0.1.32
[INFO] [stderr]   Downloaded time v0.1.35
[INFO] [stderr]   Downloaded num v0.1.34
[INFO] [stderr]   Downloaded rustc-serialize v0.3.19
[INFO] [stderr]   Downloaded byteorder v0.5.3
[INFO] [stderr]   Downloaded bytes v0.3.0
[INFO] [stderr]   Downloaded num-bigint v0.1.33
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded nix v0.5.1
[INFO] [stderr]   Downloaded net2 v0.2.26
[INFO] [stderr]   Downloaded mio v0.5.1
[INFO] [stderr]   Downloaded slab v0.1.3
[INFO] [stderr]   Downloaded libc v0.2.15
[INFO] [stderr]   Downloaded rand v0.3.14
[INFO] [stderr]   Downloaded num-complex v0.1.33
[INFO] [stderr]   Downloaded miow v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b62d6591732d58d9b0c026db9688e19aa0f4810fc80bbec30f3d0f4b640c9ac
[INFO] running `Command { std: "docker" "start" "-a" "5b62d6591732d58d9b0c026db9688e19aa0f4810fc80bbec30f3d0f4b640c9ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b62d6591732d58d9b0c026db9688e19aa0f4810fc80bbec30f3d0f4b640c9ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b62d6591732d58d9b0c026db9688e19aa0f4810fc80bbec30f3d0f4b640c9ac", kill_on_drop: false }`
[INFO] [stdout] 5b62d6591732d58d9b0c026db9688e19aa0f4810fc80bbec30f3d0f4b640c9ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0733e510bc3534d87066d114bda09176c92b317042fe8b299a801ba0f106f0ee
[INFO] running `Command { std: "docker" "start" "-a" "0733e510bc3534d87066d114bda09176c92b317042fe8b299a801ba0f106f0ee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.15
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking num-traits v0.1.34
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking slab v0.1.3
[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] [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" "0733e510bc3534d87066d114bda09176c92b317042fe8b299a801ba0f106f0ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0733e510bc3534d87066d114bda09176c92b317042fe8b299a801ba0f106f0ee", kill_on_drop: false }`
[INFO] [stdout] 0733e510bc3534d87066d114bda09176c92b317042fe8b299a801ba0f106f0ee