[INFO] cloning repository https://github.com/alexcrichton/bors2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexcrichton/bors2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fbors2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fbors2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be88eac218c252a5df846f5bf6ee7a2679b02a76
[INFO] checking alexcrichton/bors2 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fbors2" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexcrichton/bors2 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexcrichton/bors2
[INFO] finished tweaking git repo https://github.com/alexcrichton/bors2
[INFO] tweaked toml for git repo https://github.com/alexcrichton/bors2 written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/alexcrichton/bors2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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 bufstream v0.1.2
[INFO] [stderr]   Downloaded quick-error v1.1.0
[INFO] [stderr]   Downloaded base64 v0.2.1
[INFO] [stderr]   Downloaded r2d2 v0.7.1
[INFO] [stderr]   Downloaded conduit-git-http-backend v0.8.0
[INFO] [stderr]   Downloaded conduit-conditional-get v0.8.0
[INFO] [stderr]   Downloaded cookie v0.3.1
[INFO] [stderr]   Downloaded conduit-static v0.8.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.2
[INFO] [stderr]   Downloaded phf v0.7.15
[INFO] [stderr]   Downloaded pest v0.3.3
[INFO] [stderr]   Downloaded semver-parser v0.6.1
[INFO] [stderr]   Downloaded conduit-router v0.8.0
[INFO] [stderr]   Downloaded postgres v0.12.0
[INFO] [stderr]   Downloaded matches v0.1.3
[INFO] [stderr]   Downloaded semver v0.5.1
[INFO] [stderr]   Downloaded fallible-iterator v0.1.3
[INFO] [stderr]   Downloaded conduit-cookie v0.8.0
[INFO] [stderr]   Downloaded postgres-protocol v0.1.0
[INFO] [stderr]   Downloaded curl v0.3.9
[INFO] [stderr]   Downloaded handlebars v0.21.1
[INFO] [stderr]   Downloaded libz-sys v1.0.6
[INFO] [stderr]   Downloaded oauth2 v0.2.0
[INFO] [stderr]   Downloaded conduit v0.8.0
[INFO] [stderr]   Downloaded conduit-middleware v0.8.0
[INFO] [stderr]   Downloaded r2d2_postgres v0.11.0
[INFO] [stderr]   Downloaded civet v0.9.0
[INFO] [stderr]   Downloaded conduit-log-requests v0.8.0
[INFO] [stderr]   Downloaded md5 v0.2.1
[INFO] [stderr]   Downloaded phf_shared v0.7.15
[INFO] [stderr]   Downloaded openssl v0.8.3
[INFO] [stderr]   Downloaded curl-sys v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86e8854266667208ee71afc2c3b0e98fdea17155c450cbbc1b5d21b86bb7ebef
[INFO] running `Command { std: "docker" "start" "-a" "86e8854266667208ee71afc2c3b0e98fdea17155c450cbbc1b5d21b86bb7ebef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86e8854266667208ee71afc2c3b0e98fdea17155c450cbbc1b5d21b86bb7ebef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86e8854266667208ee71afc2c3b0e98fdea17155c450cbbc1b5d21b86bb7ebef", kill_on_drop: false }`
[INFO] [stdout] 86e8854266667208ee71afc2c3b0e98fdea17155c450cbbc1b5d21b86bb7ebef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3198d31c15e7cd53f3b5e8f65ba5cf431238260bb9c3e32073dc80023b1f0e66
[INFO] running `Command { std: "docker" "start" "-a" "3198d31c15e7cd53f3b5e8f65ba5cf431238260bb9c3e32073dc80023b1f0e66", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.17
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling gcc v0.3.38
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking matches v0.1.3
[INFO] [stderr]     Checking unicode-normalization v0.1.2
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking md5 v0.2.1
[INFO] [stderr]     Checking phf_shared v0.7.15
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking fallible-iterator v0.1.3
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking bufstream v0.1.2
[INFO] [stderr]    Compiling civet-sys v0.1.4
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.2
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking pest v0.3.3
[INFO] [stderr]     Checking route-recognizer v0.1.11
[INFO] [stderr]     Checking quick-error v1.1.0
[INFO] [stderr]     Checking base64 v0.2.1
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking unicode-bidi v0.2.3
[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] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking phf v0.7.15
[INFO] [stderr]     Checking postgres-protocol v0.1.0
[INFO] [stderr]     Checking r2d2 v0.7.1
[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" "3198d31c15e7cd53f3b5e8f65ba5cf431238260bb9c3e32073dc80023b1f0e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3198d31c15e7cd53f3b5e8f65ba5cf431238260bb9c3e32073dc80023b1f0e66", kill_on_drop: false }`
[INFO] [stdout] 3198d31c15e7cd53f3b5e8f65ba5cf431238260bb9c3e32073dc80023b1f0e66