[INFO] cloning repository https://github.com/jblake/marsbase
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jblake/marsbase" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjblake%2Fmarsbase", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjblake%2Fmarsbase'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0daa9d5bc6b792adb4084b28f47e0a5446eb07d5
[INFO] testing jblake/marsbase against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjblake%2Fmarsbase" "/workspace/builds/worker-96/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-96/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jblake/marsbase on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jblake/marsbase
[INFO] finished tweaking git repo https://github.com/jblake/marsbase
[INFO] tweaked toml for git repo https://github.com/jblake/marsbase written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] crate git repo https://github.com/jblake/marsbase already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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 pango v0.0.5
[INFO] [stderr]   Downloaded glib v0.0.5
[INFO] [stderr]   Downloaded cairo-rs v0.0.6
[INFO] [stderr]   Downloaded gdk v0.1.4
[INFO] [stderr]   Downloaded gtk v0.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a11bb57cec52c53fdf708555e0afc1ab5bc140cbc57576e8912dd58b0bcb66b
[INFO] running `Command { std: "docker" "start" "-a" "5a11bb57cec52c53fdf708555e0afc1ab5bc140cbc57576e8912dd58b0bcb66b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a11bb57cec52c53fdf708555e0afc1ab5bc140cbc57576e8912dd58b0bcb66b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a11bb57cec52c53fdf708555e0afc1ab5bc140cbc57576e8912dd58b0bcb66b", kill_on_drop: false }`
[INFO] [stdout] 5a11bb57cec52c53fdf708555e0afc1ab5bc140cbc57576e8912dd58b0bcb66b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d87b92e0f60f893c5216a43896dd251adb13db2f94799c5697d605ca9707a582
[INFO] running `Command { std: "docker" "start" "-a" "d87b92e0f60f893c5216a43896dd251adb13db2f94799c5697d605ca9707a582", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.6
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stderr]    Compiling gcc v0.3.9
[INFO] [stderr]    Compiling cairo-rs v0.0.6
[INFO] [stderr]    Compiling gdk v0.1.4
[INFO] [stderr]    Compiling c_vec v1.0.12
[INFO] [stderr]    Compiling gtk v0.0.5
[INFO] [stderr]    Compiling rustc-serialize v0.3.16
[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-0.3.16/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] [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" "d87b92e0f60f893c5216a43896dd251adb13db2f94799c5697d605ca9707a582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d87b92e0f60f893c5216a43896dd251adb13db2f94799c5697d605ca9707a582", kill_on_drop: false }`
[INFO] [stdout] d87b92e0f60f893c5216a43896dd251adb13db2f94799c5697d605ca9707a582