[INFO] cloning repository https://github.com/jjacobson93/graphael
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jjacobson93/graphael" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjacobson93%2Fgraphael", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjacobson93%2Fgraphael'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fcdfa64c1b22888b351fde3db67bf060a5dc1415
[INFO] testing jjacobson93/graphael against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjacobson93%2Fgraphael" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jjacobson93/graphael on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jjacobson93/graphael
[INFO] finished tweaking git repo https://github.com/jjacobson93/graphael
[INFO] tweaked toml for git repo https://github.com/jjacobson93/graphael written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/jjacobson93/graphael already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbc9e1c1c0d96dcf048f7fe431cd75a1ecdac2e9fa67669447bd23165163c47c
[INFO] running `Command { std: "docker" "start" "-a" "dbc9e1c1c0d96dcf048f7fe431cd75a1ecdac2e9fa67669447bd23165163c47c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbc9e1c1c0d96dcf048f7fe431cd75a1ecdac2e9fa67669447bd23165163c47c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc9e1c1c0d96dcf048f7fe431cd75a1ecdac2e9fa67669447bd23165163c47c", kill_on_drop: false }`
[INFO] [stdout] dbc9e1c1c0d96dcf048f7fe431cd75a1ecdac2e9fa67669447bd23165163c47c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 279950eb0ba8fdcfb7f1e9e12b0af65e58c4442ab84fd73f6dd8a3fb3fa2c18d
[INFO] running `Command { std: "docker" "start" "-a" "279950eb0ba8fdcfb7f1e9e12b0af65e58c4442ab84fd73f6dd8a3fb3fa2c18d", kill_on_drop: false }`
[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] running `Command { std: "docker" "inspect" "279950eb0ba8fdcfb7f1e9e12b0af65e58c4442ab84fd73f6dd8a3fb3fa2c18d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "279950eb0ba8fdcfb7f1e9e12b0af65e58c4442ab84fd73f6dd8a3fb3fa2c18d", kill_on_drop: false }`
[INFO] [stdout] 279950eb0ba8fdcfb7f1e9e12b0af65e58c4442ab84fd73f6dd8a3fb3fa2c18d