[INFO] cloning repository https://github.com/mehmetkesik/combine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mehmetkesik/combine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehmetkesik%2Fcombine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehmetkesik%2Fcombine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1f537006cfc79970a8df87d0f497bda1007adbc
[INFO] testing mehmetkesik/combine against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehmetkesik%2Fcombine" "/workspace/builds/worker-67/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-67/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mehmetkesik/combine on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mehmetkesik/combine
[INFO] finished tweaking git repo https://github.com/mehmetkesik/combine
[INFO] tweaked toml for git repo https://github.com/mehmetkesik/combine written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] crate git repo https://github.com/mehmetkesik/combine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 180aee4f88666caff0eb582a5010afbeedf94e1ae4f5f33548fc1da3dcec2a87
[INFO] running `Command { std: "docker" "start" "-a" "180aee4f88666caff0eb582a5010afbeedf94e1ae4f5f33548fc1da3dcec2a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "180aee4f88666caff0eb582a5010afbeedf94e1ae4f5f33548fc1da3dcec2a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "180aee4f88666caff0eb582a5010afbeedf94e1ae4f5f33548fc1da3dcec2a87", kill_on_drop: false }`
[INFO] [stdout] 180aee4f88666caff0eb582a5010afbeedf94e1ae4f5f33548fc1da3dcec2a87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae2e59f51f9f7ed5295ce39a932fded6431a6130dd7767ad37c81f75b80cc53e
[INFO] running `Command { std: "docker" "start" "-a" "ae2e59f51f9f7ed5295ce39a932fded6431a6130dd7767ad37c81f75b80cc53e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling combine v0.1.0 (/opt/rustwide/workdir/combine)
[INFO] [stdout] error[E0432]: unresolved import `combine_attributes`
[INFO] [stdout]  --> combine/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use combine_attributes::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `combine_attributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `combine_type` in this scope
[INFO] [stdout]   --> combine/src/lib.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 |     #[combine_type]
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `combine` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ae2e59f51f9f7ed5295ce39a932fded6431a6130dd7767ad37c81f75b80cc53e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae2e59f51f9f7ed5295ce39a932fded6431a6130dd7767ad37c81f75b80cc53e", kill_on_drop: false }`
[INFO] [stdout] ae2e59f51f9f7ed5295ce39a932fded6431a6130dd7767ad37c81f75b80cc53e