[INFO] cloning repository https://github.com/uwplse/majortom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uwplse/majortom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuwplse%2Fmajortom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuwplse%2Fmajortom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 313cf84b43011cbcfb4d49cd3c6e7a9dec150ab4
[INFO] checking uwplse/majortom against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuwplse%2Fmajortom" "/workspace/builds/worker-77/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-77/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uwplse/majortom 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/uwplse/majortom
[INFO] finished tweaking git repo https://github.com/uwplse/majortom
[INFO] tweaked toml for git repo https://github.com/uwplse/majortom written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] crate git repo https://github.com/uwplse/majortom 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.28
[INFO] [stderr]   Downloaded base64-serde v0.3.2
[INFO] [stderr]   Downloaded bincode v1.1.2
[INFO] [stderr]   Downloaded serde-protobuf v0.8.1
[INFO] [stderr]   Downloaded quote v0.6.11
[INFO] [stderr]   Downloaded num-traits v0.2.6
[INFO] [stderr]   Downloaded fern v0.5.7
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded ordered-float v1.0.2
[INFO] [stderr]   Downloaded serde_derive v1.0.87
[INFO] [stderr]   Downloaded serde-value v0.6.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.13
[INFO] [stderr]   Downloaded rand_jitter v0.1.3
[INFO] [stderr]   Downloaded backtrace v0.3.13
[INFO] [stderr]   Downloaded syn v0.15.26
[INFO] [stderr]   Downloaded serde v1.0.87
[INFO] [stderr]   Downloaded nix v0.13.0
[INFO] [stderr]   Downloaded tempfile v3.0.7
[INFO] [stderr]   Downloaded chrono v0.4.6
[INFO] [stderr]   Downloaded protobuf-codegen v2.6.2
[INFO] [stderr]   Downloaded protobuf-codegen-pure v2.6.2
[INFO] [stderr]   Downloaded serde_json v1.0.38
[INFO] [stderr]   Downloaded protobuf v2.6.2
[INFO] [stderr]   Downloaded regex v1.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] b2729d9ac3fe89bd908bba55f9376b14754f4f36d7389c0baeb3700e13e47d74
[INFO] running `Command { std: "docker" "start" "-a" "b2729d9ac3fe89bd908bba55f9376b14754f4f36d7389c0baeb3700e13e47d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2729d9ac3fe89bd908bba55f9376b14754f4f36d7389c0baeb3700e13e47d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2729d9ac3fe89bd908bba55f9376b14754f4f36d7389c0baeb3700e13e47d74", kill_on_drop: false }`
[INFO] [stdout] b2729d9ac3fe89bd908bba55f9376b14754f4f36d7389c0baeb3700e13e47d74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 155958dce132aa051567d6077285e266dc6fb50aab9ecf54cb23bc10ad0beff4
[INFO] running `Command { std: "docker" "start" "-a" "155958dce132aa051567d6077285e266dc6fb50aab9ecf54cb23bc10ad0beff4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling protobuf v2.6.2
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling bincode v1.1.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]    Compiling protobuf-codegen v2.6.2
[INFO] [stderr] error: could not compile `protobuf`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-2.6.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=ddb459f8b4733a7a -C extra-filename=-ddb459f8b4733a7a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "155958dce132aa051567d6077285e266dc6fb50aab9ecf54cb23bc10ad0beff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "155958dce132aa051567d6077285e266dc6fb50aab9ecf54cb23bc10ad0beff4", kill_on_drop: false }`
[INFO] [stdout] 155958dce132aa051567d6077285e266dc6fb50aab9ecf54cb23bc10ad0beff4
