[INFO] cloning repository https://github.com/PeterGrace/herald
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PeterGrace/herald" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPeterGrace%2Fherald", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPeterGrace%2Fherald'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 280d1b30797766ee773df374f7adf322bef0e452
[INFO] testing PeterGrace/herald against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPeterGrace%2Fherald" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PeterGrace/herald on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/PeterGrace/herald
[INFO] finished tweaking git repo https://github.com/PeterGrace/herald
[INFO] tweaked toml for git repo https://github.com/PeterGrace/herald written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/PeterGrace/herald already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 04d3e85b738ee4a896cd5848e06bc91e03168877d45935ec73df945c9be8ae3f
[INFO] running `Command { std: "docker" "start" "-a" "04d3e85b738ee4a896cd5848e06bc91e03168877d45935ec73df945c9be8ae3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04d3e85b738ee4a896cd5848e06bc91e03168877d45935ec73df945c9be8ae3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04d3e85b738ee4a896cd5848e06bc91e03168877d45935ec73df945c9be8ae3f", kill_on_drop: false }`
[INFO] [stdout] 04d3e85b738ee4a896cd5848e06bc91e03168877d45935ec73df945c9be8ae3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4843db86e8e78c7f6fe56cc92a9b57993e8cf06e16b690870a9592e62d8b2056
[INFO] running `Command { std: "docker" "start" "-a" "4843db86e8e78c7f6fe56cc92a9b57993e8cf06e16b690870a9592e62d8b2056", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling k8s-openapi v0.11.0
[INFO] [stderr]    Compiling protobuf v2.22.0
[INFO] [stderr]    Compiling array_tool v1.0.3
[INFO] [stderr]    Compiling prometheus v0.11.0
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling schemars v0.8.0
[INFO] [stderr]    Compiling num-cmp v0.1.0
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]    Compiling quick-error v2.0.0
[INFO] [stderr]    Compiling auditable v0.1.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling backtrace v0.3.56
[INFO] [stderr]    Compiling ordered-float v2.1.1
[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling darling_core v0.12.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling prometheus-static-metric v0.5.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling tracing-subscriber v0.2.16
[INFO] [stderr]    Compiling derive-error v0.0.5
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling pem v0.8.3
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.123/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=8a029cd1192afe5d -C extra-filename=-8a029cd1192afe5d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-540b6631119ce641.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-1e3d75a5de3f2ca3.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-3f0af02b5b1efb11.rlib --extern proc_macro --cap-lints allow --cap-lints=warn --cfg underscore_consts` (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" "4843db86e8e78c7f6fe56cc92a9b57993e8cf06e16b690870a9592e62d8b2056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4843db86e8e78c7f6fe56cc92a9b57993e8cf06e16b690870a9592e62d8b2056", kill_on_drop: false }`
[INFO] [stdout] 4843db86e8e78c7f6fe56cc92a9b57993e8cf06e16b690870a9592e62d8b2056
