[INFO] cloning repository https://github.com/rbspy/rbspy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rbspy/rbspy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbspy%2Frbspy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbspy%2Frbspy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e884ec973b600b1aab554da0d999c991d12b800
[INFO] documenting rbspy/rbspy against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbspy%2Frbspy" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rbspy/rbspy 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-6/source/.cargo/config
[INFO] started tweaking git repo https://github.com/rbspy/rbspy
[INFO] finished tweaking git repo https://github.com/rbspy/rbspy
[INFO] tweaked toml for git repo https://github.com/rbspy/rbspy written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rbspy/rbspy 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 310de9ad56f68bb8dc72c0672d3dd6936432692c01d38fc69e068f3220def46c
[INFO] running `Command { std: "docker" "start" "-a" "310de9ad56f68bb8dc72c0672d3dd6936432692c01d38fc69e068f3220def46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "310de9ad56f68bb8dc72c0672d3dd6936432692c01d38fc69e068f3220def46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "310de9ad56f68bb8dc72c0672d3dd6936432692c01d38fc69e068f3220def46c", kill_on_drop: false }`
[INFO] [stdout] 310de9ad56f68bb8dc72c0672d3dd6936432692c01d38fc69e068f3220def46c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 597ba6d481cd4d6106b18a808c47a15d3ece4161d36238d44131c3aa55438124
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "597ba6d481cd4d6106b18a808c47a15d3ece4161d36238d44131c3aa55438124", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cpp_demangle v0.3.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling remoteprocess v0.4.5
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking rbspy-ruby-structs v0.8.1 (/opt/rustwide/workdir/ruby-structs)
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking rgb v0.8.27
[INFO] [stderr]     Checking elf v0.0.10
[INFO] [stderr]     Checking quick-xml v0.20.0
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr] error: could not compile `rbspy-ruby-structs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rbspy_ruby_structs ruby-structs/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=4d84655b9a89602d -C extra-filename=-4d84655b9a89602d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps` (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" "597ba6d481cd4d6106b18a808c47a15d3ece4161d36238d44131c3aa55438124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597ba6d481cd4d6106b18a808c47a15d3ece4161d36238d44131c3aa55438124", kill_on_drop: false }`
[INFO] [stdout] 597ba6d481cd4d6106b18a808c47a15d3ece4161d36238d44131c3aa55438124
