[INFO] cloning repository https://github.com/Noskcaj19/rmatrix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Noskcaj19/rmatrix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoskcaj19%2Frmatrix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoskcaj19%2Frmatrix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0962ceb403103576534c20548ee9a1083af3ae4d
[INFO] documenting Noskcaj19/rmatrix against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoskcaj19%2Frmatrix" "/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/Noskcaj19/rmatrix on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Noskcaj19/rmatrix
[INFO] finished tweaking git repo https://github.com/Noskcaj19/rmatrix
[INFO] tweaked toml for git repo https://github.com/Noskcaj19/rmatrix written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Noskcaj19/rmatrix already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Noskcaj19/termbuf`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal v0.5.1
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f34c61af78593b5a0cc39552c3c944c483db7ccb85ee352eae28de2b25b6e1b1
[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" "f34c61af78593b5a0cc39552c3c944c483db7ccb85ee352eae28de2b25b6e1b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f34c61af78593b5a0cc39552c3c944c483db7ccb85ee352eae28de2b25b6e1b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34c61af78593b5a0cc39552c3c944c483db7ccb85ee352eae28de2b25b6e1b1", kill_on_drop: false }`
[INFO] [stdout] f34c61af78593b5a0cc39552c3c944c483db7ccb85ee352eae28de2b25b6e1b1
[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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a619ff7d5dc98a0f477c52d80478d9e434f2c7eb217800be9b8a622ac1d2d3c
[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" "4a619ff7d5dc98a0f477c52d80478d9e434f2c7eb217800be9b8a622ac1d2d3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking rand v0.5.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking termbuf v1.5.1 (https://github.com/Noskcaj19/termbuf#2afd7acc)
[INFO] [stderr]     Checking signal v0.5.1
[INFO] [stderr]  Documenting rmatrix v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `signal_handler`
[INFO] [stdout]   --> src/main.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | mod signal_handler;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `signal_handler`, create file "src/signal_handler.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `rmatrix`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name rmatrix src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-d154847ac8fb2968.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-dc091a434a486a4b.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-2d13af83e689d2f9.rmeta --extern signal=/opt/rustwide/target/debug/deps/libsignal-89ebd22c92a20414.rmeta --extern termbuf=/opt/rustwide/target/debug/deps/libtermbuf-7c2664172be8e0b6.rmeta --cap-lints=warn --crate-version 0.2.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "4a619ff7d5dc98a0f477c52d80478d9e434f2c7eb217800be9b8a622ac1d2d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a619ff7d5dc98a0f477c52d80478d9e434f2c7eb217800be9b8a622ac1d2d3c", kill_on_drop: false }`
[INFO] [stdout] 4a619ff7d5dc98a0f477c52d80478d9e434f2c7eb217800be9b8a622ac1d2d3c