[INFO] cloning repository https://github.com/nanderstabel/matrix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanderstabel/matrix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanderstabel%2Fmatrix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanderstabel%2Fmatrix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2cb782785349c6ed1f64a0a0d666cc9026fa105
[INFO] documenting nanderstabel/matrix against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanderstabel%2Fmatrix" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nanderstabel/matrix on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nanderstabel/matrix
[INFO] finished tweaking git repo https://github.com/nanderstabel/matrix
[INFO] tweaked toml for git repo https://github.com/nanderstabel/matrix written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/nanderstabel/matrix already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] a8cbd5f7ccaa9d216b56c0f53815484bd7ba790830915ba3d59bfb53837401c2
[INFO] running `Command { std: "docker" "start" "-a" "a8cbd5f7ccaa9d216b56c0f53815484bd7ba790830915ba3d59bfb53837401c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8cbd5f7ccaa9d216b56c0f53815484bd7ba790830915ba3d59bfb53837401c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8cbd5f7ccaa9d216b56c0f53815484bd7ba790830915ba3d59bfb53837401c2", kill_on_drop: false }`
[INFO] [stdout] a8cbd5f7ccaa9d216b56c0f53815484bd7ba790830915ba3d59bfb53837401c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] c85d286b0593690ccb4060c922ed4b3ab7348f0caac5d8206cd7397d024fe8c2
[INFO] running `Command { std: "docker" "start" "-a" "c85d286b0593690ccb4060c922ed4b3ab7348f0caac5d8206cd7397d024fe8c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking matrix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting matrix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `matrix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name norm src/bin/norm.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=cf550f5349fa2c92 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-b9137090ce39abd2.rmeta --extern matrix=/opt/rustwide/target/debug/deps/libmatrix-2715206ad666a0af.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `matrix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name inverse src/bin/inverse.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8711b39f72359418 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-b9137090ce39abd2.rmeta --extern matrix=/opt/rustwide/target/debug/deps/libmatrix-2715206ad666a0af.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `matrix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name projection_matrix src/bin/projection_matrix.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=6e8daf7368695f46 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-b9137090ce39abd2.rmeta --extern matrix=/opt/rustwide/target/debug/deps/libmatrix-2715206ad666a0af.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `matrix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name row_echelon src/bin/row_echelon.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=78b270426d93d427 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-b9137090ce39abd2.rmeta --extern matrix=/opt/rustwide/target/debug/deps/libmatrix-2715206ad666a0af.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `matrix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name linear_interpolation src/bin/linear_interpolation.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=0ce1f447748c61d1 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-b9137090ce39abd2.rmeta --extern matrix=/opt/rustwide/target/debug/deps/libmatrix-2715206ad666a0af.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `matrix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name determinant src/bin/determinant.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=be1cdea6e6c8b4aa -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-b9137090ce39abd2.rmeta --extern matrix=/opt/rustwide/target/debug/deps/libmatrix-2715206ad666a0af.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `matrix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name rank src/bin/rank.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=09d5a88751eeda53 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-b9137090ce39abd2.rmeta --extern matrix=/opt/rustwide/target/debug/deps/libmatrix-2715206ad666a0af.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `matrix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name add_subtract_scale src/bin/add_subtract_scale.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9718c90e13042f89 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-b9137090ce39abd2.rmeta --extern matrix=/opt/rustwide/target/debug/deps/libmatrix-2715206ad666a0af.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c85d286b0593690ccb4060c922ed4b3ab7348f0caac5d8206cd7397d024fe8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c85d286b0593690ccb4060c922ed4b3ab7348f0caac5d8206cd7397d024fe8c2", kill_on_drop: false }`
[INFO] [stdout] c85d286b0593690ccb4060c922ed4b3ab7348f0caac5d8206cd7397d024fe8c2