[INFO] cloning repository https://github.com/jtdowney/ray_tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtdowney/ray_tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtdowney%2Fray_tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtdowney%2Fray_tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e2349589ceea31e03c967b8352ec3ed9ab7fc81
[INFO] documenting jtdowney/ray_tracer against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtdowney%2Fray_tracer" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtdowney/ray_tracer on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jtdowney/ray_tracer
[INFO] finished tweaking git repo https://github.com/jtdowney/ray_tracer
[INFO] tweaked toml for git repo https://github.com/jtdowney/ray_tracer written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/jtdowney/ray_tracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36d03880dcda9da4244d0c86c73865b9ae789041480da807dfe9f266555fd503
[INFO] running `Command { std: "docker" "start" "-a" "36d03880dcda9da4244d0c86c73865b9ae789041480da807dfe9f266555fd503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36d03880dcda9da4244d0c86c73865b9ae789041480da807dfe9f266555fd503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36d03880dcda9da4244d0c86c73865b9ae789041480da807dfe9f266555fd503", kill_on_drop: false }`
[INFO] [stdout] 36d03880dcda9da4244d0c86c73865b9ae789041480da807dfe9f266555fd503
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 018761a489bab81b379301996502a55072aa4db02c4683ac9215bbccce31ffdd
[INFO] running `Command { std: "docker" "start" "-a" "018761a489bab81b379301996502a55072aa4db02c4683ac9215bbccce31ffdd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking ord_subset v3.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]     Checking derive_builder v0.10.2
[INFO] [stderr]     Checking ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `ray_tracer`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name chapter1 src/bin/chapter1.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-e0c590a61c268547.rmeta --extern approx=/opt/rustwide/target/debug/deps/libapprox-48e85b4ff9b76454.rmeta --extern derive_builder=/opt/rustwide/target/debug/deps/libderive_builder-9f610c11aa096327.rmeta --extern generic_array=/opt/rustwide/target/debug/deps/libgeneric_array-e6b019cdb61312b0.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-2eefba2a744190d3.rmeta --extern ord_subset=/opt/rustwide/target/debug/deps/libord_subset-5dce21745c614621.rmeta --extern ray_tracer=/opt/rustwide/target/debug/deps/libray_tracer-124b940a08ed8066.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-a344f31112167f6c.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-12ddda03e0414e14.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: build failed
[INFO] running `Command { std: "docker" "inspect" "018761a489bab81b379301996502a55072aa4db02c4683ac9215bbccce31ffdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "018761a489bab81b379301996502a55072aa4db02c4683ac9215bbccce31ffdd", kill_on_drop: false }`
[INFO] [stdout] 018761a489bab81b379301996502a55072aa4db02c4683ac9215bbccce31ffdd
