[INFO] cloning repository https://github.com/ReinierMaas/PathTracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ReinierMaas/PathTracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReinierMaas%2FPathTracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReinierMaas%2FPathTracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 671e23f3a95108fa9d8417aa5fd7fa1080892463
[INFO] documenting ReinierMaas/PathTracer 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%2FReinierMaas%2FPathTracer" "/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/ReinierMaas/PathTracer 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/ReinierMaas/PathTracer
[INFO] finished tweaking git repo https://github.com/ReinierMaas/PathTracer
[INFO] tweaked toml for git repo https://github.com/ReinierMaas/PathTracer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ReinierMaas/PathTracer 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]  Downloading crates ...
[INFO] [stderr]   Downloaded num-iter v0.1.32
[INFO] [stderr]   Downloaded thread-id v3.0.0
[INFO] [stderr]   Downloaded libc v0.2.19
[INFO] [stderr]   Downloaded fs2 v0.3.0
[INFO] [stderr]   Downloaded num_cpus v1.2.1
[INFO] [stderr]   Downloaded rayon v0.6.0
[INFO] [stderr]   Downloaded lazy_static v0.2.2
[INFO] [stderr]   Downloaded num v0.1.36
[INFO] [stderr]   Downloaded thread_local v0.3.2
[INFO] [stderr]   Downloaded num-integer v0.1.32
[INFO] [stderr]   Downloaded deque v0.3.1
[INFO] [stderr]   Downloaded num-traits v0.1.36
[INFO] [stderr]   Downloaded rustc-serialize v0.3.22
[INFO] [stderr]   Downloaded tobj v0.1.2
[INFO] [stderr]   Downloaded memmap v0.5.0
[INFO] [stderr]   Downloaded spmc v0.2.1
[INFO] [stderr]   Downloaded sdl2-sys v0.27.2
[INFO] [stderr]   Downloaded cgmath v0.12.0
[INFO] [stderr]   Downloaded sdl2 v0.27.3
[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" "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] 22faf1e08f2fabb2581bc5e9fdb29b57b2cc6ce906fe49b6bf4cfa21f9bfaca8
[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" "22faf1e08f2fabb2581bc5e9fdb29b57b2cc6ce906fe49b6bf4cfa21f9bfaca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22faf1e08f2fabb2581bc5e9fdb29b57b2cc6ce906fe49b6bf4cfa21f9bfaca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22faf1e08f2fabb2581bc5e9fdb29b57b2cc6ce906fe49b6bf4cfa21f9bfaca8", kill_on_drop: false }`
[INFO] [stdout] 22faf1e08f2fabb2581bc5e9fdb29b57b2cc6ce906fe49b6bf4cfa21f9bfaca8
[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" "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] 6ea42005260f80b8e4e828aa9d75d892b20aff747bf42792a02e6aedce0871e6
[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" "6ea42005260f80b8e4e828aa9d75d892b20aff747bf42792a02e6aedce0871e6", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.19
[INFO] [stderr]    Compiling sdl2-sys v0.27.2
[INFO] [stderr]     Checking lazy_static v0.2.2
[INFO] [stderr]     Checking spmc v0.2.1
[INFO] [stderr]     Checking tobj v0.1.2
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num_cpus v1.2.1
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking memmap v0.5.0
[INFO] [stderr]     Checking thread_local v0.3.2
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]     Checking cgmath v0.12.0
[INFO] [stderr]     Checking sdl2 v0.27.3
[INFO] [stderr]     Checking rayon v0.6.0
[INFO] [stderr]  Documenting pathtracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(thread_local)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `pathtracer`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name pathtracer 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 cgmath=/opt/rustwide/target/debug/deps/libcgmath-b5f8e5ab66de4174.rmeta --extern memmap=/opt/rustwide/target/debug/deps/libmemmap-401f79bd08e39f66.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-e7c0e8be8e39ea97.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-fcd5c796e2d5b7f7.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-1158d30f30d1b5cc.rmeta --extern scoped_threadpool=/opt/rustwide/target/debug/deps/libscoped_threadpool-f2369701bd250fff.rmeta --extern sdl2=/opt/rustwide/target/debug/deps/libsdl2-8d789b6fdf47f57d.rmeta --extern spmc=/opt/rustwide/target/debug/deps/libspmc-e6aa510d7f02b103.rmeta --extern thread_local=/opt/rustwide/target/debug/deps/libthread_local-d39ec6ea0fffe0ae.rmeta --extern tobj=/opt/rustwide/target/debug/deps/libtobj-0d063a2668c2d5e2.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "6ea42005260f80b8e4e828aa9d75d892b20aff747bf42792a02e6aedce0871e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea42005260f80b8e4e828aa9d75d892b20aff747bf42792a02e6aedce0871e6", kill_on_drop: false }`
[INFO] [stdout] 6ea42005260f80b8e4e828aa9d75d892b20aff747bf42792a02e6aedce0871e6