[INFO] updating cached repository https://github.com/hherman1/ParallelProgrammingCapstone
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45833dce857d7796c71542ed785e526e6bc16269
[INFO] documenting hherman1/ParallelProgrammingCapstone against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhherman1%2FParallelProgrammingCapstone" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hherman1/ParallelProgrammingCapstone on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hherman1/ParallelProgrammingCapstone
[INFO] finished tweaking git repo https://github.com/hherman1/ParallelProgrammingCapstone
[INFO] tweaked toml for git repo https://github.com/hherman1/ParallelProgrammingCapstone written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/hherman1/ParallelProgrammingCapstone already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1e1f7d2b241d7cf13b03a7e23d064100430dc9228e646d232242ab42fc26053
[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" "e1e1f7d2b241d7cf13b03a7e23d064100430dc9228e646d232242ab42fc26053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1e1f7d2b241d7cf13b03a7e23d064100430dc9228e646d232242ab42fc26053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1e1f7d2b241d7cf13b03a7e23d064100430dc9228e646d232242ab42fc26053", kill_on_drop: false }`
[INFO] [stdout] e1e1f7d2b241d7cf13b03a7e23d064100430dc9228e646d232242ab42fc26053
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13d81493cb314ede2927285ddf37b87e745dcb5baa0e393e096fdd2d22df676f
[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" "13d81493cb314ede2927285ddf37b87e745dcb5baa0e393e096fdd2d22df676f", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking suffix v1.0.0
[INFO] [stderr]    Compiling saxx v0.1.2
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking rayon-core v1.3.0
[INFO] [stderr]     Checking clap v2.29.0
[INFO] [stderr]     Checking rayon v0.9.0
[INFO] [stderr]  Documenting parallel_lz77 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::heap`
[INFO] [stdout]  --> src/utils.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::heap::Alloc;
[INFO] [stdout]   |          ^^^^ could not find `heap` in `std`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `parallel_lz77`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name parallel_lz77 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 ansi_term=/opt/rustwide/target/debug/deps/libansi_term-1a773812763f0e79.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-3c7a6c29be6dddd9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-215ad1631de0c5e2.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-e22d2b1ca0e76861.rmeta --extern saxx=/opt/rustwide/target/debug/deps/libsaxx-7aa68d245e7381db.rmeta --extern suffix=/opt/rustwide/target/debug/deps/libsuffix-9ea3ed00f57e7b73.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "13d81493cb314ede2927285ddf37b87e745dcb5baa0e393e096fdd2d22df676f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d81493cb314ede2927285ddf37b87e745dcb5baa0e393e096fdd2d22df676f", kill_on_drop: false }`
[INFO] [stdout] 13d81493cb314ede2927285ddf37b87e745dcb5baa0e393e096fdd2d22df676f