[INFO] fetching crate rstbrun 0.1.1...
[INFO] documenting rstbrun-0.1.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate rstbrun 0.1.1 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate rstbrun 0.1.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rstbrun 0.1.1
[INFO] finished tweaking crates.io crate rstbrun 0.1.1
[INFO] tweaked toml for crates.io crate rstbrun 0.1.1 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate rstbrun 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c35acfc695717acd5beb6881197a694ec846acc8fe94b1fa511dea608dd86380
[INFO] running `Command { std: "docker" "start" "-a" "c35acfc695717acd5beb6881197a694ec846acc8fe94b1fa511dea608dd86380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c35acfc695717acd5beb6881197a694ec846acc8fe94b1fa511dea608dd86380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35acfc695717acd5beb6881197a694ec846acc8fe94b1fa511dea608dd86380", kill_on_drop: false }`
[INFO] [stdout] c35acfc695717acd5beb6881197a694ec846acc8fe94b1fa511dea608dd86380
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b424cfa1597b5eb9a13bd3bf386804b8bc4cd8959d90ac9fb7981a4d18b4a8f
[INFO] running `Command { std: "docker" "start" "-a" "5b424cfa1597b5eb9a13bd3bf386804b8bc4cd8959d90ac9fb7981a4d18b4a8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking fancy-regex v0.7.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]  Documenting rstbrun v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.43s
[INFO] running `Command { std: "docker" "inspect" "5b424cfa1597b5eb9a13bd3bf386804b8bc4cd8959d90ac9fb7981a4d18b4a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b424cfa1597b5eb9a13bd3bf386804b8bc4cd8959d90ac9fb7981a4d18b4a8f", kill_on_drop: false }`
[INFO] [stdout] 5b424cfa1597b5eb9a13bd3bf386804b8bc4cd8959d90ac9fb7981a4d18b4a8f