[INFO] fetching crate v8find4rs 0.1.0...
[INFO] documenting v8find4rs-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate v8find4rs 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate v8find4rs 0.1.0 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 v8find4rs 0.1.0
[INFO] finished tweaking crates.io crate v8find4rs 0.1.0
[INFO] tweaked toml for crates.io crate v8find4rs 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [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" "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] cc10fac91c73b641c4ebcaef98926d1e048b8904f895fa9cb95edb6a4cfab991
[INFO] running `Command { std: "docker" "start" "-a" "cc10fac91c73b641c4ebcaef98926d1e048b8904f895fa9cb95edb6a4cfab991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc10fac91c73b641c4ebcaef98926d1e048b8904f895fa9cb95edb6a4cfab991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc10fac91c73b641c4ebcaef98926d1e048b8904f895fa9cb95edb6a4cfab991", kill_on_drop: false }`
[INFO] [stdout] cc10fac91c73b641c4ebcaef98926d1e048b8904f895fa9cb95edb6a4cfab991
[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" "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] 7782d8159fcead21ae73de512b9165650940e53d9de7bf71228fbed52cf2bc27
[INFO] running `Command { std: "docker" "start" "-a" "7782d8159fcead21ae73de512b9165650940e53d9de7bf71228fbed52cf2bc27", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking widestring v0.4.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking exe v0.4.6
[INFO] [stderr]  Documenting v8find4rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.72s
[INFO] running `Command { std: "docker" "inspect" "7782d8159fcead21ae73de512b9165650940e53d9de7bf71228fbed52cf2bc27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7782d8159fcead21ae73de512b9165650940e53d9de7bf71228fbed52cf2bc27", kill_on_drop: false }`
[INFO] [stdout] 7782d8159fcead21ae73de512b9165650940e53d9de7bf71228fbed52cf2bc27
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 6be16fada3b47536f0baac1977311b1e63232fb9ae999fffdc93d3700f281004
[INFO] running `Command { std: "docker" "start" "-a" "6be16fada3b47536f0baac1977311b1e63232fb9ae999fffdc93d3700f281004", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking widestring v0.4.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking exe v0.4.6
[INFO] [stderr]  Documenting v8find4rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.93s
[INFO] running `Command { std: "docker" "inspect" "6be16fada3b47536f0baac1977311b1e63232fb9ae999fffdc93d3700f281004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be16fada3b47536f0baac1977311b1e63232fb9ae999fffdc93d3700f281004", kill_on_drop: false }`
[INFO] [stdout] 6be16fada3b47536f0baac1977311b1e63232fb9ae999fffdc93d3700f281004