[INFO] fetching crate midas_python 0.2.1...
[INFO] documenting midas_python-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate midas_python 0.2.1 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate midas_python 0.2.1 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 midas_python 0.2.1
[INFO] finished tweaking crates.io crate midas_python 0.2.1
[INFO] tweaked toml for crates.io crate midas_python 0.2.1 written to /workspace/builds/worker-22/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 72c0dcc1d02020e52ab52e42196d55057e8f1cea837cfc1ad8a2ea16c2cf7a4f
[INFO] running `Command { std: "docker" "start" "-a" "72c0dcc1d02020e52ab52e42196d55057e8f1cea837cfc1ad8a2ea16c2cf7a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72c0dcc1d02020e52ab52e42196d55057e8f1cea837cfc1ad8a2ea16c2cf7a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72c0dcc1d02020e52ab52e42196d55057e8f1cea837cfc1ad8a2ea16c2cf7a4f", kill_on_drop: false }`
[INFO] [stdout] 72c0dcc1d02020e52ab52e42196d55057e8f1cea837cfc1ad8a2ea16c2cf7a4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 5448373150f196dc27bfe9888e85f890b406f74bbea78f66bcdc5960b23bcb93
[INFO] running `Command { std: "docker" "start" "-a" "5448373150f196dc27bfe9888e85f890b406f74bbea78f66bcdc5960b23bcb93", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling cpython v0.4.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking midas_rs v0.2.1
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling python3-sys v0.4.1
[INFO] [stderr]  Documenting midas_python v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.41s
[INFO] running `Command { std: "docker" "inspect" "5448373150f196dc27bfe9888e85f890b406f74bbea78f66bcdc5960b23bcb93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5448373150f196dc27bfe9888e85f890b406f74bbea78f66bcdc5960b23bcb93", kill_on_drop: false }`
[INFO] [stdout] 5448373150f196dc27bfe9888e85f890b406f74bbea78f66bcdc5960b23bcb93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 532906e64d92ba4b581294b65d6756b76c2cdc49ea62e0695732426d6529904e
[INFO] running `Command { std: "docker" "start" "-a" "532906e64d92ba4b581294b65d6756b76c2cdc49ea62e0695732426d6529904e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling cpython v0.4.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking midas_rs v0.2.1
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling python3-sys v0.4.1
[INFO] [stderr]  Documenting midas_python v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.88s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "532906e64d92ba4b581294b65d6756b76c2cdc49ea62e0695732426d6529904e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "532906e64d92ba4b581294b65d6756b76c2cdc49ea62e0695732426d6529904e", kill_on_drop: false }`
[INFO] [stdout] 532906e64d92ba4b581294b65d6756b76c2cdc49ea62e0695732426d6529904e