[INFO] cloning repository https://github.com/Anexen/pyxirr-mixed-python-rust-project-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Anexen/pyxirr-mixed-python-rust-project-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnexen%2Fpyxirr-mixed-python-rust-project-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnexen%2Fpyxirr-mixed-python-rust-project-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec7338235e8cf8a875aa897fecc2470f1ec6f131
[INFO] documenting Anexen/pyxirr-mixed-python-rust-project-example against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnexen%2Fpyxirr-mixed-python-rust-project-example" "/workspace/builds/worker-79/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-79/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Anexen/pyxirr-mixed-python-rust-project-example on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Anexen/pyxirr-mixed-python-rust-project-example
[INFO] finished tweaking git repo https://github.com/Anexen/pyxirr-mixed-python-rust-project-example
[INFO] tweaked toml for git repo https://github.com/Anexen/pyxirr-mixed-python-rust-project-example written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate git repo https://github.com/Anexen/pyxirr-mixed-python-rust-project-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acd118b45735ec2d005874bce282c562d10b313aa23a05d5a5ece07b8b35f918
[INFO] running `Command { std: "docker" "start" "-a" "acd118b45735ec2d005874bce282c562d10b313aa23a05d5a5ece07b8b35f918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acd118b45735ec2d005874bce282c562d10b313aa23a05d5a5ece07b8b35f918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acd118b45735ec2d005874bce282c562d10b313aa23a05d5a5ece07b8b35f918", kill_on_drop: false }`
[INFO] [stdout] acd118b45735ec2d005874bce282c562d10b313aa23a05d5a5ece07b8b35f918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1546fea02cda07b6b83a5be96c5fb17e6efcba34dfe8ce99197e4725b8350c9f
[INFO] running `Command { std: "docker" "start" "-a" "1546fea02cda07b6b83a5be96c5fb17e6efcba34dfe8ce99197e4725b8350c9f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling inventory v0.1.6
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling unindent v0.1.5
[INFO] [stderr]    Compiling pyo3 v0.10.1
[INFO] [stderr] error: failed to run custom build command for `pyo3 v0.10.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-e92bae524172c5a0/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: "PyO3 requires a nightly or dev version of Rust."
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1546fea02cda07b6b83a5be96c5fb17e6efcba34dfe8ce99197e4725b8350c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1546fea02cda07b6b83a5be96c5fb17e6efcba34dfe8ce99197e4725b8350c9f", kill_on_drop: false }`
[INFO] [stdout] 1546fea02cda07b6b83a5be96c5fb17e6efcba34dfe8ce99197e4725b8350c9f
