[INFO] cloning repository https://github.com/zl-cli/z-api
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zl-cli/z-api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzl-cli%2Fz-api", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzl-cli%2Fz-api'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a76f200a7c23150b5d19fa7066fc5d97409d7c6
[INFO] documenting zl-cli/z-api against da3f5c31e5535b3dc210067de660a45784ae1e9c for pr-162169
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzl-cli%2Fz-api" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zl-cli/z-api
[INFO] finished tweaking git repo https://github.com/zl-cli/z-api
[INFO] tweaked toml for git repo https://github.com/zl-cli/z-api written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zl-cli/z-api on toolchain da3f5c31e5535b3dc210067de660a45784ae1e9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zl-cli/z-api already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/zl-cli/z-api-def.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] documenting zl-cli/z-api against da3f5c31e5535b3dc210067de660a45784ae1e9c for pr-162169
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzl-cli%2Fz-api" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zl-cli/z-api
[INFO] finished tweaking git repo https://github.com/zl-cli/z-api
[INFO] tweaked toml for git repo https://github.com/zl-cli/z-api written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zl-cli/z-api on toolchain da3f5c31e5535b3dc210067de660a45784ae1e9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zl-cli/z-api already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "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-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 816368a518309a30ccd50daee648c1524ac2b482d65b6b6cc9f583d3c7a63694
[INFO] running `Command { std: "docker" "start" "816368a518309a30ccd50daee648c1524ac2b482d65b6b6cc9f583d3c7a63694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "816368a518309a30ccd50daee648c1524ac2b482d65b6b6cc9f583d3c7a63694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "816368a518309a30ccd50daee648c1524ac2b482d65b6b6cc9f583d3c7a63694" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "816368a518309a30ccd50daee648c1524ac2b482d65b6b6cc9f583d3c7a63694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "816368a518309a30ccd50daee648c1524ac2b482d65b6b6cc9f583d3c7a63694" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling z-api-def v0.1.0 (https://github.com/zl-cli/z-api-def.git#2376ee36)
[INFO] [stderr]  Documenting z-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.22s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/z_api/index.html
[INFO] running `Command { std: "docker" "inspect" "816368a518309a30ccd50daee648c1524ac2b482d65b6b6cc9f583d3c7a63694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-w" "/opt/rustwide/workdir" "--user" "0:0" "816368a518309a30ccd50daee648c1524ac2b482d65b6b6cc9f583d3c7a63694" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]  Documenting z-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/z_api/index.html
[INFO] running `Command { std: "docker" "inspect" "816368a518309a30ccd50daee648c1524ac2b482d65b6b6cc9f583d3c7a63694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "816368a518309a30ccd50daee648c1524ac2b482d65b6b6cc9f583d3c7a63694", kill_on_drop: false }`
[INFO] [stdout] 816368a518309a30ccd50daee648c1524ac2b482d65b6b6cc9f583d3c7a63694
