[INFO] fetching crate cargo-semver 1.0.0-alpha.3...
[INFO] documenting cargo-semver-1.0.0-alpha.3 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate cargo-semver 1.0.0-alpha.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cargo-semver 1.0.0-alpha.3 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 crates.io crate cargo-semver 1.0.0-alpha.3
[INFO] finished tweaking crates.io crate cargo-semver 1.0.0-alpha.3
[INFO] tweaked toml for crates.io crate cargo-semver 1.0.0-alpha.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate cargo-semver 1.0.0-alpha.3 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates-tree v1.0.1
[INFO] [stderr]   Downloaded predicates-core v1.0.1
[INFO] [stderr]   Downloaded assert_cmd v1.0.2
[INFO] [stderr]   Downloaded predicates v1.0.6
[INFO] [stderr]   Downloaded getrandom v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b716d3ef33fa58355a46a4b848875e32d85e2cea47cdcc49fe55c0766909ec6c
[INFO] running `Command { std: "docker" "start" "-a" "b716d3ef33fa58355a46a4b848875e32d85e2cea47cdcc49fe55c0766909ec6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b716d3ef33fa58355a46a4b848875e32d85e2cea47cdcc49fe55c0766909ec6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b716d3ef33fa58355a46a4b848875e32d85e2cea47cdcc49fe55c0766909ec6c", kill_on_drop: false }`
[INFO] [stdout] b716d3ef33fa58355a46a4b848875e32d85e2cea47cdcc49fe55c0766909ec6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 28ca2c315ac39216b781431f4168eac408d460ba99c708521941f127ef5e6231
[INFO] running `Command { std: "docker" "start" "-a" "28ca2c315ac39216b781431f4168eac408d460ba99c708521941f127ef5e6231", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]  Documenting cargo-semver v1.0.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.18s
[INFO] running `Command { std: "docker" "inspect" "28ca2c315ac39216b781431f4168eac408d460ba99c708521941f127ef5e6231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ca2c315ac39216b781431f4168eac408d460ba99c708521941f127ef5e6231", kill_on_drop: false }`
[INFO] [stdout] 28ca2c315ac39216b781431f4168eac408d460ba99c708521941f127ef5e6231
