[INFO] fetching crate mdbook-trace 0.1.1...
[INFO] checking mdbook-trace-0.1.1 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate mdbook-trace 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate mdbook-trace 0.1.1
[INFO] finished tweaking crates.io crate mdbook-trace 0.1.1
[INFO] tweaked toml for crates.io crate mdbook-trace 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdbook-trace 0.1.1 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mdbook-trace 0.1.1 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_generator v2.2.1
[INFO] [stderr]   Downloaded semver v1.0.13
[INFO] [stderr]   Downloaded iana-time-zone v0.1.45
[INFO] [stderr]   Downloaded serde_derive v1.0.143
[INFO] [stderr]   Downloaded pest_derive v2.2.1
[INFO] [stderr]   Downloaded pest_meta v2.2.1
[INFO] [stderr]   Downloaded clap_complete v3.2.4
[INFO] [stderr]   Downloaded anyhow v1.0.62
[INFO] [stderr]   Downloaded ucd-trie v0.1.4
[INFO] [stderr]   Downloaded pest v2.2.1
[INFO] [stderr]   Downloaded handlebars v4.3.3
[INFO] [stderr]   Downloaded serde_json v1.0.83
[INFO] [stderr]   Downloaded serde v1.0.143
[INFO] [stderr]   Downloaded mdbook v0.4.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5009e6e0d9ec0657ea92251f41dbf10afc0f218f60146d3373c4094308115e1d
[INFO] running `Command { std: "docker" "start" "-a" "5009e6e0d9ec0657ea92251f41dbf10afc0f218f60146d3373c4094308115e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5009e6e0d9ec0657ea92251f41dbf10afc0f218f60146d3373c4094308115e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5009e6e0d9ec0657ea92251f41dbf10afc0f218f60146d3373c4094308115e1d", kill_on_drop: false }`
[INFO] [stdout] 5009e6e0d9ec0657ea92251f41dbf10afc0f218f60146d3373c4094308115e1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac73135091c4e5fae78c411849b901ebb879c9ec8a5a9ce974c721715d8a1558
[INFO] running `Command { std: "docker" "start" "-a" "ac73135091c4e5fae78c411849b901ebb879c9ec8a5a9ce974c721715d8a1558", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling ucd-trie v0.1.4
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]    Compiling pulldown-cmark v0.9.2
[INFO] [stderr]    Compiling pest v2.2.1
[INFO] [stderr]     Checking clap v3.2.17
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking iana-time-zone v0.1.45
[INFO] [stderr]    Compiling semver v1.0.13
[INFO] [stderr]     Checking opener v0.5.0
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]     Checking topological-sort v0.1.0
[INFO] [stderr]    Compiling pest_meta v2.2.1
[INFO] [stderr]    Compiling pest_generator v2.2.1
[INFO] [stderr]     Checking clap_complete v3.2.4
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling pest_derive v2.2.1
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking handlebars v4.3.3
[INFO] [stderr]     Checking mdbook v0.4.21
[INFO] [stderr]     Checking mdbook-trace v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.97s
[INFO] running `Command { std: "docker" "inspect" "ac73135091c4e5fae78c411849b901ebb879c9ec8a5a9ce974c721715d8a1558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac73135091c4e5fae78c411849b901ebb879c9ec8a5a9ce974c721715d8a1558", kill_on_drop: false }`
[INFO] [stdout] ac73135091c4e5fae78c411849b901ebb879c9ec8a5a9ce974c721715d8a1558