[INFO] fetching crate fn-error-context 0.2.0...
[INFO] documenting fn-error-context-0.2.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate fn-error-context 0.2.0 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate fn-error-context 0.2.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fn-error-context 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fn-error-context 0.2.0
[INFO] tweaked toml for crates.io crate fn-error-context 0.2.0 written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] crate crates.io crate fn-error-context 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded backtrace v0.3.57
[INFO] [stderr]   Downloaded trybuild v1.0.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a537470d11ec1b3947f46f370ceb86f1276a51e85febd9c64d828c5e2d4b4e31
[INFO] running `Command { std: "docker" "start" "-a" "a537470d11ec1b3947f46f370ceb86f1276a51e85febd9c64d828c5e2d4b4e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a537470d11ec1b3947f46f370ceb86f1276a51e85febd9c64d828c5e2d4b4e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a537470d11ec1b3947f46f370ceb86f1276a51e85febd9c64d828c5e2d4b4e31", kill_on_drop: false }`
[INFO] [stdout] a537470d11ec1b3947f46f370ceb86f1276a51e85febd9c64d828c5e2d4b4e31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb65cab3dcdabd4e38a2e330a354c2baafc86f824e6800e5b337e98c27d02957
[INFO] running `Command { std: "docker" "start" "-a" "cb65cab3dcdabd4e38a2e330a354c2baafc86f824e6800e5b337e98c27d02957", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]  Documenting fn-error-context v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.11s
[INFO] running `Command { std: "docker" "inspect" "cb65cab3dcdabd4e38a2e330a354c2baafc86f824e6800e5b337e98c27d02957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb65cab3dcdabd4e38a2e330a354c2baafc86f824e6800e5b337e98c27d02957", kill_on_drop: false }`
[INFO] [stdout] cb65cab3dcdabd4e38a2e330a354c2baafc86f824e6800e5b337e98c27d02957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 1d94d4f22f64acafdde30a4f0f0e7a69e0d71037309db6254fc83843192bafb5
[INFO] running `Command { std: "docker" "start" "-a" "1d94d4f22f64acafdde30a4f0f0e7a69e0d71037309db6254fc83843192bafb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]  Documenting fn-error-context v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.24s
[INFO] running `Command { std: "docker" "inspect" "1d94d4f22f64acafdde30a4f0f0e7a69e0d71037309db6254fc83843192bafb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d94d4f22f64acafdde30a4f0f0e7a69e0d71037309db6254fc83843192bafb5", kill_on_drop: false }`
[INFO] [stdout] 1d94d4f22f64acafdde30a4f0f0e7a69e0d71037309db6254fc83843192bafb5