[INFO] cloning repository https://github.com/mike-albany/api-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mike-albany/api-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmike-albany%2Fapi-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmike-albany%2Fapi-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f28d34834e1c33aadf8fb462b6be9422cf88f3c8
[INFO] documenting mike-albany/api-example against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmike-albany%2Fapi-example" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mike-albany/api-example on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mike-albany/api-example
[INFO] finished tweaking git repo https://github.com/mike-albany/api-example
[INFO] tweaked toml for git repo https://github.com/mike-albany/api-example written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/mike-albany/api-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11483eb9b12b279bed91d1e4f5621311b704ec2b3c1ba8d9fd27a80385162067
[INFO] running `Command { std: "docker" "start" "-a" "11483eb9b12b279bed91d1e4f5621311b704ec2b3c1ba8d9fd27a80385162067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11483eb9b12b279bed91d1e4f5621311b704ec2b3c1ba8d9fd27a80385162067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11483eb9b12b279bed91d1e4f5621311b704ec2b3c1ba8d9fd27a80385162067", kill_on_drop: false }`
[INFO] [stdout] 11483eb9b12b279bed91d1e4f5621311b704ec2b3c1ba8d9fd27a80385162067
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6eaf48191c2ab47e399462f2029053a1ffd618553cbc55ec949bfb2ca26631cf
[INFO] running `Command { std: "docker" "start" "-a" "6eaf48191c2ab47e399462f2029053a1ffd618553cbc55ec949bfb2ca26631cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]     Checking local-waker v0.1.2
[INFO] [stderr]    Compiling zstd-safe v4.1.4+zstd.1.5.2
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling firestorm v0.5.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking tracing-core v0.1.24
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling cookie v0.16.0
[INFO] [stderr]     Checking bytestring v1.0.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking actix-utils v3.0.0
[INFO] [stderr]     Checking local-channel v0.1.2
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]     Checking brotli-decompressor v2.3.2
[INFO] [stderr]     Checking actix-service v2.0.2
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking brotli v3.3.4
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=fd0c3ba7c22fa1f4 -C extra-filename=-fd0c3ba7c22fa1f4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.90/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=1d468a5d18d6bdba -C extra-filename=-1d468a5d18d6bdba --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d43b9eeea9b4257f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e5d31d13323d7a76.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-11d097b41f2e60a4.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "6eaf48191c2ab47e399462f2029053a1ffd618553cbc55ec949bfb2ca26631cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eaf48191c2ab47e399462f2029053a1ffd618553cbc55ec949bfb2ca26631cf", kill_on_drop: false }`
[INFO] [stdout] 6eaf48191c2ab47e399462f2029053a1ffd618553cbc55ec949bfb2ca26631cf