[INFO] cloning repository https://github.com/KM8Oz/wireguard-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KM8Oz/wireguard-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKM8Oz%2Fwireguard-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKM8Oz%2Fwireguard-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f989e3ed5283ec62dd8c1d8c47ad4f840803c6e4
[INFO] documenting KM8Oz/wireguard-client against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKM8Oz%2Fwireguard-client" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/KM8Oz/wireguard-client on toolchain 6fd27704e643b25711e6a97ec2b04873b411b97d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KM8Oz/wireguard-client
[INFO] finished tweaking git repo https://github.com/KM8Oz/wireguard-client
[INFO] tweaked toml for git repo https://github.com/KM8Oz/wireguard-client written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/KM8Oz/wireguard-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "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-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea5f2fad263bd2507c3eb93ae7cdfa771ec0612f8438f303ab34aba6bdb60141
[INFO] running `Command { std: "docker" "start" "-a" "ea5f2fad263bd2507c3eb93ae7cdfa771ec0612f8438f303ab34aba6bdb60141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea5f2fad263bd2507c3eb93ae7cdfa771ec0612f8438f303ab34aba6bdb60141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5f2fad263bd2507c3eb93ae7cdfa771ec0612f8438f303ab34aba6bdb60141", kill_on_drop: false }`
[INFO] [stdout] ea5f2fad263bd2507c3eb93ae7cdfa771ec0612f8438f303ab34aba6bdb60141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a791d8fb255b03f1ddb7fc3c654d7b06174c9fc47a4a2f2b2a250e855e2e4f01
[INFO] running `Command { std: "docker" "start" "-a" "a791d8fb255b03f1ddb7fc3c654d7b06174c9fc47a4a2f2b2a250e855e2e4f01", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling rustls v0.20.4
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]    Compiling napi-build v1.2.1
[INFO] [stderr]    Compiling convert_case v0.5.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking napi-sys v2.1.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking tracing-core v0.1.26
[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=c25dc19d7487cdf7 -C extra-filename=-c25dc19d7487cdf7 --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] running `Command { std: "docker" "inspect" "a791d8fb255b03f1ddb7fc3c654d7b06174c9fc47a4a2f2b2a250e855e2e4f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a791d8fb255b03f1ddb7fc3c654d7b06174c9fc47a4a2f2b2a250e855e2e4f01", kill_on_drop: false }`
[INFO] [stdout] a791d8fb255b03f1ddb7fc3c654d7b06174c9fc47a4a2f2b2a250e855e2e4f01