[INFO] fetching crate rcgen 0.8.11...
[INFO] checking rcgen-0.8.11 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate rcgen 0.8.11 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rcgen 0.8.11 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rcgen 0.8.11
[INFO] finished tweaking crates.io crate rcgen 0.8.11
[INFO] tweaked toml for crates.io crate rcgen 0.8.11 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate rcgen 0.8.11 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e79127a77b356eda58f48bf86d2da5183592ae71431665b636900a3f33afb3c9
[INFO] running `Command { std: "docker" "start" "-a" "e79127a77b356eda58f48bf86d2da5183592ae71431665b636900a3f33afb3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e79127a77b356eda58f48bf86d2da5183592ae71431665b636900a3f33afb3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79127a77b356eda58f48bf86d2da5183592ae71431665b636900a3f33afb3c9", kill_on_drop: false }`
[INFO] [stdout] e79127a77b356eda58f48bf86d2da5183592ae71431665b636900a3f33afb3c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 059fd57d7e21209a30380eb484e2a06b9756e5dbe61f354adfa94d6c929c2481
[INFO] running `Command { std: "docker" "start" "-a" "059fd57d7e21209a30380eb484e2a06b9756e5dbe61f354adfa94d6c929c2481", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling botan-src v0.21703.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling botan-sys v0.8.1
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr] error: could not compile `regex`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.4.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="std"' -C metadata=dfe9064dbbd1f34d -C extra-filename=-dfe9064dbbd1f34d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-d82d419831a9738b.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "059fd57d7e21209a30380eb484e2a06b9756e5dbe61f354adfa94d6c929c2481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "059fd57d7e21209a30380eb484e2a06b9756e5dbe61f354adfa94d6c929c2481", kill_on_drop: false }`
[INFO] [stdout] 059fd57d7e21209a30380eb484e2a06b9756e5dbe61f354adfa94d6c929c2481