[INFO] cloning repository https://github.com/rrichardson/openapi_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rrichardson/openapi_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrichardson%2Fopenapi_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrichardson%2Fopenapi_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03fc53d4de1aba6dca3fdace2e0bbf90bc3a7157
[INFO] checking rrichardson/openapi_generator against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrichardson%2Fopenapi_generator" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rrichardson/openapi_generator 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 git repo https://github.com/rrichardson/openapi_generator
[INFO] finished tweaking git repo https://github.com/rrichardson/openapi_generator
[INFO] tweaked toml for git repo https://github.com/rrichardson/openapi_generator written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/rrichardson/openapi_generator 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.8.14
[INFO] [stderr]   Downloaded structopt-derive v0.4.13
[INFO] [stderr]   Downloaded ucd-trie v0.1.2
[INFO] [stderr]   Downloaded handlebars v2.0.4
[INFO] [stderr]   Downloaded hashbrown v0.5.0
[INFO] [stderr]   Downloaded pest_generator v2.1.1
[INFO] [stderr]   Downloaded structopt v0.3.20
[INFO] [stderr]   Downloaded pest v2.1.2
[INFO] [stderr]   Downloaded english-numbers v0.3.3
[INFO] [stderr]   Downloaded pest_meta v2.1.2
[INFO] [stderr]   Downloaded json-pointer v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] c641f9a59797dd53d01e78d422c0615f8f6dbd77d9e3a7cfb00add347c2d446a
[INFO] running `Command { std: "docker" "start" "-a" "c641f9a59797dd53d01e78d422c0615f8f6dbd77d9e3a7cfb00add347c2d446a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c641f9a59797dd53d01e78d422c0615f8f6dbd77d9e3a7cfb00add347c2d446a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c641f9a59797dd53d01e78d422c0615f8f6dbd77d9e3a7cfb00add347c2d446a", kill_on_drop: false }`
[INFO] [stdout] c641f9a59797dd53d01e78d422c0615f8f6dbd77d9e3a7cfb00add347c2d446a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 25b5a5fad8a40966a935bdb72e48ae492afe53e804cb440b9314c54aa9e4e280
[INFO] running `Command { std: "docker" "start" "-a" "25b5a5fad8a40966a935bdb72e48ae492afe53e804cb440b9314c54aa9e4e280", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "25b5a5fad8a40966a935bdb72e48ae492afe53e804cb440b9314c54aa9e4e280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b5a5fad8a40966a935bdb72e48ae492afe53e804cb440b9314c54aa9e4e280", kill_on_drop: false }`
[INFO] [stdout] 25b5a5fad8a40966a935bdb72e48ae492afe53e804cb440b9314c54aa9e4e280