[INFO] cloning repository https://github.com/plaidfinch/rcgen-rfc6979
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plaidfinch/rcgen-rfc6979" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaidfinch%2Frcgen-rfc6979", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaidfinch%2Frcgen-rfc6979'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ce2f29a567ccbaeac29629c1c7f8c7fe9c92051
[INFO] checking plaidfinch/rcgen-rfc6979 against try#0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9 for pr-147185
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaidfinch%2Frcgen-rfc6979" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/plaidfinch/rcgen-rfc6979
[INFO] finished tweaking git repo https://github.com/plaidfinch/rcgen-rfc6979
[INFO] tweaked toml for git repo https://github.com/plaidfinch/rcgen-rfc6979 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/plaidfinch/rcgen-rfc6979 on toolchain 0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/plaidfinch/rcgen-rfc6979 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking plaidfinch/rcgen-rfc6979 against try#0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9 for pr-147185
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaidfinch%2Frcgen-rfc6979" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/plaidfinch/rcgen-rfc6979
[INFO] finished tweaking git repo https://github.com/plaidfinch/rcgen-rfc6979
[INFO] tweaked toml for git repo https://github.com/plaidfinch/rcgen-rfc6979 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/plaidfinch/rcgen-rfc6979 on toolchain 0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/plaidfinch/rcgen-rfc6979 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "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 p256 v0.13.2
[INFO] [stderr]   Downloaded primeorder v0.13.6
[INFO] [stderr]   Downloaded ff v0.13.1
[INFO] [stderr]   Downloaded cc v1.2.27
[INFO] [stderr]   Downloaded rcgen v0.13.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 227bf846b3c6436dd5197702725871b83f1e6164245b4640775a4b0789541e8f
[INFO] running `Command { std: "docker" "start" "-a" "227bf846b3c6436dd5197702725871b83f1e6164245b4640775a4b0789541e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "227bf846b3c6436dd5197702725871b83f1e6164245b4640775a4b0789541e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227bf846b3c6436dd5197702725871b83f1e6164245b4640775a4b0789541e8f", kill_on_drop: false }`
[INFO] [stdout] 227bf846b3c6436dd5197702725871b83f1e6164245b4640775a4b0789541e8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77cc67ec9e80a6ec8b17473ee2e2682c1efbb4529162b0eff08bba54c66a24ef
[INFO] running `Command { std: "docker" "start" "-a" "77cc67ec9e80a6ec8b17473ee2e2682c1efbb4529162b0eff08bba54c66a24ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking base64ct v1.8.0
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]     Checking pem v3.0.5
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]     Checking primeorder v0.13.6
[INFO] [stderr]     Checking p256 v0.13.2
[INFO] [stderr]     Checking rcgen v0.13.2
[INFO] [stderr]     Checking rcgen-rfc6979 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `Command { std: "docker" "inspect" "77cc67ec9e80a6ec8b17473ee2e2682c1efbb4529162b0eff08bba54c66a24ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77cc67ec9e80a6ec8b17473ee2e2682c1efbb4529162b0eff08bba54c66a24ef", kill_on_drop: false }`
[INFO] [stdout] 77cc67ec9e80a6ec8b17473ee2e2682c1efbb4529162b0eff08bba54c66a24ef