[INFO] cloning repository https://github.com/sinclabs/rust_md_parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sinclabs/rust_md_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinclabs%2Frust_md_parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinclabs%2Frust_md_parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af2b469446c2c6463f2f4d5bed6d2b17d7b57925
[INFO] checking sinclabs/rust_md_parser against master#2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36 for pr-95819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinclabs%2Frust_md_parser" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sinclabs/rust_md_parser on toolchain 2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sinclabs/rust_md_parser
[INFO] finished tweaking git repo https://github.com/sinclabs/rust_md_parser
[INFO] tweaked toml for git repo https://github.com/sinclabs/rust_md_parser written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/sinclabs/rust_md_parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7af33a58a145160c6b01030c580ddbc1cca5b041c6588337e125f649c68f2d1e
[INFO] running `Command { std: "docker" "start" "-a" "7af33a58a145160c6b01030c580ddbc1cca5b041c6588337e125f649c68f2d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7af33a58a145160c6b01030c580ddbc1cca5b041c6588337e125f649c68f2d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7af33a58a145160c6b01030c580ddbc1cca5b041c6588337e125f649c68f2d1e", kill_on_drop: false }`
[INFO] [stdout] 7af33a58a145160c6b01030c580ddbc1cca5b041c6588337e125f649c68f2d1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27132af68f0ca39d4092151d48b13a79b94a988db656ed5a6b3ff5dedb7466c0
[INFO] running `Command { std: "docker" "start" "-a" "27132af68f0ca39d4092151d48b13a79b94a988db656ed5a6b3ff5dedb7466c0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "27132af68f0ca39d4092151d48b13a79b94a988db656ed5a6b3ff5dedb7466c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27132af68f0ca39d4092151d48b13a79b94a988db656ed5a6b3ff5dedb7466c0", kill_on_drop: false }`
[INFO] [stdout] 27132af68f0ca39d4092151d48b13a79b94a988db656ed5a6b3ff5dedb7466c0