[INFO] cloning repository https://github.com/passcod/omelette
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/passcod/omelette" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasscod%2Fomelette", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasscod%2Fomelette'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 491469ed2747b54db5e56536f637f6e98714fe76
[INFO] checking passcod/omelette against master#18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb for pr-96970
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasscod%2Fomelette" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/passcod/omelette on toolchain 18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/passcod/omelette
[INFO] finished tweaking git repo https://github.com/passcod/omelette
[INFO] tweaked toml for git repo https://github.com/passcod/omelette written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/passcod/omelette already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/passcod/twitter-rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded migrations_internals v1.4.0
[INFO] [stderr]   Downloaded diesel v1.4.2
[INFO] [stderr]   Downloaded diesel-derive-enum v0.4.4
[INFO] [stderr]   Downloaded parking_lot_core v0.2.14
[INFO] [stderr]   Downloaded tokio v0.1.21
[INFO] [stderr]   Downloaded nom v2.2.1
[INFO] [stderr]   Downloaded syn v0.15.36
[INFO] [stderr]   Downloaded regex v1.1.7
[INFO] [stderr]   Downloaded backtrace v0.3.30
[INFO] [stderr]   Downloaded hmac v0.7.0
[INFO] [stderr]   Downloaded opaque-debug v0.2.2
[INFO] [stderr]   Downloaded migrations_macros v1.4.0
[INFO] [stderr]   Downloaded blobstore v0.1.1
[INFO] [stderr]   Downloaded libflate v0.1.23
[INFO] [stderr]   Downloaded egg-mode-text v1.14.7
[INFO] [stderr]   Downloaded regex-syntax v0.6.7
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded tokio-fs v0.1.6
[INFO] [stderr]   Downloaded digest v0.8.0
[INFO] [stderr]   Downloaded hyper v0.12.29
[INFO] [stderr]   Downloaded serde_derive v1.0.92
[INFO] [stderr]   Downloaded string v0.2.0
[INFO] [stderr]   Downloaded h2 v0.1.23
[INFO] [stderr]   Downloaded tree_magic v0.2.1
[INFO] [stderr]   Downloaded tokio-trace-core v0.2.0
[INFO] [stderr]   Downloaded futures v0.1.27
[INFO] [stderr]   Downloaded bzip2-sys v0.1.7
[INFO] [stderr]   Downloaded zip v0.5.2
[INFO] [stderr]   Downloaded openssl-src v111.3.0+1.1.1c
[INFO] [stderr]   Downloaded diesel_derives v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d5d7df8a55827e8c4af5799a7397022279be36162443ea4f614ceeeb74ba4d2
[INFO] running `Command { std: "docker" "start" "-a" "1d5d7df8a55827e8c4af5799a7397022279be36162443ea4f614ceeeb74ba4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d5d7df8a55827e8c4af5799a7397022279be36162443ea4f614ceeeb74ba4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d5d7df8a55827e8c4af5799a7397022279be36162443ea4f614ceeeb74ba4d2", kill_on_drop: false }`
[INFO] [stdout] 1d5d7df8a55827e8c4af5799a7397022279be36162443ea4f614ceeeb74ba4d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 679cbc0f54755d4887f0d6d4f1d0bc718021b976609f418128f368862c65c0f7
[INFO] running `Command { std: "docker" "start" "-a" "679cbc0f54755d4887f0d6d4f1d0bc718021b976609f418128f368862c65c0f7", 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" "679cbc0f54755d4887f0d6d4f1d0bc718021b976609f418128f368862c65c0f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679cbc0f54755d4887f0d6d4f1d0bc718021b976609f418128f368862c65c0f7", kill_on_drop: false }`
[INFO] [stdout] 679cbc0f54755d4887f0d6d4f1d0bc718021b976609f418128f368862c65c0f7