[INFO] fetching crate fuzzilli 0.1.0...
[INFO] checking fuzzilli-0.1.0 against master#e3c43e64eceb00e13b1932229aa9b2d774e6af96 for pr-95953
[INFO] extracting crate fuzzilli 0.1.0 into /workspace/builds/worker-117/source
[INFO] validating manifest of crates.io crate fuzzilli 0.1.0 on toolchain e3c43e64eceb00e13b1932229aa9b2d774e6af96
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fuzzilli 0.1.0
[INFO] finished tweaking crates.io crate fuzzilli 0.1.0
[INFO] tweaked toml for crates.io crate fuzzilli 0.1.0 written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate crates.io crate fuzzilli 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "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-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e24db0195f7d6b1513bc61d56346e7756e7a238ae7975152f631c4c395b4da3
[INFO] running `Command { std: "docker" "start" "-a" "8e24db0195f7d6b1513bc61d56346e7756e7a238ae7975152f631c4c395b4da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e24db0195f7d6b1513bc61d56346e7756e7a238ae7975152f631c4c395b4da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e24db0195f7d6b1513bc61d56346e7756e7a238ae7975152f631c4c395b4da3", kill_on_drop: false }`
[INFO] [stdout] 8e24db0195f7d6b1513bc61d56346e7756e7a238ae7975152f631c4c395b4da3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6957c111101c535b65d0c6176f5a5bd0ccfe9e7629b9e5889b8f87a329beeb3e
[INFO] running `Command { std: "docker" "start" "-a" "6957c111101c535b65d0c6176f5a5bd0ccfe9e7629b9e5889b8f87a329beeb3e", kill_on_drop: false }`
[INFO] [stderr]     Checking fuzzilli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "6957c111101c535b65d0c6176f5a5bd0ccfe9e7629b9e5889b8f87a329beeb3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6957c111101c535b65d0c6176f5a5bd0ccfe9e7629b9e5889b8f87a329beeb3e", kill_on_drop: false }`
[INFO] [stdout] 6957c111101c535b65d0c6176f5a5bd0ccfe9e7629b9e5889b8f87a329beeb3e