[INFO] cloning repository https://github.com/thomascastleman/arithmetic-coding
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomascastleman/arithmetic-coding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascastleman%2Farithmetic-coding", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascastleman%2Farithmetic-coding'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5fcc5f5f9431a36989eb6450e0f7a5d10af9ce0
[INFO] checking thomascastleman/arithmetic-coding against try#579169d0e78824dc60934e5eb74cd3841f2b33e8 for pr-149328
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascastleman%2Farithmetic-coding" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thomascastleman/arithmetic-coding
[INFO] finished tweaking git repo https://github.com/thomascastleman/arithmetic-coding
[INFO] tweaked toml for git repo https://github.com/thomascastleman/arithmetic-coding written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thomascastleman/arithmetic-coding on toolchain 579169d0e78824dc60934e5eb74cd3841f2b33e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+579169d0e78824dc60934e5eb74cd3841f2b33e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thomascastleman/arithmetic-coding 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" "+579169d0e78824dc60934e5eb74cd3841f2b33e8" "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 thomascastleman/arithmetic-coding against try#579169d0e78824dc60934e5eb74cd3841f2b33e8 for pr-149328
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascastleman%2Farithmetic-coding" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thomascastleman/arithmetic-coding
[INFO] finished tweaking git repo https://github.com/thomascastleman/arithmetic-coding
[INFO] tweaked toml for git repo https://github.com/thomascastleman/arithmetic-coding written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thomascastleman/arithmetic-coding on toolchain 579169d0e78824dc60934e5eb74cd3841f2b33e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+579169d0e78824dc60934e5eb74cd3841f2b33e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thomascastleman/arithmetic-coding 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" "+579169d0e78824dc60934e5eb74cd3841f2b33e8" "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 test-log-macros v0.2.18
[INFO] [stderr]   Downloaded quickcheck_macros v1.1.0
[INFO] [stderr]   Downloaded test-log v0.2.18
[INFO] [stderr]   Downloaded biterator v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+579169d0e78824dc60934e5eb74cd3841f2b33e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d3cc38f5e771ec44ace7bd3729160a554540244367738ca5043f026cae716be
[INFO] running `Command { std: "docker" "start" "-a" "2d3cc38f5e771ec44ace7bd3729160a554540244367738ca5043f026cae716be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d3cc38f5e771ec44ace7bd3729160a554540244367738ca5043f026cae716be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d3cc38f5e771ec44ace7bd3729160a554540244367738ca5043f026cae716be", kill_on_drop: false }`
[INFO] [stdout] 2d3cc38f5e771ec44ace7bd3729160a554540244367738ca5043f026cae716be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+579169d0e78824dc60934e5eb74cd3841f2b33e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54f1878cdc426522ca0964bad579347529cc44a1f7bcb2f36f884e185ad197fc
[INFO] running `Command { std: "docker" "start" "-a" "54f1878cdc426522ca0964bad579347529cc44a1f7bcb2f36f884e185ad197fc", kill_on_drop: false }`
[INFO] [stderr]     Checking biterator v0.3.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking env_filter v0.1.4
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling test-log-macros v0.2.18
[INFO] [stderr]    Compiling quickcheck_macros v1.1.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking test-log v0.2.18
[INFO] [stderr]     Checking thiserror v2.0.16
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking arithmetic-coding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `Command { std: "docker" "inspect" "54f1878cdc426522ca0964bad579347529cc44a1f7bcb2f36f884e185ad197fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f1878cdc426522ca0964bad579347529cc44a1f7bcb2f36f884e185ad197fc", kill_on_drop: false }`
[INFO] [stdout] 54f1878cdc426522ca0964bad579347529cc44a1f7bcb2f36f884e185ad197fc