[INFO] cloning repository https://github.com/IAmPara0x/fast-bpe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IAmPara0x/fast-bpe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIAmPara0x%2Ffast-bpe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIAmPara0x%2Ffast-bpe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2865ea62e4c56f4a9b48b81e42e41a56694ac18
[INFO] checking IAmPara0x/fast-bpe/c2865ea62e4c56f4a9b48b81e42e41a56694ac18 against try#f827120c9528a1a0e4c9881169eacd52170f9a08 for pr-130367
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIAmPara0x%2Ffast-bpe" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IAmPara0x/fast-bpe on toolchain f827120c9528a1a0e4c9881169eacd52170f9a08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IAmPara0x/fast-bpe
[INFO] finished tweaking git repo https://github.com/IAmPara0x/fast-bpe
[INFO] tweaked toml for git repo https://github.com/IAmPara0x/fast-bpe written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/IAmPara0x/fast-bpe 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" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "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 IAmPara0x/fast-bpe/c2865ea62e4c56f4a9b48b81e42e41a56694ac18 against try#f827120c9528a1a0e4c9881169eacd52170f9a08 for pr-130367
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIAmPara0x%2Ffast-bpe" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IAmPara0x/fast-bpe on toolchain f827120c9528a1a0e4c9881169eacd52170f9a08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IAmPara0x/fast-bpe
[INFO] finished tweaking git repo https://github.com/IAmPara0x/fast-bpe
[INFO] tweaked toml for git repo https://github.com/IAmPara0x/fast-bpe written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/IAmPara0x/fast-bpe 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" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "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 serde_derive v1.0.207
[INFO] [stderr]   Downloaded serde v1.0.207
[INFO] [stderr]   Downloaded kdam v0.5.2
[INFO] [stderr]   Downloaded fancy-regex v0.13.0
[INFO] [stderr]   Downloaded serde_json v1.0.124
[INFO] [stderr]   Downloaded syn v2.0.74
[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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d1a688ac3dcafa307e9cccf5d99adc45af5a4d80a539ae1e39180b06926818c
[INFO] running `Command { std: "docker" "start" "-a" "3d1a688ac3dcafa307e9cccf5d99adc45af5a4d80a539ae1e39180b06926818c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d1a688ac3dcafa307e9cccf5d99adc45af5a4d80a539ae1e39180b06926818c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d1a688ac3dcafa307e9cccf5d99adc45af5a4d80a539ae1e39180b06926818c", kill_on_drop: false }`
[INFO] [stdout] 3d1a688ac3dcafa307e9cccf5d99adc45af5a4d80a539ae1e39180b06926818c
[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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e6bb949a11df0a7ff53f4da8be2f276b0ab7f3a3e8ebc2198940d4e52cd044e
[INFO] running `Command { std: "docker" "start" "-a" "7e6bb949a11df0a7ff53f4da8be2f276b0ab7f3a3e8ebc2198940d4e52cd044e", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling serde v1.0.207
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling serde_json v1.0.124
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking kdam v0.5.2
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking fancy-regex v0.13.0
[INFO] [stderr]     Checking bpe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "7e6bb949a11df0a7ff53f4da8be2f276b0ab7f3a3e8ebc2198940d4e52cd044e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6bb949a11df0a7ff53f4da8be2f276b0ab7f3a3e8ebc2198940d4e52cd044e", kill_on_drop: false }`
[INFO] [stdout] 7e6bb949a11df0a7ff53f4da8be2f276b0ab7f3a3e8ebc2198940d4e52cd044e