[INFO] cloning repository https://github.com/grandzero/odecrafters-grep-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grandzero/odecrafters-grep-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandzero%2Fodecrafters-grep-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandzero%2Fodecrafters-grep-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb23a7fcee54d1ecf92e4fa5adc54d5847ff722f
[INFO] testing grandzero/odecrafters-grep-rust against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandzero%2Fodecrafters-grep-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grandzero/odecrafters-grep-rust on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grandzero/odecrafters-grep-rust
[INFO] finished tweaking git repo https://github.com/grandzero/odecrafters-grep-rust
[INFO] tweaked toml for git repo https://github.com/grandzero/odecrafters-grep-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/grandzero/odecrafters-grep-rust 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" "+1.76.0" "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
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing grandzero/odecrafters-grep-rust against beta-2024-02-10 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandzero%2Fodecrafters-grep-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grandzero/odecrafters-grep-rust on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grandzero/odecrafters-grep-rust
[INFO] finished tweaking git repo https://github.com/grandzero/odecrafters-grep-rust
[INFO] tweaked toml for git repo https://github.com/grandzero/odecrafters-grep-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/grandzero/odecrafters-grep-rust 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" "+beta-2024-02-10" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing grandzero/odecrafters-grep-rust against beta-2024-02-10 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandzero%2Fodecrafters-grep-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grandzero/odecrafters-grep-rust on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grandzero/odecrafters-grep-rust
[INFO] finished tweaking git repo https://github.com/grandzero/odecrafters-grep-rust
[INFO] tweaked toml for git repo https://github.com/grandzero/odecrafters-grep-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/grandzero/odecrafters-grep-rust 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" "+beta-2024-02-10" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99e53af74d383605b4da8b3e8834ffa839f99140205d9352c76fda93555ecb3c
[INFO] running `Command { std: "docker" "start" "-a" "99e53af74d383605b4da8b3e8834ffa839f99140205d9352c76fda93555ecb3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99e53af74d383605b4da8b3e8834ffa839f99140205d9352c76fda93555ecb3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e53af74d383605b4da8b3e8834ffa839f99140205d9352c76fda93555ecb3c", kill_on_drop: false }`
[INFO] [stdout] 99e53af74d383605b4da8b3e8834ffa839f99140205d9352c76fda93555ecb3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1275a3bea69ecf34110d857dc63e9884ea2f4d15197899ad1a253833e71831a5
[INFO] running `Command { std: "docker" "start" "-a" "1275a3bea69ecf34110d857dc63e9884ea2f4d15197899ad1a253833e71831a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling grep-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `regex_lang_matching::ErrorTypes`
[INFO] [stdout]  --> src/regex/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use regex_lang_matching::ErrorTypes;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex_lang_matching::OneOrMore`
[INFO] [stdout]  --> src/regex/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use regex_lang_matching::OneOrMore;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "1275a3bea69ecf34110d857dc63e9884ea2f4d15197899ad1a253833e71831a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1275a3bea69ecf34110d857dc63e9884ea2f4d15197899ad1a253833e71831a5", kill_on_drop: false }`
[INFO] [stdout] 1275a3bea69ecf34110d857dc63e9884ea2f4d15197899ad1a253833e71831a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e94da1ff2aeb0a6542e1d3da6be52c9b9c8972a6eb84d082c4cfc2aff88b7eba
[INFO] running `Command { std: "docker" "start" "-a" "e94da1ff2aeb0a6542e1d3da6be52c9b9c8972a6eb84d082c4cfc2aff88b7eba", kill_on_drop: false }`
[INFO] [stderr]    Compiling grep-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `regex_lang_matching::ErrorTypes`
[INFO] [stdout]  --> src/regex/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use regex_lang_matching::ErrorTypes;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex_lang_matching::OneOrMore`
[INFO] [stdout]  --> src/regex/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use regex_lang_matching::OneOrMore;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "e94da1ff2aeb0a6542e1d3da6be52c9b9c8972a6eb84d082c4cfc2aff88b7eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e94da1ff2aeb0a6542e1d3da6be52c9b9c8972a6eb84d082c4cfc2aff88b7eba", kill_on_drop: false }`
[INFO] [stdout] e94da1ff2aeb0a6542e1d3da6be52c9b9c8972a6eb84d082c4cfc2aff88b7eba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e65f05a53b5f861ac743d09bdcee8c825c4a7f198a5f8cb20863ca8eab0faf40
[INFO] running `Command { std: "docker" "start" "-a" "e65f05a53b5f861ac743d09bdcee8c825c4a7f198a5f8cb20863ca8eab0faf40", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `regex_lang_matching::ErrorTypes`
[INFO] [stderr]  --> src/regex/mod.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use regex_lang_matching::ErrorTypes;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `regex_lang_matching::OneOrMore`
[INFO] [stderr]  --> src/regex/mod.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub use regex_lang_matching::OneOrMore;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `grep-starter-rust` (bin "grep-starter-rust" test) generated 2 warnings (run `cargo fix --bin "grep-starter-rust" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grep_starter_rust-cd77251d5d951229)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e65f05a53b5f861ac743d09bdcee8c825c4a7f198a5f8cb20863ca8eab0faf40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65f05a53b5f861ac743d09bdcee8c825c4a7f198a5f8cb20863ca8eab0faf40", kill_on_drop: false }`
[INFO] [stdout] e65f05a53b5f861ac743d09bdcee8c825c4a7f198a5f8cb20863ca8eab0faf40