[INFO] cloning repository https://github.com/sananand007/simplegrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sananand007/simplegrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsananand007%2Fsimplegrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsananand007%2Fsimplegrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c71a411ab952e2a97bc3be24580af62fee264741
[INFO] checking sananand007/simplegrep against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsananand007%2Fsimplegrep" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sananand007/simplegrep
[INFO] finished tweaking git repo https://github.com/sananand007/simplegrep
[INFO] tweaked toml for git repo https://github.com/sananand007/simplegrep written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sananand007/simplegrep on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sananand007/simplegrep 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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 sananand007/simplegrep against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsananand007%2Fsimplegrep" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sananand007/simplegrep
[INFO] finished tweaking git repo https://github.com/sananand007/simplegrep
[INFO] tweaked toml for git repo https://github.com/sananand007/simplegrep written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sananand007/simplegrep on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sananand007/simplegrep 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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 env_logger v0.11.0
[INFO] [stderr]   Downloaded memchr v2.7.1
[INFO] [stderr]   Downloaded anyhow v1.0.79
[INFO] [stderr]   Downloaded clap_lex v0.6.0
[INFO] [stderr]   Downloaded semver v1.0.21
[INFO] [stderr]   Downloaded clap v4.4.10
[INFO] [stderr]   Downloaded proc-macro2 v1.0.70
[INFO] [stderr]   Downloaded error-stack v0.4.1
[INFO] [stderr]   Downloaded clap_derive v4.4.7
[INFO] [stderr]   Downloaded anstream v0.6.11
[INFO] [stderr]   Downloaded aho-corasick v1.1.2
[INFO] [stderr]   Downloaded clap_builder v4.4.9
[INFO] [stderr]   Downloaded regex v1.10.3
[INFO] [stderr]   Downloaded regex-syntax v0.8.2
[INFO] [stderr]   Downloaded regex-automata v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23228095c21bcc963c143e4bae49ce168771ecf661622a081b670ebd0f18f839
[INFO] running `Command { std: "docker" "start" "-a" "23228095c21bcc963c143e4bae49ce168771ecf661622a081b670ebd0f18f839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23228095c21bcc963c143e4bae49ce168771ecf661622a081b670ebd0f18f839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23228095c21bcc963c143e4bae49ce168771ecf661622a081b670ebd0f18f839", kill_on_drop: false }`
[INFO] [stdout] 23228095c21bcc963c143e4bae49ce168771ecf661622a081b670ebd0f18f839
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 479e09687ba7c3f997f2fd671c7003c96d6456a674b789a9ecc91904e77aa392
[INFO] running `Command { std: "docker" "start" "-a" "479e09687ba7c3f997f2fd671c7003c96d6456a674b789a9ecc91904e77aa392", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking clap_builder v4.4.9
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling error-stack v0.4.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking regex-automata v0.4.4
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking env_logger v0.11.0
[INFO] [stderr]     Checking clap v4.4.10
[INFO] [stderr]     Checking simplegrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated trait `error_stack::IntoReport`: Use `ResultExt` or `From` via `Result::map_err(Report::from)` instead
[INFO] [stdout]  --> src/main.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | use error_stack::{Result, ResultExt, IntoReport};
[INFO] [stdout]   |                                      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `error_stack::IntoReport::into_report`: Use `ResultExt` or `From` via `Result::map_err(Report::from)` instead
[INFO] [stdout]   --> src/main.rs:77:10
[INFO] [stdout]    |
[INFO] [stdout] 77 |         .into_report()
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `error_stack::IntoReport::into_report`: Use `ResultExt` or `From` via `Result::map_err(Report::from)` instead
[INFO] [stdout]   --> src/main.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |             .into_report()
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `error_stack::IntoReport`: Use `ResultExt` or `From` via `Result::map_err(Report::from)` instead
[INFO] [stdout]  --> src/main.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | use error_stack::{Result, ResultExt, IntoReport};
[INFO] [stdout]   |                                      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `error_stack::IntoReport::into_report`: Use `ResultExt` or `From` via `Result::map_err(Report::from)` instead
[INFO] [stdout]   --> src/main.rs:77:10
[INFO] [stdout]    |
[INFO] [stdout] 77 |         .into_report()
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `error_stack::IntoReport::into_report`: Use `ResultExt` or `From` via `Result::map_err(Report::from)` instead
[INFO] [stdout]   --> src/main.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |             .into_report()
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileOpenError` is never constructed
[INFO] [stdout]   --> src/main.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct FileOpenError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ReadLineError` is never used
[INFO] [stdout]   --> src/main.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 | enum ReadLineError {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Suggestion` is never constructed
[INFO] [stdout]   --> src/main.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct Suggestion(&'static str);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileOpenError` is never constructed
[INFO] [stdout]   --> src/main.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct FileOpenError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ReadLineError` is never used
[INFO] [stdout]   --> src/main.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 | enum ReadLineError {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Suggestion` is never constructed
[INFO] [stdout]   --> src/main.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct Suggestion(&'static str);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.89s
[INFO] running `Command { std: "docker" "inspect" "479e09687ba7c3f997f2fd671c7003c96d6456a674b789a9ecc91904e77aa392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "479e09687ba7c3f997f2fd671c7003c96d6456a674b789a9ecc91904e77aa392", kill_on_drop: false }`
[INFO] [stdout] 479e09687ba7c3f997f2fd671c7003c96d6456a674b789a9ecc91904e77aa392