[INFO] fetching crate minigrep--thefool-gw 0.1.0... [INFO] testing minigrep--thefool-gw-0.1.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate minigrep--thefool-gw 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate minigrep--thefool-gw 0.1.0 [INFO] finished tweaking crates.io crate minigrep--thefool-gw 0.1.0 [INFO] tweaked toml for crates.io crate minigrep--thefool-gw 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate minigrep--thefool-gw 0.1.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate minigrep--thefool-gw 0.1.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7081dc69af5e33364d46fe4c92404117f2d2dc8027147557856ecf1d81f223f8 [INFO] running `Command { std: "docker" "start" "-a" "7081dc69af5e33364d46fe4c92404117f2d2dc8027147557856ecf1d81f223f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7081dc69af5e33364d46fe4c92404117f2d2dc8027147557856ecf1d81f223f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7081dc69af5e33364d46fe4c92404117f2d2dc8027147557856ecf1d81f223f8", kill_on_drop: false }` [INFO] [stdout] 7081dc69af5e33364d46fe4c92404117f2d2dc8027147557856ecf1d81f223f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bade948f911b1b0a1df693ee317a766e54bac376dc41eae3a7d0dbfa6852115e [INFO] running `Command { std: "docker" "start" "-a" "bade948f911b1b0a1df693ee317a766e54bac376dc41eae3a7d0dbfa6852115e", kill_on_drop: false }` [INFO] [stderr] Compiling minigrep--thefool-gw v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `query` is never read [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Config<'a,'b> { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 16 | query: &'a str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:28:23 [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_config(args: &[String]) -> Config { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_config(args: &[String]) -> Config<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "bade948f911b1b0a1df693ee317a766e54bac376dc41eae3a7d0dbfa6852115e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bade948f911b1b0a1df693ee317a766e54bac376dc41eae3a7d0dbfa6852115e", kill_on_drop: false }` [INFO] [stdout] bade948f911b1b0a1df693ee317a766e54bac376dc41eae3a7d0dbfa6852115e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b42b3c87986c72596af146920511c67edadcb74ba8c6e68d963f23708c518d58 [INFO] running `Command { std: "docker" "start" "-a" "b42b3c87986c72596af146920511c67edadcb74ba8c6e68d963f23708c518d58", kill_on_drop: false }` [INFO] [stderr] Compiling minigrep--thefool-gw v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `query` is never read [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Config<'a,'b> { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 16 | query: &'a str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:28:23 [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_config(args: &[String]) -> Config { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_config(args: &[String]) -> Config<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "b42b3c87986c72596af146920511c67edadcb74ba8c6e68d963f23708c518d58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b42b3c87986c72596af146920511c67edadcb74ba8c6e68d963f23708c518d58", kill_on_drop: false }` [INFO] [stdout] b42b3c87986c72596af146920511c67edadcb74ba8c6e68d963f23708c518d58 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f555ad82b2eaaddfbc4fd0e19a026cffba2b4cc152cebf96027d1561fc7e26f3 [INFO] running `Command { std: "docker" "start" "-a" "f555ad82b2eaaddfbc4fd0e19a026cffba2b4cc152cebf96027d1561fc7e26f3", kill_on_drop: false }` [INFO] [stderr] warning: field `query` is never read [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 15 | struct Config<'a,'b> { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] 16 | query: &'a str, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/main.rs:28:23 [INFO] [stderr] | [INFO] [stderr] 28 | fn parse_config(args: &[String]) -> Config { [INFO] [stderr] | ^^^^^^^^^ ^^^^^^ [INFO] [stderr] | | | [INFO] [stderr] | | the same lifetime is hidden here [INFO] [stderr] | | the same lifetime is hidden here [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 28 | fn parse_config(args: &[String]) -> Config<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `minigrep--thefool-gw` (bin "minigrep--thefool-gw" test) generated 2 warnings (run `cargo fix --bin "minigrep--thefool-gw" -p minigrep--thefool-gw --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/minigrep__thefool_gw-c039da2ecd9882fb) [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" "f555ad82b2eaaddfbc4fd0e19a026cffba2b4cc152cebf96027d1561fc7e26f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f555ad82b2eaaddfbc4fd0e19a026cffba2b4cc152cebf96027d1561fc7e26f3", kill_on_drop: false }` [INFO] [stdout] f555ad82b2eaaddfbc4fd0e19a026cffba2b4cc152cebf96027d1561fc7e26f3