[INFO] cloning repository https://github.com/thenaveensharma/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thenaveensharma/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthenaveensharma%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthenaveensharma%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38457b58d18f3fdbd66677e5fba53492cf2c20c8
[INFO] testing thenaveensharma/minigrep against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthenaveensharma%2Fminigrep" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thenaveensharma/minigrep
[INFO] finished tweaking git repo https://github.com/thenaveensharma/minigrep
[INFO] tweaked toml for git repo https://github.com/thenaveensharma/minigrep written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thenaveensharma/minigrep on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thenaveensharma/minigrep 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-2026-01-20" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 858dc0de00c4a86de2915f9b6e9a2a7667903ae85724b474272239d0710b58fa
[INFO] running `Command { std: "docker" "start" "-a" "858dc0de00c4a86de2915f9b6e9a2a7667903ae85724b474272239d0710b58fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "858dc0de00c4a86de2915f9b6e9a2a7667903ae85724b474272239d0710b58fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858dc0de00c4a86de2915f9b6e9a2a7667903ae85724b474272239d0710b58fa", kill_on_drop: false }`
[INFO] [stdout] 858dc0de00c4a86de2915f9b6e9a2a7667903ae85724b474272239d0710b58fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78650c919571824f65730011ca5ceea6f141c8926c6f2c7a1b6408071c4617bd
[INFO] running `Command { std: "docker" "start" "-a" "78650c919571824f65730011ca5ceea6f141c8926c6f2c7a1b6408071c4617bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling naveengrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::future::Pending`
[INFO] [stdout]    --> src/lib.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | use std::future::Pending;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice`
[INFO] [stdout]    --> src/main.rs:359:5
[INFO] [stdout]     |
[INFO] [stdout] 359 | use std::slice;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]    --> src/main.rs:401:5
[INFO] [stdout]     |
[INFO] [stdout] 401 | use std::ops::Add;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]    --> src/main.rs:478:22
[INFO] [stdout]     |
[INFO] [stdout] 478 | use std::fmt::{self, write};
[INFO] [stdout]     |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/main.rs:510:23
[INFO] [stdout]     |
[INFO] [stdout] 510 | fn generic<T: ?Sized>(t: &T) {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OutlinePrint` is never used
[INFO] [stdout]    --> src/main.rs:480:7
[INFO] [stdout]     |
[INFO] [stdout] 480 | trait OutlinePrint: fmt::Display {
[INFO] [stdout]     |       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generic` is never used
[INFO] [stdout]    --> src/main.rs:510:4
[INFO] [stdout]     |
[INFO] [stdout] 510 | fn generic<T: ?Sized>(t: &T) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "78650c919571824f65730011ca5ceea6f141c8926c6f2c7a1b6408071c4617bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78650c919571824f65730011ca5ceea6f141c8926c6f2c7a1b6408071c4617bd", kill_on_drop: false }`
[INFO] [stdout] 78650c919571824f65730011ca5ceea6f141c8926c6f2c7a1b6408071c4617bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64409a4958aae85a49920c5731b77588a20889b970d5c6eea9d63d43d4e893dc
[INFO] running `Command { std: "docker" "start" "-a" "64409a4958aae85a49920c5731b77588a20889b970d5c6eea9d63d43d4e893dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling naveengrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::future::Pending`
[INFO] [stdout]    --> src/lib.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | use std::future::Pending;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice`
[INFO] [stdout]    --> src/main.rs:359:5
[INFO] [stdout]     |
[INFO] [stdout] 359 | use std::slice;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]    --> src/main.rs:401:5
[INFO] [stdout]     |
[INFO] [stdout] 401 | use std::ops::Add;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]    --> src/main.rs:478:22
[INFO] [stdout]     |
[INFO] [stdout] 478 | use std::fmt::{self, write};
[INFO] [stdout]     |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Pending`
[INFO] [stdout]    --> src/lib.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | use std::future::Pending;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/main.rs:510:23
[INFO] [stdout]     |
[INFO] [stdout] 510 | fn generic<T: ?Sized>(t: &T) {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OutlinePrint` is never used
[INFO] [stdout]    --> src/main.rs:480:7
[INFO] [stdout]     |
[INFO] [stdout] 480 | trait OutlinePrint: fmt::Display {
[INFO] [stdout]     |       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generic` is never used
[INFO] [stdout]    --> src/main.rs:510:4
[INFO] [stdout]     |
[INFO] [stdout] 510 | fn generic<T: ?Sized>(t: &T) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "64409a4958aae85a49920c5731b77588a20889b970d5c6eea9d63d43d4e893dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64409a4958aae85a49920c5731b77588a20889b970d5c6eea9d63d43d4e893dc", kill_on_drop: false }`
[INFO] [stdout] 64409a4958aae85a49920c5731b77588a20889b970d5c6eea9d63d43d4e893dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3cff7860c680940eb5c0f5715fb9364bb0f2af6e6d3d3e0cff4c9adc26367bd2
[INFO] running `Command { std: "docker" "start" "-a" "3cff7860c680940eb5c0f5715fb9364bb0f2af6e6d3d3e0cff4c9adc26367bd2", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::future::Pending`
[INFO] [stderr]    --> src/lib.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 | use std::future::Pending;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `naveengrep` (lib) generated 1 warning (run `cargo fix --lib -p naveengrep` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `std::slice`
[INFO] [stderr]    --> src/main.rs:359:5
[INFO] [stderr]     |
[INFO] [stderr] 359 | use std::slice;
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Add`
[INFO] [stderr]    --> src/main.rs:401:5
[INFO] [stderr]     |
[INFO] [stderr] 401 | use std::ops::Add;
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `write`
[INFO] [stderr]    --> src/main.rs:478:22
[INFO] [stderr]     |
[INFO] [stderr] 478 | use std::fmt::{self, write};
[INFO] [stderr]     |                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/main.rs:510:23
[INFO] [stderr]     |
[INFO] [stderr] 510 | fn generic<T: ?Sized>(t: &T) {
[INFO] [stderr]     |                       ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `OutlinePrint` is never used
[INFO] [stderr]    --> src/main.rs:480:7
[INFO] [stderr]     |
[INFO] [stderr] 480 | trait OutlinePrint: fmt::Display {
[INFO] [stderr]     |       ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `generic` is never used
[INFO] [stderr]    --> src/main.rs:510:4
[INFO] [stderr]     |
[INFO] [stderr] 510 | fn generic<T: ?Sized>(t: &T) {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `naveengrep` (bin "naveengrep" test) generated 6 warnings (run `cargo fix --bin "naveengrep" -p naveengrep --tests` to apply 4 suggestions)
[INFO] [stderr] warning: `naveengrep` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/naveengrep-b284e2418b6728b0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_sends_an_over_75_percent_warning_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/naveengrep-e23fcbdeb5415803)
[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] [stderr]    Doc-tests naveengrep
[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" "3cff7860c680940eb5c0f5715fb9364bb0f2af6e6d3d3e0cff4c9adc26367bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cff7860c680940eb5c0f5715fb9364bb0f2af6e6d3d3e0cff4c9adc26367bd2", kill_on_drop: false }`
[INFO] [stdout] 3cff7860c680940eb5c0f5715fb9364bb0f2af6e6d3d3e0cff4c9adc26367bd2
