[INFO] cloning repository https://github.com/cyplo/boolean_calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyplo/boolean_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyplo%2Fboolean_calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyplo%2Fboolean_calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d26e1eb3666547c2c565a0d02cef2b59b787dab7
[INFO] testing cyplo/boolean_calculator against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyplo%2Fboolean_calculator" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cyplo/boolean_calculator
[INFO] finished tweaking git repo https://github.com/cyplo/boolean_calculator
[INFO] tweaked toml for git repo https://github.com/cyplo/boolean_calculator written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cyplo/boolean_calculator on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cyplo/boolean_calculator 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cc7d192f1f1331339c14df918fd6cf1aea766a761227a22a7dbe8e2ca91898a
[INFO] running `Command { std: "docker" "start" "-a" "1cc7d192f1f1331339c14df918fd6cf1aea766a761227a22a7dbe8e2ca91898a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cc7d192f1f1331339c14df918fd6cf1aea766a761227a22a7dbe8e2ca91898a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cc7d192f1f1331339c14df918fd6cf1aea766a761227a22a7dbe8e2ca91898a", kill_on_drop: false }`
[INFO] [stdout] 1cc7d192f1f1331339c14df918fd6cf1aea766a761227a22a7dbe8e2ca91898a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dbe4535a85fefde2b7aff929186da3d28b39afcad3e35ac241ce0b253c65d0f
[INFO] running `Command { std: "docker" "start" "-a" "7dbe4535a85fefde2b7aff929186da3d28b39afcad3e35ac241ce0b253c65d0f", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling boolean_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]  --> src/lib.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Calculator` is never constructed
[INFO] [stdout]  --> src/lib.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub struct Calculator {
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_result` are never used
[INFO] [stdout]   --> src/lib.rs:7:16
[INFO] [stdout]    |
[INFO] [stdout]  6 |     impl Calculator {
[INFO] [stdout]    |     --------------- associated items in this implementation
[INFO] [stdout]  7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |         pub fn get_result(&self) -> bool {
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "7dbe4535a85fefde2b7aff929186da3d28b39afcad3e35ac241ce0b253c65d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dbe4535a85fefde2b7aff929186da3d28b39afcad3e35ac241ce0b253c65d0f", kill_on_drop: false }`
[INFO] [stdout] 7dbe4535a85fefde2b7aff929186da3d28b39afcad3e35ac241ce0b253c65d0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20cdaa06c6d4973ad5e401f340248f8d40f6e4abd763cc37d8744122c3f02f85
[INFO] running `Command { std: "docker" "start" "-a" "20cdaa06c6d4973ad5e401f340248f8d40f6e4abd763cc37d8744122c3f02f85", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]  --> src/lib.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling boolean_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Calculator` is never constructed
[INFO] [stdout]  --> src/lib.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub struct Calculator {
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_result` are never used
[INFO] [stdout]   --> src/lib.rs:7:16
[INFO] [stdout]    |
[INFO] [stdout]  6 |     impl Calculator {
[INFO] [stdout]    |     --------------- associated items in this implementation
[INFO] [stdout]  7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |         pub fn get_result(&self) -> bool {
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]  --> src/lib.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "20cdaa06c6d4973ad5e401f340248f8d40f6e4abd763cc37d8744122c3f02f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20cdaa06c6d4973ad5e401f340248f8d40f6e4abd763cc37d8744122c3f02f85", kill_on_drop: false }`
[INFO] [stdout] 20cdaa06c6d4973ad5e401f340248f8d40f6e4abd763cc37d8744122c3f02f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7eabf800442e77856e2e075be60b9d67e13f5b7e3bd325b7ccd2cc3f8300a7b2
[INFO] running `Command { std: "docker" "start" "-a" "7eabf800442e77856e2e075be60b9d67e13f5b7e3bd325b7ccd2cc3f8300a7b2", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]  --> src/lib.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stderr]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Calculator` is never constructed
[INFO] [stderr]  --> src/lib.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 |     pub struct Calculator {
[INFO] [stderr]   |                ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `get_result` are never used
[INFO] [stderr]   --> src/lib.rs:7:16
[INFO] [stderr]    |
[INFO] [stderr]  6 |     impl Calculator {
[INFO] [stderr]    |     --------------- associated items in this implementation
[INFO] [stderr]  7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stderr]    |                ^^^
[INFO] [stderr] ...
[INFO] [stderr] 11 |         pub fn get_result(&self) -> bool {
[INFO] [stderr]    |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `boolean_calculator` (lib) generated 3 warnings (run `cargo fix --lib -p boolean_calculator` to apply 1 suggestion)
[INFO] [stderr] warning: `boolean_calculator` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/boolean_calculator-4fbfabc58e72fef8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test boolean_calculator::calculator_should::return_true_for_t ... 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/boolean_calculator-86c2b5932e490309)
[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 boolean_calculator
[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" "7eabf800442e77856e2e075be60b9d67e13f5b7e3bd325b7ccd2cc3f8300a7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eabf800442e77856e2e075be60b9d67e13f5b7e3bd325b7ccd2cc3f8300a7b2", kill_on_drop: false }`
[INFO] [stdout] 7eabf800442e77856e2e075be60b9d67e13f5b7e3bd325b7ccd2cc3f8300a7b2
