[INFO] cloning repository https://github.com/Thrigger/project_euler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Thrigger/project_euler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThrigger%2Fproject_euler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThrigger%2Fproject_euler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 480db53e0e3584fcc499dc0590c52ef239a2970e
[INFO] testing Thrigger/project_euler against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThrigger%2Fproject_euler" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Thrigger/project_euler on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Thrigger/project_euler
[INFO] finished tweaking git repo https://github.com/Thrigger/project_euler
[INFO] tweaked toml for git repo https://github.com/Thrigger/project_euler written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/Thrigger/project_euler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 253bdee47f90fd6ac5715d6d013ea54b41e0719ea2d3b5fc99316611be272e31
[INFO] running `Command { std: "docker" "start" "-a" "253bdee47f90fd6ac5715d6d013ea54b41e0719ea2d3b5fc99316611be272e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "253bdee47f90fd6ac5715d6d013ea54b41e0719ea2d3b5fc99316611be272e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "253bdee47f90fd6ac5715d6d013ea54b41e0719ea2d3b5fc99316611be272e31", kill_on_drop: false }`
[INFO] [stdout] 253bdee47f90fd6ac5715d6d013ea54b41e0719ea2d3b5fc99316611be272e31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6af80956272e6fbd27319366c16487716229a7c8eaf5c48592b6fbd24fbf5c77
[INFO] running `Command { std: "docker" "start" "-a" "6af80956272e6fbd27319366c16487716229a7c8eaf5c48592b6fbd24fbf5c77", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling thrigger_support v0.2.2 (https://github.com/Thrigger/thrigger_support.git?branch=main#9b95deb8)
[INFO] [stderr]    Compiling thrigger_primes v0.1.0 (https://github.com/Thrigger/thrigger_primes.git?branch=main#02576f39)
[INFO] [stderr]    Compiling project_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `verbose`
[INFO] [stdout]   --> src/problems.rs:18:28
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn solve(problem: i32, verbose: bool) -> u64 {
[INFO] [stdout]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_max`
[INFO] [stdout]  --> src/problems/p029.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let a_max = 5;
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_a_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_max`
[INFO] [stdout]  --> src/problems/p029.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let b_max = 5;
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_b_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.34s
[INFO] running `Command { std: "docker" "inspect" "6af80956272e6fbd27319366c16487716229a7c8eaf5c48592b6fbd24fbf5c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af80956272e6fbd27319366c16487716229a7c8eaf5c48592b6fbd24fbf5c77", kill_on_drop: false }`
[INFO] [stdout] 6af80956272e6fbd27319366c16487716229a7c8eaf5c48592b6fbd24fbf5c77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41c65d6d141697997d31ce4ccb000653c37518a7cdb412af4cf7a988820559fa
[INFO] running `Command { std: "docker" "start" "-a" "41c65d6d141697997d31ce4ccb000653c37518a7cdb412af4cf7a988820559fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling project_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `verbose`
[INFO] [stdout]   --> src/problems.rs:18:28
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn solve(problem: i32, verbose: bool) -> u64 {
[INFO] [stdout]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_max`
[INFO] [stdout]  --> src/problems/p029.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let a_max = 5;
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_a_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_max`
[INFO] [stdout]  --> src/problems/p029.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let b_max = 5;
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_b_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/project_euler-e8d69161cc3f2a7f)
[INFO] running `Command { std: "docker" "inspect" "41c65d6d141697997d31ce4ccb000653c37518a7cdb412af4cf7a988820559fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41c65d6d141697997d31ce4ccb000653c37518a7cdb412af4cf7a988820559fa", kill_on_drop: false }`
[INFO] [stdout] 41c65d6d141697997d31ce4ccb000653c37518a7cdb412af4cf7a988820559fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9804c6f7390a83647d50ea443bc0ababe6c0fba73ff9f9bf18d945394d6c3a2c
[INFO] running `Command { std: "docker" "start" "-a" "9804c6f7390a83647d50ea443bc0ababe6c0fba73ff9f9bf18d945394d6c3a2c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `verbose`
[INFO] [stderr]   --> src/problems.rs:18:28
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn solve(problem: i32, verbose: bool) -> u64 {
[INFO] [stderr]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a_max`
[INFO] [stderr]  --> src/problems/p029.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let a_max = 5;
[INFO] [stderr]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_a_max`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b_max`
[INFO] [stderr]  --> src/problems/p029.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let b_max = 5;
[INFO] [stderr]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_b_max`
[INFO] [stderr] 
[INFO] [stderr] warning: `project_euler` (bin "project_euler" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/project_euler-e8d69161cc3f2a7f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_solutions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9804c6f7390a83647d50ea443bc0ababe6c0fba73ff9f9bf18d945394d6c3a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9804c6f7390a83647d50ea443bc0ababe6c0fba73ff9f9bf18d945394d6c3a2c", kill_on_drop: false }`
[INFO] [stdout] 9804c6f7390a83647d50ea443bc0ababe6c0fba73ff9f9bf18d945394d6c3a2c