[INFO] cloning repository https://github.com/jmriesen/calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmriesen/calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmriesen%2Fcalculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmriesen%2Fcalculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5e9c9f4b89e1b633e9a5c25a764796f0418b4eb
[INFO] testing jmriesen/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%2Fjmriesen%2Fcalculator" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jmriesen/calculator
[INFO] finished tweaking git repo https://github.com/jmriesen/calculator
[INFO] tweaked toml for git repo https://github.com/jmriesen/calculator written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jmriesen/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/jmriesen/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ebfb90b27fa1c4d08caf676167d28dc54291e7dc81ee1ff414a2363135d634b8
[INFO] running `Command { std: "docker" "start" "-a" "ebfb90b27fa1c4d08caf676167d28dc54291e7dc81ee1ff414a2363135d634b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebfb90b27fa1c4d08caf676167d28dc54291e7dc81ee1ff414a2363135d634b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebfb90b27fa1c4d08caf676167d28dc54291e7dc81ee1ff414a2363135d634b8", kill_on_drop: false }`
[INFO] [stdout] ebfb90b27fa1c4d08caf676167d28dc54291e7dc81ee1ff414a2363135d634b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7f092075ab2bb9b1cda01c54094231441ff78cfa7b1ffb60a1eae1a36f5e4d11
[INFO] running `Command { std: "docker" "start" "-a" "7f092075ab2bb9b1cda01c54094231441ff78cfa7b1ffb60a1eae1a36f5e4d11", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `evaluate` is never used
[INFO] [stdout]  --> src/expression/infix/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl <'a> Infix<'a>{
[INFO] [stdout]   | ------------------- method in this implementation
[INFO] [stdout] 7 |     pub fn evaluate(&'a self,variables:&VariableMap)->Result<isize,ExpressionError>{
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `evaluate` is never used
[INFO] [stdout]  --> src/expression/prefix/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl <'a> Prefix<'a>{
[INFO] [stdout]   | -------------------- method in this implementation
[INFO] [stdout] 7 |     pub fn evaluate(&'a self,variables:&VariableMap)->Result<isize,ExpressionError>{
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/expression/infix/mod.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn from(prefix:Infix<'a>)->Postfix{
[INFO] [stdout]    |                          --    ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn from(prefix:Infix<'a>)->Postfix<'a>{
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "7f092075ab2bb9b1cda01c54094231441ff78cfa7b1ffb60a1eae1a36f5e4d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f092075ab2bb9b1cda01c54094231441ff78cfa7b1ffb60a1eae1a36f5e4d11", kill_on_drop: false }`
[INFO] [stdout] 7f092075ab2bb9b1cda01c54094231441ff78cfa7b1ffb60a1eae1a36f5e4d11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] fde2ff8ca3eab4d2b46f9e1a91c7bff2231e754b44e201989eb288fb475e5c53
[INFO] running `Command { std: "docker" "start" "-a" "fde2ff8ca3eab4d2b46f9e1a91c7bff2231e754b44e201989eb288fb475e5c53", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/expression/infix/mod.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn from(prefix:Infix<'a>)->Postfix{
[INFO] [stdout]    |                          --    ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn from(prefix:Infix<'a>)->Postfix<'a>{
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "fde2ff8ca3eab4d2b46f9e1a91c7bff2231e754b44e201989eb288fb475e5c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fde2ff8ca3eab4d2b46f9e1a91c7bff2231e754b44e201989eb288fb475e5c53", kill_on_drop: false }`
[INFO] [stdout] fde2ff8ca3eab4d2b46f9e1a91c7bff2231e754b44e201989eb288fb475e5c53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 235afc31b0e9390871968ecb157034554b9d118b5bc72e97a2eba41464044e17
[INFO] running `Command { std: "docker" "start" "-a" "235afc31b0e9390871968ecb157034554b9d118b5bc72e97a2eba41464044e17", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/expression/infix/mod.rs:14:32
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn from(prefix:Infix<'a>)->Postfix{
[INFO] [stderr]    |                          --    ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          the lifetime is named 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: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn from(prefix:Infix<'a>)->Postfix<'a>{
[INFO] [stderr]    |                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `calculator` (bin "calculator" test) generated 1 warning (run `cargo fix --bin "calculator" -p calculator --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/calculator-3cdf9f42c0990f6d)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test expression::infix::tests::adding_surrounding_parenthesies_dose_not_change_result ... ok
[INFO] [stdout] test expression::infix::tests::adding_and_subtracting_should_have_same_priority ... ok
[INFO] [stdout] test expression::infix::tests::multiplication_and_division_should_have_same_priority ... ok
[INFO] [stdout] test expression::infix::tests::parenthesise_should_cause_preference ... ok
[INFO] [stdout] test expression::infix::tests::should_multiply_before_adding ... ok
[INFO] [stdout] test expression::infix::tests::should_return_literals ... ok
[INFO] [stdout] test expression::postfix::tests::should_be_able_to_add_numbers ... ok
[INFO] [stdout] test expression::postfix::tests::should_be_able_to_divide ... ok
[INFO] [stdout] test expression::infix::tests::should_be_able_to_handle_two_term_expresstions ... ok
[INFO] [stdout] test expression::postfix::tests::should_be_able_to_multiply ... ok
[INFO] [stdout] test expression::postfix::tests::should_be_able_to_subtract_numbers ... ok
[INFO] [stdout] test expression::postfix::tests::should_be_able_to_use_all_operations_together ... ok
[INFO] [stdout] test expression::postfix::tests::should_be_able_to_use_variables_in_expretions ... ok
[INFO] [stdout] test expression::postfix::tests::should_ignore_extra_white_space ... ok
[INFO] [stdout] test expression::postfix::tests::should_not_be_able_to_redefine_numbers_and_operation_symbols ... ok
[INFO] [stdout] test expression::postfix::tests::should_read_variable_value ... ok
[INFO] [stdout] test expression::prefix::tests::should_be_able_to_add_two_numbers ... ok
[INFO] [stdout] test expression::postfix::tests::should_return_a_number_when_given_a_litteral ... ok
[INFO] [stdout] test expression::postfix::tests::to_few_arguments_should_produce_error ... ok
[INFO] [stdout] test expression::postfix::tests::should_not_allow_parenthesis ... ok
[INFO] [stdout] test expression::postfix::tests::to_many_arguments_should_produce_error ... ok
[INFO] [stdout] test expression::infix::tests::should_be_able_to_use_multiple_parenthesises ... ok
[INFO] [stdout] test expression::postfix::tests::empty_string_should_produce_error ... ok
[INFO] [stdout] test expression::prefix::tests::should_return_literals ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "235afc31b0e9390871968ecb157034554b9d118b5bc72e97a2eba41464044e17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "235afc31b0e9390871968ecb157034554b9d118b5bc72e97a2eba41464044e17", kill_on_drop: false }`
[INFO] [stdout] 235afc31b0e9390871968ecb157034554b9d118b5bc72e97a2eba41464044e17
