[INFO] fetching crate thin-shunting 1.0.0... [INFO] testing thin-shunting-1.0.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate thin-shunting 1.0.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate thin-shunting 1.0.0 [INFO] finished tweaking crates.io crate thin-shunting 1.0.0 [INFO] tweaked toml for crates.io crate thin-shunting 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate thin-shunting 1.0.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 15 packages to latest compatible versions [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 966cee8e555e1f23f569088a5949da4b477a823d5b29f214d68266a241d7a60c [INFO] running `Command { std: "docker" "start" "-a" "966cee8e555e1f23f569088a5949da4b477a823d5b29f214d68266a241d7a60c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "966cee8e555e1f23f569088a5949da4b477a823d5b29f214d68266a241d7a60c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "966cee8e555e1f23f569088a5949da4b477a823d5b29f214d68266a241d7a60c", kill_on_drop: false }` [INFO] [stdout] 966cee8e555e1f23f569088a5949da4b477a823d5b29f214d68266a241d7a60c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c1d99a748564b6064206dc7d682719c39c2050a1825a419c4a9fb19f944c9e2f [INFO] running `Command { std: "docker" "start" "-a" "c1d99a748564b6064206dc7d682719c39c2050a1825a419c4a9fb19f944c9e2f", kill_on_drop: false }` [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling thin-shunting v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rpnprint.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | fn build_ast(&self) -> AST { [INFO] [stdout] | ^^^^^ ^^^ the same lifetime is hidden here [INFO] [stdout] | | [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] 12 | fn build_ast(&self) -> AST<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.54s [INFO] running `Command { std: "docker" "inspect" "c1d99a748564b6064206dc7d682719c39c2050a1825a419c4a9fb19f944c9e2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1d99a748564b6064206dc7d682719c39c2050a1825a419c4a9fb19f944c9e2f", kill_on_drop: false }` [INFO] [stdout] c1d99a748564b6064206dc7d682719c39c2050a1825a419c4a9fb19f944c9e2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca002ccde5ea12f38568b08dc254a7032560d6b86273738f2eb2f7906f05eda9 [INFO] running `Command { std: "docker" "start" "-a" "ca002ccde5ea12f38568b08dc254a7032560d6b86273738f2eb2f7906f05eda9", kill_on_drop: false }` [INFO] [stderr] Compiling thin-shunting v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rpnprint.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | fn build_ast(&self) -> AST { [INFO] [stdout] | ^^^^^ ^^^ the same lifetime is hidden here [INFO] [stdout] | | [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] 12 | fn build_ast(&self) -> AST<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rpnprint.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | fn build_ast(&self) -> AST { [INFO] [stdout] | ^^^^^ ^^^ the same lifetime is hidden here [INFO] [stdout] | | [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] 12 | fn build_ast(&self) -> AST<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "ca002ccde5ea12f38568b08dc254a7032560d6b86273738f2eb2f7906f05eda9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca002ccde5ea12f38568b08dc254a7032560d6b86273738f2eb2f7906f05eda9", kill_on_drop: false }` [INFO] [stdout] ca002ccde5ea12f38568b08dc254a7032560d6b86273738f2eb2f7906f05eda9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 48f0854ddd2acaa0f30d665b763b4a7b75de7747e77c388a322eed61473ff131 [INFO] running `Command { std: "docker" "start" "-a" "48f0854ddd2acaa0f30d665b763b4a7b75de7747e77c388a322eed61473ff131", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/rpnprint.rs:12:18 [INFO] [stderr] | [INFO] [stderr] 12 | fn build_ast(&self) -> AST { [INFO] [stderr] | ^^^^^ ^^^ the same lifetime is hidden here [INFO] [stderr] | | [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] 12 | fn build_ast(&self) -> AST<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `thin-shunting` (lib) generated 1 warning (run `cargo fix --lib -p thin-shunting` to apply 1 suggestion) [INFO] [stderr] warning: `thin-shunting` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thin_shunting-d9a011acdbe49f9a) [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test parser::tests::check_arity ... ok [INFO] [stdout] test parser::tests::bad_parse ... ok [INFO] [stdout] test parser::tests::test_parse1 ... ok [INFO] [stdout] test parser::tests::test_parse3 ... ok [INFO] [stdout] test rpneval::tests::test_eval1 ... ok [INFO] [stdout] test rpneval::tests::test_eval3 ... ok [INFO] [stdout] test rpneval::tests::test_eval4 ... ok [INFO] [stdout] test rpneval::tests::test_eval5 ... ok [INFO] [stdout] test rpneval::tests::test_eval6 ... ok [INFO] [stdout] test tokenizer::tests::basic_ops ... ok [INFO] [stdout] test rpneval::tests::test_eval7 ... ok [INFO] [stdout] test tokenizer::tests::unary_ops ... ok [INFO] [stdout] test rpneval::tests::test_eval8 ... ok [INFO] [stdout] test tokenizer::tests::mixed_ops ... ok [INFO] [stdout] test rpneval::tests::test_eval2 ... ok [INFO] [stdout] test parser::tests::test_parse2 ... ok [INFO] [stderr] Doc-tests thin_shunting [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [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" "48f0854ddd2acaa0f30d665b763b4a7b75de7747e77c388a322eed61473ff131", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48f0854ddd2acaa0f30d665b763b4a7b75de7747e77c388a322eed61473ff131", kill_on_drop: false }` [INFO] [stdout] 48f0854ddd2acaa0f30d665b763b4a7b75de7747e77c388a322eed61473ff131