[INFO] fetching crate priority-matrix 0.2.0... [INFO] testing priority-matrix-0.2.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate priority-matrix 0.2.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate priority-matrix 0.2.0 [INFO] finished tweaking crates.io crate priority-matrix 0.2.0 [INFO] tweaked toml for crates.io crate priority-matrix 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate priority-matrix 0.2.0 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] crate crates.io crate priority-matrix 0.2.0 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-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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8401d313abee07af298a6b27e1a19a7b03a504fc05c6dc954c579b8e44ceebab [INFO] running `Command { std: "docker" "start" "-a" "8401d313abee07af298a6b27e1a19a7b03a504fc05c6dc954c579b8e44ceebab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8401d313abee07af298a6b27e1a19a7b03a504fc05c6dc954c579b8e44ceebab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8401d313abee07af298a6b27e1a19a7b03a504fc05c6dc954c579b8e44ceebab", kill_on_drop: false }` [INFO] [stdout] 8401d313abee07af298a6b27e1a19a7b03a504fc05c6dc954c579b8e44ceebab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8ca9264b6bf14792308da24ec821a35fc0fdf7ca003a33142df21d06e3ccd688 [INFO] running `Command { std: "docker" "start" "-a" "8ca9264b6bf14792308da24ec821a35fc0fdf7ca003a33142df21d06e3ccd688", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling priority-queue v1.3.1 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling priority-matrix v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:94:76 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stdout] | -- -- the lifetime is named here ^^ the same lifetime is elided 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] 94 - pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stdout] 94 + pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.70s [INFO] running `Command { std: "docker" "inspect" "8ca9264b6bf14792308da24ec821a35fc0fdf7ca003a33142df21d06e3ccd688", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ca9264b6bf14792308da24ec821a35fc0fdf7ca003a33142df21d06e3ccd688", kill_on_drop: false }` [INFO] [stdout] 8ca9264b6bf14792308da24ec821a35fc0fdf7ca003a33142df21d06e3ccd688 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a4f373bbb3a15efe6683c2783244185ac55a1df335c9cd24d7f1365af1b91a6c [INFO] running `Command { std: "docker" "start" "-a" "a4f373bbb3a15efe6683c2783244185ac55a1df335c9cd24d7f1365af1b91a6c", kill_on_drop: false }` [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:94:76 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stdout] | -- -- the lifetime is named here ^^ the same lifetime is elided 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] 94 - pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stdout] 94 + pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling priority-matrix v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:94:76 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stdout] | -- -- the lifetime is named here ^^ the same lifetime is elided 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] 94 - pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stdout] 94 + pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.65s [INFO] running `Command { std: "docker" "inspect" "a4f373bbb3a15efe6683c2783244185ac55a1df335c9cd24d7f1365af1b91a6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4f373bbb3a15efe6683c2783244185ac55a1df335c9cd24d7f1365af1b91a6c", kill_on_drop: false }` [INFO] [stdout] a4f373bbb3a15efe6683c2783244185ac55a1df335c9cd24d7f1365af1b91a6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 55e47d571f91873fa7f5d403738b618f8ca05328752c4cd8ac8c13e58e1cae13 [INFO] running `Command { std: "docker" "start" "-a" "55e47d571f91873fa7f5d403738b618f8ca05328752c4cd8ac8c13e58e1cae13", kill_on_drop: false }` [INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/lib.rs:94:76 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stderr] | -- -- the lifetime is named here ^^ the same lifetime is elided 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] 94 - pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stderr] 94 + pub fn peek_from_row<'a>(&'a self, row: &'a R) -> Option> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `priority-matrix` (lib) generated 1 warning (run `cargo fix --lib -p priority-matrix` to apply 1 suggestion) [INFO] [stderr] warning: `priority-matrix` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/priority_matrix-d5e9a4b01137b3c7) [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] Running tests/priority_matrix.rs (/opt/rustwide/target/debug/deps/priority_matrix-8586c3ac2ae12ded) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stderr] Doc-tests priority_matrix [INFO] [stdout] test insert_test ... ok [INFO] [stdout] test peek_test ... ok [INFO] [stdout] test pop_column_test ... ok [INFO] [stdout] test pop_row_test ... ok [INFO] [stdout] test pop_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 4) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "55e47d571f91873fa7f5d403738b618f8ca05328752c4cd8ac8c13e58e1cae13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55e47d571f91873fa7f5d403738b618f8ca05328752c4cd8ac8c13e58e1cae13", kill_on_drop: false }` [INFO] [stdout] 55e47d571f91873fa7f5d403738b618f8ca05328752c4cd8ac8c13e58e1cae13