[INFO] fetching crate optimal-steepest 0.0.0... [INFO] testing optimal-steepest-0.0.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] extracting crate optimal-steepest 0.0.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate optimal-steepest 0.0.0 [INFO] finished tweaking crates.io crate optimal-steepest 0.0.0 [INFO] tweaked toml for crates.io crate optimal-steepest 0.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate optimal-steepest 0.0.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 64 packages to latest compatible versions [INFO] [stderr] Adding derive-getters v0.3.0 (available: v0.5.0) [INFO] [stderr] Adding derive_more v0.99.20 (available: v2.0.1) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding test-strategy v0.3.1 (available: v0.4.3) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 581490ca288af239ee70eec0be4d03cc63146635f2ed75822bcf6c97a5e86c33 [INFO] running `Command { std: "docker" "start" "-a" "581490ca288af239ee70eec0be4d03cc63146635f2ed75822bcf6c97a5e86c33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "581490ca288af239ee70eec0be4d03cc63146635f2ed75822bcf6c97a5e86c33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "581490ca288af239ee70eec0be4d03cc63146635f2ed75822bcf6c97a5e86c33", kill_on_drop: false }` [INFO] [stdout] 581490ca288af239ee70eec0be4d03cc63146635f2ed75822bcf6c97a5e86c33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86984d8a145c9797d985b4b0d07f2d47472111300319d0ab0af65eb819ac694e [INFO] running `Command { std: "docker" "start" "-a" "86984d8a145c9797d985b4b0d07f2d47472111300319d0ab0af65eb819ac694e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling streaming-iterator v0.1.9 [INFO] [stderr] Compiling replace_with v0.1.8 [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling derive-getters v0.3.0 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling blanket v0.3.0 [INFO] [stderr] Compiling derive_more v0.99.20 [INFO] [stderr] Compiling optimal-core v0.0.0 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling derive-num-bounded v0.0.0 [INFO] [stderr] Compiling optimal-steepest v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `optimal_core::prelude::*` [INFO] [stdout] --> src/backtracking_steepest/types.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use optimal_core::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/backtracking_steepest/mod.rs:376:23 [INFO] [stdout] | [INFO] [stdout] 376 | pub fn evaluation(&self) -> Option> { [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] 376 | pub fn evaluation(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.69s [INFO] running `Command { std: "docker" "inspect" "86984d8a145c9797d985b4b0d07f2d47472111300319d0ab0af65eb819ac694e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86984d8a145c9797d985b4b0d07f2d47472111300319d0ab0af65eb819ac694e", kill_on_drop: false }` [INFO] [stdout] 86984d8a145c9797d985b4b0d07f2d47472111300319d0ab0af65eb819ac694e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4e95d807f633fff9f60e0906293c556cc42a6634cace3b1cbe59cb7bfb210ded [INFO] running `Command { std: "docker" "start" "-a" "4e95d807f633fff9f60e0906293c556cc42a6634cace3b1cbe59cb7bfb210ded", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling bitflags v2.9.4 [INFO] [stderr] Compiling linux-raw-sys v0.11.0 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling bit-vec v0.8.0 [INFO] [stderr] Compiling unarray v0.1.4 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling bit-set v0.8.0 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling wait-timeout v0.2.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling rand v0.9.2 [INFO] [stderr] Compiling rand_xorshift v0.4.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling tempfile v3.23.0 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling proptest v1.8.0 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling blanket v0.3.0 [INFO] [stderr] Compiling structmeta-derive v0.2.0 [INFO] [stderr] Compiling derive_more v0.99.20 [INFO] [stderr] Compiling optimal-core v0.0.0 [INFO] [stderr] Compiling structmeta v0.2.0 [INFO] [stderr] Compiling test-strategy v0.3.1 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling derive-num-bounded v0.0.0 [INFO] [stderr] Compiling optimal-steepest v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `optimal_core::prelude::*` [INFO] [stdout] --> src/backtracking_steepest/types.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use optimal_core::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/backtracking_steepest/mod.rs:376:23 [INFO] [stdout] | [INFO] [stdout] 376 | pub fn evaluation(&self) -> Option> { [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] 376 | pub fn evaluation(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `optimal_core::prelude::*` [INFO] [stdout] --> src/backtracking_steepest/types.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use optimal_core::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/backtracking_steepest/mod.rs:376:23 [INFO] [stdout] | [INFO] [stdout] 376 | pub fn evaluation(&self) -> Option> { [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] 376 | pub fn evaluation(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 14.89s [INFO] running `Command { std: "docker" "inspect" "4e95d807f633fff9f60e0906293c556cc42a6634cace3b1cbe59cb7bfb210ded", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e95d807f633fff9f60e0906293c556cc42a6634cace3b1cbe59cb7bfb210ded", kill_on_drop: false }` [INFO] [stdout] 4e95d807f633fff9f60e0906293c556cc42a6634cace3b1cbe59cb7bfb210ded [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c70d265d4c6e75c1933f3f03bc95288c7f926a0efc0c549faf08d9e43fb8c3ed [INFO] running `Command { std: "docker" "start" "-a" "c70d265d4c6e75c1933f3f03bc95288c7f926a0efc0c549faf08d9e43fb8c3ed", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `optimal_core::prelude::*` [INFO] [stderr] --> src/backtracking_steepest/types.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | pub use optimal_core::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/backtracking_steepest/mod.rs:376:23 [INFO] [stderr] | [INFO] [stderr] 376 | pub fn evaluation(&self) -> Option> { [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] 376 | pub fn evaluation(&self) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `optimal-steepest` (lib) generated 2 warnings (run `cargo fix --lib -p optimal-steepest` to apply 2 suggestions) [INFO] [stderr] warning: `optimal-steepest` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optimal_steepest-97257583fa36f3ec) [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 optimal_steepest [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/fixed_step_steepest/mod.rs - fixed_step_steepest (line 8) ... ok [INFO] [stdout] test src/backtracking_steepest/mod.rs - backtracking_steepest (line 9) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c70d265d4c6e75c1933f3f03bc95288c7f926a0efc0c549faf08d9e43fb8c3ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c70d265d4c6e75c1933f3f03bc95288c7f926a0efc0c549faf08d9e43fb8c3ed", kill_on_drop: false }` [INFO] [stdout] c70d265d4c6e75c1933f3f03bc95288c7f926a0efc0c549faf08d9e43fb8c3ed