[INFO] fetching crate fallible_collections 0.5.1... [INFO] testing fallible_collections-0.5.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate fallible_collections 0.5.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate fallible_collections 0.5.1 [INFO] finished tweaking crates.io crate fallible_collections 0.5.1 [INFO] tweaked toml for crates.io crate fallible_collections 0.5.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fallible_collections 0.5.1 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 12 packages to latest compatible versions [INFO] [stderr] Adding hashbrown v0.14.5 (available: v0.16.0) [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 719f671ba77a2c38e98f647d65de6c4e921afbd42049ddeaf7b3f5c69e617910 [INFO] running `Command { std: "docker" "start" "-a" "719f671ba77a2c38e98f647d65de6c4e921afbd42049ddeaf7b3f5c69e617910", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "719f671ba77a2c38e98f647d65de6c4e921afbd42049ddeaf7b3f5c69e617910", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "719f671ba77a2c38e98f647d65de6c4e921afbd42049ddeaf7b3f5c69e617910", kill_on_drop: false }` [INFO] [stdout] 719f671ba77a2c38e98f647d65de6c4e921afbd42049ddeaf7b3f5c69e617910 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0bb4ba4133ffdb27259d933317e21a5a7dbcdc6648b282f7227bc70b6dbbc4d0 [INFO] running `Command { std: "docker" "start" "-a" "0bb4ba4133ffdb27259d933317e21a5a7dbcdc6648b282f7227bc70b6dbbc4d0", kill_on_drop: false }` [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling fallible_collections v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vec.rs:132:21 [INFO] [stdout] | [INFO] [stdout] 132 | pub fn iter_mut(&mut self) -> IterMut { [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] 132 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vec.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | pub fn iter(&self) -> Iter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 139 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.42s [INFO] running `Command { std: "docker" "inspect" "0bb4ba4133ffdb27259d933317e21a5a7dbcdc6648b282f7227bc70b6dbbc4d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bb4ba4133ffdb27259d933317e21a5a7dbcdc6648b282f7227bc70b6dbbc4d0", kill_on_drop: false }` [INFO] [stdout] 0bb4ba4133ffdb27259d933317e21a5a7dbcdc6648b282f7227bc70b6dbbc4d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 999c0d044d34314a4b36578ff99689aa3c2b4fd983f087ac85afec0a39bcc5d8 [INFO] running `Command { std: "docker" "start" "-a" "999c0d044d34314a4b36578ff99689aa3c2b4fd983f087ac85afec0a39bcc5d8", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vec.rs:132:21 [INFO] [stdout] | [INFO] [stdout] 132 | pub fn iter_mut(&mut self) -> IterMut { [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] 132 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling fallible_collections v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vec.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | pub fn iter(&self) -> Iter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 139 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vec.rs:132:21 [INFO] [stdout] | [INFO] [stdout] 132 | pub fn iter_mut(&mut self) -> IterMut { [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] 132 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vec.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | pub fn iter(&self) -> Iter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 139 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "999c0d044d34314a4b36578ff99689aa3c2b4fd983f087ac85afec0a39bcc5d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "999c0d044d34314a4b36578ff99689aa3c2b4fd983f087ac85afec0a39bcc5d8", kill_on_drop: false }` [INFO] [stdout] 999c0d044d34314a4b36578ff99689aa3c2b4fd983f087ac85afec0a39bcc5d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9b493364ae2bd58aa6dda3c0a4d7f15c7c592c0ea8320f1e85f25d812bda3c28 [INFO] running `Command { std: "docker" "start" "-a" "9b493364ae2bd58aa6dda3c0a4d7f15c7c592c0ea8320f1e85f25d812bda3c28", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/vec.rs:132:21 [INFO] [stderr] | [INFO] [stderr] 132 | pub fn iter_mut(&mut self) -> IterMut { [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] 132 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/vec.rs:139:17 [INFO] [stderr] | [INFO] [stderr] 139 | pub fn iter(&self) -> Iter { [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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 139 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `fallible_collections` (lib) generated 2 warnings (run `cargo fix --lib -p fallible_collections` to apply 2 suggestions) [INFO] [stderr] warning: `fallible_collections` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fallible_collections-b4fb1c7b202acd0c) [INFO] [stdout] [INFO] [stdout] running 22 tests [INFO] [stdout] test arc::test::fallible_rc ... ok [INFO] [stdout] test boxed::tests::trybox_deref ... ok [INFO] [stdout] test boxed::tests::trybox_zst ... ok [INFO] [stdout] test format::tests::format ... ok [INFO] [stdout] test boxed::tests::boxed ... ok [INFO] [stdout] test boxed::tests::trybox_as_deref ... ok [INFO] [stdout] test hashmap::tryhashmap_oom ... ok [INFO] [stdout] test rc::test::fallible_rc ... ok [INFO] [stdout] test vec::tests::capacity_overflow ... ok [INFO] [stdout] test vec::tests::extend_from_slice ... ok [INFO] [stdout] test vec::tests::oom ... ok [INFO] [stdout] test vec::tests::try_clone_vec ... ok [INFO] [stdout] test vec::tests::try_reserve ... ok [INFO] [stdout] test vec::tests::try_clone_oom ... ok [INFO] [stdout] test vec::tests::try_reserve_zst ... ok [INFO] [stdout] test vec::tests::tryvec_extend_from_slice ... ok [INFO] [stdout] test vec::tests::tryvec_oom ... ok [INFO] [stdout] test vec::tests::tryvec_reserve ... ok [INFO] [stdout] test vec::tests::try_reserve_idempotent ... ok [INFO] [stdout] test vec::tests::tryvec_reserve_idempotent ... ok [INFO] [stdout] test vec::tests::tryvec_capacity_overflow ... ok [INFO] [stdout] test vec::tests::tryvec_try_clone_oom ... ok [INFO] [stderr] Doc-tests fallible_collections [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - TryClone (line 68) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9b493364ae2bd58aa6dda3c0a4d7f15c7c592c0ea8320f1e85f25d812bda3c28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b493364ae2bd58aa6dda3c0a4d7f15c7c592c0ea8320f1e85f25d812bda3c28", kill_on_drop: false }` [INFO] [stdout] 9b493364ae2bd58aa6dda3c0a4d7f15c7c592c0ea8320f1e85f25d812bda3c28