[INFO] fetching crate fixed-vec-deque 0.1.11... [INFO] testing fixed-vec-deque-0.1.11 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate fixed-vec-deque 0.1.11 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate fixed-vec-deque 0.1.11 [INFO] finished tweaking crates.io crate fixed-vec-deque 0.1.11 [INFO] tweaked toml for crates.io crate fixed-vec-deque 0.1.11 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fixed-vec-deque 0.1.11 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] 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] [stderr] warning: no edition set: defaulting to the 2015 edition while 2021 is compatible with `rust-version` [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] c51c2b69a15aa57b244c2007d1ab76c1a4219056157dd502e9c5a6f27ea2df27 [INFO] running `Command { std: "docker" "start" "-a" "c51c2b69a15aa57b244c2007d1ab76c1a4219056157dd502e9c5a6f27ea2df27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c51c2b69a15aa57b244c2007d1ab76c1a4219056157dd502e9c5a6f27ea2df27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c51c2b69a15aa57b244c2007d1ab76c1a4219056157dd502e9c5a6f27ea2df27", kill_on_drop: false }` [INFO] [stdout] c51c2b69a15aa57b244c2007d1ab76c1a4219056157dd502e9c5a6f27ea2df27 [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] 2605ce92d3f8c2e80852b49dfbca233793b16e5daa2ef45405d542826a73117b [INFO] running `Command { std: "docker" "start" "-a" "2605ce92d3f8c2e80852b49dfbca233793b16e5daa2ef45405d542826a73117b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while 2021 is compatible with `rust-version` [INFO] [stderr] Compiling fixed-vec-deque v0.1.11 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `nightly` [INFO] [stdout] --> src/lib.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 120 | #![cfg_attr(nightly, feature(test))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `nightly` [INFO] [stdout] --> src/lib.rs:1900:11 [INFO] [stdout] | [INFO] [stdout] 1900 | #[cfg(all(nightly, test))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "2605ce92d3f8c2e80852b49dfbca233793b16e5daa2ef45405d542826a73117b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2605ce92d3f8c2e80852b49dfbca233793b16e5daa2ef45405d542826a73117b", kill_on_drop: false }` [INFO] [stdout] 2605ce92d3f8c2e80852b49dfbca233793b16e5daa2ef45405d542826a73117b [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] c11585955ce17676feb3f78ffef4b1c46b8771519d7d1caaff7bfe2309771cc0 [INFO] running `Command { std: "docker" "start" "-a" "c11585955ce17676feb3f78ffef4b1c46b8771519d7d1caaff7bfe2309771cc0", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while 2021 is compatible with `rust-version` [INFO] [stdout] warning: unexpected `cfg` condition name: `nightly` [INFO] [stdout] --> src/lib.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 120 | #![cfg_attr(nightly, feature(test))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling fixed-vec-deque v0.1.11 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `nightly` [INFO] [stdout] --> src/lib.rs:1900:11 [INFO] [stdout] | [INFO] [stdout] 1900 | #[cfg(all(nightly, test))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `nightly` [INFO] [stdout] --> src/lib.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 120 | #![cfg_attr(nightly, feature(test))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `nightly` [INFO] [stdout] --> src/lib.rs:1900:11 [INFO] [stdout] | [INFO] [stdout] 1900 | #[cfg(all(nightly, test))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "c11585955ce17676feb3f78ffef4b1c46b8771519d7d1caaff7bfe2309771cc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c11585955ce17676feb3f78ffef4b1c46b8771519d7d1caaff7bfe2309771cc0", kill_on_drop: false }` [INFO] [stdout] c11585955ce17676feb3f78ffef4b1c46b8771519d7d1caaff7bfe2309771cc0 [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] a65471e3305937a27ca498f8299bd72bbb9c55aa0e95d9145a93d4472b9444dd [INFO] running `Command { std: "docker" "start" "-a" "a65471e3305937a27ca498f8299bd72bbb9c55aa0e95d9145a93d4472b9444dd", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while 2021 is compatible with `rust-version` [INFO] [stderr] warning: unexpected `cfg` condition name: `nightly` [INFO] [stderr] --> src/lib.rs:120:13 [INFO] [stderr] | [INFO] [stderr] 120 | #![cfg_attr(nightly, feature(test))] [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `nightly` [INFO] [stderr] --> src/lib.rs:1900:11 [INFO] [stderr] | [INFO] [stderr] 1900 | #[cfg(all(nightly, test))] [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: `fixed-vec-deque` (lib) generated 2 warnings [INFO] [stderr] warning: `fixed-vec-deque` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fixed_vec_deque-c846c4f7e2f78e7e) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::test_clone ... ok [INFO] [stdout] test tests::test_drop ... ok [INFO] [stdout] test tests::test_collect ... ok [INFO] [stdout] test tests::test_push_back ... ok [INFO] [stdout] test tests::test_unaligned_sizes ... ok [INFO] [stdout] test tests::test_swap_front_back_remove ... ok [INFO] [stdout] test tests::test_extend ... ok [INFO] [stdout] test tests::test_basic_remove ... ok [INFO] [stdout] test tests::test_remove ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests fixed_vec_deque [INFO] [stdout] [INFO] [stdout] running 32 tests [INFO] [stdout] test src/lib.rs - FixedVecDeque::is_empty (line 218) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::get (line 1060) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::contains (line 966) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::front (line 314) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::is_full (line 237) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::front_mut (line 338) ... ok [INFO] [stdout] test src/lib.rs - (line 72) ... ok [INFO] [stdout] test src/lib.rs - (line 15) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::as_mut_slices (line 989) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::back_mut (line 395) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::new (line 179) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::back (line 370) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::iter (line 894) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::as_slices (line 1024) ... ok [INFO] [stdout] test src/lib.rs - (line 31) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::clear (line 947) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::pop_back (line 568) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::capacity (line 273) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::iter_mut (line 919) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::get_mut (line 1084) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::push_back (line 504) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::len (line 254) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::pop_front (line 472) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::truncate (line 291) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::swap (line 1118) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::resize (line 1233) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::remove (line 665) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::swap_remove_front (line 633) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::swap_remove_back (line 599) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::retain (line 860) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::push_front (line 428) ... ok [INFO] [stdout] test src/lib.rs - FixedVecDeque::push_back (line 527) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a65471e3305937a27ca498f8299bd72bbb9c55aa0e95d9145a93d4472b9444dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a65471e3305937a27ca498f8299bd72bbb9c55aa0e95d9145a93d4472b9444dd", kill_on_drop: false }` [INFO] [stdout] a65471e3305937a27ca498f8299bd72bbb9c55aa0e95d9145a93d4472b9444dd