[INFO] fetching crate maybe-uninit 2.0.0... [INFO] testing maybe-uninit-2.0.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate maybe-uninit 2.0.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate maybe-uninit 2.0.0 [INFO] finished tweaking crates.io crate maybe-uninit 2.0.0 [INFO] tweaked toml for crates.io crate maybe-uninit 2.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate maybe-uninit 2.0.0 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] 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 the latest is 2024 [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] 941b57ae8e340562ee44bb2ea7226e139d5c8c08f6152decdaf9690001ec4315 [INFO] running `Command { std: "docker" "start" "-a" "941b57ae8e340562ee44bb2ea7226e139d5c8c08f6152decdaf9690001ec4315", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "941b57ae8e340562ee44bb2ea7226e139d5c8c08f6152decdaf9690001ec4315", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "941b57ae8e340562ee44bb2ea7226e139d5c8c08f6152decdaf9690001ec4315", kill_on_drop: false }` [INFO] [stdout] 941b57ae8e340562ee44bb2ea7226e139d5c8c08f6152decdaf9690001ec4315 [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] 96a400f92a25699ad3379974c660446b41103029448a685c7c67447b22c66423 [INFO] running `Command { std: "docker" "start" "-a" "96a400f92a25699ad3379974c660446b41103029448a685c7c67447b22c66423", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling maybe-uninit v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `native_uninit` [INFO] [stdout] --> src/lib.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | #[cfg(not(native_uninit))] [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(native_uninit)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` 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: `native_uninit` [INFO] [stdout] --> src/lib.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | #[cfg(not(native_uninit))] [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(native_uninit)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` 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: `native_uninit` [INFO] [stdout] --> src/lib.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg(native_uninit)] [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(native_uninit)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` 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 0.38s [INFO] running `Command { std: "docker" "inspect" "96a400f92a25699ad3379974c660446b41103029448a685c7c67447b22c66423", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96a400f92a25699ad3379974c660446b41103029448a685c7c67447b22c66423", kill_on_drop: false }` [INFO] [stdout] 96a400f92a25699ad3379974c660446b41103029448a685c7c67447b22c66423 [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] b56b4139b9fd2e6f4d7a0c233afc88f23929d2bd843c96d04d8a1c949aaa0265 [INFO] running `Command { std: "docker" "start" "-a" "b56b4139b9fd2e6f4d7a0c233afc88f23929d2bd843c96d04d8a1c949aaa0265", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: unexpected `cfg` condition name: `native_uninit` [INFO] [stdout] --> src/lib.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | #[cfg(not(native_uninit))] [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(native_uninit)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` 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: `native_uninit` [INFO] [stdout] --> src/lib.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | #[cfg(not(native_uninit))] [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(native_uninit)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` 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: `native_uninit` [INFO] [stdout] --> src/lib.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg(native_uninit)] [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(native_uninit)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling maybe-uninit v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `native_uninit` [INFO] [stdout] --> src/lib.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | #[cfg(not(native_uninit))] [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(native_uninit)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` 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: `native_uninit` [INFO] [stdout] --> src/lib.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | #[cfg(not(native_uninit))] [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(native_uninit)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` 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: `native_uninit` [INFO] [stdout] --> src/lib.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg(native_uninit)] [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(native_uninit)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` 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 0.26s [INFO] running `Command { std: "docker" "inspect" "b56b4139b9fd2e6f4d7a0c233afc88f23929d2bd843c96d04d8a1c949aaa0265", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b56b4139b9fd2e6f4d7a0c233afc88f23929d2bd843c96d04d8a1c949aaa0265", kill_on_drop: false }` [INFO] [stdout] b56b4139b9fd2e6f4d7a0c233afc88f23929d2bd843c96d04d8a1c949aaa0265 [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] 805e46b69f98511e8a4d3161db885fb926bce22688c479720f82272f60e23cbc [INFO] running `Command { std: "docker" "start" "-a" "805e46b69f98511e8a4d3161db885fb926bce22688c479720f82272f60e23cbc", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: unexpected `cfg` condition name: `native_uninit` [INFO] [stderr] --> src/lib.rs:3:11 [INFO] [stderr] | [INFO] [stderr] 3 | #[cfg(not(native_uninit))] [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(native_uninit)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` 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: `native_uninit` [INFO] [stderr] --> src/lib.rs:6:11 [INFO] [stderr] | [INFO] [stderr] 6 | #[cfg(not(native_uninit))] [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(native_uninit)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `native_uninit` [INFO] [stderr] --> src/lib.rs:9:7 [INFO] [stderr] | [INFO] [stderr] 9 | #[cfg(native_uninit)] [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(native_uninit)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(native_uninit)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: `maybe-uninit` (lib) generated 3 warnings [INFO] [stderr] warning: `maybe-uninit` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/maybe_uninit-55887cb6ae9d57bd) [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/doesnt_drop.rs (/opt/rustwide/target/debug/deps/doesnt_drop-99a3b74ce4996f08) [INFO] [stderr] Doc-tests maybe_uninit [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test doesnt_drop ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [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" "805e46b69f98511e8a4d3161db885fb926bce22688c479720f82272f60e23cbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "805e46b69f98511e8a4d3161db885fb926bce22688c479720f82272f60e23cbc", kill_on_drop: false }` [INFO] [stdout] 805e46b69f98511e8a4d3161db885fb926bce22688c479720f82272f60e23cbc