[INFO] fetching crate levitate 0.1.2... [INFO] checking levitate-0.1.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate levitate 0.1.2 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate levitate 0.1.2 [INFO] finished tweaking crates.io crate levitate 0.1.2 [INFO] tweaked toml for crates.io crate levitate 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate levitate 0.1.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 267e5b916e7f937ad9e46fe07e19867e722757993d46187102a166fa9265025e [INFO] running `Command { std: "docker" "start" "-a" "267e5b916e7f937ad9e46fe07e19867e722757993d46187102a166fa9265025e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "267e5b916e7f937ad9e46fe07e19867e722757993d46187102a166fa9265025e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "267e5b916e7f937ad9e46fe07e19867e722757993d46187102a166fa9265025e", kill_on_drop: false }` [INFO] [stdout] 267e5b916e7f937ad9e46fe07e19867e722757993d46187102a166fa9265025e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f10a700471ff8219ae40efe5da93ef54a0d6dce1a1fbd5f094befc525aa472f1 [INFO] running `Command { std: "docker" "start" "-a" "f10a700471ff8219ae40efe5da93ef54a0d6dce1a1fbd5f094befc525aa472f1", kill_on_drop: false }` [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Checking levitate v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:24:30 [INFO] [stdout] | [INFO] [stdout] 24 | #![feature(const_trait_impl, core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable const library feature `const_deref` [INFO] [stdout] --> src/fast_floats.rs:40:15 [INFO] [stdout] | [INFO] [stdout] 40 | impl const Deref for Fast { [INFO] [stdout] | ^^^^^ trait is not stable as const yet [INFO] [stdout] | [INFO] [stdout] = note: see issue #88955 for more information [INFO] [stdout] = help: add `#![feature(const_deref)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-13; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:24:30 [INFO] [stdout] | [INFO] [stdout] 24 | #![feature(const_trait_impl, core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable const library feature `const_deref` [INFO] [stdout] --> src/fast_floats.rs:40:15 [INFO] [stdout] | [INFO] [stdout] 40 | impl const Deref for Fast { [INFO] [stdout] | ^^^^^ trait is not stable as const yet [INFO] [stdout] | [INFO] [stdout] = note: see issue #88955 for more information [INFO] [stdout] = help: add `#![feature(const_deref)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-13; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `std::ops::Deref` is not yet stable as a const trait [INFO] [stdout] --> src/lib.rs:168:21 [INFO] [stdout] | [INFO] [stdout] 168 | *self [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 196 | def_fast_primitive!(f32); [INFO] [stdout] | ------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `def_fast_primitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add `#![feature(const_deref)]` to the crate attributes to enable [INFO] [stdout] | [INFO] [stdout] 26 + #![feature(const_deref)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `levitate` (lib) due to 3 previous errors; 1 warning emitted [INFO] [stdout] error: `std::ops::Deref` is not yet stable as a const trait [INFO] [stdout] --> src/lib.rs:168:21 [INFO] [stdout] | [INFO] [stdout] 168 | *self [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 197 | def_fast_primitive!(f64); [INFO] [stdout] | ------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `def_fast_primitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add `#![feature(const_deref)]` to the crate attributes to enable [INFO] [stdout] | [INFO] [stdout] 26 + #![feature(const_deref)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `levitate` (lib test) due to 3 previous errors; 1 warning emitted [INFO] [stdout] error: `std::ops::Deref` is not yet stable as a const trait [INFO] [stdout] --> src/lib.rs:168:21 [INFO] [stdout] | [INFO] [stdout] 168 | *self [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 196 | def_fast_primitive!(f32); [INFO] [stdout] | ------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `def_fast_primitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add `#![feature(const_deref)]` to the crate attributes to enable [INFO] [stdout] | [INFO] [stdout] 26 + #![feature(const_deref)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `std::ops::Deref` is not yet stable as a const trait [INFO] [stdout] --> src/lib.rs:168:21 [INFO] [stdout] | [INFO] [stdout] 168 | *self [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 197 | def_fast_primitive!(f64); [INFO] [stdout] | ------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `def_fast_primitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add `#![feature(const_deref)]` to the crate attributes to enable [INFO] [stdout] | [INFO] [stdout] 26 + #![feature(const_deref)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f10a700471ff8219ae40efe5da93ef54a0d6dce1a1fbd5f094befc525aa472f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f10a700471ff8219ae40efe5da93ef54a0d6dce1a1fbd5f094befc525aa472f1", kill_on_drop: false }` [INFO] [stdout] f10a700471ff8219ae40efe5da93ef54a0d6dce1a1fbd5f094befc525aa472f1