[INFO] fetching crate lazy 0.5.3... [INFO] testing lazy-0.5.3 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate lazy 0.5.3 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate lazy 0.5.3 [INFO] finished tweaking crates.io crate lazy 0.5.3 [INFO] tweaked toml for crates.io crate lazy 0.5.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate lazy 0.5.3 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded stainless v0.1.12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e86798660a2c7804e404c52dc6c980a85621c3c6c9eae2549077c069166e15b0 [INFO] running `Command { std: "docker" "start" "-a" "e86798660a2c7804e404c52dc6c980a85621c3c6c9eae2549077c069166e15b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e86798660a2c7804e404c52dc6c980a85621c3c6c9eae2549077c069166e15b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e86798660a2c7804e404c52dc6c980a85621c3c6c9eae2549077c069166e15b0", kill_on_drop: false }` [INFO] [stdout] e86798660a2c7804e404c52dc6c980a85621c3c6c9eae2549077c069166e15b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f00c57ec83c178dfd5ed738346d084a192bafc029e62cda43e2f0b17b9a4679 [INFO] running `Command { std: "docker" "start" "-a" "7f00c57ec83c178dfd5ed738346d084a192bafc029e62cda43e2f0b17b9a4679", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling oncemutex v0.1.1 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling debug_unreachable v0.1.1 [INFO] [stderr] Compiling lazy v0.5.3 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:2:47 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(core, std_misc, unsafe_destructor, optin_builtin_traits)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.50.0; see for more information [INFO] [stdout] = note: renamed to `auto_traits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::thunk` [INFO] [stdout] --> src/single.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thunk::Invoke; [INFO] [stdout] | ^^^^^ could not find `thunk` in `std` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::thunk` [INFO] [stdout] --> src/sync.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thunk::Invoke; [INFO] [stdout] | ^^^^^ could not find `thunk` in `std` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `copy_lifetime` in module `mem` [INFO] [stdout] --> src/sync.rs:103:49 [INFO] [stdout] | [INFO] [stdout] 103 | Evaluated(ref val) => unsafe { mem::copy_lifetime(self, val) }, [INFO] [stdout] | ^^^^^^^^^^^^^ not found in `mem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: negative trait bounds are not fully implemented; use marker types for now [INFO] [stdout] --> src/single.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | impl !Sync for Thunk {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #68318 for more information [INFO] [stdout] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-27; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unexpected `cfg` condition name: `ndebug` [INFO] [stdout] --> src/single.rs:56:22 [INFO] [stdout] | [INFO] [stdout] 56 | _ => debug_unreachable!() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `debug_unreachable` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `debug_unreachable` may come from an old version of the `debug_unreachable` crate, try updating your dependency with `cargo update -p debug_unreachable` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:23 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(missing_docs, warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unexpected_cfgs)]` implied by `#[deny(warnings)]` [INFO] [stdout] = note: this error originates in the macro `debug_unreachable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unexpected `cfg` condition name: `ndebug` [INFO] [stdout] --> src/single.rs:67:22 [INFO] [stdout] | [INFO] [stdout] 67 | _ => debug_unreachable!() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `debug_unreachable` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `debug_unreachable` may come from an old version of the `debug_unreachable` crate, try updating your dependency with `cargo update -p debug_unreachable` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this error originates in the macro `debug_unreachable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unexpected `cfg` condition name: `ndebug` [INFO] [stdout] --> src/single.rs:104:27 [INFO] [stdout] | [INFO] [stdout] 104 | _ => unsafe { debug_unreachable!() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `debug_unreachable` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `debug_unreachable` may come from an old version of the `debug_unreachable` crate, try updating your dependency with `cargo update -p debug_unreachable` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this error originates in the macro `debug_unreachable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unexpected `cfg` condition name: `ndebug` [INFO] [stdout] --> src/single.rs:114:27 [INFO] [stdout] | [INFO] [stdout] 114 | _ => unsafe { debug_unreachable!() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `debug_unreachable` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `debug_unreachable` may come from an old version of the `debug_unreachable` crate, try updating your dependency with `cargo update -p debug_unreachable` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this error originates in the macro `debug_unreachable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unexpected `cfg` condition name: `ndebug` [INFO] [stdout] --> src/sync.rs:66:35 [INFO] [stdout] | [INFO] [stdout] 66 | _ => unsafe { debug_unreachable!() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `debug_unreachable` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `debug_unreachable` may come from an old version of the `debug_unreachable` crate, try updating your dependency with `cargo update -p debug_unreachable` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this error originates in the macro `debug_unreachable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unexpected `cfg` condition name: `ndebug` [INFO] [stdout] --> src/sync.rs:91:27 [INFO] [stdout] | [INFO] [stdout] 91 | _ => unsafe { debug_unreachable!() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `debug_unreachable` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `debug_unreachable` may come from an old version of the `debug_unreachable` crate, try updating your dependency with `cargo update -p debug_unreachable` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this error originates in the macro `debug_unreachable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unexpected `cfg` condition name: `ndebug` [INFO] [stdout] --> src/sync.rs:106:27 [INFO] [stdout] | [INFO] [stdout] 106 | _ => unsafe { debug_unreachable!() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `debug_unreachable` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `debug_unreachable` may come from an old version of the `debug_unreachable` crate, try updating your dependency with `cargo update -p debug_unreachable` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this error originates in the macro `debug_unreachable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | pub use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(core, std_misc, unsafe_destructor, optin_builtin_traits)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(stable_features)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `unsafe_destructor` [INFO] [stdout] --> src/lib.rs:2:28 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(core, std_misc, unsafe_destructor, optin_builtin_traits)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `std_misc` [INFO] [stdout] --> src/lib.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(core, std_misc, unsafe_destructor, optin_builtin_traits)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/single.rs:74:16 [INFO] [stdout] | [INFO] [stdout] 74 | inner: Box + 'static> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 74 | inner: Box + 'static> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0557, E0635, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lazy` (lib) due to 17 previous errors [INFO] running `Command { std: "docker" "inspect" "7f00c57ec83c178dfd5ed738346d084a192bafc029e62cda43e2f0b17b9a4679", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f00c57ec83c178dfd5ed738346d084a192bafc029e62cda43e2f0b17b9a4679", kill_on_drop: false }` [INFO] [stdout] 7f00c57ec83c178dfd5ed738346d084a192bafc029e62cda43e2f0b17b9a4679