[INFO] fetching crate futures-await-syn 0.12.0... [INFO] checking futures-await-syn-0.12.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate futures-await-syn 0.12.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate futures-await-syn 0.12.0 [INFO] finished tweaking crates.io crate futures-await-syn 0.12.0 [INFO] tweaked toml for crates.io crate futures-await-syn 0.12.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate futures-await-syn 0.12.0 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 72 packages to latest compatible versions [INFO] [stderr] Adding error-chain v0.10.0 (available: v0.12.4) [INFO] [stderr] Adding proc-macro2 v0.1.10 (available: v1.0.101) [INFO] [stderr] Adding unicode-xid v0.1.0 (available: v0.2.6) [INFO] [stderr] Adding walkdir v1.0.7 (available: v2.5.0) [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] [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ab46eeb3d8dbd5b344800229e4f597293cb21be59bab2eb4008466815a2faafd [INFO] running `Command { std: "docker" "start" "-a" "ab46eeb3d8dbd5b344800229e4f597293cb21be59bab2eb4008466815a2faafd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ab46eeb3d8dbd5b344800229e4f597293cb21be59bab2eb4008466815a2faafd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab46eeb3d8dbd5b344800229e4f597293cb21be59bab2eb4008466815a2faafd", kill_on_drop: false }` [INFO] [stdout] ab46eeb3d8dbd5b344800229e4f597293cb21be59bab2eb4008466815a2faafd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 156cd814007ae3fa07d69ce08275e0a6e5e44ba81095a162374e881389c4acfb [INFO] running `Command { std: "docker" "start" "-a" "156cd814007ae3fa07d69ce08275e0a6e5e44ba81095a162374e881389c4acfb", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling object v0.36.7 [INFO] [stderr] Checking adler2 v2.0.1 [INFO] [stderr] Checking gimli v0.31.1 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking proc-macro2 v0.1.10 [INFO] [stderr] Checking rustc-demangle v0.1.26 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking same-file v0.1.3 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking walkdir v1.0.7 [INFO] [stderr] Checking futures-await-quote v0.4.0 [INFO] [stderr] Checking futures-await-synom v0.12.0 [INFO] [stderr] Compiling extprim v1.7.1 [INFO] [stderr] Checking futures-await-syn v0.12.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(feature = "cargo-clippy", allow(large_enum_variant))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `clone-impls`, `default`, `extra-traits`, `fold`, `full`, `futures-await-quote`, `parsing`, `printing`, `visit`, and `visit_mut` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [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: unused doc comment [INFO] [stdout] --> src/expr.rs:861:5 [INFO] [stdout] | [INFO] [stdout] 861 | / /// ```ignore [INFO] [stdout] 862 | | /// || ... [INFO] [stdout] 863 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:866:5 [INFO] [stdout] | [INFO] [stdout] 866 | / /// ```ignore [INFO] [stdout] 867 | | /// && ... [INFO] [stdout] 868 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:871:5 [INFO] [stdout] | [INFO] [stdout] 871 | / /// ```ignore [INFO] [stdout] 872 | | /// == ... [INFO] [stdout] 873 | | /// != ... [INFO] [stdout] 874 | | /// >= ... [INFO] [stdout] ... | [INFO] [stdout] 880 | | /// NOTE: This operator appears to be parsed as left-associative, but errors [INFO] [stdout] 881 | | /// if it is used in a non-associative manner. [INFO] [stdout] | |_____---------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:903:5 [INFO] [stdout] | [INFO] [stdout] 903 | / /// ```ignore [INFO] [stdout] 904 | | /// | ... [INFO] [stdout] 905 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:913:5 [INFO] [stdout] | [INFO] [stdout] 913 | / /// ```ignore [INFO] [stdout] 914 | | /// ^ ... [INFO] [stdout] 915 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:923:5 [INFO] [stdout] | [INFO] [stdout] 923 | / /// ```ignore [INFO] [stdout] 924 | | /// & ... [INFO] [stdout] 925 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:934:5 [INFO] [stdout] | [INFO] [stdout] 934 | / /// ```ignore [INFO] [stdout] 935 | | /// << ... [INFO] [stdout] 936 | | /// >> ... [INFO] [stdout] 937 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:944:5 [INFO] [stdout] | [INFO] [stdout] 944 | / /// ```ignore [INFO] [stdout] 945 | | /// + ... [INFO] [stdout] 946 | | /// - ... [INFO] [stdout] 947 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:954:5 [INFO] [stdout] | [INFO] [stdout] 954 | / /// ```ignore [INFO] [stdout] 955 | | /// * ... [INFO] [stdout] 956 | | /// / ... [INFO] [stdout] 957 | | /// % ... [INFO] [stdout] 958 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:967:5 [INFO] [stdout] | [INFO] [stdout] 967 | / /// ```ignore [INFO] [stdout] 968 | | /// as [INFO] [stdout] 969 | | /// : [INFO] [stdout] 970 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ty.rs:350:9 [INFO] [stdout] | [INFO] [stdout] 350 | / /// In some positions, types may not contain the `+` character, to [INFO] [stdout] 351 | | /// disambiguate them. For example in the expression `1 as T`, T may not [INFO] [stdout] 352 | | /// contain a `+` character. [INFO] [stdout] 353 | | /// [INFO] [stdout] 354 | | /// This parser does not allow a `+`, while the default parser does. [INFO] [stdout] | |_________-------------------------------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `gen::*` [INFO] [stdout] --> src/lib.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | pub use gen::*; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stdout] warning: method `inner` is never used [INFO] [stdout] --> src/attr.rs:263:8 [INFO] [stdout] | [INFO] [stdout] 259 | pub trait FilterAttrs<'a> { [INFO] [stdout] | ----------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 263 | fn inner(self) -> Self::Ret; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/generics.rs:56:27 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn split_for_impl(&self) -> (ImplGenerics, TyGenerics, &WhereClause) { [INFO] [stdout] | ^^^^^ ------------ ---------- ------------ the same lifetime is elided here [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is hidden here [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] 56 | pub fn split_for_impl(&self) -> (ImplGenerics<'_>, TyGenerics<'_>, &WhereClause) { [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/generics.rs:64:25 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn as_turbofish(&self) -> Turbofish { [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] 64 | pub fn as_turbofish(&self) -> Turbofish<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/lifetime.rs:50:21 [INFO] [stdout] | [INFO] [stdout] 50 | panic!("{:?} is not a valid lifetime name"); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 50 | panic!("{:?} is not a valid lifetime name", ...); [INFO] [stdout] | +++++ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 50 | panic!("{}", "{:?} is not a valid lifetime name"); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking addr2line v0.24.2 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking backtrace v0.3.75 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking syntex_pos v0.59.1 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/extprim-1.7.1/src/lib.rs:58:81 [INFO] [stdout] | [INFO] [stdout] 58 | #![cfg_attr(extprim_channel="unstable", feature(llvm_asm, test, specialization, const_fn))] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0; see for more information [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `llvm_asm` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/extprim-1.7.1/src/u128.rs:884:9 [INFO] [stdout] | [INFO] [stdout] 884 | llvm_asm!(" [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `llvm_asm` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/extprim-1.7.1/src/lib.rs:58:49 [INFO] [stdout] | [INFO] [stdout] 58 | #![cfg_attr(extprim_channel="unstable", feature(llvm_asm, test, specialization, const_fn))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `extprim` (lib) due to 3 previous errors [INFO] [stdout] Some errors have detailed explanations: E0557, E0635. [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "156cd814007ae3fa07d69ce08275e0a6e5e44ba81095a162374e881389c4acfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "156cd814007ae3fa07d69ce08275e0a6e5e44ba81095a162374e881389c4acfb", kill_on_drop: false }` [INFO] [stdout] 156cd814007ae3fa07d69ce08275e0a6e5e44ba81095a162374e881389c4acfb