[INFO] fetching crate wchar 0.11.1... [INFO] checking wchar-0.11.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate wchar 0.11.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate wchar 0.11.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wchar 0.11.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate wchar 0.11.1 [INFO] tweaked toml for crates.io crate wchar 0.11.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 38 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14f7ca7a62b3454ae3d3d4d2fd4e5ceca07f00242e324355573230d76568ac18 [INFO] running `Command { std: "docker" "start" "-a" "14f7ca7a62b3454ae3d3d4d2fd4e5ceca07f00242e324355573230d76568ac18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14f7ca7a62b3454ae3d3d4d2fd4e5ceca07f00242e324355573230d76568ac18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14f7ca7a62b3454ae3d3d4d2fd4e5ceca07f00242e324355573230d76568ac18", kill_on_drop: false }` [INFO] [stdout] 14f7ca7a62b3454ae3d3d4d2fd4e5ceca07f00242e324355573230d76568ac18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3cbe1b5a67fe445f84023aabbd330c704026fd0a22abce5af7deff88bf307d1d [INFO] running `Command { std: "docker" "start" "-a" "3cbe1b5a67fe445f84023aabbd330c704026fd0a22abce5af7deff88bf307d1d", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking winnow v0.6.20 [INFO] [stderr] Compiling wchar v0.11.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling trybuild v1.0.99 [INFO] [stderr] Compiling rustversion v1.0.17 [INFO] [stderr] Checking dissimilar v1.0.9 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_spanned v0.6.8 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling wchar-impl v0.11.0 [INFO] [stdout] warning: unexpected `cfg` condition name: `wchar_t` [INFO] [stdout] --> src/lib.rs:48:7 [INFO] [stdout] | [INFO] [stdout] 48 | #[cfg(wchar_t = "u16")] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [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(wchar_t, values("u16"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"u16\"))");` 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: `wchar_t` [INFO] [stdout] --> src/lib.rs:50:7 [INFO] [stdout] | [INFO] [stdout] 50 | #[cfg(wchar_t = "u32")] [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(wchar_t, values("u32"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"u32\"))");` 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: `wchar_t` [INFO] [stdout] --> src/lib.rs:52:7 [INFO] [stdout] | [INFO] [stdout] 52 | #[cfg(wchar_t = "i32")] [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(wchar_t, values("i32"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"i32\"))");` 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: `wchar_t` [INFO] [stdout] --> src/lib.rs:54:15 [INFO] [stdout] | [INFO] [stdout] 54 | #[cfg(not(any(wchar_t = "u16", wchar_t = "u32", wchar_t = "i32")))] [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(wchar_t, values("u16"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"u16\"))");` 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: `wchar_t` [INFO] [stdout] --> src/lib.rs:54:32 [INFO] [stdout] | [INFO] [stdout] 54 | #[cfg(not(any(wchar_t = "u16", wchar_t = "u32", wchar_t = "i32")))] [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(wchar_t, values("u32"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"u32\"))");` 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: `wchar_t` [INFO] [stdout] --> src/lib.rs:54:49 [INFO] [stdout] | [INFO] [stdout] 54 | #[cfg(not(any(wchar_t = "u16", wchar_t = "u32", wchar_t = "i32")))] [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(wchar_t, values("i32"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"i32\"))");` 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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking toml_edit v0.22.22 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stdout] warning: unexpected `cfg` condition name: `wchar_t` [INFO] [stdout] --> src/lib.rs:48:7 [INFO] [stdout] | [INFO] [stdout] 48 | #[cfg(wchar_t = "u16")] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [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(wchar_t, values("u16"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"u16\"))");` 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: `wchar_t` [INFO] [stdout] --> src/lib.rs:50:7 [INFO] [stdout] | [INFO] [stdout] 50 | #[cfg(wchar_t = "u32")] [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(wchar_t, values("u32"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"u32\"))");` 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: `wchar_t` [INFO] [stdout] --> src/lib.rs:52:7 [INFO] [stdout] | [INFO] [stdout] 52 | #[cfg(wchar_t = "i32")] [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(wchar_t, values("i32"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"i32\"))");` 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: `wchar_t` [INFO] [stdout] --> src/lib.rs:54:15 [INFO] [stdout] | [INFO] [stdout] 54 | #[cfg(not(any(wchar_t = "u16", wchar_t = "u32", wchar_t = "i32")))] [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(wchar_t, values("u16"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"u16\"))");` 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: `wchar_t` [INFO] [stdout] --> src/lib.rs:54:32 [INFO] [stdout] | [INFO] [stdout] 54 | #[cfg(not(any(wchar_t = "u16", wchar_t = "u32", wchar_t = "i32")))] [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(wchar_t, values("u32"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"u32\"))");` 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: `wchar_t` [INFO] [stdout] --> src/lib.rs:54:49 [INFO] [stdout] | [INFO] [stdout] 54 | #[cfg(not(any(wchar_t = "u16", wchar_t = "u32", wchar_t = "i32")))] [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(wchar_t, values("i32"))'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wchar_t, values(\"i32\"))");` 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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `encode_str_c` is never used [INFO] [stdout] --> tests/util/mod.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait Wide: Copy { [INFO] [stdout] | ---- associated function in this trait [INFO] [stdout] ... [INFO] [stdout] 10 | fn encode_str_c(text: &str) -> Vec; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `encode_str` and `encode_str_c` are never used [INFO] [stdout] --> tests/util/mod.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait Wide: Copy { [INFO] [stdout] | ---- associated functions in this trait [INFO] [stdout] 8 | fn encode_char(c: char) -> Result; [INFO] [stdout] 9 | fn encode_str(text: &str) -> Vec; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 10 | fn encode_str_c(text: &str) -> Vec; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `encode_str` is never used [INFO] [stdout] --> tests/util/mod.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait Wide: Copy { [INFO] [stdout] | ---- associated function in this trait [INFO] [stdout] 8 | fn encode_char(c: char) -> Result; [INFO] [stdout] 9 | fn encode_str(text: &str) -> Vec; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.21s [INFO] running `Command { std: "docker" "inspect" "3cbe1b5a67fe445f84023aabbd330c704026fd0a22abce5af7deff88bf307d1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cbe1b5a67fe445f84023aabbd330c704026fd0a22abce5af7deff88bf307d1d", kill_on_drop: false }` [INFO] [stdout] 3cbe1b5a67fe445f84023aabbd330c704026fd0a22abce5af7deff88bf307d1d