[INFO] cloning repository https://github.com/YoloDev/evitable [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YoloDev/evitable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYoloDev%2Fevitable", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYoloDev%2Fevitable'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c1284df0c60a99f07caf037e22b7c8ab37b28fca [INFO] checking YoloDev/evitable against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYoloDev%2Fevitable" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/YoloDev/evitable [INFO] finished tweaking git repo https://github.com/YoloDev/evitable [INFO] tweaked toml for git repo https://github.com/YoloDev/evitable written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/YoloDev/evitable on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/YoloDev/evitable already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5dd1152b2bc13ab9f540f735392b987bf4236bb9c8aec61c28b6770087dedbc7 [INFO] running `Command { std: "docker" "start" "-a" "5dd1152b2bc13ab9f540f735392b987bf4236bb9c8aec61c28b6770087dedbc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5dd1152b2bc13ab9f540f735392b987bf4236bb9c8aec61c28b6770087dedbc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dd1152b2bc13ab9f540f735392b987bf4236bb9c8aec61c28b6770087dedbc7", kill_on_drop: false }` [INFO] [stdout] 5dd1152b2bc13ab9f540f735392b987bf4236bb9c8aec61c28b6770087dedbc7 [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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3943706c0616ceb908bf071a55fc295d6f63cd48b6c8f8bd55a396df5647fe54 [INFO] running `Command { std: "docker" "start" "-a" "3943706c0616ceb908bf071a55fc295d6f63cd48b6c8f8bd55a396df5647fe54", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Checking unicode-xid v0.2.0 [INFO] [stderr] Checking ident_case v1.0.1 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Checking quote v1.0.2 [INFO] [stderr] Checking backtrace v0.3.33 [INFO] [stderr] Checking evitable-syn-meta-ext v0.5.0 (/opt/rustwide/workdir/syn-meta-ext) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> syn-meta-ext/src/error/mod.rs:253:30 [INFO] [stdout] | [INFO] [stdout] 253 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 253 | fn cause(&self) -> Option<&dyn StdError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> syn-meta-ext/src/ast.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attrs` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | attrs: &Vec, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vis` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | vis: &Visibility, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_vis` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ident` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | ident: &Ident, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `generics` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | generics: &Generics, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | input: &DataUnion, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attrs` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | attrs: &Vec, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vis` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | vis: &Visibility, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_vis` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ident` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | ident: &Ident, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `generics` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | generics: &Generics, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | input: &DataEnum, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attrs` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | attrs: &Vec, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vis` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | vis: &Visibility, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_vis` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ident` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | ident: &Ident, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `generics` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | generics: &Generics, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | input: &DataStruct, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Unreachable> [INFO] [stdout] --> syn-meta-ext/src/ast.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | / self [INFO] [stdout] 34 | | .try_map_fields(|field| Result::<_, Unreachable>::Ok(f(field))) [INFO] [stdout] | |_____________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `evitable-syn-meta-ext` (lib) due to 1 previous error; 17 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> syn-meta-ext/src/error/mod.rs:253:30 [INFO] [stdout] | [INFO] [stdout] 253 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 253 | fn cause(&self) -> Option<&dyn StdError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> syn-meta-ext/src/ast.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attrs` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | attrs: &Vec, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vis` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | vis: &Visibility, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_vis` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ident` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | ident: &Ident, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `generics` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | generics: &Generics, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | input: &DataUnion, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attrs` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | attrs: &Vec, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vis` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | vis: &Visibility, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_vis` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ident` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | ident: &Ident, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `generics` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | generics: &Generics, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | input: &DataEnum, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attrs` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | attrs: &Vec, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vis` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | vis: &Visibility, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_vis` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ident` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | ident: &Ident, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `generics` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | generics: &Generics, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> syn-meta-ext/src/from_derive_input.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | input: &DataStruct, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Unreachable> [INFO] [stdout] --> syn-meta-ext/src/ast.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | / self [INFO] [stdout] 34 | | .try_map_fields(|field| Result::<_, Unreachable>::Ok(f(field))) [INFO] [stdout] | |_____________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `evitable-syn-meta-ext` (lib test) due to 1 previous error; 17 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3943706c0616ceb908bf071a55fc295d6f63cd48b6c8f8bd55a396df5647fe54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3943706c0616ceb908bf071a55fc295d6f63cd48b6c8f8bd55a396df5647fe54", kill_on_drop: false }` [INFO] [stdout] 3943706c0616ceb908bf071a55fc295d6f63cd48b6c8f8bd55a396df5647fe54