[INFO] fetching crate trait-async 0.1.24... [INFO] building trait-async-0.1.24 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate trait-async 0.1.24 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate trait-async 0.1.24 [INFO] finished tweaking crates.io crate trait-async 0.1.24 [INFO] tweaked toml for crates.io crate trait-async 0.1.24 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate trait-async 0.1.24 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 30 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.106) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dissimilar v1.0.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 835447ff14a947a9e45364fc7923d66138dd55e68ce20064a67cc6d5c75152c9 [INFO] running `Command { std: "docker" "start" "-a" "835447ff14a947a9e45364fc7923d66138dd55e68ce20064a67cc6d5c75152c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "835447ff14a947a9e45364fc7923d66138dd55e68ce20064a67cc6d5c75152c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "835447ff14a947a9e45364fc7923d66138dd55e68ce20064a67cc6d5c75152c9", kill_on_drop: false }` [INFO] [stdout] 835447ff14a947a9e45364fc7923d66138dd55e68ce20064a67cc6d5c75152c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fee7117643d676d2fcd3c357f66441059c1ad3a302fc7973cfa3226782fb8b62 [INFO] running `Command { std: "docker" "start" "-a" "fee7117643d676d2fcd3c357f66441059c1ad3a302fc7973cfa3226782fb8b62", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling trait-async v0.1.24 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Nothing` is never constructed [INFO] [stdout] --> src/parse.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Nothing; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.92s [INFO] running `Command { std: "docker" "inspect" "fee7117643d676d2fcd3c357f66441059c1ad3a302fc7973cfa3226782fb8b62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fee7117643d676d2fcd3c357f66441059c1ad3a302fc7973cfa3226782fb8b62", kill_on_drop: false }` [INFO] [stdout] fee7117643d676d2fcd3c357f66441059c1ad3a302fc7973cfa3226782fb8b62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09cf357ebb462a5ea5938daebf8abab47a718d91e19be48c6a00ab95f733d39d [INFO] running `Command { std: "docker" "start" "-a" "09cf357ebb462a5ea5938daebf8abab47a718d91e19be48c6a00ab95f733d39d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling target-triple v0.1.4 [INFO] [stderr] Compiling winnow v0.7.13 [INFO] [stderr] Compiling toml_writer v1.0.3 [INFO] [stderr] Compiling rustversion v1.0.22 [INFO] [stderr] Compiling glob v0.3.3 [INFO] [stderr] Compiling dissimilar v1.0.10 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling toml_datetime v0.7.2 [INFO] [stderr] Compiling serde_spanned v1.0.2 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling toml_parser v1.0.3 [INFO] [stderr] Compiling toml v0.9.7 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling trait-async v0.1.24 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Nothing` is never constructed [INFO] [stdout] --> src/parse.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Nothing; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling trybuild v1.0.111 [INFO] [stdout] warning: unexpected `cfg` condition name: `trait_async_nightly_testing` [INFO] [stdout] --> tests/test.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(trait_async_nightly_testing, feature(specialization, const_generics))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [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(trait_async_nightly_testing)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(trait_async_nightly_testing)");` 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: `trait_async_nightly_testing` [INFO] [stdout] --> tests/test.rs:275:7 [INFO] [stdout] | [INFO] [stdout] 275 | #[cfg(trait_async_nightly_testing)] [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(trait_async_nightly_testing)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(trait_async_nightly_testing)");` 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: `trait_async_nightly_testing` [INFO] [stdout] --> tests/test.rs:482:7 [INFO] [stdout] | [INFO] [stdout] 482 | #[cfg(trait_async_nightly_testing)] [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(trait_async_nightly_testing)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(trait_async_nightly_testing)");` 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: struct `Nothing` is never constructed [INFO] [stdout] --> src/parse.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Nothing; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `UnsafeTraitPubCrate` is never used [INFO] [stdout] --> tests/test.rs:146:25 [INFO] [stdout] | [INFO] [stdout] 146 | pub(crate) unsafe trait UnsafeTraitPubCrate {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `UnsafeTraitPrivate` is never used [INFO] [stdout] --> tests/test.rs:149:14 [INFO] [stdout] | [INFO] [stdout] 149 | unsafe trait UnsafeTraitPrivate {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Issue1` is never used [INFO] [stdout] --> tests/test.rs:156:11 [INFO] [stdout] | [INFO] [stdout] 156 | trait Issue1 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Issue11` is never used [INFO] [stdout] --> tests/test.rs:200:11 [INFO] [stdout] | [INFO] [stdout] 200 | trait Issue11 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Struct` is never constructed [INFO] [stdout] --> tests/test.rs:204:12 [INFO] [stdout] | [INFO] [stdout] 204 | struct Struct; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Trait` is never used [INFO] [stdout] --> tests/test.rs:217:11 [INFO] [stdout] | [INFO] [stdout] 217 | trait Trait {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Issue15` is never used [INFO] [stdout] --> tests/test.rs:220:11 [INFO] [stdout] | [INFO] [stdout] 220 | trait Issue15 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Issue17` is never used [INFO] [stdout] --> tests/test.rs:230:11 [INFO] [stdout] | [INFO] [stdout] 230 | trait Issue17 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Struct` is never constructed [INFO] [stdout] --> tests/test.rs:234:12 [INFO] [stdout] | [INFO] [stdout] 234 | struct Struct { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `S` is never constructed [INFO] [stdout] --> tests/test.rs:262:12 [INFO] [stdout] | [INFO] [stdout] 262 | struct S {} [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Str` is never constructed [INFO] [stdout] --> tests/test.rs:325:12 [INFO] [stdout] | [INFO] [stdout] 325 | struct Str<'a>(&'a str); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Trait1` is never used [INFO] [stdout] --> tests/test.rs:328:11 [INFO] [stdout] | [INFO] [stdout] 328 | trait Trait1<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Trait2` is never used [INFO] [stdout] --> tests/test.rs:343:11 [INFO] [stdout] | [INFO] [stdout] 343 | trait Trait2 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Trait3` is never used [INFO] [stdout] --> tests/test.rs:353:11 [INFO] [stdout] | [INFO] [stdout] 353 | trait Trait3<'a, 'b> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/test.rs:442:22 [INFO] [stdout] | [INFO] [stdout] 442 | pub struct Tuple(u8); [INFO] [stdout] | ----- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 16.71s [INFO] running `Command { std: "docker" "inspect" "09cf357ebb462a5ea5938daebf8abab47a718d91e19be48c6a00ab95f733d39d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09cf357ebb462a5ea5938daebf8abab47a718d91e19be48c6a00ab95f733d39d", kill_on_drop: false }` [INFO] [stdout] 09cf357ebb462a5ea5938daebf8abab47a718d91e19be48c6a00ab95f733d39d