[INFO] fetching crate corosensei-awaiter-trait 0.2.8... [INFO] testing corosensei-awaiter-trait-0.2.8 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate corosensei-awaiter-trait 0.2.8 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate corosensei-awaiter-trait 0.2.8 [INFO] finished tweaking crates.io crate corosensei-awaiter-trait 0.2.8 [INFO] tweaked toml for crates.io crate corosensei-awaiter-trait 0.2.8 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate corosensei-awaiter-trait 0.2.8 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate corosensei-awaiter-trait 0.2.8 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded spin v0.10.0 [INFO] [stderr] Downloaded awaiter-trait v0.2.8 [INFO] [stderr] Downloaded corosensei v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 09870f12a17869b4c4983b73661eec7c5755a03a13ce3929cbe9a13ff47320de [INFO] running `Command { std: "docker" "start" "-a" "09870f12a17869b4c4983b73661eec7c5755a03a13ce3929cbe9a13ff47320de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "09870f12a17869b4c4983b73661eec7c5755a03a13ce3929cbe9a13ff47320de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09870f12a17869b4c4983b73661eec7c5755a03a13ce3929cbe9a13ff47320de", kill_on_drop: false }` [INFO] [stdout] 09870f12a17869b4c4983b73661eec7c5755a03a13ce3929cbe9a13ff47320de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e7c80a5284f262acb08eb51dffda266881ede7d55afb5f877ad89ae42b063f84 [INFO] running `Command { std: "docker" "start" "-a" "e7c80a5284f262acb08eb51dffda266881ede7d55afb5f877ad89ae42b063f84", kill_on_drop: false }` [INFO] [stderr] Compiling corosensei v0.2.2 [INFO] [stderr] Compiling awaiter-trait v0.2.8 [INFO] [stderr] Compiling spin v0.10.0 [INFO] [stderr] Compiling corosensei-awaiter-trait v0.2.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:75:29 [INFO] [stdout] | [INFO] [stdout] 75 | let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 75 - let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stdout] 75 + let mut f: &mut dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> () = [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | mut t => match Some(f) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "e7c80a5284f262acb08eb51dffda266881ede7d55afb5f877ad89ae42b063f84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7c80a5284f262acb08eb51dffda266881ede7d55afb5f877ad89ae42b063f84", kill_on_drop: false }` [INFO] [stdout] e7c80a5284f262acb08eb51dffda266881ede7d55afb5f877ad89ae42b063f84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b4aefdb88456c77b9fbd132ffe9ce8e216ef139c9b41d2fdd439dc8e1190cc28 [INFO] running `Command { std: "docker" "start" "-a" "b4aefdb88456c77b9fbd132ffe9ce8e216ef139c9b41d2fdd439dc8e1190cc28", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:75:29 [INFO] [stdout] | [INFO] [stdout] 75 | let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 75 - let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stdout] 75 + let mut f: &mut dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> () = [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | mut t => match Some(f) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling corosensei-awaiter-trait v0.2.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:75:29 [INFO] [stdout] | [INFO] [stdout] 75 | let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 75 - let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stdout] 75 + let mut f: &mut dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> () = [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | mut t => match Some(f) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "b4aefdb88456c77b9fbd132ffe9ce8e216ef139c9b41d2fdd439dc8e1190cc28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4aefdb88456c77b9fbd132ffe9ce8e216ef139c9b41d2fdd439dc8e1190cc28", kill_on_drop: false }` [INFO] [stdout] b4aefdb88456c77b9fbd132ffe9ce8e216ef139c9b41d2fdd439dc8e1190cc28 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9e9901632931c143902d98618b28875c936cd4d2a59f8feb4e95fb8d0025bc55 [INFO] running `Command { std: "docker" "start" "-a" "9e9901632931c143902d98618b28875c936cd4d2a59f8feb4e95fb8d0025bc55", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:75:29 [INFO] [stderr] | [INFO] [stderr] 75 | let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 75 - let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stderr] 75 + let mut f: &mut dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> () = [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:67:17 [INFO] [stderr] | [INFO] [stderr] 67 | mut t => match Some(f) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:75:17 [INFO] [stderr] | [INFO] [stderr] 75 | let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `corosensei-awaiter-trait` (lib) generated 3 warnings (run `cargo fix --lib -p corosensei-awaiter-trait` to apply 3 suggestions) [INFO] [stderr] warning: `corosensei-awaiter-trait` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/corosensei_awaiter_trait-d30344e4669848b4) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests corosensei_awaiter_trait [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:75:29 [INFO] [stderr] | [INFO] [stderr] 75 | let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 75 - let mut f: &mut (dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> ()) = [INFO] [stderr] 75 + let mut f: &mut dyn FnMut(&(dyn awaiter_trait::r#dyn::DynAwaiter + '_)) -> () = [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9e9901632931c143902d98618b28875c936cd4d2a59f8feb4e95fb8d0025bc55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e9901632931c143902d98618b28875c936cd4d2a59f8feb4e95fb8d0025bc55", kill_on_drop: false }` [INFO] [stdout] 9e9901632931c143902d98618b28875c936cd4d2a59f8feb4e95fb8d0025bc55