[INFO] fetching crate melodium-engine 0.9.0-pre.5... [INFO] checking melodium-engine-0.9.0-pre.5 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate melodium-engine 0.9.0-pre.5 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate melodium-engine 0.9.0-pre.5 [INFO] finished tweaking crates.io crate melodium-engine 0.9.0-pre.5 [INFO] tweaked toml for crates.io crate melodium-engine 0.9.0-pre.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate melodium-engine 0.9.0-pre.5 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate melodium-engine 0.9.0-pre.5 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] abff56e6bb9409798f9d7acd5209d68e130ad03e7b35a9e545871f5a68e2507e [INFO] running `Command { std: "docker" "start" "-a" "abff56e6bb9409798f9d7acd5209d68e130ad03e7b35a9e545871f5a68e2507e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "abff56e6bb9409798f9d7acd5209d68e130ad03e7b35a9e545871f5a68e2507e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abff56e6bb9409798f9d7acd5209d68e130ad03e7b35a9e545871f5a68e2507e", kill_on_drop: false }` [INFO] [stdout] abff56e6bb9409798f9d7acd5209d68e130ad03e7b35a9e545871f5a68e2507e [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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 35b25725fa215e1f9d53bc1778892f394987fa296455324b18d00a410b4eaa9e [INFO] running `Command { std: "docker" "start" "-a" "35b25725fa215e1f9d53bc1778892f394987fa296455324b18d00a410b4eaa9e", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v1.0.7 [INFO] [stderr] Checking tracing-core v0.1.34 [INFO] [stderr] Checking linux-raw-sys v0.9.4 [INFO] [stderr] Checking async-task v4.7.1 [INFO] [stderr] Checking futures-lite v2.6.0 [INFO] [stderr] Compiling typeid v1.0.3 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking value-bag v1.11.1 [INFO] [stderr] Checking piper v0.2.4 [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Checking downcast-rs v1.2.1 [INFO] [stderr] Checking event-listener v5.4.0 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking event-listener-strategy v0.5.4 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking async-lock v3.4.0 [INFO] [stderr] Checking async-channel v2.3.1 [INFO] [stderr] Checking async-executor v1.13.2 [INFO] [stderr] Checking blocking v1.6.1 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking erased-serde v0.4.6 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling async-trait v0.1.88 [INFO] [stderr] Checking melodium-common v0.9.0-pre.5 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking polling v3.8.0 [INFO] [stderr] Checking async-io v2.4.1 [INFO] [stderr] Checking async-signal v0.2.11 [INFO] [stderr] Checking async-global-executor v2.4.1 [INFO] [stderr] Checking async-process v2.3.1 [INFO] [stderr] Checking async-std v1.13.1 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking melodium-engine v0.9.0-pre.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `check_dynamic_build` and `check_give_next` are never used [INFO] [stdout] --> src/building/builder.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub trait Builder: Debug + Send + Sync { [INFO] [stdout] | ------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 31 | fn check_dynamic_build( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | fn check_give_next( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `check` is never read [INFO] [stdout] --> src/building/treatment/compiled.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct BuildSample { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | check: Arc>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BuildSample` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `check` is never read [INFO] [stdout] --> src/building/treatment/designed.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 19 | struct BuildSample { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | check: Arc>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BuildSample` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `check` is never read [INFO] [stdout] --> src/building/treatment/source.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct BuildSample { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | check: Arc>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BuildSample` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/designer/function_instanciation.rs:104:17 [INFO] [stdout] | [INFO] [stdout] 104 | fn generics(&self) -> RwLockReadGuard> { [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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 104 | fn generics(&self) -> RwLockReadGuard<'_, HashMap> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/designer/generic_instanciation.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | fn generics(&self) -> RwLockReadGuard>; [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] 11 | fn generics(&self) -> RwLockReadGuard<'_, HashMap>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/designer/treatment.rs:1135:17 [INFO] [stdout] | [INFO] [stdout] 1135 | fn generics(&self) -> RwLockReadGuard> { [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] 1135 | fn generics(&self) -> RwLockReadGuard<'_, HashMap> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/designer/treatment_instanciation.rs:449:17 [INFO] [stdout] | [INFO] [stdout] 449 | fn generics(&self) -> RwLockReadGuard> { [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] 449 | fn generics(&self) -> RwLockReadGuard<'_, HashMap> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `check_dynamic_build` and `check_give_next` are never used [INFO] [stdout] --> src/building/builder.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub trait Builder: Debug + Send + Sync { [INFO] [stdout] | ------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 31 | fn check_dynamic_build( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | fn check_give_next( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `check` is never read [INFO] [stdout] --> src/building/treatment/compiled.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct BuildSample { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | check: Arc>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BuildSample` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `check` is never read [INFO] [stdout] --> src/building/treatment/designed.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 19 | struct BuildSample { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | check: Arc>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BuildSample` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `check` is never read [INFO] [stdout] --> src/building/treatment/source.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct BuildSample { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | check: Arc>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BuildSample` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/designer/function_instanciation.rs:104:17 [INFO] [stdout] | [INFO] [stdout] 104 | fn generics(&self) -> RwLockReadGuard> { [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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 104 | fn generics(&self) -> RwLockReadGuard<'_, HashMap> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/designer/generic_instanciation.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | fn generics(&self) -> RwLockReadGuard>; [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] 11 | fn generics(&self) -> RwLockReadGuard<'_, HashMap>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/designer/treatment.rs:1135:17 [INFO] [stdout] | [INFO] [stdout] 1135 | fn generics(&self) -> RwLockReadGuard> { [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] 1135 | fn generics(&self) -> RwLockReadGuard<'_, HashMap> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/designer/treatment_instanciation.rs:449:17 [INFO] [stdout] | [INFO] [stdout] 449 | fn generics(&self) -> RwLockReadGuard> { [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] 449 | fn generics(&self) -> RwLockReadGuard<'_, HashMap> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.58s [INFO] running `Command { std: "docker" "inspect" "35b25725fa215e1f9d53bc1778892f394987fa296455324b18d00a410b4eaa9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35b25725fa215e1f9d53bc1778892f394987fa296455324b18d00a410b4eaa9e", kill_on_drop: false }` [INFO] [stdout] 35b25725fa215e1f9d53bc1778892f394987fa296455324b18d00a410b4eaa9e