[INFO] fetching crate fast_delegate 0.13.0... [INFO] testing fast_delegate-0.13.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate fast_delegate 0.13.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate fast_delegate 0.13.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate fast_delegate 0.13.0 [INFO] tweaked toml for crates.io crate fast_delegate 0.13.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fast_delegate 0.13.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 73 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.5.1 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4267c3cdcade649436b565413ee0fa03cb639626d2047928fc3850af92cff870 [INFO] running `Command { std: "docker" "start" "-a" "4267c3cdcade649436b565413ee0fa03cb639626d2047928fc3850af92cff870", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4267c3cdcade649436b565413ee0fa03cb639626d2047928fc3850af92cff870", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4267c3cdcade649436b565413ee0fa03cb639626d2047928fc3850af92cff870", kill_on_drop: false }` [INFO] [stdout] 4267c3cdcade649436b565413ee0fa03cb639626d2047928fc3850af92cff870 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6cffae1c86121514eebc26877d947cc66036e9336d34665130b2fae9ce76059b [INFO] running `Command { std: "docker" "start" "-a" "6cffae1c86121514eebc26877d947cc66036e9336d34665130b2fae9ce76059b", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling fast_delegate_derive v0.13.0 [INFO] [stderr] Compiling fast_delegate v0.13.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.30s [INFO] running `Command { std: "docker" "inspect" "6cffae1c86121514eebc26877d947cc66036e9336d34665130b2fae9ce76059b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cffae1c86121514eebc26877d947cc66036e9336d34665130b2fae9ce76059b", kill_on_drop: false }` [INFO] [stdout] 6cffae1c86121514eebc26877d947cc66036e9336d34665130b2fae9ce76059b [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6d7261d6e947c0a5a8abd3921256befd700eb74cb76620cf56036e0d81a9b5e [INFO] running `Command { std: "docker" "start" "-a" "d6d7261d6e947c0a5a8abd3921256befd700eb74cb76620cf56036e0d81a9b5e", kill_on_drop: false }` [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling anstyle v1.0.13 [INFO] [stderr] Compiling half v2.6.0 [INFO] [stderr] Compiling clap_lex v0.7.5 [INFO] [stderr] Compiling is-terminal v0.4.16 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling rayon v1.11.0 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling clap_builder v4.5.48 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling clap v4.5.48 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stderr] Compiling fast_delegate v0.13.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `fmt::Debug` [INFO] [stdout] --> tests/trait.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Debug, marker::PhantomData}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DelegateImpl` is never constructed [INFO] [stdout] --> tests/generic.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct DelegateImpl; [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 `Delegate` is never used [INFO] [stdout] --> tests/generic.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | trait Delegate { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Delegated` is never constructed [INFO] [stdout] --> tests/generic.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | struct Delegated { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> tests/trait.rs:72:20 [INFO] [stdout] | [INFO] [stdout] 72 | fn run2(&self, value: usize) -> usize { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> tests/trait.rs:77:28 [INFO] [stdout] | [INFO] [stdout] 77 | fn run2_mut(&mut self, value: usize) -> usize { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> tests/trait.rs:85:20 [INFO] [stdout] | [INFO] [stdout] 85 | fn run2(&self, value: usize) -> usize { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> tests/trait.rs:90:28 [INFO] [stdout] | [INFO] [stdout] 90 | fn run2_mut(&mut self, value: usize) -> usize { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> tests/trait.rs:101:24 [INFO] [stdout] | [INFO] [stdout] 101 | fn run3(&mut self, value: C, value2: i32) -> &usize { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value2` [INFO] [stdout] --> tests/trait.rs:101:34 [INFO] [stdout] | [INFO] [stdout] 101 | fn run3(&mut self, value: C, value2: i32) -> &usize { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_value2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `entity2` is never read [INFO] [stdout] --> tests/trait.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Delegated { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 30 | entity2: Delegate2Impl, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 11.65s [INFO] running `Command { std: "docker" "inspect" "d6d7261d6e947c0a5a8abd3921256befd700eb74cb76620cf56036e0d81a9b5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6d7261d6e947c0a5a8abd3921256befd700eb74cb76620cf56036e0d81a9b5e", kill_on_drop: false }` [INFO] [stdout] d6d7261d6e947c0a5a8abd3921256befd700eb74cb76620cf56036e0d81a9b5e [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a61f8c43156b99eb97246724adb0c9737a1491b93784df3d7a3d7a641b88c339 [INFO] running `Command { std: "docker" "start" "-a" "a61f8c43156b99eb97246724adb0c9737a1491b93784df3d7a3d7a641b88c339", kill_on_drop: false }` [INFO] [stderr] warning: struct `DelegateImpl` is never constructed [INFO] [stderr] --> tests/generic.rs:12:8 [INFO] [stderr] | [INFO] [stderr] 12 | struct DelegateImpl; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: trait `Delegate` is never used [INFO] [stderr] --> tests/generic.rs:15:7 [INFO] [stderr] | [INFO] [stderr] 15 | trait Delegate { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Delegated` is never constructed [INFO] [stderr] --> tests/generic.rs:26:8 [INFO] [stderr] | [INFO] [stderr] 26 | struct Delegated { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `fmt::Debug` [INFO] [stderr] --> tests/trait.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{fmt::Debug, marker::PhantomData}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> tests/trait.rs:72:20 [INFO] [stderr] | [INFO] [stderr] 72 | fn run2(&self, value: usize) -> usize { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> tests/trait.rs:77:28 [INFO] [stderr] | [INFO] [stderr] 77 | fn run2_mut(&mut self, value: usize) -> usize { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> tests/trait.rs:85:20 [INFO] [stderr] | [INFO] [stderr] 85 | fn run2(&self, value: usize) -> usize { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> tests/trait.rs:90:28 [INFO] [stderr] | [INFO] [stderr] 90 | fn run2_mut(&mut self, value: usize) -> usize { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> tests/trait.rs:101:24 [INFO] [stderr] | [INFO] [stderr] 101 | fn run3(&mut self, value: C, value2: i32) -> &usize { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value2` [INFO] [stderr] --> tests/trait.rs:101:34 [INFO] [stderr] | [INFO] [stderr] 101 | fn run3(&mut self, value: C, value2: i32) -> &usize { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_value2` [INFO] [stderr] [INFO] [stderr] warning: field `entity2` is never read [INFO] [stderr] --> tests/trait.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 27 | pub struct Delegated { [INFO] [stderr] | --------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 30 | entity2: Delegate2Impl, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `fast_delegate` (test "generic") generated 3 warnings [INFO] [stderr] warning: `fast_delegate` (test "trait") generated 8 warnings (run `cargo fix --test "trait"` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fast_delegate-b2bc34131d07b731) [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] Running tests/associated_type.rs (/opt/rustwide/target/debug/deps/associated_type-6065163cfbc12823) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test main ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/const_types.rs (/opt/rustwide/target/debug/deps/const_types-1e56be365d3fb040) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test main ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/generic.rs (/opt/rustwide/target/debug/deps/generic-c1e62ca26814d39d) [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] Running tests/temp.rs (/opt/rustwide/target/debug/deps/temp-c8c7ee83e0a82a88) [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] Running tests/test.rs (/opt/rustwide/target/debug/deps/test-6334d1dc76bfa618) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/test2.rs (/opt/rustwide/target/debug/deps/test2-3c3af63b342866c3) [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] Running tests/trait.rs (/opt/rustwide/target/debug/deps/trait-eebe69c4bd557b1d) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::delegate_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests fast_delegate [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" "a61f8c43156b99eb97246724adb0c9737a1491b93784df3d7a3d7a641b88c339", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a61f8c43156b99eb97246724adb0c9737a1491b93784df3d7a3d7a641b88c339", kill_on_drop: false }` [INFO] [stdout] a61f8c43156b99eb97246724adb0c9737a1491b93784df3d7a3d7a641b88c339