[INFO] fetching crate wacky_traits 2.0.0... [INFO] testing wacky_traits-2.0.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate wacky_traits 2.0.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate wacky_traits 2.0.0 [INFO] finished tweaking crates.io crate wacky_traits 2.0.0 [INFO] tweaked toml for crates.io crate wacky_traits 2.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate wacky_traits 2.0.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4fa7510c32fd2ea5d8933b5b1437466ca382db334c78e187a279ae3170d54aaf [INFO] running `Command { std: "docker" "start" "-a" "4fa7510c32fd2ea5d8933b5b1437466ca382db334c78e187a279ae3170d54aaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4fa7510c32fd2ea5d8933b5b1437466ca382db334c78e187a279ae3170d54aaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fa7510c32fd2ea5d8933b5b1437466ca382db334c78e187a279ae3170d54aaf", kill_on_drop: false }` [INFO] [stdout] 4fa7510c32fd2ea5d8933b5b1437466ca382db334c78e187a279ae3170d54aaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc74f951d1987cfddb41be2f0af57588667855e3a222a0e42b9fa17fc26396ec [INFO] running `Command { std: "docker" "start" "-a" "fc74f951d1987cfddb41be2f0af57588667855e3a222a0e42b9fa17fc26396ec", kill_on_drop: false }` [INFO] [stderr] Compiling wacky_traits v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `Collector` is never used [INFO] [stdout] --> src/in_out/collector.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait Collector:Mapper{ [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 `Collectable` is never used [INFO] [stdout] --> src/in_out/collector.rs:13:11 [INFO] [stdout] | [INFO] [stdout] 13 | pub trait Collectable { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FnCollector` is never constructed [INFO] [stdout] --> src/in_out/collectors.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct FnCollector(pub TFn); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FnMutCollector` is never constructed [INFO] [stdout] --> src/in_out/collectors.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct FnMutCollector(pub TFn); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MapperCollector` is never constructed [INFO] [stdout] --> src/in_out/collectors.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 67 | pub struct MapperCollector(pub TMapper,pub TCollector); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Mapper` is never used [INFO] [stdout] --> src/in_out/mapper.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait Mapper{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AsSelf` is never constructed [INFO] [stdout] --> src/in_out/mappers.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct AsSelf; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MapperMapper` is never constructed [INFO] [stdout] --> src/in_out/mappers.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct MapperMapper(pub TMapperA,pub TMapperB); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "fc74f951d1987cfddb41be2f0af57588667855e3a222a0e42b9fa17fc26396ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc74f951d1987cfddb41be2f0af57588667855e3a222a0e42b9fa17fc26396ec", kill_on_drop: false }` [INFO] [stdout] fc74f951d1987cfddb41be2f0af57588667855e3a222a0e42b9fa17fc26396ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9213199626e098c8ca2fec677aa5c6b5261e2275196a081930a1b01335602e09 [INFO] running `Command { std: "docker" "start" "-a" "9213199626e098c8ca2fec677aa5c6b5261e2275196a081930a1b01335602e09", kill_on_drop: false }` [INFO] [stderr] Compiling wacky_traits v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `Collector` is never used [INFO] [stdout] --> src/in_out/collector.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait Collector:Mapper{ [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 `Collectable` is never used [INFO] [stdout] --> src/in_out/collector.rs:13:11 [INFO] [stdout] | [INFO] [stdout] 13 | pub trait Collectable { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FnCollector` is never constructed [INFO] [stdout] --> src/in_out/collectors.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct FnCollector(pub TFn); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FnMutCollector` is never constructed [INFO] [stdout] --> src/in_out/collectors.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct FnMutCollector(pub TFn); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MapperCollector` is never constructed [INFO] [stdout] --> src/in_out/collectors.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 67 | pub struct MapperCollector(pub TMapper,pub TCollector); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Mapper` is never used [INFO] [stdout] --> src/in_out/mapper.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait Mapper{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AsSelf` is never constructed [INFO] [stdout] --> src/in_out/mappers.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct AsSelf; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MapperMapper` is never constructed [INFO] [stdout] --> src/in_out/mappers.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct MapperMapper(pub TMapperA,pub TMapperB); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Collector` is never used [INFO] [stdout] --> src/in_out/collector.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait Collector:Mapper{ [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 `Collectable` is never used [INFO] [stdout] --> src/in_out/collector.rs:13:11 [INFO] [stdout] | [INFO] [stdout] 13 | pub trait Collectable { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FnCollector` is never constructed [INFO] [stdout] --> src/in_out/collectors.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct FnCollector(pub TFn); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FnMutCollector` is never constructed [INFO] [stdout] --> src/in_out/collectors.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct FnMutCollector(pub TFn); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MapperCollector` is never constructed [INFO] [stdout] --> src/in_out/collectors.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 67 | pub struct MapperCollector(pub TMapper,pub TCollector); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Mapper` is never used [INFO] [stdout] --> src/in_out/mapper.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait Mapper{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AsSelf` is never constructed [INFO] [stdout] --> src/in_out/mappers.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct AsSelf; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MapperMapper` is never constructed [INFO] [stdout] --> src/in_out/mappers.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct MapperMapper(pub TMapperA,pub TMapperB); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "9213199626e098c8ca2fec677aa5c6b5261e2275196a081930a1b01335602e09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9213199626e098c8ca2fec677aa5c6b5261e2275196a081930a1b01335602e09", kill_on_drop: false }` [INFO] [stdout] 9213199626e098c8ca2fec677aa5c6b5261e2275196a081930a1b01335602e09 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 83a320568a5b72b2bd5e3f637825f95bc16973b6b8e482782161c4c0b127143f [INFO] running `Command { std: "docker" "start" "-a" "83a320568a5b72b2bd5e3f637825f95bc16973b6b8e482782161c4c0b127143f", kill_on_drop: false }` [INFO] [stderr] warning: trait `Collector` is never used [INFO] [stderr] --> src/in_out/collector.rs:5:11 [INFO] [stderr] | [INFO] [stderr] 5 | pub trait Collector:Mapper{ [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: trait `Collectable` is never used [INFO] [stderr] --> src/in_out/collector.rs:13:11 [INFO] [stderr] | [INFO] [stderr] 13 | pub trait Collectable { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `FnCollector` is never constructed [INFO] [stderr] --> src/in_out/collectors.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct FnCollector(pub TFn); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `FnMutCollector` is never constructed [INFO] [stderr] --> src/in_out/collectors.rs:27:12 [INFO] [stderr] | [INFO] [stderr] 27 | pub struct FnMutCollector(pub TFn); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `MapperCollector` is never constructed [INFO] [stderr] --> src/in_out/collectors.rs:67:12 [INFO] [stderr] | [INFO] [stderr] 67 | pub struct MapperCollector(pub TMapper,pub TCollector); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Mapper` is never used [INFO] [stderr] --> src/in_out/mapper.rs:8:11 [INFO] [stderr] | [INFO] [stderr] 8 | pub trait Mapper{ [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `AsSelf` is never constructed [INFO] [stderr] --> src/in_out/mappers.rs:5:12 [INFO] [stderr] | [INFO] [stderr] 5 | pub struct AsSelf; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `MapperMapper` is never constructed [INFO] [stderr] --> src/in_out/mappers.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub struct MapperMapper(pub TMapperA,pub TMapperB); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `wacky_traits` (lib) generated 8 warnings [INFO] [stderr] warning: `wacky_traits` (lib test) generated 8 warnings (8 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wacky_traits-d34f3aab0d88b771) [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 wacky_traits [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" "83a320568a5b72b2bd5e3f637825f95bc16973b6b8e482782161c4c0b127143f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83a320568a5b72b2bd5e3f637825f95bc16973b6b8e482782161c4c0b127143f", kill_on_drop: false }` [INFO] [stdout] 83a320568a5b72b2bd5e3f637825f95bc16973b6b8e482782161c4c0b127143f