[INFO] fetching crate more-options 3.3.0... [INFO] testing more-options-3.3.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate more-options 3.3.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate more-options 3.3.0 [INFO] finished tweaking crates.io crate more-options 3.3.0 [INFO] tweaked toml for crates.io crate more-options 3.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate more-options 3.3.0 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 64 packages to latest compatible versions [INFO] [stderr] Adding test-case v2.2.2 (available: v3.3.1) [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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7dbf59453c2a1e12cd43803904a830cba07e210e801db973b7e855638f561e78 [INFO] running `Command { std: "docker" "start" "-a" "7dbf59453c2a1e12cd43803904a830cba07e210e801db973b7e855638f561e78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7dbf59453c2a1e12cd43803904a830cba07e210e801db973b7e855638f561e78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dbf59453c2a1e12cd43803904a830cba07e210e801db973b7e855638f561e78", kill_on_drop: false }` [INFO] [stdout] 7dbf59453c2a1e12cd43803904a830cba07e210e801db973b7e855638f561e78 [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=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] f92eedecb076aea8135333e4813b4473008384178b0e49ce0d7af1c60f29ccbd [INFO] running `Command { std: "docker" "start" "-a" "f92eedecb076aea8135333e4813b4473008384178b0e49ce0d7af1c60f29ccbd", kill_on_drop: false }` [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling mio v0.8.11 [INFO] [stderr] Compiling filetime v0.2.26 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling inotify v0.9.6 [INFO] [stderr] Compiling notify v6.1.1 [INFO] [stderr] Compiling more-changetoken v2.0.1 [INFO] [stderr] Compiling more-options v3.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/monitor.rs:10:35 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Subscription(Arc, Ref) + Send + Sync>); [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [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 2.28s [INFO] running `Command { std: "docker" "inspect" "f92eedecb076aea8135333e4813b4473008384178b0e49ce0d7af1c60f29ccbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f92eedecb076aea8135333e4813b4473008384178b0e49ce0d7af1c60f29ccbd", kill_on_drop: false }` [INFO] [stdout] f92eedecb076aea8135333e4813b4473008384178b0e49ce0d7af1c60f29ccbd [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=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] 28cb0b596c20c5efe577ca04d7fed49802e4bf73da01446c526b19c845833e5e [INFO] running `Command { std: "docker" "start" "-a" "28cb0b596c20c5efe577ca04d7fed49802e4bf73da01446c526b19c845833e5e", kill_on_drop: false }` [INFO] [stderr] Compiling more-di v3.1.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling test-case-macros v2.2.2 [INFO] [stderr] Compiling test-case v2.2.2 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling more-config v2.1.5 [INFO] [stderr] Compiling more-options v3.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/monitor.rs:10:35 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Subscription(Arc, Ref) + Send + Sync>); [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [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 8.84s [INFO] running `Command { std: "docker" "inspect" "28cb0b596c20c5efe577ca04d7fed49802e4bf73da01446c526b19c845833e5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28cb0b596c20c5efe577ca04d7fed49802e4bf73da01446c526b19c845833e5e", kill_on_drop: false }` [INFO] [stdout] 28cb0b596c20c5efe577ca04d7fed49802e4bf73da01446c526b19c845833e5e [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=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] e961ff81b994aafd77d174f0284aed8a747595b4a3e1bb87e01baa4c2940f876 [INFO] running `Command { std: "docker" "start" "-a" "e961ff81b994aafd77d174f0284aed8a747595b4a3e1bb87e01baa4c2940f876", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stdout] [INFO] [stderr] --> src/monitor.rs:10:35 [INFO] [stdout] running 8 tests [INFO] [stderr] | [INFO] [stderr] 10 | pub struct Subscription(Arc, Ref) + Send + Sync>); [INFO] [stderr] | ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `more-options` (lib test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/options-10ad5ba867b9ac2d) [INFO] [stdout] test monitor::tests::monitored_options_should_update_when_source_changes ... ok [INFO] [stdout] test validate::tests::fail_many_should_return_joined_message ... ok [INFO] [stdout] test validate::tests::skip_should_indicate_skipped ... ok [INFO] [stdout] test validate::tests::fail_should_return_message ... ok [INFO] [stdout] test validate::tests::to_string_should_return_message ... ok [INFO] [stdout] test validate::tests::success_should_indicate_succeed ... ok [INFO] [stdout] test validate::tests::fail_should_return_failed ... ok [INFO] [stdout] test validate::tests::fail_many_should_return_failures ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e961ff81b994aafd77d174f0284aed8a747595b4a3e1bb87e01baa4c2940f876", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e961ff81b994aafd77d174f0284aed8a747595b4a3e1bb87e01baa4c2940f876", kill_on_drop: false }` [INFO] [stdout] e961ff81b994aafd77d174f0284aed8a747595b4a3e1bb87e01baa4c2940f876