[INFO] fetching crate ref_iter 0.4.2...
[INFO] testing ref_iter-0.4.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ref_iter 0.4.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ref_iter 0.4.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ref_iter 0.4.2
[INFO] tweaked toml for crates.io crate ref_iter 0.4.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ref_iter 0.4.2 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] crate crates.io crate ref_iter 0.4.2 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" "+beta-2025-09-21" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 670d30e494132db31e0d23bd32145511d524a6aabd4f8970bdfb3e8c3227fc8e
[INFO] running `Command { std: "docker" "start" "-a" "670d30e494132db31e0d23bd32145511d524a6aabd4f8970bdfb3e8c3227fc8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "670d30e494132db31e0d23bd32145511d524a6aabd4f8970bdfb3e8c3227fc8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670d30e494132db31e0d23bd32145511d524a6aabd4f8970bdfb3e8c3227fc8e", kill_on_drop: false }`
[INFO] [stdout] 670d30e494132db31e0d23bd32145511d524a6aabd4f8970bdfb3e8c3227fc8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b2567930744687cc84f2ba65a167358dab97324208efef3cd052b825685bdd3f
[INFO] running `Command { std: "docker" "start" "-a" "b2567930744687cc84f2ba65a167358dab97324208efef3cd052b825685bdd3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling ref_iter_macro v0.3.1
[INFO] [stderr]    Compiling ref_iter v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.84s
[INFO] running `Command { std: "docker" "inspect" "b2567930744687cc84f2ba65a167358dab97324208efef3cd052b825685bdd3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2567930744687cc84f2ba65a167358dab97324208efef3cd052b825685bdd3f", kill_on_drop: false }`
[INFO] [stdout] b2567930744687cc84f2ba65a167358dab97324208efef3cd052b825685bdd3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 999b5cfc3658620573ffdc85d28b76ae408f3a8f8a7528c01c90ec318e363b3d
[INFO] running `Command { std: "docker" "start" "-a" "999b5cfc3658620573ffdc85d28b76ae408f3a8f8a7528c01c90ec318e363b3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref_iter v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "999b5cfc3658620573ffdc85d28b76ae408f3a8f8a7528c01c90ec318e363b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "999b5cfc3658620573ffdc85d28b76ae408f3a8f8a7528c01c90ec318e363b3d", kill_on_drop: false }`
[INFO] [stdout] 999b5cfc3658620573ffdc85d28b76ae408f3a8f8a7528c01c90ec318e363b3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a61f34947b2e0b8b965ef5cbafa51f35382758a4a34fd17dd3f91c5d1554f0fe
[INFO] running `Command { std: "docker" "start" "-a" "a61f34947b2e0b8b965ef5cbafa51f35382758a4a34fd17dd3f91c5d1554f0fe", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ref_iter-bb4c0d87004ebb56)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/macros.rs (/opt/rustwide/target/debug/deps/macros-1e7109e1618499d8)
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test for_ref_mut_kv ... ok
[INFO] [stdout] test for_ref_kv ... ok
[INFO] [stdout] test for_ref_mut ... ok
[INFO] [stdout] test for_ref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ref_iter
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/traits/ref_iterator.rs - traits::ref_iterator::RefIterator::eq (line 109) ... ok
[INFO] [stdout] test src/traits/ref_iterator.rs - traits::ref_iterator::RefIterator::imap (line 87) ... ok
[INFO] [stdout] test src/macros/import.rs - macros::import::for_ref (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/macros/import.rs - macros::import::for_ref_mut_kv (line 83) ... ok
[INFO] [stdout] test src/traits/ref_iterator.rs - traits::ref_iterator::RefIterator::iflat_map (line 60) ... ok
[INFO] [stdout] test src/traits/ref_iterator.rs - traits::ref_iterator::RefIterator::next (line 22) ... ok
[INFO] [stdout] test src/macros/import.rs - macros::import::for_ref_mut (line 56) ... ok
[INFO] [stdout] test src/types/ref_mut_iter.rs - types::ref_mut_iter::RefMutIter (line 12) ... ok
[INFO] [stdout] test src/traits/ref_kv_iterator.rs - traits::ref_kv_iterator::RefKvIterator::next (line 22) ... ok
[INFO] [stdout] test src/macros/import.rs - macros::import::for_ref_kv (line 33) ... ok
[INFO] [stdout] test src/traits/ref_mut_kv_iterator.rs - traits::ref_mut_kv_iterator::RefMutKvIterator::next_mut (line 15) ... ok
[INFO] [stdout] test src/traits/ref_iterator.rs - traits::ref_iterator::RefIterator::icloned (line 39) ... ok
[INFO] [stdout] test src/traits/ref_iterator_base.rs - traits::ref_iterator_base::RefIteratorBase::size_hint (line 15) ... ok
[INFO] [stdout] test src/types/into_ref_iter.rs - types::into_ref_iter::IntoRefIter (line 10) ... ok
[INFO] [stdout] test src/types/into_ref_mut_iter.rs - types::into_ref_mut_iter::IntoRefMutIter (line 10) ... ok
[INFO] [stdout] test src/traits/ref_mut_iterator.rs - traits::ref_mut_iterator::RefMutIterator::next_mut (line 17) ... ok
[INFO] [stdout] test src/traits/ref_kv_iterator.rs - traits::ref_kv_iterator::RefKvIterator::imap (line 40) ... ok
[INFO] [stdout] test src/types/ref_iter.rs - types::ref_iter::RefIter (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/../tests_compile_fail/mod.rs - tests_compile_fail::_for_ref_mut (line 26) - compile fail ... ok
[INFO] [stdout] test src/../tests_compile_fail/mod.rs - tests_compile_fail::_for_ref (line 7) - compile fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.27s; merged doctests compilation took 1.04s
[INFO] running `Command { std: "docker" "inspect" "a61f34947b2e0b8b965ef5cbafa51f35382758a4a34fd17dd3f91c5d1554f0fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a61f34947b2e0b8b965ef5cbafa51f35382758a4a34fd17dd3f91c5d1554f0fe", kill_on_drop: false }`
[INFO] [stdout] a61f34947b2e0b8b965ef5cbafa51f35382758a4a34fd17dd3f91c5d1554f0fe