[INFO] fetching crate shadow_counted 0.7.0...
[INFO] testing shadow_counted-0.7.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate shadow_counted 0.7.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate shadow_counted 0.7.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate shadow_counted 0.7.0
[INFO] tweaked toml for crates.io crate shadow_counted 0.7.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shadow_counted 0.7.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shadow_counted 0.7.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 099b4ebcf99f0ddfef8a870a8102eae379ff697e2b90516fdea9af165ec4433d
[INFO] running `Command { std: "docker" "start" "-a" "099b4ebcf99f0ddfef8a870a8102eae379ff697e2b90516fdea9af165ec4433d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "099b4ebcf99f0ddfef8a870a8102eae379ff697e2b90516fdea9af165ec4433d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "099b4ebcf99f0ddfef8a870a8102eae379ff697e2b90516fdea9af165ec4433d", kill_on_drop: false }`
[INFO] [stdout] 099b4ebcf99f0ddfef8a870a8102eae379ff697e2b90516fdea9af165ec4433d
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fce38fe75977b378d15f4be14bc61b87377f5e016f89c069690e59fbf825282
[INFO] running `Command { std: "docker" "start" "-a" "4fce38fe75977b378d15f4be14bc61b87377f5e016f89c069690e59fbf825282", kill_on_drop: false }`
[INFO] [stderr]    Compiling shadow_counted v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "4fce38fe75977b378d15f4be14bc61b87377f5e016f89c069690e59fbf825282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fce38fe75977b378d15f4be14bc61b87377f5e016f89c069690e59fbf825282", kill_on_drop: false }`
[INFO] [stdout] 4fce38fe75977b378d15f4be14bc61b87377f5e016f89c069690e59fbf825282
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41adb8eb19e31c50a364fcd8555b2af2e6846e58edd821ce71317a03d13938c1
[INFO] running `Command { std: "docker" "start" "-a" "41adb8eb19e31c50a364fcd8555b2af2e6846e58edd821ce71317a03d13938c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling shadow_counted v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "41adb8eb19e31c50a364fcd8555b2af2e6846e58edd821ce71317a03d13938c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41adb8eb19e31c50a364fcd8555b2af2e6846e58edd821ce71317a03d13938c1", kill_on_drop: false }`
[INFO] [stdout] 41adb8eb19e31c50a364fcd8555b2af2e6846e58edd821ce71317a03d13938c1
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e43fe5c5570d6f52af5cf4f968b17a7e8902c3d4426313cd80a2115abf31563f
[INFO] running `Command { std: "docker" "start" "-a" "e43fe5c5570d6f52af5cf4f968b17a7e8902c3d4426313cd80a2115abf31563f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shadow_counted-b5654a370e7de527)
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::commit_nonnested ... ok
[INFO] [stdout] test tests::test_commit ... ok
[INFO] [stdout] test tests::test_commit_twice ... ok
[INFO] [stdout] test tests::test_data_committed ... ok
[INFO] [stdout] test tests::test_empty_iterator ... ok
[INFO] [stdout] test tests::test_nested_data_cloned ... ok
[INFO] [stdout] test tests::test_supplement_mut ... ok
[INFO] [stdout] test tests::test_two_commits ... ok
[INFO] [stdout] test tests::test_empty ... ok
[INFO] [stdout] test tests::test_supplement_with_custom_data ... ok
[INFO] [stdout] test tests::test_basic_counting ... ok
[INFO] [stdout] test tests::test_shadow_count_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic_functionality.rs (/opt/rustwide/target/debug/deps/basic_functionality-4996d643d9f56a76)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_add_method ... ok
[INFO] [stdout] test test_count_simple_iteration ... ok
[INFO] [stdout] test test_counter_only_increments_on_next ... ok
[INFO] [stdout] test test_different_types ... ok
[INFO] [stdout] test test_empty_iterator_count ... ok
[INFO] [stdout] test test_into_inner_iter ... ok
[INFO] [stdout] test test_from_trait ... ok
[INFO] [stdout] test test_single_element ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/commit_behavior.rs (/opt/rustwide/target/debug/deps/commit_behavior-fe918c4238068342)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_commit_after_clone ... ok
[INFO] [stdout] test test_commit_propagates_count ... ok
[INFO] [stdout] test test_commit_with_add ... ok
[INFO] [stdout] test test_double_commit_fails ... ok
[INFO] [stdout] test test_commit_zero_iterations ... ok
[INFO] [stdout] test test_nested_created_at ... ok
[INFO] [stdout] test test_commit_returns_self_on_error ... ok
[INFO] [stdout] test test_commit_fails_on_root ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/complex_nesting_scenarios.rs (/opt/rustwide/target/debug/deps/complex_nesting_scenarios-ebee747fe13e6847)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_committed_sibling_survives_parent_abort ... ok
[INFO] [stderr]      Running tests/edge_cases.rs (/opt/rustwide/target/debug/deps/edge_cases-13db4c73c44de009)
[INFO] [stdout] test test_alternating_commits_and_aborts ... ok
[INFO] [stdout] test test_clone_one_commits_one_aborts ... ok
[INFO] [stdout] test test_complex_multi_branch_scenario ... ok
[INFO] [stdout] test test_deep_nesting_with_bottom_abort ... ok
[INFO] [stdout] test test_deep_nesting_with_middle_abort ... ok
[INFO] [stdout] test test_mixed_commit_and_abort_sequential ... ok
[INFO] [stdout] test test_mixed_empty_and_nonempty_commits_aborts ... ok
[INFO] [stdout] test test_nested_abort_doesnt_affect_parent ... ok
[INFO] [stdout] test test_very_deep_selective_commits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_clone_preserves_state ... ok
[INFO] [stdout] test test_cloned_iterators_independent ... ok
[INFO] [stdout] test test_add_zero ... ok
[INFO] [stdout] test test_counter_with_iterator_adapters ... ok
[INFO] [stdout] test test_large_counter_values ... ok
[INFO] [stdout] test test_multiple_adds ... ok
[INFO] [stdout] test test_nest_nonempty_into_empty ... ok
[INFO] [stdout] test test_nest_empty_into_nonempty ... ok
[INFO] [stdout] test test_many_items ... ok
[INFO] [stdout] test test_very_deep_nesting ... ok
[INFO] [stdout] test test_partial_consumption ... ok
[INFO] [stdout] test test_zst_iterator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/nesting.rs (/opt/rustwide/target/debug/deps/nesting-2602be0341f814f8)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_nested_isolation_before_commit ... ok
[INFO] [stdout] test test_deep_nesting ... ok
[INFO] [stdout] test test_multiple_sequential_nesting ... ok
[INFO] [stdout] test test_commit_without_consuming ... ok
[INFO] [stdout] test test_simple_nesting ... ok
[INFO] [stderr]      Running tests/supplemental_data.rs (/opt/rustwide/target/debug/deps/supplemental_data-0604fe334eec5184)
[INFO] [stdout] test test_nesting_with_empty ... ok
[INFO] [stdout] test test_parent_continues_after_nested ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_commit_trait_invoked ... ok
[INFO] [stdout] test test_data_cloned_to_nested ... ok
[INFO] [stdout] test test_arc_supplement ... ok
[INFO] [stdout] test test_multilevel_nesting_with_data ... ok
[INFO] [stdout] test test_nested_data_isolation ... ok
[INFO] [stdout] test test_new_with_data ... ok
[INFO] [stdout] test test_commit_trait_accumulation ... ok
[INFO] [stdout] test test_rc_supplement ... ok
[INFO] [stdout] test test_data_persists_through_iteration ... ok
[INFO] [stdout] test test_supplement_access ... ok
[INFO] [stdout] test test_unit_type_default ... ok
[INFO] [stdout] test test_supplement_mut_modification ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shadow_counted
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/lib.rs - Commit (line 16) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'a,I,S>::new_with (line 93) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'a,I,S>::new (line 74) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'a,I,S>::new_nested (line 165) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'_,I,S> (line 386) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'a,I,S>::commit (line 257) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'_,I,S>::add (line 306) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'_,I,S>::counter (line 323) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'a,I,S>::into_inner_iter (line 283) ... ok
[INFO] [stdout] test src/lib.rs - IntoShadowCounted::nested_shadow_counted (line 438) ... ok
[INFO] [stdout] test src/lib.rs - IntoShadowCounted (line 414) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'_,I,S> (line 361) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'a,I,S>::new_nested_with (line 206) ... ok
[INFO] [stdout] test src/lib.rs - (line 87) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'a,I,S>::supplement_mut (line 137) ... ok
[INFO] [stdout] test src/lib.rs - ShadowCountedIter<'a,I,S>::supplement (line 118) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e43fe5c5570d6f52af5cf4f968b17a7e8902c3d4426313cd80a2115abf31563f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e43fe5c5570d6f52af5cf4f968b17a7e8902c3d4426313cd80a2115abf31563f", kill_on_drop: false }`
[INFO] [stdout] e43fe5c5570d6f52af5cf4f968b17a7e8902c3d4426313cd80a2115abf31563f