[INFO] fetching crate file_backed 0.6.3...
[INFO] testing file_backed-0.6.3 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate file_backed 0.6.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate file_backed 0.6.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate file_backed 0.6.3
[INFO] tweaked toml for crates.io crate file_backed 0.6.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate file_backed 0.6.3 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate file_backed 0.6.3 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0f28f44bf42be63d4b1d590b79f0a8b3a58f22051e3f0b5105b8d4016fc61ba
[INFO] running `Command { std: "docker" "start" "-a" "c0f28f44bf42be63d4b1d590b79f0a8b3a58f22051e3f0b5105b8d4016fc61ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0f28f44bf42be63d4b1d590b79f0a8b3a58f22051e3f0b5105b8d4016fc61ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0f28f44bf42be63d4b1d590b79f0a8b3a58f22051e3f0b5105b8d4016fc61ba", kill_on_drop: false }`
[INFO] [stdout] c0f28f44bf42be63d4b1d590b79f0a8b3a58f22051e3f0b5105b8d4016fc61ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5a49dcc14eb7a4ad9a08e40c56592b1564f8ec9f55cffbde9aa679561d40b7b
[INFO] running `Command { std: "docker" "start" "-a" "e5a49dcc14eb7a4ad9a08e40c56592b1564f8ec9f55cffbde9aa679561d40b7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling index_list v0.2.16
[INFO] [stderr]    Compiling consume_on_drop v0.1.1
[INFO] [stderr]    Compiling get_mut_drop_weak v0.1.1
[INFO] [stderr]    Compiling cutoff_list v0.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling uuid v1.18.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling file_backed v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.61s
[INFO] running `Command { std: "docker" "inspect" "e5a49dcc14eb7a4ad9a08e40c56592b1564f8ec9f55cffbde9aa679561d40b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5a49dcc14eb7a4ad9a08e40c56592b1564f8ec9f55cffbde9aa679561d40b7b", kill_on_drop: false }`
[INFO] [stdout] e5a49dcc14eb7a4ad9a08e40c56592b1564f8ec9f55cffbde9aa679561d40b7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2742f984ab138d10557cd5704fb8ac21770bc8362999332469503452c9d29a6
[INFO] running `Command { std: "docker" "start" "-a" "e2742f984ab138d10557cd5704fb8ac21770bc8362999332469503452c9d29a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tempfile v3.21.0
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling file_backed v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.30s
[INFO] running `Command { std: "docker" "inspect" "e2742f984ab138d10557cd5704fb8ac21770bc8362999332469503452c9d29a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2742f984ab138d10557cd5704fb8ac21770bc8362999332469503452c9d29a6", kill_on_drop: false }`
[INFO] [stdout] e2742f984ab138d10557cd5704fb8ac21770bc8362999332469503452c9d29a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54c0fbd02375ced1ec6791cc0a423ee650d771c5bc93fba544455abef9d44e83
[INFO] running `Command { std: "docker" "start" "-a" "54c0fbd02375ced1ec6791cc0a423ee650d771c5bc93fba544455abef9d44e83", kill_on_drop: false }`
[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] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test test_blocking_register_success ... ok
[INFO] [stdout] test test_blocking_load_success ... ok
[INFO] [stdout] test test_blocking_save_convenience ... ok
[INFO] [stdout] test test_blocking_save_more_items_than_max_simultaneous ... ok
[INFO] [stdout] test test_blocking_register_same_persisted_key_twice ... ok
[INFO] [stdout] test test_blocking_save_many_deletions_exceeding_limit ... ok
[INFO] [stdout] test test_async_make_mut_unique_no_clone ... ok
[INFO] [stdout] test test_blocking_make_mut_shared_clones ... ok
[INFO] [stdout] test test_blocking_try_load_mut_success ... ok
[INFO] [stdout] test test_blocking_save_skips_already_persisted ... ok
[INFO] [stdout] test test_blocking_write_now_success ... ok
[INFO] [stdout] test test_insert_and_load_async ... ok
[INFO] [stdout] test test_blocking_try_load_mut_triggers_load_if_not_cached ... ok
[INFO] [stdout] test test_eviction_triggers_store_reload_triggers_load ... ok
[INFO] [stdout] test test_load_returns_from_cache_if_present ... ok
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/file_backed-07a654edddc5e1fd)
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-53b9f34f9c0e4bde)
[INFO] [stdout] test test_guard_held_item_evicted_then_dumped_on_guard_drop ... ok
[INFO] [stdout] test test_blocking_persist_success ... ok
[INFO] [stdout] test test_blocking_make_mut_success_unique ... ok
[INFO] [stdout] test test_lru_strict_half_behavior_on_access ... ok
[INFO] [stdout] test test_persist_is_noop_if_already_persisted ... ok
[INFO] [stdout] test test_make_mut_shared_clones_no_delete_during_call ... ok
[INFO] [stdout] test test_register_fails_if_key_not_in_tracked_path ... ok
[INFO] [stdout] test test_register_does_not_load_or_store_first_load_does ... ok
[INFO] [stdout] test test_persist_triggers_store_if_not_written_noop_if_done ... ok
[INFO] [stdout] test test_register_same_persisted_key_twice ... ok
[INFO] [stdout] test test_try_load_fails_when_not_cached ... ok
[INFO] [stdout] test test_sync_try_load_mut_success_when_cached ... ok
[INFO] [stdout] test test_try_load_mut_fails_if_not_unique ... ok
[INFO] [stdout] test test_try_load_mut_unique_deletes_original_temp ... ok
[INFO] [stdout] test test_try_load_mut_unique_original_not_written ... ok
[INFO] [stdout] test test_try_load_mut_triggers_load_if_not_cached ... ok
[INFO] [stdout] test test_try_load_success_when_cached ... ok
[INFO] [stdout] test test_write_now_triggers_store_drop_triggers_delete ... ok
[INFO] [stdout] test test_try_load_fails_while_store_is_running_for_eviction ... ok
[INFO] [stdout] test test_sync_try_load_mut_fails_while_store_is_running_for_eviction ... ok
[INFO] [stdout] test test_load_triggers_blocking_load_if_not_cached ... ok
[INFO] [stdout] test test_item_dropped_during_eviction_write_triggers_delete ... ok
[INFO] [stdout] test test_sync_try_load_mut_fails_when_not_cached ... ok
[INFO] [stderr]    Doc-tests file_backed
[INFO] [stdout] test stress_saturated_blocking_pool ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.82s
[INFO] [stdout] 
[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" "54c0fbd02375ced1ec6791cc0a423ee650d771c5bc93fba544455abef9d44e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c0fbd02375ced1ec6791cc0a423ee650d771c5bc93fba544455abef9d44e83", kill_on_drop: false }`
[INFO] [stdout] 54c0fbd02375ced1ec6791cc0a423ee650d771c5bc93fba544455abef9d44e83