[INFO] fetching crate rbl_circular_buffer 0.1.2...
[INFO] testing rbl_circular_buffer-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rbl_circular_buffer 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rbl_circular_buffer 0.1.2
[INFO] finished tweaking crates.io crate rbl_circular_buffer 0.1.2
[INFO] tweaked toml for crates.io crate rbl_circular_buffer 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbl_circular_buffer 0.1.2 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] 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 98 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding proptest v0.9.6 (available: v1.8.0)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d03dd30780747c24d79a81015cf6848b82a149b91f31a651fcf6e0a15e54c0e0
[INFO] running `Command { std: "docker" "start" "-a" "d03dd30780747c24d79a81015cf6848b82a149b91f31a651fcf6e0a15e54c0e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d03dd30780747c24d79a81015cf6848b82a149b91f31a651fcf6e0a15e54c0e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d03dd30780747c24d79a81015cf6848b82a149b91f31a651fcf6e0a15e54c0e0", kill_on_drop: false }`
[INFO] [stdout] d03dd30780747c24d79a81015cf6848b82a149b91f31a651fcf6e0a15e54c0e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2d8b6edccec04b639779b7f935b8a3450220365b0116ab0983f7ef67a8eb3d18
[INFO] running `Command { std: "docker" "start" "-a" "2d8b6edccec04b639779b7f935b8a3450220365b0116ab0983f7ef67a8eb3d18", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbl_circular_buffer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "2d8b6edccec04b639779b7f935b8a3450220365b0116ab0983f7ef67a8eb3d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d8b6edccec04b639779b7f935b8a3450220365b0116ab0983f7ef67a8eb3d18", kill_on_drop: false }`
[INFO] [stdout] 2d8b6edccec04b639779b7f935b8a3450220365b0116ab0983f7ef67a8eb3d18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f96c78ce20d6190bd5afc6549c432acb614e32ff4700a20bb44fa68deec08d95
[INFO] running `Command { std: "docker" "start" "-a" "f96c78ce20d6190bd5afc6549c432acb614e32ff4700a20bb44fa68deec08d95", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.9.6
[INFO] [stderr]    Compiling rbl_circular_buffer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.54s
[INFO] running `Command { std: "docker" "inspect" "f96c78ce20d6190bd5afc6549c432acb614e32ff4700a20bb44fa68deec08d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96c78ce20d6190bd5afc6549c432acb614e32ff4700a20bb44fa68deec08d95", kill_on_drop: false }`
[INFO] [stdout] f96c78ce20d6190bd5afc6549c432acb614e32ff4700a20bb44fa68deec08d95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 83951d3297d82c83e2f5bf17f6734ee446d01bf2b258c5e686f8e0f03aba8662
[INFO] running `Command { std: "docker" "start" "-a" "83951d3297d82c83e2f5bf17f6734ee446d01bf2b258c5e686f8e0f03aba8662", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rbl_circular_buffer-f6f708dc84024d4c)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::empty_buffer_has_len_zero ... ok
[INFO] [stdout] test tests::fast_fill_test2 ... ok
[INFO] [stdout] test tests::adding_to_size_one_works ... ok
[INFO] [stdout] test tests::fast_fill_test1 ... ok
[INFO] [stdout] test tests::insert_one_element_and_removing_it ... ok
[INFO] [stdout] test tests::insert_too_many_elements_will_return_zero_empty_spots ... ok
[INFO] [stdout] test tests::size_2_adding_3_remove_2_add_1_remove_0 ... ok
[INFO] [stdout] test tests::removing_more_element_than_capacity ... ok
[INFO] [stdout] test tests::test_clone ... ok
[INFO] [stdout] test tests::test_display ... ok
[INFO] [stdout] test tests::try_to_fill_on_full_vector ... ok
[INFO] [stdout] test tests::insert_one_element_return_len_minus_one ... ok
[INFO] [stdout] test tests::size_2_adding_to_size_2 ... ok
[INFO] [stdout] test tests::copy_works_as_expected ... ok
[INFO] [stdout] test tests::the_len_of_the_buffer_is_always_between_0_and_the_max_requested ... ok
[INFO] [stdout] test tests::fast_fill_vs_fill ... ok
[INFO] [stdout] test tests::keep_track_of_values ... ok
[INFO] [stderr]    Doc-tests rbl_circular_buffer
[INFO] [stdout] test tests::keep_track_of_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 69) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83951d3297d82c83e2f5bf17f6734ee446d01bf2b258c5e686f8e0f03aba8662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83951d3297d82c83e2f5bf17f6734ee446d01bf2b258c5e686f8e0f03aba8662", kill_on_drop: false }`
[INFO] [stdout] 83951d3297d82c83e2f5bf17f6734ee446d01bf2b258c5e686f8e0f03aba8662