[INFO] fetching crate rbl_circular_buffer 0.1.2...
[INFO] testing rbl_circular_buffer-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rbl_circular_buffer 0.1.2 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate rbl_circular_buffer 0.1.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-33/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85f3f3129f4837adc676f96b9d28183929e4135eaab7d7212cd60445d7174834
[INFO] running `Command { std: "docker" "start" "-a" "85f3f3129f4837adc676f96b9d28183929e4135eaab7d7212cd60445d7174834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85f3f3129f4837adc676f96b9d28183929e4135eaab7d7212cd60445d7174834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f3f3129f4837adc676f96b9d28183929e4135eaab7d7212cd60445d7174834", kill_on_drop: false }`
[INFO] [stdout] 85f3f3129f4837adc676f96b9d28183929e4135eaab7d7212cd60445d7174834
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec83e64ef53e840e7b8e39991e8953ab2225a7fb7ba9745f5dc4518166a68002
[INFO] running `Command { std: "docker" "start" "-a" "ec83e64ef53e840e7b8e39991e8953ab2225a7fb7ba9745f5dc4518166a68002", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbl_circular_buffer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "ec83e64ef53e840e7b8e39991e8953ab2225a7fb7ba9745f5dc4518166a68002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec83e64ef53e840e7b8e39991e8953ab2225a7fb7ba9745f5dc4518166a68002", kill_on_drop: false }`
[INFO] [stdout] ec83e64ef53e840e7b8e39991e8953ab2225a7fb7ba9745f5dc4518166a68002
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95f2777f9a03a11fe80f7fe7fe137e13cd08eb378d22a306da36d3ea42d12190
[INFO] running `Command { std: "docker" "start" "-a" "95f2777f9a03a11fe80f7fe7fe137e13cd08eb378d22a306da36d3ea42d12190", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling proptest v0.9.6
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling rbl_circular_buffer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 33.77s
[INFO] running `Command { std: "docker" "inspect" "95f2777f9a03a11fe80f7fe7fe137e13cd08eb378d22a306da36d3ea42d12190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95f2777f9a03a11fe80f7fe7fe137e13cd08eb378d22a306da36d3ea42d12190", kill_on_drop: false }`
[INFO] [stdout] 95f2777f9a03a11fe80f7fe7fe137e13cd08eb378d22a306da36d3ea42d12190
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db11b02a19766b5e3381704e6aadc2c6ff3a2a822825a97c193783ea904475fe
[INFO] running `Command { std: "docker" "start" "-a" "db11b02a19766b5e3381704e6aadc2c6ff3a2a822825a97c193783ea904475fe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rbl_circular_buffer-4b790a24cd002424)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::adding_to_size_one_works ... ok
[INFO] [stdout] test tests::copy_works_as_expected ... ok
[INFO] [stdout] test tests::empty_buffer_has_len_zero ... ok
[INFO] [stdout] test tests::fast_fill_test1 ... ok
[INFO] [stdout] test tests::fast_fill_test2 ... ok
[INFO] [stdout] test tests::insert_one_element_return_len_minus_one ... 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::removing_more_element_than_capacity ... ok
[INFO] [stdout] test tests::size_2_adding_to_size_2 ... ok
[INFO] [stdout] test tests::size_2_adding_3_remove_2_add_1_remove_0 ... 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::the_len_of_the_buffer_is_always_between_0_and_the_max_requested ... ok
[INFO] [stdout] test tests::keep_track_of_len ... ok
[INFO] [stdout] test tests::fast_fill_vs_fill ... ok
[INFO] [stdout] test tests::keep_track_of_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rbl_circular_buffer
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] test src/lib.rs - (line 69) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db11b02a19766b5e3381704e6aadc2c6ff3a2a822825a97c193783ea904475fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db11b02a19766b5e3381704e6aadc2c6ff3a2a822825a97c193783ea904475fe", kill_on_drop: false }`
[INFO] [stdout] db11b02a19766b5e3381704e6aadc2c6ff3a2a822825a97c193783ea904475fe