[INFO] fetching crate petname 1.1.2...
[INFO] testing petname-1.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate petname 1.1.2 into /workspace/builds/worker-110/source
[INFO] validating manifest of crates.io crate petname 1.1.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate petname 1.1.2
[INFO] finished tweaking crates.io crate petname 1.1.2
[INFO] tweaked toml for crates.io crate petname 1.1.2 written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate crates.io crate petname 1.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 357e126df7f9d4abadc7287dd3d4eb4fc880ad2b31fa16013f32daa6ecbe0017
[INFO] running `Command { std: "docker" "start" "-a" "357e126df7f9d4abadc7287dd3d4eb4fc880ad2b31fa16013f32daa6ecbe0017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "357e126df7f9d4abadc7287dd3d4eb4fc880ad2b31fa16013f32daa6ecbe0017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "357e126df7f9d4abadc7287dd3d4eb4fc880ad2b31fa16013f32daa6ecbe0017", kill_on_drop: false }`
[INFO] [stdout] 357e126df7f9d4abadc7287dd3d4eb4fc880ad2b31fa16013f32daa6ecbe0017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2192b5ef73c945ecb4a3fad90d61925b87a12b9f7f69b77ad7458fc85983a040
[INFO] running `Command { std: "docker" "start" "-a" "2192b5ef73c945ecb4a3fad90d61925b87a12b9f7f69b77ad7458fc85983a040", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling petname v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.80s
[INFO] running `Command { std: "docker" "inspect" "2192b5ef73c945ecb4a3fad90d61925b87a12b9f7f69b77ad7458fc85983a040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2192b5ef73c945ecb4a3fad90d61925b87a12b9f7f69b77ad7458fc85983a040", kill_on_drop: false }`
[INFO] [stdout] 2192b5ef73c945ecb4a3fad90d61925b87a12b9f7f69b77ad7458fc85983a040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6fdbee8e2d56829c6885c46df73f80427b2d2b2b312584d7c662671a6a6d683
[INFO] running `Command { std: "docker" "start" "-a" "a6fdbee8e2d56829c6885c46df73f80427b2d2b2b312584d7c662671a6a6d683", 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] [stderr]    Compiling petname v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "a6fdbee8e2d56829c6885c46df73f80427b2d2b2b312584d7c662671a6a6d683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6fdbee8e2d56829c6885c46df73f80427b2d2b2b312584d7c662671a6a6d683", kill_on_drop: false }`
[INFO] [stdout] a6fdbee8e2d56829c6885c46df73f80427b2d2b2b312584d7c662671a6a6d683
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ce056c2fe443d876761e349ad1b03e82182ac624062f6c4394251807f8e110a
[INFO] running `Command { std: "docker" "start" "-a" "2ce056c2fe443d876761e349ad1b03e82182ac624062f6c4394251807f8e110a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/petname-54f3b6394c26420a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::lists_sequences_adverbs_adjectives_then_names ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/petname-71e209df6545816c)
[INFO] [stdout] test tests::lists_size_hint ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-cce045bb64c6fa12)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test petnames_iter_has_cardinality ... ok
[INFO] [stdout] test generate_uses_adverb_adjective_name ... ok
[INFO] [stdout] test petnames_iter_yields_names ... ok
[INFO] [stdout] test petnames_iter_non_repeating_yields_nothing_when_no_word_lists_are_given ... ok
[INFO] [stdout] test petnames_iter_non_repeating_yields_nothing_when_any_word_list_is_empty ... ok
[INFO] [stdout] test petnames_iter_non_repeating_yields_unique_names ... ok
[INFO] [stdout] test default_petnames_has_adverbs ... ok
[INFO] [stdout] test retain_applies_given_predicate ... ok
[INFO] [stdout] test default_petnames_has_names ... ok
[INFO] [stdout] test default_petnames_has_adjectives ... ok
[INFO] [stdout] test petname_renders_with_desired_separator ... ok
[INFO] [stdout] test default_petnames_has_non_zero_cardinality ... ok
[INFO] [stderr]    Doc-tests petname
[INFO] [stdout] test petname_renders_desired_number_of_words ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - Petnames::generate (line 187) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - Petnames::retain (line 146) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] test src/lib.rs - Petnames::iter (line 227) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - Petnames::iter_non_repeating (line 254) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ce056c2fe443d876761e349ad1b03e82182ac624062f6c4394251807f8e110a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce056c2fe443d876761e349ad1b03e82182ac624062f6c4394251807f8e110a", kill_on_drop: false }`
[INFO] [stdout] 2ce056c2fe443d876761e349ad1b03e82182ac624062f6c4394251807f8e110a