[INFO] cloning repository https://github.com/joeclark-phd/markov_namegen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joeclark-phd/markov_namegen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeclark-phd%2Fmarkov_namegen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeclark-phd%2Fmarkov_namegen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18f35fca41a8fca2e12ea0ababe9aae5c57e42c8
[INFO] testing joeclark-phd/markov_namegen against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeclark-phd%2Fmarkov_namegen" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/joeclark-phd/markov_namegen
[INFO] finished tweaking git repo https://github.com/joeclark-phd/markov_namegen
[INFO] tweaked toml for git repo https://github.com/joeclark-phd/markov_namegen written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joeclark-phd/markov_namegen on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "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" "+1.99.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d
[INFO] running `Command { std: "docker" "start" "6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec v1.12.0
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling rand v0.10.2
[INFO] [stderr]    Compiling multimarkov v1.1.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling is-vowel v0.1.0
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling markov_namegen v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 12.63s
[INFO] running `Command { std: "docker" "inspect" "6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling multimarkov v1.1.0
[INFO] [stderr]    Compiling env_filter v2.0.0
[INFO] [stderr]    Compiling env_logger v0.11.11
[INFO] [stderr]    Compiling markov_namegen v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 4.13s
[INFO] running `Command { std: "docker" "inspect" "6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/markov_namegen-bae38b1f4c0522a2)
[INFO] [stdout] running 8 tests
[INFO] [stderr]    Doc-tests markov_namegen
[INFO] [stdout] test characterchain::builder::tests::test_builder_pattern_works ... ok
[INFO] [stdout] test clusterchain::builder::tests::test_builder_pattern_works ... ok
[INFO] [stdout] test clusterchain::builder::tests::test_clusterize ... ok
[INFO] [stdout] test clusterchain::builder::tests::test_is_vowel_crate_works ... ok
[INFO] [stdout] test characterchain::builder::tests::test_can_train_model_with_vec_of_strings ... ok
[INFO] [stdout] test clusterchain::builder::tests::test_can_train_model_with_vec_of_strings ... ok
[INFO] [stdout] test clusterchain::builder::tests::test_order_cannot_be_less_than_one - should panic ... ok
[INFO] [stdout] test characterchain::builder::tests::test_order_cannot_be_less_than_one - should panic ... 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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/characterchain/generator.rs - characterchain::generator::CharacterChainGenerator (line 14) ... ok
[INFO] [stdout] test src/clusterchain/generator.rs - clusterchain::generator::ClusterChainGenerator (line 26) ... ok
[INFO] [stdout] test src/clusterchain/generator.rs - clusterchain::generator::ClusterChainGenerator (line 37) ... ok
[INFO] [stdout] test src/characterchain/generator.rs - characterchain::generator::CharacterChainGenerator (line 49) ... ok
[INFO] [stdout] test src/characterchain/generator.rs - characterchain::generator::CharacterChainGenerator (line 25) ... ok
[INFO] [stdout] test src/clusterchain/generator.rs - clusterchain::generator::ClusterChainGenerator (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d", kill_on_drop: false }`
[INFO] [stdout] 6fe7e4b4c2ae84fe3aaf2374663e2e12a112cb30a8c7365a5434232f6c6c390d