[INFO] fetching crate markovish 0.2.2...
[INFO] testing markovish-0.2.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate markovish 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate markovish 0.2.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate markovish 0.2.2
[INFO] tweaked toml for crates.io crate markovish 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate markovish 0.2.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate markovish 0.2.2 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d291e8876d246d6f1be008b7d77493b3e89fce6c33e5305a5cf2cb65b66687f
[INFO] running `Command { std: "docker" "start" "-a" "3d291e8876d246d6f1be008b7d77493b3e89fce6c33e5305a5cf2cb65b66687f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d291e8876d246d6f1be008b7d77493b3e89fce6c33e5305a5cf2cb65b66687f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d291e8876d246d6f1be008b7d77493b3e89fce6c33e5305a5cf2cb65b66687f", kill_on_drop: false }`
[INFO] [stdout] 3d291e8876d246d6f1be008b7d77493b3e89fce6c33e5305a5cf2cb65b66687f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39e0d3f6906cf00c3409b344df3744c6ebefc6adb5d4bace1eb6bbfb903f8355
[INFO] running `Command { std: "docker" "start" "-a" "39e0d3f6906cf00c3409b344df3744c6ebefc6adb5d4bace1eb6bbfb903f8355", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling foldhash v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling markovish v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.16s
[INFO] running `Command { std: "docker" "inspect" "39e0d3f6906cf00c3409b344df3744c6ebefc6adb5d4bace1eb6bbfb903f8355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e0d3f6906cf00c3409b344df3744c6ebefc6adb5d4bace1eb6bbfb903f8355", kill_on_drop: false }`
[INFO] [stdout] 39e0d3f6906cf00c3409b344df3744c6ebefc6adb5d4bace1eb6bbfb903f8355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb20b22e5b1c789a0bdc50ec5aa5b7b9776788b86f6ddc9adbd84aa07d570292
[INFO] running `Command { std: "docker" "start" "-a" "eb20b22e5b1c789a0bdc50ec5aa5b7b9776788b86f6ddc9adbd84aa07d570292", kill_on_drop: false }`
[INFO] [stderr]    Compiling markovish v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "eb20b22e5b1c789a0bdc50ec5aa5b7b9776788b86f6ddc9adbd84aa07d570292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb20b22e5b1c789a0bdc50ec5aa5b7b9776788b86f6ddc9adbd84aa07d570292", kill_on_drop: false }`
[INFO] [stdout] eb20b22e5b1c789a0bdc50ec5aa5b7b9776788b86f6ddc9adbd84aa07d570292
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 250834e82d2c19a47589cd393a0ddac7a2efe197da0e7d5b916bf6d3d6ecf952
[INFO] running `Command { std: "docker" "start" "-a" "250834e82d2c19a47589cd393a0ddac7a2efe197da0e7d5b916bf6d3d6ecf952", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/markovish-9be8417c7362a55b)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test chain::tests::feed_stats ... ok
[INFO] [stdout] test chain::tests::feed_too_few_tokens ... ok
[INFO] [stdout] test chain::tests::get_pairs ... ok
[INFO] [stdout] test chain::tests::simple_generate_n_tokens ... ok
[INFO] [stdout] test chain::tests::simple_generate_n_tokens_impossible_first ... ok
[INFO] [stdout] test chain::tests::simple_single_impossible_token ... ok
[INFO] [stdout] test chain::tests::simple_generate_n_tokens_zero ... ok
[INFO] [stdout] test chain::tests::simple_single_possible_token ... ok
[INFO] [stdout] test token::tests::equivalent_token_pair_with_ref ... ok
[INFO] [stdout] test chain::tests::simple_generate_max_n_tokens_impossible_first ... ok
[INFO] [stdout] test chain::tests::simple_generate_max_n_tokens_zero ... ok
[INFO] [stdout] test chain::tests::simple_generate_max_n_tokens ... ok
[INFO] [stdout] test chain::tests::generate_long_from_start_tokens ... ok
[INFO] [stdout] test chain::tests::generate_long_using_generate_str ... ok
[INFO] [stdout] test chain::tests::empty_chain_builder_panics - should panic ... ok
[INFO] [stderr]    Doc-tests markovish
[INFO] [stdout] test chain::tests::empty_token_dist_builder_panics - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/chain.rs - chain::Chain::generate_str (line 95) ... ok
[INFO] [stdout] test src/chain.rs - chain::Chain (line 20) ... ok
[INFO] [stdout] test src/chain.rs - chain::ChainBuilder::feed_str (line 294) ... ok
[INFO] [stdout] test src/chain.rs - chain::UpdatedChainBuilder (line 363) ... ok
[INFO] [stdout] test src/chain.rs - chain::FeedResult (line 224) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/chain.rs - chain::Chain::pairs (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.73s; merged doctests compilation took 0.72s
[INFO] running `Command { std: "docker" "inspect" "250834e82d2c19a47589cd393a0ddac7a2efe197da0e7d5b916bf6d3d6ecf952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250834e82d2c19a47589cd393a0ddac7a2efe197da0e7d5b916bf6d3d6ecf952", kill_on_drop: false }`
[INFO] [stdout] 250834e82d2c19a47589cd393a0ddac7a2efe197da0e7d5b916bf6d3d6ecf952