[INFO] fetching crate kotoba-repl 0.1.22...
[INFO] testing kotoba-repl-0.1.22 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate kotoba-repl 0.1.22 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate kotoba-repl 0.1.22
[INFO] finished tweaking crates.io crate kotoba-repl 0.1.22
[INFO] tweaked toml for crates.io crate kotoba-repl 0.1.22 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kotoba-repl 0.1.22 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] crate crates.io crate kotoba-repl 0.1.22 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0513dfa88e74c729179258832221075861a82ee69bcb932aa2fbf5d41088398c
[INFO] running `Command { std: "docker" "start" "-a" "0513dfa88e74c729179258832221075861a82ee69bcb932aa2fbf5d41088398c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0513dfa88e74c729179258832221075861a82ee69bcb932aa2fbf5d41088398c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0513dfa88e74c729179258832221075861a82ee69bcb932aa2fbf5d41088398c", kill_on_drop: false }`
[INFO] [stdout] 0513dfa88e74c729179258832221075861a82ee69bcb932aa2fbf5d41088398c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a4b79a72ada17ea6840b0d10b3cfccc25f644a99dd92d294978b98a659cf2181
[INFO] running `Command { std: "docker" "start" "-a" "a4b79a72ada17ea6840b0d10b3cfccc25f644a99dd92d294978b98a659cf2181", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling cc v1.2.37
[INFO] [stderr]    Compiling indexmap v2.11.3
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling clap_builder v4.5.47
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling time v0.3.43
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling fraction v0.13.1
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling num-cmp v0.1.0
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling fancy-regex v0.11.0
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling tempfile v3.22.0
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.225
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling iso8601 v0.6.3
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling schemars_derive v0.8.22
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling kotoba-errors v0.1.2
[INFO] [stderr]    Compiling fd-lock v3.0.13
[INFO] [stderr]    Compiling rustyline v12.0.0
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling clap v4.5.47
[INFO] [stderr]    Compiling dialoguer v0.11.0
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling rustyline-derive v0.8.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling jsonschema v0.17.1
[INFO] [stderr]    Compiling kotoba-core v0.1.21
[INFO] [stderr]    Compiling kotoba-repl v0.1.22 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/lib.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub struct ReplSession {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 82 |     config: ReplConfig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 59s
[INFO] running `Command { std: "docker" "inspect" "a4b79a72ada17ea6840b0d10b3cfccc25f644a99dd92d294978b98a659cf2181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b79a72ada17ea6840b0d10b3cfccc25f644a99dd92d294978b98a659cf2181", kill_on_drop: false }`
[INFO] [stdout] a4b79a72ada17ea6840b0d10b3cfccc25f644a99dd92d294978b98a659cf2181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e808d7ff82f7dd894300996f7299c3e4bbbf4992b08d275cf8d4cc7dd634b650
[INFO] running `Command { std: "docker" "start" "-a" "e808d7ff82f7dd894300996f7299c3e4bbbf4992b08d275cf8d4cc7dd634b650", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.225
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling schemars_derive v0.8.22
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling kotoba-errors v0.1.2
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling dialoguer v0.11.0
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling clap v4.5.47
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling jsonschema v0.17.1
[INFO] [stderr]    Compiling kotoba-core v0.1.21
[INFO] [stderr]    Compiling kotoba-repl v0.1.22 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/lib.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub struct ReplSession {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 82 |     config: ReplConfig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/lib.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub struct ReplSession {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 82 |     config: ReplConfig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "e808d7ff82f7dd894300996f7299c3e4bbbf4992b08d275cf8d4cc7dd634b650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e808d7ff82f7dd894300996f7299c3e4bbbf4992b08d275cf8d4cc7dd634b650", kill_on_drop: false }`
[INFO] [stdout] e808d7ff82f7dd894300996f7299c3e4bbbf4992b08d275cf8d4cc7dd634b650
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6e611f2a175d37acbbec743a7fccc04dca1df341154f1feff7e4b31842bebfcf
[INFO] running `Command { std: "docker" "start" "-a" "6e611f2a175d37acbbec743a7fccc04dca1df341154f1feff7e4b31842bebfcf", kill_on_drop: false }`
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]   --> src/lib.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub struct ReplSession {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] 82 |     config: ReplConfig,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kotoba-repl` (lib) generated 1 warning
[INFO] [stderr] warning: `kotoba-repl` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kotoba_repl-3707caaa3e3d6328)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_command_result ... ok
[INFO] [stdout] test tests::test_expression_evaluation ... ok
[INFO] [stdout] test tests::test_repl_config_default ... ok
[INFO] [stdout] test tests::test_repl_basic_commands ... ok
[INFO] [stdout] test tests::test_variable_operations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kotoba_repl
[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] running `Command { std: "docker" "inspect" "6e611f2a175d37acbbec743a7fccc04dca1df341154f1feff7e4b31842bebfcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e611f2a175d37acbbec743a7fccc04dca1df341154f1feff7e4b31842bebfcf", kill_on_drop: false }`
[INFO] [stdout] 6e611f2a175d37acbbec743a7fccc04dca1df341154f1feff7e4b31842bebfcf