[INFO] fetching crate promptkit_rs 0.1.5...
[INFO] testing promptkit_rs-0.1.5 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate promptkit_rs 0.1.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate promptkit_rs 0.1.5
[INFO] finished tweaking crates.io crate promptkit_rs 0.1.5
[INFO] tweaked toml for crates.io crate promptkit_rs 0.1.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate promptkit_rs 0.1.5 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate promptkit_rs 0.1.5 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62d7aef1212ba99d3057c16bd9a33123b75f8dd03ed0ddd9add54a0f114ade9f
[INFO] running `Command { std: "docker" "start" "-a" "62d7aef1212ba99d3057c16bd9a33123b75f8dd03ed0ddd9add54a0f114ade9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62d7aef1212ba99d3057c16bd9a33123b75f8dd03ed0ddd9add54a0f114ade9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d7aef1212ba99d3057c16bd9a33123b75f8dd03ed0ddd9add54a0f114ade9f", kill_on_drop: false }`
[INFO] [stdout] 62d7aef1212ba99d3057c16bd9a33123b75f8dd03ed0ddd9add54a0f114ade9f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8141f13cc61a0eb490eb9cdb577c4cecb0ce33c139db2ba1eebd7b93d17104f3
[INFO] running `Command { std: "docker" "start" "-a" "8141f13cc61a0eb490eb9cdb577c4cecb0ce33c139db2ba1eebd7b93d17104f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling bytes v1.8.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling openssl v0.10.68
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling bitflags v2.6.0
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[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling hashbrown v0.15.0
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[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling equivalent v1.0.1
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[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling portable-atomic v1.9.0
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
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[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot v0.12.3
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[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling anyhow v1.0.91
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling unicode-bidi v0.3.17
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling onig_sys v69.8.1
[INFO] [stderr]    Compiling esaxx-rs v0.1.10
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling rustls-pki-types v1.10.0
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.2.0
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling macro_rules_attribute v0.2.0
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling indicatif v0.17.8
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling unicode-normalization-alignments v0.1.12
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling ipnet v2.10.1
[INFO] [stderr]    Compiling schemars v0.8.21
[INFO] [stderr]    Compiling xml-rs v0.8.22
[INFO] [stderr]    Compiling dyn-clone v1.0.17
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling rayon-cond v0.3.0
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.65
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling monostate-impl v0.1.13
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling promptkit_rs_macros v0.1.0
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling schemars_derive v0.8.21
[INFO] [stderr]    Compiling onig v6.4.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling fancy-regex v0.13.0
[INFO] [stderr]    Compiling bstr v1.10.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling tiktoken-rs v0.6.0
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling tungstenite v0.24.0
[INFO] [stderr]    Compiling monostate v0.1.13
[INFO] [stderr]    Compiling spm_precompiled v0.1.4
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde-xml-rs v0.6.0
[INFO] [stderr]    Compiling tokio-util v0.7.12
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tokio-socks v0.5.2
[INFO] [stderr]    Compiling tokio-tungstenite v0.24.0
[INFO] [stderr]    Compiling h2 v0.4.6
[INFO] [stderr]    Compiling tokenizers v0.20.1
[INFO] [stderr]    Compiling hyper v1.5.0
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling claude-tokenizer v0.3.0
[INFO] [stderr]    Compiling reqwest v0.12.9
[INFO] [stderr]    Compiling openai-api-rs v5.2.3
[INFO] [stderr]    Compiling promptkit_rs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "8141f13cc61a0eb490eb9cdb577c4cecb0ce33c139db2ba1eebd7b93d17104f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8141f13cc61a0eb490eb9cdb577c4cecb0ce33c139db2ba1eebd7b93d17104f3", kill_on_drop: false }`
[INFO] [stdout] 8141f13cc61a0eb490eb9cdb577c4cecb0ce33c139db2ba1eebd7b93d17104f3
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1041ddb5e848cb3411f1d667b7a2f7caccf19cfc031fa8a8ac3c598353ddf81
[INFO] running `Command { std: "docker" "start" "-a" "e1041ddb5e848cb3411f1d667b7a2f7caccf19cfc031fa8a8ac3c598353ddf81", kill_on_drop: false }`
[INFO] [stderr]    Compiling promptkit_rs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "e1041ddb5e848cb3411f1d667b7a2f7caccf19cfc031fa8a8ac3c598353ddf81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1041ddb5e848cb3411f1d667b7a2f7caccf19cfc031fa8a8ac3c598353ddf81", kill_on_drop: false }`
[INFO] [stdout] e1041ddb5e848cb3411f1d667b7a2f7caccf19cfc031fa8a8ac3c598353ddf81
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6bcdcb74ba7add59844335212aecb7eaf00447c11f398c21f1c2604e8915d5b2
[INFO] running `Command { std: "docker" "start" "-a" "6bcdcb74ba7add59844335212aecb7eaf00447c11f398c21f1c2604e8915d5b2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/promptkit_rs-7c76023375443ff8)
[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 unittests src/main.rs (/opt/rustwide/target/debug/deps/promptkit_rs-7072944fe79e53c5)
[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]    Doc-tests promptkit_rs
[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" "6bcdcb74ba7add59844335212aecb7eaf00447c11f398c21f1c2604e8915d5b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bcdcb74ba7add59844335212aecb7eaf00447c11f398c21f1c2604e8915d5b2", kill_on_drop: false }`
[INFO] [stdout] 6bcdcb74ba7add59844335212aecb7eaf00447c11f398c21f1c2604e8915d5b2
