[INFO] fetching crate message_optimizer 0.1.1...
[INFO] testing message_optimizer-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate message_optimizer 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate message_optimizer 0.1.1
[INFO] finished tweaking crates.io crate message_optimizer 0.1.1
[INFO] tweaked toml for crates.io crate message_optimizer 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate message_optimizer 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate message_optimizer 0.1.1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a81a22e279f4b6903afd1372661af6b7baaf37b14e663fa30701a4a0382f2376
[INFO] running `Command { std: "docker" "start" "-a" "a81a22e279f4b6903afd1372661af6b7baaf37b14e663fa30701a4a0382f2376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a81a22e279f4b6903afd1372661af6b7baaf37b14e663fa30701a4a0382f2376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a81a22e279f4b6903afd1372661af6b7baaf37b14e663fa30701a4a0382f2376", kill_on_drop: false }`
[INFO] [stdout] a81a22e279f4b6903afd1372661af6b7baaf37b14e663fa30701a4a0382f2376
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5c24bda5fb3ef3ee2d8d81f9ad2176cf2fe626abda373ac97fed86ecfa80795
[INFO] running `Command { std: "docker" "start" "-a" "b5c24bda5fb3ef3ee2d8d81f9ad2176cf2fe626abda373ac97fed86ecfa80795", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling aws-lc-rs v1.16.2
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling compression-core v0.4.31
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling ipnet v2.12.0
[INFO] [stderr]    Compiling rustls-native-certs v0.8.3
[INFO] [stderr]    Compiling iri-string v0.7.11
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling brotli v8.0.2
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling secrecy v0.10.3
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling aws-lc-sys v0.39.0
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.2
[INFO] [stderr]    Compiling schemars v1.2.1
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling compression-codecs v0.4.37
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling hyper v1.8.1
[INFO] [stderr]    Compiling tower v0.5.3
[INFO] [stderr]    Compiling async-compression v0.4.41
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling backon v1.6.0
[INFO] [stderr]    Compiling tower-http v0.6.8
[INFO] [stderr]    Compiling hyper-util v0.1.20
[INFO] [stderr]    Compiling rustls-webpki v0.103.10
[INFO] [stderr]    Compiling tokio-rustls v0.26.4
[INFO] [stderr]    Compiling rustls-platform-verifier v0.6.2
[INFO] [stderr]    Compiling hyper-rustls v0.27.7
[INFO] [stderr]    Compiling reqwest v0.13.2
[INFO] [stderr]    Compiling anthropic-async v0.5.2
[INFO] [stderr]    Compiling message_optimizer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.97s
[INFO] running `Command { std: "docker" "inspect" "b5c24bda5fb3ef3ee2d8d81f9ad2176cf2fe626abda373ac97fed86ecfa80795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5c24bda5fb3ef3ee2d8d81f9ad2176cf2fe626abda373ac97fed86ecfa80795", kill_on_drop: false }`
[INFO] [stdout] b5c24bda5fb3ef3ee2d8d81f9ad2176cf2fe626abda373ac97fed86ecfa80795
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b5236bf780619b8298cafd38c2675c300435852efd336923708d269f17d53eb
[INFO] running `Command { std: "docker" "start" "-a" "5b5236bf780619b8298cafd38c2675c300435852efd336923708d269f17d53eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling message_optimizer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "5b5236bf780619b8298cafd38c2675c300435852efd336923708d269f17d53eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b5236bf780619b8298cafd38c2675c300435852efd336923708d269f17d53eb", kill_on_drop: false }`
[INFO] [stdout] 5b5236bf780619b8298cafd38c2675c300435852efd336923708d269f17d53eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7382610592a47466e264bf206532c6dc2597b7254926160c7d9cb6e8f107912f
[INFO] running `Command { std: "docker" "start" "-a" "7382610592a47466e264bf206532c6dc2597b7254926160c7d9cb6e8f107912f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/message_optimizer-3df20797465e1903)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::assemble_is_deterministic ... ok
[INFO] [stdout] test tests::parse_model_output_rejects_empty_values ... ok
[INFO] [stdout] test tests::parse_model_output_rejects_unknown_keys ... ok
[INFO] [stdout] test tests::empty_message_is_rejected_before_backend_call ... ok
[INFO] [stdout] test tests::extract_model_output_rejects_missing_tool_call ... ok
[INFO] [stdout] test tests::parse_model_output_rejects_missing_required_keys ... ok
[INFO] [stdout] test tests::extract_model_output_rejects_wrong_tool_name ... ok
[INFO] [stdout] test tests::retry_flow_recovers_after_contract_violation ... 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] [stderr]    Doc-tests message_optimizer
[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" "7382610592a47466e264bf206532c6dc2597b7254926160c7d9cb6e8f107912f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7382610592a47466e264bf206532c6dc2597b7254926160c7d9cb6e8f107912f", kill_on_drop: false }`
[INFO] [stdout] 7382610592a47466e264bf206532c6dc2597b7254926160c7d9cb6e8f107912f