[INFO] cloning repository https://github.com/guidance-ai/llguidance_bg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guidance-ai/llguidance_bg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguidance-ai%2Fllguidance_bg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguidance-ai%2Fllguidance_bg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42d03486b0a22ac17feaf14e1af927d3c72be625
[INFO] testing guidance-ai/llguidance_bg against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguidance-ai%2Fllguidance_bg" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/guidance-ai/llguidance_bg
[INFO] finished tweaking git repo https://github.com/guidance-ai/llguidance_bg
[INFO] tweaked toml for git repo https://github.com/guidance-ai/llguidance_bg written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/guidance-ai/llguidance_bg 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 git repo https://github.com/guidance-ai/llguidance_bg 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9881e828d65a85db5419a6dbc2bc168bad7e05ae9e53b5ecca980c97262af091
[INFO] running `Command { std: "docker" "start" "-a" "9881e828d65a85db5419a6dbc2bc168bad7e05ae9e53b5ecca980c97262af091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9881e828d65a85db5419a6dbc2bc168bad7e05ae9e53b5ecca980c97262af091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9881e828d65a85db5419a6dbc2bc168bad7e05ae9e53b5ecca980c97262af091", kill_on_drop: false }`
[INFO] [stdout] 9881e828d65a85db5419a6dbc2bc168bad7e05ae9e53b5ecca980c97262af091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 572dc68d243efca68507da7a73156141e2b23ea3713283906723d78519ddcf36
[INFO] running `Command { std: "docker" "start" "-a" "572dc68d243efca68507da7a73156141e2b23ea3713283906723d78519ddcf36", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ref-cast v1.0.23
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling winnow v0.7.3
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling cbindgen v0.28.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling clap_builder v4.5.30
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling borrow-or-share v0.2.2
[INFO] [stderr]    Compiling bytemuck v1.21.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling llguidance v1.7.2
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling clap v4.5.30
[INFO] [stderr]    Compiling tempfile v3.17.1
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling ref-cast-impl v1.0.23
[INFO] [stderr]    Compiling bytemuck_derive v1.8.1
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling strum v0.27.1
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling fluent-uri v0.3.2
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]    Compiling derivre v0.3.9
[INFO] [stderr]    Compiling referencing v0.29.0
[INFO] [stderr]    Compiling toktrie v1.7.2
[INFO] [stderr]    Compiling toml v0.8.20
[INFO] [stderr]    Compiling llguidance_bg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.67s
[INFO] running `Command { std: "docker" "inspect" "572dc68d243efca68507da7a73156141e2b23ea3713283906723d78519ddcf36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "572dc68d243efca68507da7a73156141e2b23ea3713283906723d78519ddcf36", kill_on_drop: false }`
[INFO] [stdout] 572dc68d243efca68507da7a73156141e2b23ea3713283906723d78519ddcf36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e016899f48679d9cb106cf7cdaf649a1deab8ed5df3eb7a554c59c3953059e46
[INFO] running `Command { std: "docker" "start" "-a" "e016899f48679d9cb106cf7cdaf649a1deab8ed5df3eb7a554c59c3953059e46", kill_on_drop: false }`
[INFO] [stderr]    Compiling llguidance_bg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "e016899f48679d9cb106cf7cdaf649a1deab8ed5df3eb7a554c59c3953059e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e016899f48679d9cb106cf7cdaf649a1deab8ed5df3eb7a554c59c3953059e46", kill_on_drop: false }`
[INFO] [stdout] e016899f48679d9cb106cf7cdaf649a1deab8ed5df3eb7a554c59c3953059e46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 848edadd48c29a7d3cdf38b6140960c07d864d943d5903f1c80b2d6f7be91a47
[INFO] running `Command { std: "docker" "start" "-a" "848edadd48c29a7d3cdf38b6140960c07d864d943d5903f1c80b2d6f7be91a47", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/llguidance_bg-b62a578cb3206d4b)
[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" "848edadd48c29a7d3cdf38b6140960c07d864d943d5903f1c80b2d6f7be91a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "848edadd48c29a7d3cdf38b6140960c07d864d943d5903f1c80b2d6f7be91a47", kill_on_drop: false }`
[INFO] [stdout] 848edadd48c29a7d3cdf38b6140960c07d864d943d5903f1c80b2d6f7be91a47
