[INFO] cloning repository https://github.com/AlexBuz/rust_to_bf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexBuz/rust_to_bf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexBuz%2Frust_to_bf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexBuz%2Frust_to_bf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95925703bccec2234780467c116792f79206c6cd
[INFO] checking AlexBuz/rust_to_bf against master#61cc47e367d7be91e13bcd01e4e96e0e233d4f6d for 2025-12-16-next-solver-global
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexBuz%2Frust_to_bf" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlexBuz/rust_to_bf
[INFO] finished tweaking git repo https://github.com/AlexBuz/rust_to_bf
[INFO] tweaked toml for git repo https://github.com/AlexBuz/rust_to_bf written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlexBuz/rust_to_bf on toolchain 61cc47e367d7be91e13bcd01e4e96e0e233d4f6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlexBuz/rust_to_bf 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" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded relative-path v1.9.3
[INFO] [stderr]   Downloaded rstest_reuse v0.7.0
[INFO] [stderr]   Downloaded velcro_core v0.5.4
[INFO] [stderr]   Downloaded clap v4.5.19
[INFO] [stderr]   Downloaded velcro v0.5.4
[INFO] [stderr]   Downloaded velcro_macros v0.5.4
[INFO] [stderr]   Downloaded rstest_macros v0.23.0
[INFO] [stderr]   Downloaded once_cell v1.20.1
[INFO] [stderr]   Downloaded cc v1.1.24
[INFO] [stderr]   Downloaded rstest v0.23.0
[INFO] [stderr]   Downloaded clap_builder v4.5.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76ef653e2b70c9656c41f2201d71db54f72300d835dfdf731c3d6ec67f6dc987
[INFO] running `Command { std: "docker" "start" "-a" "76ef653e2b70c9656c41f2201d71db54f72300d835dfdf731c3d6ec67f6dc987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76ef653e2b70c9656c41f2201d71db54f72300d835dfdf731c3d6ec67f6dc987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76ef653e2b70c9656c41f2201d71db54f72300d835dfdf731c3d6ec67f6dc987", kill_on_drop: false }`
[INFO] [stdout] 76ef653e2b70c9656c41f2201d71db54f72300d835dfdf731c3d6ec67f6dc987
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 941cd9561ec7e612c136a751e39c83981d91938770a2f934d8d9451223372c10
[INFO] running `Command { std: "docker" "start" "-a" "941cd9561ec7e612c136a751e39c83981d91938770a2f934d8d9451223372c10", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.20.1
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling cc v1.1.24
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]     Checking clap_builder v4.5.19
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling rust_to_bf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling rstest_macros v0.23.0
[INFO] [stderr]    Compiling psm v0.1.23
[INFO] [stderr]    Compiling stacker v0.1.17
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]     Checking chumsky v1.0.0-alpha.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling regex v1.11.0
[INFO] [stderr]    Compiling velcro_core v0.5.4
[INFO] [stderr]    Compiling velcro_macros v0.5.4
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]     Checking velcro v0.5.4
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]     Checking frontend v0.0.0 (/opt/rustwide/workdir/src/frontend)
[INFO] [stderr]     Checking clap v4.5.19
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rstest_reuse v0.7.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rstest v0.23.0
[INFO] [stderr]     Checking middle v0.0.0 (/opt/rustwide/workdir/src/middle)
[INFO] [stderr]     Checking backend v0.0.0 (/opt/rustwide/workdir/src/backend)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: chumsky v1.0.0-alpha.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "941cd9561ec7e612c136a751e39c83981d91938770a2f934d8d9451223372c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "941cd9561ec7e612c136a751e39c83981d91938770a2f934d8d9451223372c10", kill_on_drop: false }`
[INFO] [stdout] 941cd9561ec7e612c136a751e39c83981d91938770a2f934d8d9451223372c10