[INFO] cloning repository https://github.com/maartenflippo/limiga
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maartenflippo/limiga" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaartenflippo%2Flimiga", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaartenflippo%2Flimiga'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd5382f1fde3c0feb41bdce6ac938c856371632a
[INFO] checking maartenflippo/limiga against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaartenflippo%2Flimiga" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maartenflippo/limiga on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maartenflippo/limiga
[INFO] finished tweaking git repo https://github.com/maartenflippo/limiga
[INFO] tweaked toml for git repo https://github.com/maartenflippo/limiga written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/maartenflippo/limiga 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v4.4.5
[INFO] [stderr]   Downloaded clap_builder v4.4.5
[INFO] [stderr]   Downloaded flatzinc-serde v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1249d4ea38c6d7a9d941db839bfbb44bb0f1020f2795174494f3d696f7a8877b
[INFO] running `Command { std: "docker" "start" "-a" "1249d4ea38c6d7a9d941db839bfbb44bb0f1020f2795174494f3d696f7a8877b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1249d4ea38c6d7a9d941db839bfbb44bb0f1020f2795174494f3d696f7a8877b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1249d4ea38c6d7a9d941db839bfbb44bb0f1020f2795174494f3d696f7a8877b", kill_on_drop: false }`
[INFO] [stdout] 1249d4ea38c6d7a9d941db839bfbb44bb0f1020f2795174494f3d696f7a8877b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0d313e1b131e49e977f52f8fa5810d16f95e7b9765a8827f7f3cd6b33834e0a
[INFO] running `Command { std: "docker" "start" "-a" "f0d313e1b131e49e977f52f8fa5810d16f95e7b9765a8827f7f3cd6b33834e0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling rustix v0.38.17
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.8
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking clap_builder v4.4.5
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking regex-automata v0.3.9
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking limiga-core v0.1.0 (/opt/rustwide/workdir/crates/core)
[INFO] [stderr]     Checking limiga-dimacs v0.1.0 (/opt/rustwide/workdir/crates/dimacs)
[INFO] [stderr]     Checking limiga-constraints v0.1.0 (/opt/rustwide/workdir/crates/constraints)
[INFO] [stderr]     Checking clap v4.4.5
[INFO] [stderr]     Checking flatzinc-serde v0.1.0
[INFO] [stderr]     Checking limiga v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `resolve_bool_variable_argument` is never used
[INFO] [stdout]    --> src/flatzinc.rs:355:8
[INFO] [stdout]     |
[INFO] [stdout] 283 | trait AstExt {
[INFO] [stdout]     |       ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 355 |     fn resolve_bool_variable_argument(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resolve_bool_variable_argument` is never used
[INFO] [stdout]    --> src/flatzinc.rs:355:8
[INFO] [stdout]     |
[INFO] [stdout] 283 | trait AstExt {
[INFO] [stdout]     |       ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 355 |     fn resolve_bool_variable_argument(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.10s
[INFO] running `Command { std: "docker" "inspect" "f0d313e1b131e49e977f52f8fa5810d16f95e7b9765a8827f7f3cd6b33834e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0d313e1b131e49e977f52f8fa5810d16f95e7b9765a8827f7f3cd6b33834e0a", kill_on_drop: false }`
[INFO] [stdout] f0d313e1b131e49e977f52f8fa5810d16f95e7b9765a8827f7f3cd6b33834e0a