[INFO] fetching crate koto_color 0.12.0...
[INFO] checking koto_color-0.12.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate koto_color 0.12.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate koto_color 0.12.0 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 crates.io crate koto_color 0.12.0
[INFO] finished tweaking crates.io crate koto_color 0.12.0
[INFO] tweaked toml for crates.io crate koto_color 0.12.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 64 packages
[INFO] [stderr]       Adding koto_bytecode v0.12.0 (latest: v0.13.0)
[INFO] [stderr]       Adding koto_lexer v0.12.0 (latest: v0.13.0)
[INFO] [stderr]       Adding koto_memory v0.12.0 (latest: v0.13.0)
[INFO] [stderr]       Adding koto_parser v0.12.0 (latest: v0.13.0)
[INFO] [stderr]       Adding koto_runtime v0.12.0 (latest: v0.13.0)
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded palette_derive v0.7.5
[INFO] [stderr]   Downloaded koto_parser v0.12.0
[INFO] [stderr]   Downloaded koto_memory v0.12.0
[INFO] [stderr]   Downloaded koto_lexer v0.12.0
[INFO] [stderr]   Downloaded fast-srgb8 v1.0.0
[INFO] [stderr]   Downloaded koto_bytecode v0.12.0
[INFO] [stderr]   Downloaded koto_runtime v0.12.0
[INFO] [stderr]   Downloaded palette v0.7.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f76f23a4e94c38336e64db072a841e9a754bd1352b2d47f3c0650f35eb8de71e
[INFO] running `Command { std: "docker" "start" "-a" "f76f23a4e94c38336e64db072a841e9a754bd1352b2d47f3c0650f35eb8de71e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f76f23a4e94c38336e64db072a841e9a754bd1352b2d47f3c0650f35eb8de71e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f76f23a4e94c38336e64db072a841e9a754bd1352b2d47f3c0650f35eb8de71e", kill_on_drop: false }`
[INFO] [stdout] f76f23a4e94c38336e64db072a841e9a754bd1352b2d47f3c0650f35eb8de71e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0658be645bc1e9200d76c45bd312bf652daffadb1928facd287f9b1adeda1410
[INFO] running `Command { std: "docker" "start" "-a" "0658be645bc1e9200d76c45bd312bf652daffadb1928facd287f9b1adeda1410", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking koto_memory v0.12.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling palette v0.7.5
[INFO] [stderr]     Checking koto_lexer v0.12.0
[INFO] [stderr]     Checking dunce v1.0.4
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling palette_derive v0.7.5
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking koto_parser v0.12.0
[INFO] [stderr]     Checking koto_bytecode v0.12.0
[INFO] [stderr]     Checking koto_runtime v0.12.0
[INFO] [stderr]     Checking koto_color v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.68s
[INFO] running `Command { std: "docker" "inspect" "0658be645bc1e9200d76c45bd312bf652daffadb1928facd287f9b1adeda1410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0658be645bc1e9200d76c45bd312bf652daffadb1928facd287f9b1adeda1410", kill_on_drop: false }`
[INFO] [stdout] 0658be645bc1e9200d76c45bd312bf652daffadb1928facd287f9b1adeda1410