[INFO] cloning repository https://github.com/domonkosgyomorey/learn_rust_calculator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/domonkosgyomorey/learn_rust_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomonkosgyomorey%2Flearn_rust_calculator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomonkosgyomorey%2Flearn_rust_calculator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 81d6b512bb0d533261cdab2e2d02b3cf62998b3a [INFO] testing domonkosgyomorey/learn_rust_calculator against 1.84.0 for beta-1.85-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomonkosgyomorey%2Flearn_rust_calculator" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/domonkosgyomorey/learn_rust_calculator on toolchain 1.84.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/domonkosgyomorey/learn_rust_calculator [INFO] finished tweaking git repo https://github.com/domonkosgyomorey/learn_rust_calculator [INFO] tweaked toml for git repo https://github.com/domonkosgyomorey/learn_rust_calculator written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/domonkosgyomorey/learn_rust_calculator 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" "+1.84.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7db63e2a19a8ac7a1f4fa361f4b75c5fb4e842139e0e27dadfb1410d9b23b0c [INFO] running `Command { std: "docker" "start" "-a" "f7db63e2a19a8ac7a1f4fa361f4b75c5fb4e842139e0e27dadfb1410d9b23b0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7db63e2a19a8ac7a1f4fa361f4b75c5fb4e842139e0e27dadfb1410d9b23b0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7db63e2a19a8ac7a1f4fa361f4b75c5fb4e842139e0e27dadfb1410d9b23b0c", kill_on_drop: false }` [INFO] [stdout] f7db63e2a19a8ac7a1f4fa361f4b75c5fb4e842139e0e27dadfb1410d9b23b0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ecd085a17d6a75e65ae3246f7debe9889b4623f6c9160321dce415c81064fdc [INFO] running `Command { std: "docker" "start" "-a" "4ecd085a17d6a75e65ae3246f7debe9889b4623f6c9160321dce415c81064fdc", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling colored v2.1.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: the option `Z` is only accepted on the nightly compiler [INFO] [stderr] [INFO] [stderr] help: consider switching to a nightly toolchain: `rustup default nightly` [INFO] [stderr] [INFO] [stderr] note: selecting a toolchain with `+toolchain` arguments require a rustup proxy; see [INFO] [stderr] [INFO] [stderr] note: for more information about Rust's stability policy, see [INFO] [stderr] [INFO] [stderr] error: 1 nightly option were parsed [INFO] [stderr] [INFO] [stderr] error: could not compile `calc` (bin "calc") [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name calc --edition=2024 -Z unstable-options src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=d0c84570b3431dd7 -C extra-filename=-d0c84570b3431dd7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern colored=/opt/rustwide/target/debug/deps/libcolored-baf02b903f67208b.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-9c4874df796e5618.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-625404c9a8040b05.rlib --cap-lints=warn` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "4ecd085a17d6a75e65ae3246f7debe9889b4623f6c9160321dce415c81064fdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ecd085a17d6a75e65ae3246f7debe9889b4623f6c9160321dce415c81064fdc", kill_on_drop: false }` [INFO] [stdout] 4ecd085a17d6a75e65ae3246f7debe9889b4623f6c9160321dce415c81064fdc