[INFO] fetching crate rem-command-line 0.1.0...
[INFO] testing rem-command-line-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rem-command-line 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rem-command-line 0.1.0
[INFO] finished tweaking crates.io crate rem-command-line 0.1.0
[INFO] tweaked toml for crates.io crate rem-command-line 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rem-command-line 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rem-command-line 0.1.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c62f301ef7b84162fa427c7e2aa062d00126b6bd5ad9f126679b4ed6b34677a1
[INFO] running `Command { std: "docker" "start" "-a" "c62f301ef7b84162fa427c7e2aa062d00126b6bd5ad9f126679b4ed6b34677a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c62f301ef7b84162fa427c7e2aa062d00126b6bd5ad9f126679b4ed6b34677a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c62f301ef7b84162fa427c7e2aa062d00126b6bd5ad9f126679b4ed6b34677a1", kill_on_drop: false }`
[INFO] [stdout] c62f301ef7b84162fa427c7e2aa062d00126b6bd5ad9f126679b4ed6b34677a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94649dce25e72e3eedfd6d83a1dab6dc3f234c4923c5ada3ddcc2b98d0efc68f
[INFO] running `Command { std: "docker" "start" "-a" "94649dce25e72e3eedfd6d83a1dab6dc3f234c4923c5ada3ddcc2b98d0efc68f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
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[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling ra_ap_span v0.0.262
[INFO] [stderr]    Compiling notify v8.0.0
[INFO] [stderr]    Compiling cargo_metadata v0.18.1
[INFO] [stderr]    Compiling lsp-server v0.7.8
[INFO] [stderr]    Compiling rustfix v0.9.0
[INFO] [stderr]    Compiling ra_ap_syntax-bridge v0.0.262
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[INFO] [stderr]    Compiling pulldown-cmark-to-cmark v10.0.4
[INFO] [stderr]    Compiling ra_ap_vfs-notify v0.0.262
[INFO] [stderr]    Compiling ra_ap_mbe v0.0.262
[INFO] [stderr]    Compiling chalk-solve v0.99.0
[INFO] [stderr]    Compiling ra_ap_proc_macro_api v0.0.262
[INFO] [stderr]    Compiling lsp-types v0.95.0
[INFO] [stderr]    Compiling ra_ap_hir_expand v0.0.262
[INFO] [stderr]    Compiling ra_ap_project_model v0.0.262
[INFO] [stderr]    Compiling process-wrap v8.2.0
[INFO] [stderr]    Compiling toml v0.8.20
[INFO] [stderr]    Compiling config v0.15.9
[INFO] [stderr]    Compiling rem-utils v0.1.6
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rem-utils-0.1.6/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rem-utils-0.1.6/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rem-utils-0.1.6/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(iter_intersperse)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chalk-recursive v0.99.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rem-utils` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "94649dce25e72e3eedfd6d83a1dab6dc3f234c4923c5ada3ddcc2b98d0efc68f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94649dce25e72e3eedfd6d83a1dab6dc3f234c4923c5ada3ddcc2b98d0efc68f", kill_on_drop: false }`
[INFO] [stdout] 94649dce25e72e3eedfd6d83a1dab6dc3f234c4923c5ada3ddcc2b98d0efc68f
