[INFO] fetching crate rstd 0.3.0... [INFO] testing rstd-0.3.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate rstd 0.3.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate rstd 0.3.0 [INFO] finished tweaking crates.io crate rstd 0.3.0 [INFO] tweaked toml for crates.io crate rstd 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rstd 0.3.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 10 packages to latest compatible versions [INFO] [stderr] Adding promptly v0.1.5 (available: v0.3.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 807450ca81706376777bc054be6da90120657458b2749fe12afdff768a3c23dc [INFO] running `Command { std: "docker" "start" "-a" "807450ca81706376777bc054be6da90120657458b2749fe12afdff768a3c23dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "807450ca81706376777bc054be6da90120657458b2749fe12afdff768a3c23dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "807450ca81706376777bc054be6da90120657458b2749fe12afdff768a3c23dc", kill_on_drop: false }` [INFO] [stdout] 807450ca81706376777bc054be6da90120657458b2749fe12afdff768a3c23dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df9fb70c175f640506017e5fe477529c71b0093aa160b56815d6990451900da3 [INFO] running `Command { std: "docker" "start" "-a" "df9fb70c175f640506017e5fe477529c71b0093aa160b56815d6990451900da3", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling encode_unicode v0.1.3 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling rustyline v1.0.0 [INFO] [stderr] Compiling promptly v0.1.5 [INFO] [stderr] Compiling rstd v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(pattern)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: trait takes 0 lifetime arguments but 1 lifetime argument was supplied [INFO] [stdout] --> src/string.rs:8:27 [INFO] [stdout] | [INFO] [stdout] 8 | fn split_nonempty<'a, P: Pattern<'a>>(&'a self, pat: P) -> Vec { [INFO] [stdout] | ^^^^^^^---- help: remove the unnecessary generics [INFO] [stdout] | | [INFO] [stdout] | expected 0 lifetime arguments [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: trait takes 0 lifetime arguments but 1 lifetime argument was supplied [INFO] [stdout] --> src/string.rs:4:27 [INFO] [stdout] | [INFO] [stdout] 4 | fn split_nonempty<'a, P: Pattern<'a>>(&'a self, pat: P) -> Vec; [INFO] [stdout] | ^^^^^^^---- help: remove the unnecessary generics [INFO] [stdout] | | [INFO] [stdout] | expected 0 lifetime arguments [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0107, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0107`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rstd` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "df9fb70c175f640506017e5fe477529c71b0093aa160b56815d6990451900da3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df9fb70c175f640506017e5fe477529c71b0093aa160b56815d6990451900da3", kill_on_drop: false }` [INFO] [stdout] df9fb70c175f640506017e5fe477529c71b0093aa160b56815d6990451900da3