[INFO] fetching crate lead_lang_macros 2025.6.0... [INFO] checking lead_lang_macros-2025.6.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate lead_lang_macros 2025.6.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate lead_lang_macros 2025.6.0 [INFO] finished tweaking crates.io crate lead_lang_macros 2025.6.0 [INFO] tweaked toml for crates.io crate lead_lang_macros 2025.6.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate lead_lang_macros 2025.6.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate lead_lang_macros 2025.6.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lealang_chalk_rs v1.2.1 [INFO] [stderr] Downloaded lead_lang_interpreter v2025.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2748ec9389fd2cdab3dbae02cb87d17010d6ae4ed9ee2330bce254afca0c0d46 [INFO] running `Command { std: "docker" "start" "-a" "2748ec9389fd2cdab3dbae02cb87d17010d6ae4ed9ee2330bce254afca0c0d46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2748ec9389fd2cdab3dbae02cb87d17010d6ae4ed9ee2330bce254afca0c0d46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2748ec9389fd2cdab3dbae02cb87d17010d6ae4ed9ee2330bce254afca0c0d46", kill_on_drop: false }` [INFO] [stdout] 2748ec9389fd2cdab3dbae02cb87d17010d6ae4ed9ee2330bce254afca0c0d46 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c1a53a6accbb1875c18e98f58f15c4359fdb883d895c84a6f22413cc7a186f80 [INFO] running `Command { std: "docker" "start" "-a" "c1a53a6accbb1875c18e98f58f15c4359fdb883d895c84a6f22413cc7a186f80", kill_on_drop: false }` [INFO] [stderr] Compiling siphasher v1.0.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Checking unicode-ident v1.0.18 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking lealang_chalk_rs v1.2.1 [INFO] [stderr] Checking tokio v1.45.1 [INFO] [stderr] Checking proc-macro2 v1.0.95 [INFO] [stderr] Compiling phf_shared v0.11.3 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking quote v1.0.40 [INFO] [stderr] Compiling phf_generator v0.11.3 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling phf_macros v0.11.3 [INFO] [stderr] Checking phf v0.11.3 [INFO] [stderr] Checking lead_lang_interpreter v2025.6.0 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lead_lang_interpreter-2025.6.0/src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(concat_idents)] [INFO] [stdout] | ^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in CURRENT_RUSTC_VERSION; see for more information [INFO] [stdout] = note: use the `${concat(..)}` metavariable expression instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lead_lang_interpreter` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "c1a53a6accbb1875c18e98f58f15c4359fdb883d895c84a6f22413cc7a186f80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1a53a6accbb1875c18e98f58f15c4359fdb883d895c84a6f22413cc7a186f80", kill_on_drop: false }` [INFO] [stdout] c1a53a6accbb1875c18e98f58f15c4359fdb883d895c84a6f22413cc7a186f80