[INFO] fetching crate rustc-ap-rustc_expand 727.0.0... [INFO] testing rustc-ap-rustc_expand-727.0.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate rustc-ap-rustc_expand 727.0.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate rustc-ap-rustc_expand 727.0.0 [INFO] finished tweaking crates.io crate rustc-ap-rustc_expand 727.0.0 [INFO] tweaked toml for crates.io crate rustc-ap-rustc_expand 727.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rustc-ap-rustc_expand 727.0.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 118 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustc-ap-rustc_macros v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_index v727.0.0 [INFO] [stderr] Downloaded memmap2 v0.2.3 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_pretty v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_serialize v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_graphviz v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_passes v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_fs_util v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_attr v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_lint_defs v727.0.0 [INFO] [stderr] Downloaded annotate-snippets v0.8.0 [INFO] [stderr] Downloaded rustc-ap-rustc_errors v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_session v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_arena v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_parse v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_target v727.0.0 [INFO] [stderr] Downloaded rustc-rayon v0.3.2 [INFO] [stderr] Downloaded rustc-ap-rustc_data_structures v727.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_feature v727.0.0 [INFO] [stderr] Downloaded rustc-rayon-core v0.3.2 [INFO] [stderr] Downloaded rustc-ap-rustc_span v727.0.0 [INFO] [stderr] Downloaded measureme v9.1.2 [INFO] [stderr] Downloaded termize v0.1.1 [INFO] [stderr] Downloaded perf-event-open-sys v1.0.1 [INFO] [stderr] Downloaded rustc-ap-rustc_lexer v727.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 320075593c211e7a533f304e887c58811ec35c5d9b873b0d2e6a6346506871d5 [INFO] running `Command { std: "docker" "start" "-a" "320075593c211e7a533f304e887c58811ec35c5d9b873b0d2e6a6346506871d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "320075593c211e7a533f304e887c58811ec35c5d9b873b0d2e6a6346506871d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "320075593c211e7a533f304e887c58811ec35c5d9b873b0d2e6a6346506871d5", kill_on_drop: false }` [INFO] [stdout] 320075593c211e7a533f304e887c58811ec35c5d9b873b0d2e6a6346506871d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1158b8c55ba4dfb017e36101142be32fd9774171eae200a6ae79ceaa4f6fbf8b [INFO] running `Command { std: "docker" "start" "-a" "1158b8c55ba4dfb017e36101142be32fd9774171eae200a6ae79ceaa4f6fbf8b", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.2.39 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling rustc-rayon-core v0.3.2 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling perf-event-open-sys v1.0.1 [INFO] [stderr] Compiling memmap2 v0.2.3 [INFO] [stderr] Compiling ena v0.14.3 [INFO] [stderr] Compiling jobserver v0.1.34 [INFO] [stderr] Compiling rustc-ap-rustc_graphviz v727.0.0 [INFO] [stderr] Compiling sha-1 v0.9.8 [INFO] [stderr] Compiling termize v0.1.1 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/smallvec-1.15.1/src/lib.rs:96:37 [INFO] [stdout] | [INFO] [stdout] 96 | #![cfg_attr(feature = "may_dangle", feature(dropck_eyepatch))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustc-ap-rustc_lexer v727.0.0 [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-ap-rustc_graphviz-727.0.0/src/lib.rs:278:1 [INFO] [stdout] | [INFO] [stdout] 278 | #![feature(nll)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `nll` has been stable since `1.63.0` and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tempfile v3.23.0 [INFO] [stderr] error: could not compile `smallvec` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-ap-rustc_graphviz` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "1158b8c55ba4dfb017e36101142be32fd9774171eae200a6ae79ceaa4f6fbf8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1158b8c55ba4dfb017e36101142be32fd9774171eae200a6ae79ceaa4f6fbf8b", kill_on_drop: false }` [INFO] [stdout] 1158b8c55ba4dfb017e36101142be32fd9774171eae200a6ae79ceaa4f6fbf8b