[INFO] fetching crate scdlang_xstate 0.2.1... [INFO] checking scdlang_xstate-0.2.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate scdlang_xstate 0.2.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate scdlang_xstate 0.2.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate scdlang_xstate 0.2.1 [INFO] finished tweaking crates.io crate scdlang_xstate 0.2.1 [INFO] tweaked toml for crates.io crate scdlang_xstate 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages to latest compatible versions [INFO] [stderr] Adding assert-json-diff v1.1.0 (available: v2.0.2) [INFO] [stderr] Adding extend v0.1.2 (available: v1.2.0) [INFO] [stderr] Adding generic-array v0.14.7 (available: v1.1.0) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b62703f5c1cdb0aa94afd42ab7feb6318d697409ac1af1cd9b9e9de6628c438f [INFO] running `Command { std: "docker" "start" "-a" "b62703f5c1cdb0aa94afd42ab7feb6318d697409ac1af1cd9b9e9de6628c438f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b62703f5c1cdb0aa94afd42ab7feb6318d697409ac1af1cd9b9e9de6628c438f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b62703f5c1cdb0aa94afd42ab7feb6318d697409ac1af1cd9b9e9de6628c438f", kill_on_drop: false }` [INFO] [stdout] b62703f5c1cdb0aa94afd42ab7feb6318d697409ac1af1cd9b9e9de6628c438f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c13d12f451c234aebdddf1666a138d5c5a1a9d2f6eafa597fb062d4c2261fb52 [INFO] running `Command { std: "docker" "start" "-a" "c13d12f451c234aebdddf1666a138d5c5a1a9d2f6eafa597fb062d4c2261fb52", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling ucd-trie v0.1.6 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Checking stfu8 v0.2.7 [INFO] [stderr] Compiling thiserror v1.0.64 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Checking pest v2.7.13 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Compiling pest_meta v2.7.13 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Compiling pest_generator v2.7.13 [INFO] [stderr] Compiling pest_derive v2.7.13 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking scdlang v0.2.1 [INFO] [stderr] Compiling extend v0.1.2 [INFO] [stderr] Checking voca_rs v1.15.2 [INFO] [stderr] Checking assert-json-diff v1.1.0 [INFO] [stderr] Checking scdlang_xstate v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/machine/mod.rs:33:34 [INFO] [stdout] | [INFO] [stdout] 33 | fn configure(&mut self) -> &mut Builder<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 | fn configure(&mut self) -> &mut dyn Builder<'a> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/machine/mod.rs:33:34 [INFO] [stdout] | [INFO] [stdout] 33 | fn configure(&mut self) -> &mut Builder<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 | fn configure(&mut self) -> &mut dyn Builder<'a> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.63s [INFO] running `Command { std: "docker" "inspect" "c13d12f451c234aebdddf1666a138d5c5a1a9d2f6eafa597fb062d4c2261fb52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c13d12f451c234aebdddf1666a138d5c5a1a9d2f6eafa597fb062d4c2261fb52", kill_on_drop: false }` [INFO] [stdout] c13d12f451c234aebdddf1666a138d5c5a1a9d2f6eafa597fb062d4c2261fb52