[INFO] fetching crate lyricer 1.0.3... [INFO] checking lyricer-1.0.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate lyricer 1.0.3 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate lyricer 1.0.3 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 lyricer 1.0.3 [INFO] finished tweaking crates.io crate lyricer 1.0.3 [INFO] tweaked toml for crates.io crate lyricer 1.0.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate lyricer 1.0.3 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f5edaf2ab2ff08daccd99bd99207d60d05ad662de1e1d177caa7f92420d12072 [INFO] running `Command { std: "docker" "start" "-a" "f5edaf2ab2ff08daccd99bd99207d60d05ad662de1e1d177caa7f92420d12072", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5edaf2ab2ff08daccd99bd99207d60d05ad662de1e1d177caa7f92420d12072", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5edaf2ab2ff08daccd99bd99207d60d05ad662de1e1d177caa7f92420d12072", kill_on_drop: false }` [INFO] [stdout] f5edaf2ab2ff08daccd99bd99207d60d05ad662de1e1d177caa7f92420d12072 [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=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] 4cf18b0c5c6b0d85aaf5453d9a06d8b1b9a6837cc36bcd8806ca5af271c49852 [INFO] running `Command { std: "docker" "start" "-a" "4cf18b0c5c6b0d85aaf5453d9a06d8b1b9a6837cc36bcd8806ca5af271c49852", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking urlencoding v1.1.1 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling libdbus-sys v0.2.1 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling syn v0.12.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dbus v0.6.5 [INFO] [stderr] Compiling derive_is_enum_variant v0.1.1 [INFO] [stderr] Checking addr2line v0.14.0 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Compiling enum-kinds v0.4.1 [INFO] [stderr] Checking backtrace v0.3.54 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling darling_core v0.4.0 [INFO] [stderr] Compiling darling_macro v0.4.0 [INFO] [stderr] Compiling darling v0.4.0 [INFO] [stderr] Compiling from_variants_impl v0.3.0 [INFO] [stderr] Checking from_variants v0.3.0 [INFO] [stderr] Checking mpris v1.1.2 [INFO] [stderr] Checking lyricer v1.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `metadata` is never read [INFO] [stdout] --> src/lyric.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Lyric { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 3 | pub metadata: std::collections::HashMap, Box>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Lyric` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `metadata` is never read [INFO] [stdout] --> src/lyric.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Lyric { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 3 | pub metadata: std::collections::HashMap, Box>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Lyric` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.77s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.15, syn v0.13.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "4cf18b0c5c6b0d85aaf5453d9a06d8b1b9a6837cc36bcd8806ca5af271c49852", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cf18b0c5c6b0d85aaf5453d9a06d8b1b9a6837cc36bcd8806ca5af271c49852", kill_on_drop: false }` [INFO] [stdout] 4cf18b0c5c6b0d85aaf5453d9a06d8b1b9a6837cc36bcd8806ca5af271c49852