[INFO] fetching crate kafka-serde 0.1.0... [INFO] checking kafka-serde-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate kafka-serde 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate kafka-serde 0.1.0 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 kafka-serde 0.1.0 [INFO] finished tweaking crates.io crate kafka-serde 0.1.0 [INFO] tweaked toml for crates.io crate kafka-serde 0.1.0 written to /workspace/builds/worker-7-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 8 packages to latest compatible versions [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1af7a47c98390179f44a85c5d1416178c1f096eeacea347e360a76e9e9e42091 [INFO] running `Command { std: "docker" "start" "-a" "1af7a47c98390179f44a85c5d1416178c1f096eeacea347e360a76e9e9e42091", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1af7a47c98390179f44a85c5d1416178c1f096eeacea347e360a76e9e9e42091", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1af7a47c98390179f44a85c5d1416178c1f096eeacea347e360a76e9e9e42091", kill_on_drop: false }` [INFO] [stdout] 1af7a47c98390179f44a85c5d1416178c1f096eeacea347e360a76e9e9e42091 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 219c1899e4b86ade247bc397c5093cc6f9dd69beb12332c2b39424666d3da8b5 [INFO] running `Command { std: "docker" "start" "-a" "219c1899e4b86ade247bc397c5093cc6f9dd69beb12332c2b39424666d3da8b5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Checking endianness v0.2.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling serde_repr v0.1.19 [INFO] [stderr] Checking kafka-serde v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `string` and `bytes` are never read [INFO] [stdout] --> src/de.rs:465:9 [INFO] [stdout] | [INFO] [stdout] 464 | struct Foo<'a> { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 465 | string: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 466 | bytes: &'a [u8], [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Foo` has derived impls for the traits `Default` and `Debug`, but these are 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 11.20s [INFO] running `Command { std: "docker" "inspect" "219c1899e4b86ade247bc397c5093cc6f9dd69beb12332c2b39424666d3da8b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "219c1899e4b86ade247bc397c5093cc6f9dd69beb12332c2b39424666d3da8b5", kill_on_drop: false }` [INFO] [stdout] 219c1899e4b86ade247bc397c5093cc6f9dd69beb12332c2b39424666d3da8b5