[INFO] fetching crate finde-rs 0.1.4...
[INFO] checking finde-rs-0.1.4 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate finde-rs 0.1.4 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate finde-rs 0.1.4 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 finde-rs 0.1.4
[INFO] finished tweaking crates.io crate finde-rs 0.1.4
[INFO] tweaked toml for crates.io crate finde-rs 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate finde-rs 0.1.4 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1200cc9c15e94a69178dbe0a3baa460d4f642ba9109c40557cdced5b819f5e20
[INFO] running `Command { std: "docker" "start" "-a" "1200cc9c15e94a69178dbe0a3baa460d4f642ba9109c40557cdced5b819f5e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1200cc9c15e94a69178dbe0a3baa460d4f642ba9109c40557cdced5b819f5e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1200cc9c15e94a69178dbe0a3baa460d4f642ba9109c40557cdced5b819f5e20", kill_on_drop: false }`
[INFO] [stdout] 1200cc9c15e94a69178dbe0a3baa460d4f642ba9109c40557cdced5b819f5e20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ee005ebdc54ceb90b710599994285eec7d9288f5ca21a4b06900af1f607a79b2
[INFO] running `Command { std: "docker" "start" "-a" "ee005ebdc54ceb90b710599994285eec7d9288f5ca21a4b06900af1f607a79b2", kill_on_drop: false }`
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[INFO] [stderr]     Checking finde-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `verbose` is never read
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Opt {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 23 |     #[structopt(flatten)]
[INFO] [stdout] 24 |     verbose: clap_verbosity_flag::Verbosity,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` 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: method `is_empty` is never used
[INFO] [stdout]  --> src/haslen.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait HasLen: std::marker::Send + 'static {
[INFO] [stdout]   |           ------ method in this trait
[INFO] [stdout] 4 |     fn len(&self) -> usize;
[INFO] [stdout] 5 |     fn is_empty(&self) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `verbose` is never read
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Opt {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 23 |     #[structopt(flatten)]
[INFO] [stdout] 24 |     verbose: clap_verbosity_flag::Verbosity,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` 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: method `is_empty` is never used
[INFO] [stdout]  --> src/haslen.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait HasLen: std::marker::Send + 'static {
[INFO] [stdout]   |           ------ method in this trait
[INFO] [stdout] 4 |     fn len(&self) -> usize;
[INFO] [stdout] 5 |     fn is_empty(&self) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized] target(s) in 26.77s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snap v0.2.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "ee005ebdc54ceb90b710599994285eec7d9288f5ca21a4b06900af1f607a79b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee005ebdc54ceb90b710599994285eec7d9288f5ca21a4b06900af1f607a79b2", kill_on_drop: false }`
[INFO] [stdout] ee005ebdc54ceb90b710599994285eec7d9288f5ca21a4b06900af1f607a79b2