[INFO] fetching crate tetsy-jsonrpc-ipc-server 15.1.0...
[INFO] checking tetsy-jsonrpc-ipc-server-15.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate tetsy-jsonrpc-ipc-server 15.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate tetsy-jsonrpc-ipc-server 15.1.0 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 tetsy-jsonrpc-ipc-server 15.1.0
[INFO] finished tweaking crates.io crate tetsy-jsonrpc-ipc-server 15.1.0
[INFO] tweaked toml for crates.io crate tetsy-jsonrpc-ipc-server 15.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate tetsy-jsonrpc-ipc-server 15.1.0 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] 0b6655fd1eef69b9160c80e4264715298f34ae56116af7e58e42c72df85fc49b
[INFO] running `Command { std: "docker" "start" "-a" "0b6655fd1eef69b9160c80e4264715298f34ae56116af7e58e42c72df85fc49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b6655fd1eef69b9160c80e4264715298f34ae56116af7e58e42c72df85fc49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6655fd1eef69b9160c80e4264715298f34ae56116af7e58e42c72df85fc49b", kill_on_drop: false }`
[INFO] [stdout] 0b6655fd1eef69b9160c80e4264715298f34ae56116af7e58e42c72df85fc49b
[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] db2695fe56990e8b72c4fa2006da368ad2795be5a90709b9ded2f4114f2d874c
[INFO] running `Command { std: "docker" "start" "-a" "db2695fe56990e8b72c4fa2006da368ad2795be5a90709b9ded2f4114f2d874c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
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[INFO] [stderr]    Compiling maybe-uninit v2.0.0
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[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking regex v1.4.4
[INFO] [stderr]     Checking tetsy-tokio-ipc v0.4.0
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking tetsy-jsonrpc-core v15.1.0
[INFO] [stderr]     Checking tetsy-jsonrpc-server-utils v15.1.0
[INFO] [stderr]     Checking tetsy-jsonrpc-ipc-server v15.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/server.rs:437:19
[INFO] [stdout]     |
[INFO] [stdout] 437 |             let path = path.clone();
[INFO] [stdout]     |                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` 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 29.71s
[INFO] running `Command { std: "docker" "inspect" "db2695fe56990e8b72c4fa2006da368ad2795be5a90709b9ded2f4114f2d874c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2695fe56990e8b72c4fa2006da368ad2795be5a90709b9ded2f4114f2d874c", kill_on_drop: false }`
[INFO] [stdout] db2695fe56990e8b72c4fa2006da368ad2795be5a90709b9ded2f4114f2d874c