[INFO] fetching crate kaffix 0.0.1...
[INFO] checking kaffix-0.0.1 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate kaffix 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate kaffix 0.0.1
[INFO] finished tweaking crates.io crate kaffix 0.0.1
[INFO] tweaked toml for crates.io crate kaffix 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kaffix 0.0.1 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kaffix 0.0.1 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65c93f6d5fe4f9666fa167809d01729ef90b7aa04e680173ba1b5f3eabcfe15c
[INFO] running `Command { std: "docker" "start" "-a" "65c93f6d5fe4f9666fa167809d01729ef90b7aa04e680173ba1b5f3eabcfe15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65c93f6d5fe4f9666fa167809d01729ef90b7aa04e680173ba1b5f3eabcfe15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c93f6d5fe4f9666fa167809d01729ef90b7aa04e680173ba1b5f3eabcfe15c", kill_on_drop: false }`
[INFO] [stdout] 65c93f6d5fe4f9666fa167809d01729ef90b7aa04e680173ba1b5f3eabcfe15c
[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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fdee8b9814ac29f7269da56a7e3234a7ff69049f57099eb465795d6c493c088
[INFO] running `Command { std: "docker" "start" "-a" "8fdee8b9814ac29f7269da56a7e3234a7ff69049f57099eb465795d6c493c088", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling httparse v1.3.6
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking sha-1 v0.9.4
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking http-body v0.4.1
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking headers v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking multipart v0.17.1
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking tungstenite v0.12.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]     Checking pin-project v1.0.6
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking tokio-util v0.6.5
[INFO] [stderr]     Checking tokio-stream v0.1.5
[INFO] [stderr]     Checking tokio-tungstenite v0.13.0
[INFO] [stderr]     Checking h2 v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking hyper v0.14.5
[INFO] [stderr]     Checking warp v0.3.1
[INFO] [stderr]     Checking kaffix v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/app.rs:54:79
[INFO] [stdout]    |
[INFO] [stdout] 54 | ...                   tx.send(warp::ws::Message::text("Received".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: struct `DoubleNumberService` is never constructed
[INFO] [stdout]   --> src/lib.rs:47:16
[INFO] [stdout]    |
[INFO] [stdout] 47 |         struct DoubleNumberService {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/app.rs:54:79
[INFO] [stdout]    |
[INFO] [stdout] 54 | ...                   tx.send(warp::ws::Message::text("Received".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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.61s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.17.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 11`
[INFO] running `Command { std: "docker" "inspect" "8fdee8b9814ac29f7269da56a7e3234a7ff69049f57099eb465795d6c493c088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fdee8b9814ac29f7269da56a7e3234a7ff69049f57099eb465795d6c493c088", kill_on_drop: false }`
[INFO] [stdout] 8fdee8b9814ac29f7269da56a7e3234a7ff69049f57099eb465795d6c493c088
