[INFO] fetching crate warp_lambda 0.1.4...
[INFO] checking warp_lambda-0.1.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate warp_lambda 0.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config
[INFO] started tweaking crates.io crate warp_lambda 0.1.4
[INFO] finished tweaking crates.io crate warp_lambda 0.1.4
[INFO] tweaked toml for crates.io crate warp_lambda 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate warp_lambda 0.1.4 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate warp_lambda 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b99b42f510771d47aac2ed8fc882ed925ec8eeaddd067b55eeecc3ed75583f8e
[INFO] running `Command { std: "docker" "start" "-a" "b99b42f510771d47aac2ed8fc882ed925ec8eeaddd067b55eeecc3ed75583f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b99b42f510771d47aac2ed8fc882ed925ec8eeaddd067b55eeecc3ed75583f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99b42f510771d47aac2ed8fc882ed925ec8eeaddd067b55eeecc3ed75583f8e", kill_on_drop: false }`
[INFO] [stdout] b99b42f510771d47aac2ed8fc882ed925ec8eeaddd067b55eeecc3ed75583f8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c572e43c11d4b8f265aac6c5414a42f188808ca28f70f7262e7716b2e63282ff
[INFO] running `Command { std: "docker" "start" "-a" "c572e43c11d4b8f265aac6c5414a42f188808ca28f70f7262e7716b2e63282ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking multipart v0.18.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking hdrhistogram v7.5.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]     Checking async-stream v0.3.3
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking query_map v0.4.0
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking http-serde v1.1.0
[INFO] [stderr]     Checking tungstenite v0.14.0
[INFO] [stderr]     Checking headers v0.3.7
[INFO] [stderr]     Checking aws_lambda_events v0.6.1
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking tokio-stream v0.1.8
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-tungstenite v0.15.0
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking tower v0.4.12
[INFO] [stderr]     Checking hyper v0.14.18
[INFO] [stderr]     Checking lambda_runtime_api_client v0.5.0
[INFO] [stderr]     Checking warp v0.3.2
[INFO] [stderr]     Checking lambda_runtime v0.5.1
[INFO] [stderr]     Checking lambda_http v0.5.1
[INFO] [stderr]     Checking warp_lambda v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Response<warp::hyper::Body>>
[INFO] [stdout]    --> src/lib.rs:144:33
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let warp_response = warp_fut.await?;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<warp::hyper::Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:144:33
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let warp_response = warp_fut.await?;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<warp::hyper::Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:144:42
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let warp_response = warp_fut.await?;
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<warp::hyper::Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:144:33
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let warp_response = warp_fut.await?;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `warp_lambda` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Response<warp::hyper::Body>>
[INFO] [stdout]    --> src/lib.rs:144:33
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let warp_response = warp_fut.await?;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<warp::hyper::Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:144:33
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let warp_response = warp_fut.await?;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<warp::hyper::Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:144:42
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let warp_response = warp_fut.await?;
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<warp::hyper::Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:144:33
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let warp_response = warp_fut.await?;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `warp_lambda` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "c572e43c11d4b8f265aac6c5414a42f188808ca28f70f7262e7716b2e63282ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c572e43c11d4b8f265aac6c5414a42f188808ca28f70f7262e7716b2e63282ff", kill_on_drop: false }`
[INFO] [stdout] c572e43c11d4b8f265aac6c5414a42f188808ca28f70f7262e7716b2e63282ff
