[INFO] fetching crate twilio 1.1.0...
[INFO] checking twilio-1.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate twilio 1.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate twilio 1.1.0
[INFO] finished tweaking crates.io crate twilio 1.1.0
[INFO] tweaked toml for crates.io crate twilio 1.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate twilio 1.1.0 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 twilio 1.1.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 40951837a4958e59f6f8750314a170145360d5c8c07242ec50bc0edd5dc114d4
[INFO] running `Command { std: "docker" "start" "-a" "40951837a4958e59f6f8750314a170145360d5c8c07242ec50bc0edd5dc114d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40951837a4958e59f6f8750314a170145360d5c8c07242ec50bc0edd5dc114d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40951837a4958e59f6f8750314a170145360d5c8c07242ec50bc0edd5dc114d4", kill_on_drop: false }`
[INFO] [stdout] 40951837a4958e59f6f8750314a170145360d5c8c07242ec50bc0edd5dc114d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6f215914c50bdf48359ae8bb5e1c75739720f02096bdf04729888c2c6853ec66
[INFO] running `Command { std: "docker" "start" "-a" "6f215914c50bdf48359ae8bb5e1c75739720f02096bdf04729888c2c6853ec66", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling openssl v0.10.56
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking headers v0.3.8
[INFO] [stderr]    Compiling openssl-sys v0.9.91
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio v1.31.0
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking twilio v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> examples/webhooks.rs:7:75
[INFO] [stdout]    |
[INFO] [stdout]  7 |   async fn handle(req: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________^
[INFO] [stdout]  8 | |     let app_id = "<app-id>";
[INFO] [stdout]  9 | |     let auth_token = "<auth-token>";
[INFO] [stdout] 10 | |     let client = twilio::Client::new(app_id, auth_token);
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |     Ok(response)
[INFO] [stdout] 44 | | }
[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<Body>, Infallible>
[INFO] [stdout]   --> examples/webhooks.rs:7:75
[INFO] [stdout]    |
[INFO] [stdout]  7 |   async fn handle(req: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________^
[INFO] [stdout]  8 | |     let app_id = "<app-id>";
[INFO] [stdout]  9 | |     let auth_token = "<auth-token>";
[INFO] [stdout] 10 | |     let client = twilio::Client::new(app_id, auth_token);
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |     Ok(response)
[INFO] [stdout] 44 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> examples/webhooks.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     Ok(response)
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<fn(hyper::Request<Body>) -> impl Future<Output = Result<Response<Body>, Infallible>> {handle}, Body>, Infallible>
[INFO] [stdout]   --> examples/webhooks.rs:49:50
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let make_service = make_service_fn(|_| async { Ok::<_, Infallible>(service_fn(handle)) });
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<fn(hyper::Request<Body>) -> impl Future<Output = Result<Response<Body>, Infallible>> {handle}, Body>, Infallible>
[INFO] [stdout]   --> examples/webhooks.rs:49:52
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let make_service = make_service_fn(|_| async { Ok::<_, Infallible>(service_fn(handle)) });
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `twilio` (example "webhooks") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "6f215914c50bdf48359ae8bb5e1c75739720f02096bdf04729888c2c6853ec66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f215914c50bdf48359ae8bb5e1c75739720f02096bdf04729888c2c6853ec66", kill_on_drop: false }`
[INFO] [stdout] 6f215914c50bdf48359ae8bb5e1c75739720f02096bdf04729888c2c6853ec66
