[INFO] fetching crate finchers-test 0.11.0...
[INFO] checking finchers-test-0.11.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate finchers-test 0.11.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate finchers-test 0.11.0
[INFO] finished tweaking crates.io crate finchers-test 0.11.0
[INFO] tweaked toml for crates.io crate finchers-test 0.11.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate finchers-test 0.11.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 95 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.31)
[INFO] [stderr]       Adding http v0.1.21 (available: v1.3.1)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[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] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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] e84e68fd12cb2ffb126f0ec7003ee309be866e82a973788de7196f9b118dc3d9
[INFO] running `Command { std: "docker" "start" "-a" "e84e68fd12cb2ffb126f0ec7003ee309be866e82a973788de7196f9b118dc3d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e84e68fd12cb2ffb126f0ec7003ee309be866e82a973788de7196f9b118dc3d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e84e68fd12cb2ffb126f0ec7003ee309be866e82a973788de7196f9b118dc3d9", kill_on_drop: false }`
[INFO] [stdout] e84e68fd12cb2ffb126f0ec7003ee309be866e82a973788de7196f9b118dc3d9
[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] c5da807fffa60a65b1f12758f75903b0fe1efe8c2d900326543c5a40249a0153
[INFO] running `Command { std: "docker" "start" "-a" "c5da807fffa60a65b1f12758f75903b0fe1efe8c2d900326543c5a40249a0153", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.18
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking finchers-core v0.11.0
[INFO] [stderr]     Checking finchers-test v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type continue be must used: Result<Result<<E as Endpoint>::Output, finchers_core::Error>, Never>
[INFO] [stdout]    --> src/lib.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         task.wait().expect("Apply never fails")
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:6:9
[INFO] [stdout]     |
[INFO] [stdout]   6 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(mustuse_in_always_ok)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<Result<<T as finchers_core::Task>::Output, finchers_core::Error>>, Never>
[INFO] [stdout]    --> src/lib.rs:176:66
[INFO] [stdout]     |
[INFO] [stdout] 176 |       fn poll(&mut self) -> Result<Async<Self::Item>, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________^
[INFO] [stdout] 177 | |         match self.apply.poll_ready(&self.input) {
[INFO] [stdout] 178 | |             Poll::Pending => Ok(Async::NotReady),
[INFO] [stdout] 179 | |             Poll::Ready(ready) => Ok(Async::Ready(ready)),
[INFO] [stdout] 180 | |         }
[INFO] [stdout] 181 | |     }
[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<Async<Result<<T as finchers_core::Task>::Output, finchers_core::Error>>, Never>
[INFO] [stdout]    --> src/lib.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 | /         match self.apply.poll_ready(&self.input) {
[INFO] [stdout] 178 | |             Poll::Pending => Ok(Async::NotReady),
[INFO] [stdout] 179 | |             Poll::Ready(ready) => Ok(Async::Ready(ready)),
[INFO] [stdout] 180 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<Result<<T as finchers_core::Task>::Output, finchers_core::Error>>, Never>
[INFO] [stdout]    --> src/lib.rs:178:30
[INFO] [stdout]     |
[INFO] [stdout] 178 |             Poll::Pending => Ok(Async::NotReady),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<Result<<T as finchers_core::Task>::Output, finchers_core::Error>>, Never>
[INFO] [stdout]    --> src/lib.rs:179:35
[INFO] [stdout]     |
[INFO] [stdout] 179 |             Poll::Ready(ready) => Ok(Async::Ready(ready)),
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `finchers-test` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type continue be must used: Result<Result<<E as Endpoint>::Output, finchers_core::Error>, Never>
[INFO] [stdout]    --> src/lib.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         task.wait().expect("Apply never fails")
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:6:9
[INFO] [stdout]     |
[INFO] [stdout]   6 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(mustuse_in_always_ok)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<Result<<T as finchers_core::Task>::Output, finchers_core::Error>>, Never>
[INFO] [stdout]    --> src/lib.rs:176:66
[INFO] [stdout]     |
[INFO] [stdout] 176 |       fn poll(&mut self) -> Result<Async<Self::Item>, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________^
[INFO] [stdout] 177 | |         match self.apply.poll_ready(&self.input) {
[INFO] [stdout] 178 | |             Poll::Pending => Ok(Async::NotReady),
[INFO] [stdout] 179 | |             Poll::Ready(ready) => Ok(Async::Ready(ready)),
[INFO] [stdout] 180 | |         }
[INFO] [stdout] 181 | |     }
[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<Async<Result<<T as finchers_core::Task>::Output, finchers_core::Error>>, Never>
[INFO] [stdout]    --> src/lib.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 | /         match self.apply.poll_ready(&self.input) {
[INFO] [stdout] 178 | |             Poll::Pending => Ok(Async::NotReady),
[INFO] [stdout] 179 | |             Poll::Ready(ready) => Ok(Async::Ready(ready)),
[INFO] [stdout] 180 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<Result<<T as finchers_core::Task>::Output, finchers_core::Error>>, Never>
[INFO] [stdout]    --> src/lib.rs:178:30
[INFO] [stdout]     |
[INFO] [stdout] 178 |             Poll::Pending => Ok(Async::NotReady),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<Result<<T as finchers_core::Task>::Output, finchers_core::Error>>, Never>
[INFO] [stdout]    --> src/lib.rs:179:35
[INFO] [stdout]     |
[INFO] [stdout] 179 |             Poll::Ready(ready) => Ok(Async::Ready(ready)),
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `finchers-test` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "c5da807fffa60a65b1f12758f75903b0fe1efe8c2d900326543c5a40249a0153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5da807fffa60a65b1f12758f75903b0fe1efe8c2d900326543c5a40249a0153", kill_on_drop: false }`
[INFO] [stdout] c5da807fffa60a65b1f12758f75903b0fe1efe8c2d900326543c5a40249a0153
