[INFO] fetching crate x11rb-async 0.13.1...
[INFO] checking x11rb-async-0.13.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate x11rb-async 0.13.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate x11rb-async 0.13.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate x11rb-async 0.13.1
[INFO] tweaked toml for crates.io crate x11rb-async 0.13.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate x11rb-async 0.13.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate x11rb-async 0.13.1 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42667560d9bddb4c1b93c735de178c01f34c13fed882435d896caaaac4608efb
[INFO] running `Command { std: "docker" "start" "-a" "42667560d9bddb4c1b93c735de178c01f34c13fed882435d896caaaac4608efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42667560d9bddb4c1b93c735de178c01f34c13fed882435d896caaaac4608efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42667560d9bddb4c1b93c735de178c01f34c13fed882435d896caaaac4608efb", kill_on_drop: false }`
[INFO] [stdout] 42667560d9bddb4c1b93c735de178c01f34c13fed882435d896caaaac4608efb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af32b06e3ae99e60258eb1f0b6d6736d8faf7b7d1e52458f0772ff4bf9fc3f9e
[INFO] running `Command { std: "docker" "start" "-a" "af32b06e3ae99e60258eb1f0b6d6736d8faf7b7d1e52458f0772ff4bf9fc3f9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking x11rb-protocol v0.13.1
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking event-listener v5.3.0
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking async-executor v1.11.0
[INFO] [stderr]     Checking async-channel v2.2.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking blocking v1.6.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking polling v3.7.0
[INFO] [stderr]     Checking x11rb v0.13.1
[INFO] [stderr]     Checking async-io v2.3.2
[INFO] [stderr]     Checking x11rb-async v0.13.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/connection.rs:68:10
[INFO] [stdout]    |
[INFO] [stdout] 68 |         &'this self,
[INFO] [stdout]    |          ^^^^^ this lifetime flows to the output
[INFO] [stdout] 69 |         request: R,
[INFO] [stdout] 70 |     ) -> Fut<'future, Cookie<'_, Self, R::Reply>, ConnectionError>
[INFO] [stdout]    |                              -- the lifetime gets resolved as `'this`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'this`
[INFO] [stdout]    |
[INFO] [stdout] 70 -     ) -> Fut<'future, Cookie<'_, Self, R::Reply>, ConnectionError>
[INFO] [stdout] 70 +     ) -> Fut<'future, Cookie<'this, Self, R::Reply>, ConnectionError>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/connection.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 |         &'this self,
[INFO] [stdout]     |          ^^^^^ this lifetime flows to the output
[INFO] [stdout] 133 |         request: R,
[INFO] [stdout] 134 |     ) -> Fut<'future, CookieWithFds<'_, Self, R::Reply>, ConnectionError>
[INFO] [stdout]     |                                     -- the lifetime gets resolved as `'this`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'this`
[INFO] [stdout]     |
[INFO] [stdout] 134 -     ) -> Fut<'future, CookieWithFds<'_, Self, R::Reply>, ConnectionError>
[INFO] [stdout] 134 +     ) -> Fut<'future, CookieWithFds<'this, Self, R::Reply>, ConnectionError>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/connection.rs:68:10
[INFO] [stdout]    |
[INFO] [stdout] 68 |         &'this self,
[INFO] [stdout]    |          ^^^^^ this lifetime flows to the output
[INFO] [stdout] 69 |         request: R,
[INFO] [stdout] 70 |     ) -> Fut<'future, Cookie<'_, Self, R::Reply>, ConnectionError>
[INFO] [stdout]    |                              -- the lifetime gets resolved as `'this`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'this`
[INFO] [stdout]    |
[INFO] [stdout] 70 -     ) -> Fut<'future, Cookie<'_, Self, R::Reply>, ConnectionError>
[INFO] [stdout] 70 +     ) -> Fut<'future, Cookie<'this, Self, R::Reply>, ConnectionError>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/connection.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 |         &'this self,
[INFO] [stdout]     |          ^^^^^ this lifetime flows to the output
[INFO] [stdout] 133 |         request: R,
[INFO] [stdout] 134 |     ) -> Fut<'future, CookieWithFds<'_, Self, R::Reply>, ConnectionError>
[INFO] [stdout]     |                                     -- the lifetime gets resolved as `'this`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'this`
[INFO] [stdout]     |
[INFO] [stdout] 134 -     ) -> Fut<'future, CookieWithFds<'_, Self, R::Reply>, ConnectionError>
[INFO] [stdout] 134 +     ) -> Fut<'future, CookieWithFds<'this, Self, R::Reply>, ConnectionError>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> examples/xclock_utc_async.rs:243:20
[INFO] [stdout]     |
[INFO] [stdout] 243 |                 if let Err(e) = drive.await {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.95s
[INFO] running `Command { std: "docker" "inspect" "af32b06e3ae99e60258eb1f0b6d6736d8faf7b7d1e52458f0772ff4bf9fc3f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af32b06e3ae99e60258eb1f0b6d6736d8faf7b7d1e52458f0772ff4bf9fc3f9e", kill_on_drop: false }`
[INFO] [stdout] af32b06e3ae99e60258eb1f0b6d6736d8faf7b7d1e52458f0772ff4bf9fc3f9e