[INFO] fetching crate x11rb-async 0.13.1...
[INFO] checking x11rb-async-0.13.1 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate x11rb-async 0.13.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate x11rb-async 0.13.1 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4-tc1/source/Cargo.toml
[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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cc5f39a8a05f79d58236bc1615bff559591aa9df6d40a17f11e7bbd0e058b91
[INFO] running `Command { std: "docker" "start" "-a" "5cc5f39a8a05f79d58236bc1615bff559591aa9df6d40a17f11e7bbd0e058b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cc5f39a8a05f79d58236bc1615bff559591aa9df6d40a17f11e7bbd0e058b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cc5f39a8a05f79d58236bc1615bff559591aa9df6d40a17f11e7bbd0e058b91", kill_on_drop: false }`
[INFO] [stdout] 5cc5f39a8a05f79d58236bc1615bff559591aa9df6d40a17f11e7bbd0e058b91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6a3ea4f4e7420032629d21888512fd455223282f6866071643d53c70dd46372
[INFO] running `Command { std: "docker" "start" "-a" "a6a3ea4f4e7420032629d21888512fd455223282f6866071643d53c70dd46372", kill_on_drop: false }`
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking x11rb-protocol v0.13.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[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 event-listener-strategy v0.5.2
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking async-channel v2.2.1
[INFO] [stderr]     Checking async-executor v1.11.0
[INFO] [stderr]     Checking blocking v1.6.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[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: 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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.07s
[INFO] running `Command { std: "docker" "inspect" "a6a3ea4f4e7420032629d21888512fd455223282f6866071643d53c70dd46372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a3ea4f4e7420032629d21888512fd455223282f6866071643d53c70dd46372", kill_on_drop: false }`
[INFO] [stdout] a6a3ea4f4e7420032629d21888512fd455223282f6866071643d53c70dd46372
[INFO] checking x11rb-async-0.13.1 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate x11rb-async 0.13.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate x11rb-async 0.13.1 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4-tc2/source/Cargo.toml
[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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f78fc0488535f65f4e4aee11602cf5c96dd938a14ecf75e17782c95371fa733
[INFO] running `Command { std: "docker" "start" "-a" "3f78fc0488535f65f4e4aee11602cf5c96dd938a14ecf75e17782c95371fa733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f78fc0488535f65f4e4aee11602cf5c96dd938a14ecf75e17782c95371fa733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f78fc0488535f65f4e4aee11602cf5c96dd938a14ecf75e17782c95371fa733", kill_on_drop: false }`
[INFO] [stdout] 3f78fc0488535f65f4e4aee11602cf5c96dd938a14ecf75e17782c95371fa733
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e8ff20fccb286a94ad3f112aa4d9dd832717e9b9e1d5e87d5588ebe3a6406a0
[INFO] running `Command { std: "docker" "start" "-a" "8e8ff20fccb286a94ad3f112aa4d9dd832717e9b9e1d5e87d5588ebe3a6406a0", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking x11rb-protocol v0.13.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]     Checking tracing-log v0.2.0
[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 event-listener-strategy v0.5.2
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking async-channel v2.2.1
[INFO] [stderr]     Checking blocking v1.6.0
[INFO] [stderr]     Checking async-executor v1.11.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[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: 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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.04s
[INFO] running `Command { std: "docker" "inspect" "8e8ff20fccb286a94ad3f112aa4d9dd832717e9b9e1d5e87d5588ebe3a6406a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e8ff20fccb286a94ad3f112aa4d9dd832717e9b9e1d5e87d5588ebe3a6406a0", kill_on_drop: false }`
[INFO] [stdout] 8e8ff20fccb286a94ad3f112aa4d9dd832717e9b9e1d5e87d5588ebe3a6406a0