[INFO] fetching crate reis 0.3.0...
[INFO] checking reis-0.3.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate reis 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate reis 0.3.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reis 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate reis 0.3.0
[INFO] tweaked toml for crates.io crate reis 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate reis 0.3.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a8e63f614e40a60897a10e6ea5c4007993912a53f27f74e1531f3042a37918e
[INFO] running `Command { std: "docker" "start" "-a" "0a8e63f614e40a60897a10e6ea5c4007993912a53f27f74e1531f3042a37918e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a8e63f614e40a60897a10e6ea5c4007993912a53f27f74e1531f3042a37918e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a8e63f614e40a60897a10e6ea5c4007993912a53f27f74e1531f3042a37918e", kill_on_drop: false }`
[INFO] [stdout] 0a8e63f614e40a60897a10e6ea5c4007993912a53f27f74e1531f3042a37918e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44846a7d4541c3d60c48f02df37cc00dcb0afe2c1b44d5b35716c7d6f4b36e66
[INFO] running `Command { std: "docker" "start" "-a" "44846a7d4541c3d60c48f02df37cc00dcb0afe2c1b44d5b35716c7d6f4b36e66", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling winnow v0.6.18
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]     Checking endi v1.1.0
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking cpufeatures v0.2.14
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking xkeysym v0.2.1
[INFO] [stderr]     Checking pollster v0.3.0
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[INFO] [stderr]     Checking blocking v1.6.1
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[INFO] [stderr]    Compiling toml_edit v0.22.21
[INFO] [stderr]     Checking async-fs v2.1.2
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling zvariant_utils v2.1.0
[INFO] [stderr]     Checking reis v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling enumflags2_derive v0.7.10
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling zvariant_derive v4.2.0
[INFO] [stderr]    Compiling serde_repr v0.1.19
[INFO] [stderr]    Compiling async-trait v0.1.82
[INFO] [stderr]    Compiling zbus_macros v4.4.0
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking polling v3.7.3
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[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]     Checking async-net v2.0.0
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking enumflags2 v0.7.10
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[INFO] [stdout] warning: unused import: `once_cell::sync::Lazy`
[INFO] [stdout]  --> examples/receive-synchronous.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use once_cell::sync::Lazy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> examples/receive-synchronous.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::{collections::HashMap, os::unix::net::UnixStream};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `xkbcommon::xkb`
[INFO] [stdout]  --> examples/receive-synchronous.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use xkbcommon::xkb;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h`
[INFO] [stdout]   --> examples/receive-synchronous.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 let h = region.height() as i32;
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/receive-synchronous.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 context.flush();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let _ = context.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.72s
[INFO] running `Command { std: "docker" "inspect" "44846a7d4541c3d60c48f02df37cc00dcb0afe2c1b44d5b35716c7d6f4b36e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44846a7d4541c3d60c48f02df37cc00dcb0afe2c1b44d5b35716c7d6f4b36e66", kill_on_drop: false }`
[INFO] [stdout] 44846a7d4541c3d60c48f02df37cc00dcb0afe2c1b44d5b35716c7d6f4b36e66