[INFO] cloning repository https://github.com/ALinuxPerson/waydows
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ALinuxPerson/waydows" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FALinuxPerson%2Fwaydows", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FALinuxPerson%2Fwaydows'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5dccc75bb5ab30305c14ce47a72af0220db02a9
[INFO] checking ALinuxPerson/waydows/e5dccc75bb5ab30305c14ce47a72af0220db02a9 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FALinuxPerson%2Fwaydows" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ALinuxPerson/waydows 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 git repo https://github.com/ALinuxPerson/waydows
[INFO] finished tweaking git repo https://github.com/ALinuxPerson/waydows
[INFO] tweaked toml for git repo https://github.com/ALinuxPerson/waydows written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ALinuxPerson/waydows 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] 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] e7820cd94a2cbb186a904645d7dd27859709fb858f52f771aeaef83ccf3e99d7
[INFO] running `Command { std: "docker" "start" "-a" "e7820cd94a2cbb186a904645d7dd27859709fb858f52f771aeaef83ccf3e99d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7820cd94a2cbb186a904645d7dd27859709fb858f52f771aeaef83ccf3e99d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7820cd94a2cbb186a904645d7dd27859709fb858f52f771aeaef83ccf3e99d7", kill_on_drop: false }`
[INFO] [stdout] e7820cd94a2cbb186a904645d7dd27859709fb858f52f771aeaef83ccf3e99d7
[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] 6a7c52400a636817f1ca81d2ea563cebc9c5dcdbccf1d170156fc07af55e53e0
[INFO] running `Command { std: "docker" "start" "-a" "6a7c52400a636817f1ca81d2ea563cebc9c5dcdbccf1d170156fc07af55e53e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking waydows-unix-socket v0.1.0 (/opt/rustwide/workdir/unix-socket)
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]    Compiling syn v2.0.73
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking lz4_flex v0.11.3
[INFO] [stderr]     Checking hv_sock v0.1.0 (https://github.com/ALinuxPerson/hv_sock.git#128e4d87)
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking waydows-base v0.1.0 (/opt/rustwide/workdir/base)
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> base/src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let now = Instant::now();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `thread_num`
[INFO] [stdout]   --> base/src/main.rs:31:40
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn screen(width: usize, height: usize, thread_num: usize, rng: &mut impl Rng) -> Vec<u8> {
[INFO] [stdout]    |                                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> base/src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let now = Instant::now();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `thread_num`
[INFO] [stdout]   --> base/src/main.rs:31:40
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn screen(width: usize, height: usize, thread_num: usize, rng: &mut impl Rng) -> Vec<u8> {
[INFO] [stdout]    |                                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.33s
[INFO] running `Command { std: "docker" "inspect" "6a7c52400a636817f1ca81d2ea563cebc9c5dcdbccf1d170156fc07af55e53e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a7c52400a636817f1ca81d2ea563cebc9c5dcdbccf1d170156fc07af55e53e0", kill_on_drop: false }`
[INFO] [stdout] 6a7c52400a636817f1ca81d2ea563cebc9c5dcdbccf1d170156fc07af55e53e0