[INFO] cloning repository https://github.com/arcnmx/screenstub
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arcnmx/screenstub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcnmx%2Fscreenstub", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcnmx%2Fscreenstub'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af5a08b3349de6fb07a8c20898a6c3cf89450100
[INFO] testing arcnmx/screenstub against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcnmx%2Fscreenstub" "/workspace/builds/worker-63/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arcnmx/screenstub on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arcnmx/screenstub
[INFO] finished tweaking git repo https://github.com/arcnmx/screenstub
[INFO] tweaked toml for git repo https://github.com/arcnmx/screenstub written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate git repo https://github.com/arcnmx/screenstub already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfcd18ad1e9a30182d680579589335b3a4091e8ce1dc8db3ab979790491b2ef0
[INFO] running `Command { std: "docker" "start" "-a" "dfcd18ad1e9a30182d680579589335b3a4091e8ce1dc8db3ab979790491b2ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfcd18ad1e9a30182d680579589335b3a4091e8ce1dc8db3ab979790491b2ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfcd18ad1e9a30182d680579589335b3a4091e8ce1dc8db3ab979790491b2ef0", kill_on_drop: false }`
[INFO] [stdout] dfcd18ad1e9a30182d680579589335b3a4091e8ce1dc8db3ab979790491b2ef0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf849c3d66b259f7d69d700e4b52312b6398728e4febc1aadd5ac3cd72d879e8
[INFO] running `Command { std: "docker" "start" "-a" "bf849c3d66b259f7d69d700e4b52312b6398728e4febc1aadd5ac3cd72d879e8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling screenstub-fd v0.0.1 (/opt/rustwide/workdir/fd)
[INFO] [stderr]    Compiling ddc-hi v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling result v1.0.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling mccs v0.1.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling array-init v0.0.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling i2c v0.1.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling ddc v0.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling resize-slice v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling nix v0.22.1
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling i2c-linux-sys v0.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling udev v0.2.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling input-linux-sys v0.7.0
[INFO] [stderr]    Compiling ctrlc v3.2.0
[INFO] [stderr]    Compiling i2c-linux v0.1.2
[INFO] [stderr]    Compiling ddc-i2c v0.2.1
[INFO] [stderr]    Compiling mccs-caps v0.1.0
[INFO] [stderr]    Compiling edid v0.3.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling enumflags2_derive v0.6.4
[INFO] [stderr]    Compiling enumflags2 v0.6.4
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling tokio-util v0.6.8
[INFO] [stderr]    Compiling input-linux v0.5.0
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde-hex v0.1.0
[INFO] [stderr]    Compiling humantime-serde v1.0.1
[INFO] [stderr]    Compiling serde_yaml v0.8.20
[INFO] [stderr]    Compiling mccs-db v0.1.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling qapi-parser v0.6.0
[INFO] [stderr]    Compiling qapi-spec v0.3.1
[INFO] [stderr]    Compiling qapi-parser v0.5.0
[INFO] [stderr]    Compiling screenstub-ddc v0.0.1 (/opt/rustwide/workdir/ddc)
[INFO] [stderr]    Compiling qapi-codegen v0.5.0
[INFO] [stderr]    Compiling qapi-codegen v0.6.0
[INFO] [stderr]    Compiling qapi-qmp v0.7.0
[INFO] [stderr]    Compiling qapi-qga v0.8.0
[INFO] [stderr]    Compiling qapi-qmp v0.8.0
[INFO] [stderr]    Compiling screenstub-x v0.0.1 (/opt/rustwide/workdir/x)
[INFO] [stderr]    Compiling screenstub-uinput v0.0.1 (/opt/rustwide/workdir/uinput)
[INFO] [stdout] warning: unused variable: `motion`
[INFO] [stdout]    --> x/src/lib.rs:333:37
[INFO] [stdout]     |
[INFO] [stdout] 333 |             XRequest::Grab { xcore, motion, confine, ref devices } => {
[INFO] [stdout]     |                                     ^^^^^^ help: try ignoring the field: `motion: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `devices`
[INFO] [stdout]    --> x/src/lib.rs:333:54
[INFO] [stdout]     |
[INFO] [stdout] 333 |             XRequest::Grab { xcore, motion, confine, ref devices } => {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^ help: try ignoring the field: `devices: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new`
[INFO] [stdout]    --> x/src/lib.rs:571:38
[INFO] [stdout]     |
[INFO] [stdout] 571 |                     .filter(|&&(dim, new, _)| dim != 0)
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_new`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cx`
[INFO] [stdout]    --> x/src/lib.rs:665:41
[INFO] [stdout]     |
[INFO] [stdout] 665 |     fn poll_ready(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
[INFO] [stdout]     |                                         ^^ help: if this is intentional, prefix it with an underscore: `_cx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `x_keysym`
[INFO] [stdout]    --> x/src/lib.rs:546:8
[INFO] [stdout]     |
[INFO] [stdout] 546 |     fn x_keysym(_key: xcb::Keysym) -> Option<Key> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling screenstub-event v0.0.1 (/opt/rustwide/workdir/event)
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qapi-qmp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name qapi_qmp --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/qapi-qmp-0.7.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=f118a68fe11b1382 -C extra-filename=-f118a68fe11b1382 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern qapi_spec=/opt/rustwide/target/debug/deps/libqapi_spec-cf8b430850e1ef74.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-a6ec4edcd82b695b.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bf849c3d66b259f7d69d700e4b52312b6398728e4febc1aadd5ac3cd72d879e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf849c3d66b259f7d69d700e4b52312b6398728e4febc1aadd5ac3cd72d879e8", kill_on_drop: false }`
[INFO] [stdout] bf849c3d66b259f7d69d700e4b52312b6398728e4febc1aadd5ac3cd72d879e8