[INFO] cloning repository https://github.com/RA-GAS-GmbH/ne4_konfig
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RA-GAS-GmbH/ne4_konfig" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRA-GAS-GmbH%2Fne4_konfig", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRA-GAS-GmbH%2Fne4_konfig'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9936fb1d244fa3a2af904b3a70f925277954ece5
[INFO] testing RA-GAS-GmbH/ne4_konfig against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRA-GAS-GmbH%2Fne4_konfig" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RA-GAS-GmbH/ne4_konfig on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RA-GAS-GmbH/ne4_konfig
[INFO] finished tweaking git repo https://github.com/RA-GAS-GmbH/ne4_konfig
[INFO] tweaked toml for git repo https://github.com/RA-GAS-GmbH/ne4_konfig written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/RA-GAS-GmbH/ne4_konfig already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d11bbc11da12c30b318c33cb0ed496f3702968176b7ea3099dab6cd861df6dc2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d11bbc11da12c30b318c33cb0ed496f3702968176b7ea3099dab6cd861df6dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d11bbc11da12c30b318c33cb0ed496f3702968176b7ea3099dab6cd861df6dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d11bbc11da12c30b318c33cb0ed496f3702968176b7ea3099dab6cd861df6dc2", kill_on_drop: false }`
[INFO] [stdout] d11bbc11da12c30b318c33cb0ed496f3702968176b7ea3099dab6cd861df6dc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a9efa2c54226465b9c948a2b3be9e9448f8c1f043d0ab4e97ed11d74623d929e
[INFO] running `Command { std: "docker" "start" "-a" "a9efa2c54226465b9c948a2b3be9e9448f8c1f043d0ab4e97ed11d74623d929e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.37
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling rustdoc-stripper v0.1.14
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling pango v0.9.0
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling gtk-rs-lgpl-docs v0.1.18
[INFO] [stderr]    Compiling gio v0.9.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling gdk v0.13.0
[INFO] [stderr]    Compiling gtk v0.9.1
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serialport v3.3.0
[INFO] [stderr]    Compiling mio-serial v3.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tokio-serial v4.3.3
[INFO] [stderr]    Compiling tokio-serial v4.3.3 (https://github.com/zzeroo/tokio-serial.git?branch=feature/port_enumeration#4853d0a0)
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling tokio-modbus v0.4.0
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling glib-sys v0.10.0
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gdk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]    Compiling glib v0.10.1
[INFO] [stderr]    Compiling ne4_konfig v1.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `SharedContext`, `reconnect_shared_context`
[INFO] [stdout]  --> src/tokio_thread/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     util::{reconnect_shared_context, NewContext, SharedContext},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `cell::RefCell`, `rc::Rc`
[INFO] [stdout]   --> src/tokio_thread/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     cell::RefCell,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     rc::Rc,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     sync::{Arc, Mutex},
[INFO] [stdout]    |            ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/tokio_thread/mod.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 'update: loop {
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/tokio_thread/mod.rs:279:17
[INFO] [stdout]     |
[INFO] [stdout] 279 |                 'update: loop {
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `values`
[INFO] [stdout]    --> src/gui/gtk3/mod.rs:710:32
[INFO] [stdout]     |
[INFO] [stdout] 710 | ...                   Ok(values) => {
[INFO] [stdout]     |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_values`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `notebook_sensor`
[INFO] [stdout]    --> src/gui/gtk3/mod.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |     let notebook_sensor: gtk::Notebook = build!(builder, "notebook_sensor");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_notebook_sensor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_value`
[INFO] [stdout]    --> src/gui/gtk3/rwreg_store.rs:488:13
[INFO] [stdout]     |
[INFO] [stdout] 488 |         let old_value = model.get_value(&iter, 2);
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cell`
[INFO] [stdout]    --> src/gui/gtk3/rwreg_store.rs:482:5
[INFO] [stdout]     |
[INFO] [stdout] 482 |     cell: &gtk::CellRendererText,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `box_main`
[INFO] [stdout]    --> src/gui/gtk3/rwreg_store.rs:447:13
[INFO] [stdout]     |
[INFO] [stdout] 447 |         let box_main = gtk::Box::new(gtk::Orientation::Horizontal, 1);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_box_main`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ui`
[INFO] [stdout]    --> src/gui/gtk3/rwreg_store.rs:454:36
[INFO] [stdout]     |
[INFO] [stdout] 454 |     pub fn update_treestore(&self, ui: &Ui, values: &[u16]) {
[INFO] [stdout]     |                                    ^^ help: if this is intentional, prefix it with an underscore: `_ui`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui/gtk3/mod.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let mut check_button_mcs: gtk::CheckButton = build!(builder, "check_button_mcs");
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/tokio_thread/mod.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tokio_thread/mod.rs:347:9
[INFO] [stdout]     |
[INFO] [stdout] 347 | /         self.read_input_registers(
[INFO] [stdout] 348 | |             port.clone(),
[INFO] [stdout] 349 | |             modbus_address,
[INFO] [stdout] 350 | |             ui_event_sender.clone(),
[INFO] [stdout] 351 | |             state.clone(),
[INFO] [stdout] 352 | |         )
[INFO] [stdout] 353 | |         .await;
[INFO] [stdout]     | |_______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tokio_thread/mod.rs:355:9
[INFO] [stdout]     |
[INFO] [stdout] 355 | /         self.read_holding_registers(port, modbus_address, ui_event_sender, state)
[INFO] [stdout] 356 | |             .await;
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gtk`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gtk /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gtk-0.9.1/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 --cfg 'feature="embed-lgpl-docs"' --cfg 'feature="gtk-rs-lgpl-docs"' --cfg 'feature="v3_16"' --cfg 'feature="v3_18"' --cfg 'feature="v3_20"' --cfg 'feature="v3_22"' -C metadata=4721498af91bd5af -C extra-filename=-4721498af91bd5af --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-98027466ae600eff.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-3f389c8b56305f02.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-c9097bd8c3f6179b.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-643cd16f04123b24.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-afa018e6a852f3c9.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-7fbfb2d8968fd01e.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-1edaae2b257162f9.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-463fa2f86e73efc1.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-3870cd5224445ec2.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-5ab24c6538fa4ac9.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-7cdee7da2229223b.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-89292fc54ff172b6.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-cb04f33538b9ca67.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-f61490edc33d0003.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-4f490b24a4c18179.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-81d5b71441c580f4.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-b459d271c9149d3f.rmeta --cap-lints allow --cap-lints=warn --cfg 'gdk_backend="x11"' --cfg 'gdk_backend="broadway"' --cfg 'gdk_backend="wayland"'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a9efa2c54226465b9c948a2b3be9e9448f8c1f043d0ab4e97ed11d74623d929e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9efa2c54226465b9c948a2b3be9e9448f8c1f043d0ab4e97ed11d74623d929e", kill_on_drop: false }`
[INFO] [stdout] a9efa2c54226465b9c948a2b3be9e9448f8c1f043d0ab4e97ed11d74623d929e