[INFO] fetching crate tilde-ampersand 0.3.0...
[INFO] testing tilde-ampersand-0.3.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate tilde-ampersand 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate tilde-ampersand 0.3.0
[INFO] finished tweaking crates.io crate tilde-ampersand 0.3.0
[INFO] tweaked toml for crates.io crate tilde-ampersand 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tilde-ampersand 0.3.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tilde-ampersand 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gobject-sys v0.22.6
[INFO] [stderr]   Downloaded target-lexicon v0.13.5
[INFO] [stderr]   Downloaded cfg-expr v0.20.8
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[INFO] [stderr]   Downloaded gio-sys v0.22.0
[INFO] [stderr]   Downloaded glib v0.22.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a
[INFO] running `Command { std: "docker" "start" "3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.2
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
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[INFO] [stderr]    Compiling once_cell v1.21.4
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[INFO] [stderr]    Compiling rustc_version v0.4.1
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[INFO] [stderr]    Compiling futures-executor v0.3.32
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[INFO] [stderr]    Compiling cairo-sys-rs v0.18.2
[INFO] [stderr]    Compiling atk-sys v0.18.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.18.0
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[INFO] [stderr]    Compiling pango-sys v0.18.0
[INFO] [stderr]    Compiling gtk-sys v0.18.2
[INFO] [stderr]    Compiling glib v0.18.5
[INFO] [stderr]    Compiling cairo-rs v0.18.5
[INFO] [stderr]    Compiling atk v0.18.2
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[INFO] [stderr]    Compiling tilde-ampersand v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `gtk::*`
[INFO] [stdout]  --> src/container_items/button.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use gtk::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]    --> src/window.rs:137:19
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn make_tiled(window: &ApplicationWindow) {
[INFO] [stdout]     |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `expand` is never read
[INFO] [stdout]   --> src/container_items/label.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct LabelLayout {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 33 |     expand: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_image_position` and `add_widget` are never used
[INFO] [stdout]   --> src/container_items/button.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Button {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn set_image_position(&self, position: Position) -> &Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn add_widget(&self, widget: &impl IsA<gtk::Widget>) -> &Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2m 59s
[INFO] running `Command { std: "docker" "inspect" "3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling tilde-ampersand v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `gtk::*`
[INFO] [stdout]  --> src/container_items/button.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use gtk::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]    --> src/window.rs:137:19
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn make_tiled(window: &ApplicationWindow) {
[INFO] [stdout]     |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `expand` is never read
[INFO] [stdout]   --> src/container_items/label.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct LabelLayout {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 33 |     expand: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_image_position` and `add_widget` are never used
[INFO] [stdout]   --> src/container_items/button.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Button {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn set_image_position(&self, position: Position) -> &Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn add_widget(&self, widget: &impl IsA<gtk::Widget>) -> &Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gtk::*`
[INFO] [stdout]  --> src/container_items/button.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use gtk::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]    --> src/window.rs:137:19
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn make_tiled(window: &ApplicationWindow) {
[INFO] [stdout]     |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `expand` is never read
[INFO] [stdout]   --> src/container_items/label.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct LabelLayout {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 33 |     expand: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_image_position` and `add_widget` are never used
[INFO] [stdout]   --> src/container_items/button.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Button {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn set_image_position(&self, position: Position) -> &Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn add_widget(&self, widget: &impl IsA<gtk::Widget>) -> &Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `gtk::*`
[INFO] [stderr]  --> src/container_items/button.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use gtk::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `window`
[INFO] [stderr]    --> src/window.rs:137:19
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn make_tiled(window: &ApplicationWindow) {
[INFO] [stderr]     |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `expand` is never read
[INFO] [stderr]   --> src/container_items/label.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub struct LabelLayout {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] 33 |     expand: bool,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `set_image_position` and `add_widget` are never used
[INFO] [stderr]   --> src/container_items/button.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Button {
[INFO] [stderr]    | ----------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 36 |     fn set_image_position(&self, position: Position) -> &Self {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 46 |     fn add_widget(&self, widget: &impl IsA<gtk::Widget>) -> &Self {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tilde-ampersand` (lib) generated 4 warnings (run `cargo fix --lib -p tilde-ampersand` to apply 2 suggestions)
[INFO] [stderr] warning: `tilde-ampersand` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/tilde_ampersand-db36f710176c39ee)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_app_draws_window ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_app_draws_window stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_app_draws_window' (1631) panicked at src/lib.rs:23:21:
[INFO] [stdout] Failed to initialize GTK: BoolError { message: "Failed to initialize GTK", filename: "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gtk-0.18.2/src/rt.rs", function: "gtk::rt::init", line: 141 }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57b6514bf9e1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57b6514d3d7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x57b6514c3e7c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x57b65149bed6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x57b6514b8149 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x57b651450960 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x57b6514b8302 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x57b65149bf82 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x57b651494d09 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57b65149cb7d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x57b6514d44ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x57b6514d4282 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x57b6514427d5 - <tilde_ampersand[3ce879cf287ae74d]::tests::test_app_draws_window::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x57b651443c4b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x57b6514512b5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x57b65144ab74 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x57b651454412 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57b6514bf2b9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x79ecde0bbdfa - <unknown>
[INFO] [stdout]   19:     0x79ecde14f3d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_app_draws_window
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a", kill_on_drop: false }`
[INFO] [stdout] 3db45174fa2e505aa39ed4498834b5549e9373a2a2e7bfe1ba39f75aa9ee506a
