[INFO] cloning repository https://github.com/garebareDA/web_browser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/garebareDA/web_browser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgarebareDA%2Fweb_browser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgarebareDA%2Fweb_browser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3e27881c4966a05f7d9defcaa1040d7fe68039e
[INFO] testing garebareDA/web_browser against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgarebareDA%2Fweb_browser" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/garebareDA/web_browser on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/garebareDA/web_browser
[INFO] finished tweaking git repo https://github.com/garebareDA/web_browser
[INFO] tweaked toml for git repo https://github.com/garebareDA/web_browser written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/garebareDA/web_browser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] 3d3ec77ee2d1725068fb1487f38d92b5062dc02ee870ddb341ed9c9e7924d435
[INFO] running `Command { std: "docker" "start" "-a" "3d3ec77ee2d1725068fb1487f38d92b5062dc02ee870ddb341ed9c9e7924d435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d3ec77ee2d1725068fb1487f38d92b5062dc02ee870ddb341ed9c9e7924d435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d3ec77ee2d1725068fb1487f38d92b5062dc02ee870ddb341ed9c9e7924d435", kill_on_drop: false }`
[INFO] [stdout] 3d3ec77ee2d1725068fb1487f38d92b5062dc02ee870ddb341ed9c9e7924d435
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c0318189091d1dbc22b7527556e285403ecbd39afaf23ec39d2adf730d7a4cd
[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" "0c0318189091d1dbc22b7527556e285403ecbd39afaf23ec39d2adf730d7a4cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling gtk v0.7.0
[INFO] [stderr]    Compiling glib-sys v0.9.0
[INFO] [stderr]    Compiling gobject-sys v0.9.0
[INFO] [stderr]    Compiling gio-sys v0.9.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.0
[INFO] [stderr]    Compiling pango-sys v0.9.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.0
[INFO] [stderr]    Compiling atk-sys v0.9.0
[INFO] [stderr]    Compiling gdk-sys v0.9.0
[INFO] [stderr]    Compiling gtk-sys v0.9.0
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling qstring v0.7.0
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling glib v0.8.2
[INFO] [stderr]    Compiling webpki v0.21.0
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling ureq v0.11.2
[INFO] [stderr]    Compiling web_browser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::add`
[INFO] [stdout]  --> src/ui/text_tag.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::add;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::html_parser::structs::Html`
[INFO] [stdout]   --> src/ui/text_tag.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::html_parser::structs::Html;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `href` is assigned to, but never used
[INFO] [stdout]   --> src/ui/text_tag.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut href = String::new();
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_href` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `href` is never read
[INFO] [stdout]   --> src/ui/text_tag.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             href = attr[index].contents.parse().unwrap();
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/ui/image_tag.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 resp.read_exact(&mut buf);
[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 `Result` that must be used
[INFO] [stdout]   --> src/ui/image_tag.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 image_file.write_all(&mut buf);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[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-0.7.0/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=19144f14881352b5 -C extra-filename=-19144f14881352b5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-2f8c7994d7eaed62.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-117d41ac256572da.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-716c8d219e4c1d2d.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-e64330357f600c42.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-0b36812131506cc1.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-aeba9a78b6c2834e.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-8b80b49463c6e7ce.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-1e41253ecbb8e335.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-f7f6c230a9727776.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-03e175eefc7aafe1.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-504827ce8cdeb3ce.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-0a806359f6592901.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-3fc2df34756d59d9.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-3af5a5831991aa46.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-682a28d7d243d015.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-424c338a40e9a266.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-eb4481854eb41aab.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "0c0318189091d1dbc22b7527556e285403ecbd39afaf23ec39d2adf730d7a4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0318189091d1dbc22b7527556e285403ecbd39afaf23ec39d2adf730d7a4cd", kill_on_drop: false }`
[INFO] [stdout] 0c0318189091d1dbc22b7527556e285403ecbd39afaf23ec39d2adf730d7a4cd