[INFO] fetching crate riiry 0.1.8...
[INFO] testing riiry-0.1.8 against 1.49.0 for beta-1.50-1
[INFO] extracting crate riiry 0.1.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate riiry 0.1.8 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 crates.io crate riiry 0.1.8
[INFO] finished tweaking crates.io crate riiry 0.1.8
[INFO] tweaked toml for crates.io crate riiry 0.1.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0b15076749efc1f29fcf5788bd98aff747fea11f10a8c7cab62cedde8bdf0fb
[INFO] running `Command { std: "docker" "start" "-a" "e0b15076749efc1f29fcf5788bd98aff747fea11f10a8c7cab62cedde8bdf0fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0b15076749efc1f29fcf5788bd98aff747fea11f10a8c7cab62cedde8bdf0fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b15076749efc1f29fcf5788bd98aff747fea11f10a8c7cab62cedde8bdf0fb", kill_on_drop: false }`
[INFO] [stdout] e0b15076749efc1f29fcf5788bd98aff747fea11f10a8c7cab62cedde8bdf0fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 8d57d33e6608e85390e6929224c04824b89690515cbd8228ca4ecdee155dc082
[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" "8d57d33e6608e85390e6929224c04824b89690515cbd8228ca4ecdee155dc082", kill_on_drop: false }`
[INFO] [stderr]    Compiling gio v0.6.0
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling pango v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.6.0
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]    Compiling gdk v0.10.0
[INFO] [stderr]    Compiling atk v0.6.0
[INFO] [stderr]    Compiling gtk v0.6.0
[INFO] [stderr]    Compiling sublime_fuzzy v0.6.0
[INFO] [stderr]    Compiling glib-sys v0.8.0
[INFO] [stderr]    Compiling gobject-sys v0.8.0
[INFO] [stderr]    Compiling gio-sys v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.8.0
[INFO] [stderr]    Compiling pango-sys v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.8.0
[INFO] [stderr]    Compiling gdk-sys v0.8.0
[INFO] [stderr]    Compiling atk-sys v0.8.0
[INFO] [stderr]    Compiling gtk-sys v0.8.0
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling rff v0.3.0
[INFO] [stderr]    Compiling glib v0.7.1
[INFO] [stderr]    Compiling riiry v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `failure::err_msg`
[INFO] [stdout]  --> src/files.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use failure::err_msg;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `failure::ResultExt`
[INFO] [stdout]  --> src/files.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use failure::ResultExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/applications.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             tx.send(vec![String::from(entry.path().to_str().unwrap())]);
[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/files.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             tx.send(vec![String::from(entry.path().to_str().unwrap())]);
[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: 4 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-0.6.0/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 --cfg 'feature="v3_16"' --cfg 'feature="v3_18"' --cfg 'feature="v3_20"' --cfg 'feature="v3_22"' -C metadata=1fce36a6e7777cb4 -C extra-filename=-1fce36a6e7777cb4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-d864309dd576c3bc.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-d1dc5fbb79aebe9d.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-ef9bf54d2495dcc4.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-254b300063bcb44f.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-a54533e370875851.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-488b4947a9d7713a.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-8ea681c53b2cac20.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-020eca2a8bd30931.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-80788143f8309914.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-fe3ecb3f5fe18249.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-1926ff894baf44fb.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-b09cc1ac2106a04a.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-c8f25eac9c2e00a0.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-e0846f52673851a4.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-7b12af315062479b.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-defceb412ffcc3e6.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8d57d33e6608e85390e6929224c04824b89690515cbd8228ca4ecdee155dc082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d57d33e6608e85390e6929224c04824b89690515cbd8228ca4ecdee155dc082", kill_on_drop: false }`
[INFO] [stdout] 8d57d33e6608e85390e6929224c04824b89690515cbd8228ca4ecdee155dc082