[INFO] fetching crate eltrafico 2.2.3...
[INFO] testing eltrafico-2.2.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate eltrafico 2.2.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate eltrafico 2.2.3 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 crates.io crate eltrafico 2.2.3
[INFO] finished tweaking crates.io crate eltrafico 2.2.3
[INFO] tweaked toml for crates.io crate eltrafico 2.2.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate eltrafico 2.2.3 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] a6800ec643c004a35195335bf688a7ca65a2407c6c67fcaaf014186a6054a5f7
[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" "a6800ec643c004a35195335bf688a7ca65a2407c6c67fcaaf014186a6054a5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6800ec643c004a35195335bf688a7ca65a2407c6c67fcaaf014186a6054a5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6800ec643c004a35195335bf688a7ca65a2407c6c67fcaaf014186a6054a5f7", kill_on_drop: false }`
[INFO] [stdout] a6800ec643c004a35195335bf688a7ca65a2407c6c67fcaaf014186a6054a5f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] e99e7d2ba445e9b88c6b1456635b37eecda1ea07b1279fc4e19f9687a4e6ea4c
[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" "e99e7d2ba445e9b88c6b1456635b37eecda1ea07b1279fc4e19f9687a4e6ea4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.5
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs 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 futures-executor v0.3.8
[INFO] [stderr]    Compiling glib v0.10.3
[INFO] [stderr]    Compiling futures v0.3.8
[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-0.9.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=3cab0ab14112713c -C extra-filename=-3cab0ab14112713c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-2f0ab2ae54b21709.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-117d41ac256572da.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-2942ad161bd0dc01.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-f5abb7a8b6787c32.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-547e006c4d29d17d.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-bf684c9054d2c1a0.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-df9a48a069d0895e.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-a169fe00e4c626cc.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-9b879b6c4246081b.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-d21fc1b92d76c4fc.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-5ff6fadddb4b7986.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-25fcae7012de0793.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-3a179438cc2129f2.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-284de1109681f8ef.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-cb5a6ee520ca4d07.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-ef692b8bda824634.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-e140096034b4b3e7.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-482e350417251e04.rmeta --cap-lints allow --cap-lints=warn --cfg 'gdk_backend="x11"' --cfg 'gdk_backend="broadway"' --cfg 'gdk_backend="wayland"'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e99e7d2ba445e9b88c6b1456635b37eecda1ea07b1279fc4e19f9687a4e6ea4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e99e7d2ba445e9b88c6b1456635b37eecda1ea07b1279fc4e19f9687a4e6ea4c", kill_on_drop: false }`
[INFO] [stdout] e99e7d2ba445e9b88c6b1456635b37eecda1ea07b1279fc4e19f9687a4e6ea4c