[INFO] cloning repository https://github.com/rust-lang-ve/notesmd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang-ve/notesmd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-ve%2Fnotesmd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-ve%2Fnotesmd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e79fffd46f75d1d1ee42022e2d78e5411c6b245
[INFO] testing rust-lang-ve/notesmd against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-ve%2Fnotesmd" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang-ve/notesmd 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/rust-lang-ve/notesmd
[INFO] finished tweaking git repo https://github.com/rust-lang-ve/notesmd
[INFO] tweaked toml for git repo https://github.com/rust-lang-ve/notesmd written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang-ve/notesmd 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 346c664566159bc4507a35f1c5d4277ebb271b1f9a0031cab8d619e313ccaf9a
[INFO] running `Command { std: "docker" "start" "-a" "346c664566159bc4507a35f1c5d4277ebb271b1f9a0031cab8d619e313ccaf9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "346c664566159bc4507a35f1c5d4277ebb271b1f9a0031cab8d619e313ccaf9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "346c664566159bc4507a35f1c5d4277ebb271b1f9a0031cab8d619e313ccaf9a", kill_on_drop: false }`
[INFO] [stdout] 346c664566159bc4507a35f1c5d4277ebb271b1f9a0031cab8d619e313ccaf9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 04ccee4974cc2d4a5711706af1ce7f350a6e5b547636ed3732612719b08b4f1e
[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" "04ccee4974cc2d4a5711706af1ce7f350a6e5b547636ed3732612719b08b4f1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling gio v0.9.0
[INFO] [stderr]    Compiling gdk v0.13.1
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling gtk v0.9.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling toml v0.5.6
[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 v1.0.20
[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 glib-macros v0.10.1
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[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 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 gdk-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling glib v0.10.1
[INFO] [stderr]    Compiling futures v0.3.5
[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 --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="v3_16"' -C metadata=df958205a0f5b394 -C extra-filename=-df958205a0f5b394 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-94fa4354abbfe9d8.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-117d41ac256572da.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-52961f6c2f083202.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-06ccd29685b0f505.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-be81f0a49a22d576.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-f22bfe3f0ff8db2b.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-62110fecaa538565.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-ffe18e3c9f7b0a93.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-da2abd81f75868c7.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-52c4cb955e84c1a5.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-34fab46a0fcf1ba3.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-bb207c077808c435.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-c6beeafcc7941096.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-268464bab75b7082.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-1c69ea8e90b5be58.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-ef692b8bda824634.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-d87433180467ccf9.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-2c18337beaadb797.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" "04ccee4974cc2d4a5711706af1ce7f350a6e5b547636ed3732612719b08b4f1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ccee4974cc2d4a5711706af1ce7f350a6e5b547636ed3732612719b08b4f1e", kill_on_drop: false }`
[INFO] [stdout] 04ccee4974cc2d4a5711706af1ce7f350a6e5b547636ed3732612719b08b4f1e