[INFO] cloning repository https://github.com/khai-learn-rust/rust_reml_hello_world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khai-learn-rust/rust_reml_hello_world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhai-learn-rust%2Frust_reml_hello_world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhai-learn-rust%2Frust_reml_hello_world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5904fc0a2b4739b613ca1733664e592bfae8f07c
[INFO] testing khai-learn-rust/rust_reml_hello_world against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhai-learn-rust%2Frust_reml_hello_world" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khai-learn-rust/rust_reml_hello_world 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 git repo https://github.com/khai-learn-rust/rust_reml_hello_world
[INFO] finished tweaking git repo https://github.com/khai-learn-rust/rust_reml_hello_world
[INFO] tweaked toml for git repo https://github.com/khai-learn-rust/rust_reml_hello_world written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/khai-learn-rust/rust_reml_hello_world already has a lockfile, it will not be regenerated
[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-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" "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] [stdout] 4ddb1e626153693f53aacdf5240dc4f07bdee644ad5d76d0fc90bec45a7527e5
[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" "4ddb1e626153693f53aacdf5240dc4f07bdee644ad5d76d0fc90bec45a7527e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ddb1e626153693f53aacdf5240dc4f07bdee644ad5d76d0fc90bec45a7527e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ddb1e626153693f53aacdf5240dc4f07bdee644ad5d76d0fc90bec45a7527e5", kill_on_drop: false }`
[INFO] [stdout] 4ddb1e626153693f53aacdf5240dc4f07bdee644ad5d76d0fc90bec45a7527e5
[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" "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] b2e612de45f65b02e16d5eeeb5824e4063b4f4e86f67e59630889140e35a8a88
[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" "b2e612de45f65b02e16d5eeeb5824e4063b4f4e86f67e59630889140e35a8a88", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gio v0.5.1
[INFO] [stderr]    Compiling cairo-rs v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.5.0
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling gdk v0.9.0
[INFO] [stderr]    Compiling gtk v0.5.0
[INFO] [stderr]    Compiling glib-sys v0.7.0
[INFO] [stderr]    Compiling gobject-sys v0.7.0
[INFO] [stderr]    Compiling gio-sys v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.7.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.7.0
[INFO] [stderr]    Compiling pango-sys v0.7.0
[INFO] [stderr]    Compiling gdk-sys v0.7.0
[INFO] [stderr]    Compiling atk-sys v0.7.0
[INFO] [stderr]    Compiling gtk-sys v0.7.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling glib v0.6.1
[INFO] [stderr]    Compiling pango v0.5.0
[INFO] [stderr]    Compiling relm-gen-widget v0.15.0
[INFO] [stderr]    Compiling relm-derive-common v0.15.0
[INFO] [stderr]    Compiling relm-attributes v0.15.0
[INFO] [stderr]    Compiling relm-derive v0.15.0
[INFO] [stderr]    Compiling relm-core v0.15.0
[INFO] [stderr]    Compiling relm-state v0.15.0
[INFO] [stderr]    Compiling relm v0.15.0
[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-0.5.0/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=1c94f96ecc62c7dd -C extra-filename=-1c94f96ecc62c7dd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-5c7d271dfd8fcb55.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-ce2a1a85bf1246a8.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-eedbed3eddc760e2.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-f79768b09d3c0ecc.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-415c8ddb30256f5c.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-b5233cf1d7a760a5.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-23281447ed8045da.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-66fb7cb3a8b5229f.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-ac1b240dab7f61c4.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-1d9536f69696db96.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-4018cbb93f53853f.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-a67e0e6d0296513e.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-33963d7530d14662.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-bdaffc3be0f3e345.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-84189487313b975d.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-ef04317b55935507.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b2e612de45f65b02e16d5eeeb5824e4063b4f4e86f67e59630889140e35a8a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e612de45f65b02e16d5eeeb5824e4063b4f4e86f67e59630889140e35a8a88", kill_on_drop: false }`
[INFO] [stdout] b2e612de45f65b02e16d5eeeb5824e4063b4f4e86f67e59630889140e35a8a88