[INFO] cloning repository https://github.com/panda-coder/rustcalculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/panda-coder/rustcalculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanda-coder%2Frustcalculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanda-coder%2Frustcalculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bdac4cec401bedce6b5bf6c4246a69da45fb084
[INFO] testing panda-coder/rustcalculator against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanda-coder%2Frustcalculator" "/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/panda-coder/rustcalculator on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/panda-coder/rustcalculator
[INFO] finished tweaking git repo https://github.com/panda-coder/rustcalculator
[INFO] tweaked toml for git repo https://github.com/panda-coder/rustcalculator written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/panda-coder/rustcalculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", 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] 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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67d2d28a9ccd3df5e20670f75b4643b64f0f2c1bf7d13838b06dddc64db1b744
[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" "67d2d28a9ccd3df5e20670f75b4643b64f0f2c1bf7d13838b06dddc64db1b744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67d2d28a9ccd3df5e20670f75b4643b64f0f2c1bf7d13838b06dddc64db1b744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d2d28a9ccd3df5e20670f75b4643b64f0f2c1bf7d13838b06dddc64db1b744", kill_on_drop: false }`
[INFO] [stdout] 67d2d28a9ccd3df5e20670f75b4643b64f0f2c1bf7d13838b06dddc64db1b744
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4829350fb785cc816b16ddb32a3469a472e2603286f86ac96e81f90e66a9319d
[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" "4829350fb785cc816b16ddb32a3469a472e2603286f86ac96e81f90e66a9319d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling gio v0.6.0
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.6.0
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling pango v0.6.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling atk v0.6.0
[INFO] [stderr]    Compiling gdk v0.10.0
[INFO] [stderr]    Compiling gtk v0.6.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling nom v4.2.3
[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 cairo-sys-rs v0.8.0
[INFO] [stderr]    Compiling pango-sys v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.8.0
[INFO] [stderr]    Compiling atk-sys v0.8.0
[INFO] [stderr]    Compiling gdk-sys v0.8.0
[INFO] [stderr]    Compiling gtk-sys v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling glib v0.7.1
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]    Compiling config v0.9.2
[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 --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="v3_16"' -C metadata=9bc3d23571a17fa3 -C extra-filename=-9bc3d23571a17fa3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-3d3d63d5900d53f2.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-44e95351d5c34c9b.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-61d395073f1352da.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-1cec49dbce4c08ae.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-e1b0c3cc03feff79.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-a93f65ac903f8920.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-73069e34bd87deab.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-3fb32142523152c8.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-613a927167eb0460.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-f5288f7bc50966df.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-51cb4d373ff9327e.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-d79544f716c272d8.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-6a741df45d0c042d.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-761b5c8e0a560a72.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-6034a6970937b2b0.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-98619e8ba6254b1e.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-6b8e4fbdbc4febf1.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-5d322b6791b9a9be.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "4829350fb785cc816b16ddb32a3469a472e2603286f86ac96e81f90e66a9319d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4829350fb785cc816b16ddb32a3469a472e2603286f86ac96e81f90e66a9319d", kill_on_drop: false }`
[INFO] [stdout] 4829350fb785cc816b16ddb32a3469a472e2603286f86ac96e81f90e66a9319d