[INFO] fetching crate ommui_frontend_gtk 0.3.19...
[INFO] testing ommui_frontend_gtk-0.3.19 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ommui_frontend_gtk 0.3.19 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ommui_frontend_gtk 0.3.19 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 ommui_frontend_gtk 0.3.19
[INFO] finished tweaking crates.io crate ommui_frontend_gtk 0.3.19
[INFO] tweaked toml for crates.io crate ommui_frontend_gtk 0.3.19 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 5c7cd13057acbefb81704537ce7ea425b3cea6e95c25908a4acc64226235122c
[INFO] running `Command { std: "docker" "start" "-a" "5c7cd13057acbefb81704537ce7ea425b3cea6e95c25908a4acc64226235122c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c7cd13057acbefb81704537ce7ea425b3cea6e95c25908a4acc64226235122c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c7cd13057acbefb81704537ce7ea425b3cea6e95c25908a4acc64226235122c", kill_on_drop: false }`
[INFO] [stdout] 5c7cd13057acbefb81704537ce7ea425b3cea6e95c25908a4acc64226235122c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 51074518b3028209c4a7fbb944a1e38e03631f2ad581f7b608e34d2eb22425d4
[INFO] running `Command { std: "docker" "start" "-a" "51074518b3028209c4a7fbb944a1e38e03631f2ad581f7b608e34d2eb22425d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling bidir-map v1.0.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling askama_escape v0.2.0
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling gtk v0.7.0
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling gettext-sys v0.19.9
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling array-init v0.0.4
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling rgb v0.8.27
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quick-xml v0.16.1
[INFO] [stderr]    Compiling quick-xml v0.17.2
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling float-cmp v0.5.3
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling flate2 v1.0.21
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling locale_config v0.3.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling minidom v0.11.1
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling dbus v0.6.2
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling gettext-rs v0.5.0
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling bzip2 v0.4.3
[INFO] [stderr]    Compiling ws v0.9.1
[INFO] [stderr]    Compiling tr v0.1.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling font-kit v0.7.1
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling glib v0.8.2
[INFO] [stderr]    Compiling dbus-udisks2 v0.2.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr] error: could not compile `http`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.1.21/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=2f93ad32532e9376 -C extra-filename=-2f93ad32532e9376 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-685c3cb5934d46ce.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-d1dc8bedb5ffcb44.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-3f192c06d1c819c3.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "51074518b3028209c4a7fbb944a1e38e03631f2ad581f7b608e34d2eb22425d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51074518b3028209c4a7fbb944a1e38e03631f2ad581f7b608e34d2eb22425d4", kill_on_drop: false }`
[INFO] [stdout] 51074518b3028209c4a7fbb944a1e38e03631f2ad581f7b608e34d2eb22425d4