[INFO] fetching crate swsurface 0.1.4...
[INFO] checking swsurface-0.1.4 against beta for pr-78714
[INFO] extracting crate swsurface 0.1.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate swsurface 0.1.4 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swsurface 0.1.4
[INFO] finished tweaking crates.io crate swsurface 0.1.4
[INFO] tweaked toml for crates.io crate swsurface 0.1.4 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate swsurface 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 94d9b069e8fc9d4b81e2870b886d2f3fbe83afe398e8ea93be1a25506517ee0d
[INFO] running `Command { std: "docker" "start" "-a" "94d9b069e8fc9d4b81e2870b886d2f3fbe83afe398e8ea93be1a25506517ee0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94d9b069e8fc9d4b81e2870b886d2f3fbe83afe398e8ea93be1a25506517ee0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d9b069e8fc9d4b81e2870b886d2f3fbe83afe398e8ea93be1a25506517ee0d", kill_on_drop: false }`
[INFO] [stdout] 94d9b069e8fc9d4b81e2870b886d2f3fbe83afe398e8ea93be1a25506517ee0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30d8f65d60380a86983a7fada17a257df2c1510504a75e453cea616b9d9206bf
[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" "30d8f65d60380a86983a7fada17a257df2c1510504a75e453cea616b9d9206bf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking instant v0.1.2
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking png v0.15.2
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling zstd-sys v1.4.13+zstd.1.4.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking simple_logger v1.3.0
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.4
[INFO] [stderr]     Checking winit v0.20.0
[INFO] [stderr]     Checking swsurface v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking zstd-safe v1.4.13+zstd.1.4.3
[INFO] [stderr]     Checking zstd v0.4.28+zstd.1.4.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "30d8f65d60380a86983a7fada17a257df2c1510504a75e453cea616b9d9206bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30d8f65d60380a86983a7fada17a257df2c1510504a75e453cea616b9d9206bf", kill_on_drop: false }`
[INFO] [stdout] 30d8f65d60380a86983a7fada17a257df2c1510504a75e453cea616b9d9206bf