[INFO] fetching crate m5x7 1.0.0...
[INFO] checking m5x7-1.0.0 against beta for pr-78714
[INFO] extracting crate m5x7 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate m5x7 1.0.0 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 m5x7 1.0.0
[INFO] finished tweaking crates.io crate m5x7 1.0.0
[INFO] tweaked toml for crates.io crate m5x7 1.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 935b976d137e8632810afe6b010814093a6312e22463d0149dc8aadc41fa1611
[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" "935b976d137e8632810afe6b010814093a6312e22463d0149dc8aadc41fa1611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "935b976d137e8632810afe6b010814093a6312e22463d0149dc8aadc41fa1611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "935b976d137e8632810afe6b010814093a6312e22463d0149dc8aadc41fa1611", kill_on_drop: false }`
[INFO] [stdout] 935b976d137e8632810afe6b010814093a6312e22463d0149dc8aadc41fa1611
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 612f70e1c896b4e386cf47f970e97aeed9e0d95abd44124d9fdc7ab632e2ad7e
[INFO] running `Command { std: "docker" "start" "-a" "612f70e1c896b4e386cf47f970e97aeed9e0d95abd44124d9fdc7ab632e2ad7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking piston-float v1.0.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking piston-graphics_api_version v0.2.0
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking m5x7 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking shader_version v0.6.0
[INFO] [stderr]     Checking piston-viewport v1.0.0
[INFO] [stderr]     Checking vecmath v1.0.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking piston2d-graphics v0.35.0
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.70.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.20s
[INFO] running `Command { std: "docker" "inspect" "612f70e1c896b4e386cf47f970e97aeed9e0d95abd44124d9fdc7ab632e2ad7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "612f70e1c896b4e386cf47f970e97aeed9e0d95abd44124d9fdc7ab632e2ad7e", kill_on_drop: false }`
[INFO] [stdout] 612f70e1c896b4e386cf47f970e97aeed9e0d95abd44124d9fdc7ab632e2ad7e