[INFO] cloning repository https://github.com/velvetops/conrod_practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/velvetops/conrod_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvelvetops%2Fconrod_practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvelvetops%2Fconrod_practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29f97b3186f1757bdb0c14bbdc2ecd92e46b43bf
[INFO] checking velvetops/conrod_practice against master#b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 for pr-105483
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvelvetops%2Fconrod_practice" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/velvetops/conrod_practice on toolchain b359ccf1b0b7b2d2c1c4932344b806e68bd053a9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/velvetops/conrod_practice
[INFO] finished tweaking git repo https://github.com/velvetops/conrod_practice
[INFO] tweaked toml for git repo https://github.com/velvetops/conrod_practice written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/velvetops/conrod_practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x11-dl v2.18.0
[INFO] [stderr]   Downloaded conrod_derive v0.1.2
[INFO] [stderr]   Downloaded conrod v0.60.0
[INFO] [stderr]   Downloaded xml-rs v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bef2fec0e21064a72cc88313794b0581dc80ed39d18e044dd73d6c509e947629
[INFO] running `Command { std: "docker" "start" "-a" "bef2fec0e21064a72cc88313794b0581dc80ed39d18e044dd73d6c509e947629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bef2fec0e21064a72cc88313794b0581dc80ed39d18e044dd73d6c509e947629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bef2fec0e21064a72cc88313794b0581dc80ed39d18e044dd73d6c509e947629", kill_on_drop: false }`
[INFO] [stdout] bef2fec0e21064a72cc88313794b0581dc80ed39d18e044dd73d6c509e947629
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b8c88ce627e304922a609da2394293bcf0d514fc061c1c0b51f2bf045fdc177
[INFO] running `Command { std: "docker" "start" "-a" "4b8c88ce627e304922a609da2394293bcf0d514fc061c1c0b51f2bf045fdc177", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling xml-rs v0.7.1
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]     Checking token_store v0.1.2
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling x11-dl v2.18.0
[INFO] [stderr]     Checking tempfile v3.0.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling glutin v0.14.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling glium v0.21.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking piston-viewport v0.3.0
[INFO] [stderr]     Checking petgraph v0.4.12
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking stb_truetype v0.2.2
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking smallvec v0.6.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rusttype v0.5.2
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking winit v0.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]    Compiling conrod_derive v0.1.2
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking conrod v0.60.0
[INFO] [stderr]     Checking conrod_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.23s
[INFO] running `Command { std: "docker" "inspect" "4b8c88ce627e304922a609da2394293bcf0d514fc061c1c0b51f2bf045fdc177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b8c88ce627e304922a609da2394293bcf0d514fc061c1c0b51f2bf045fdc177", kill_on_drop: false }`
[INFO] [stdout] 4b8c88ce627e304922a609da2394293bcf0d514fc061c1c0b51f2bf045fdc177