[INFO] cloning repository https://github.com/Xinkai/Minesweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xinkai/Minesweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXinkai%2FMinesweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXinkai%2FMinesweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48adaf4e750e61bf08dfd55c7907f6d40d86bc75
[INFO] checking Xinkai/Minesweeper against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXinkai%2FMinesweeper" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Xinkai/Minesweeper 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 git repo https://github.com/Xinkai/Minesweeper
[INFO] finished tweaking git repo https://github.com/Xinkai/Minesweeper
[INFO] tweaked toml for git repo https://github.com/Xinkai/Minesweeper written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Xinkai/Minesweeper 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] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] ae2ee0759401afaac350a4e962355e7e850ea82695444bfe542c56c7718d09db
[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" "ae2ee0759401afaac350a4e962355e7e850ea82695444bfe542c56c7718d09db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae2ee0759401afaac350a4e962355e7e850ea82695444bfe542c56c7718d09db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae2ee0759401afaac350a4e962355e7e850ea82695444bfe542c56c7718d09db", kill_on_drop: false }`
[INFO] [stdout] ae2ee0759401afaac350a4e962355e7e850ea82695444bfe542c56c7718d09db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 353162a810cdb90667e96af6a53a63e3d2d713eb1bed2979a331af09b0974b92
[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" "353162a810cdb90667e96af6a53a63e3d2d713eb1bed2979a331af09b0974b92", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v0.6.0
[INFO] [stderr]     Checking piston-float v0.2.0
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]     Checking shader_version v0.2.2
[INFO] [stderr]     Checking piston-texture v0.4.0
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking read_color v0.1.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.2.1
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]     Checking petgraph v0.2.10
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]     Checking wayland-sys v0.5.11
[INFO] [stderr]     Checking draw_state v0.6.0
[INFO] [stderr]     Checking piston-viewport v0.2.0
[INFO] [stderr]     Checking vecmath v0.2.0
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking pistoncore-input v0.12.0
[INFO] [stderr]     Checking stb_truetype v0.2.8
[INFO] [stderr]     Checking piston2d-graphics v0.16.0
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]     Checking daggy v0.4.1
[INFO] [stderr]     Checking rusttype v0.2.4
[INFO] [stderr]     Checking gfx_core v0.3.1
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking pistoncore-window v0.19.0
[INFO] [stderr]     Checking conrod v0.35.0
[INFO] [stderr]    Compiling glutin v0.5.2
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]     Checking pistoncore-event_loop v0.22.1
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]     Checking piston v0.22.1
[INFO] [stdout] error[E0582]: binding for associated type `Item` references lifetime `'b`, which does not appear in the trait input types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/conrod-0.35.0/./src/glyph_cache.rs:261:31
[INFO] [stdout]     |
[INFO] [stdout] 261 |           for<'b> I: Iterator<Item=&'b str>,
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0582]: binding for associated type `Item` references lifetime `'a`, which does not appear in the trait input types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/conrod-0.35.0/./src/glyph_cache.rs:148:39
[INFO] [stdout]     |
[INFO] [stdout] 148 |         where for<'a> I: IntoIterator<Item=&'a str>,
[INFO] [stdout]     |                                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0582`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `conrod`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "353162a810cdb90667e96af6a53a63e3d2d713eb1bed2979a331af09b0974b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353162a810cdb90667e96af6a53a63e3d2d713eb1bed2979a331af09b0974b92", kill_on_drop: false }`
[INFO] [stdout] 353162a810cdb90667e96af6a53a63e3d2d713eb1bed2979a331af09b0974b92