[INFO] cloning repository https://github.com/cheaterok/homm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cheaterok/homm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheaterok%2Fhomm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheaterok%2Fhomm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 018ae0378f4c180c75eb97f4efb560e0b08f3216
[INFO] checking cheaterok/homm against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheaterok%2Fhomm" "/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/cheaterok/homm 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/cheaterok/homm
[INFO] finished tweaking git repo https://github.com/cheaterok/homm
[INFO] tweaked toml for git repo https://github.com/cheaterok/homm written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/cheaterok/homm 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[INFO] the lockfile is outdated, regenerating it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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eba5dc5b8f2960abf4af64e836660c43ef757441d6143a60addee875c0f907d
[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" "4eba5dc5b8f2960abf4af64e836660c43ef757441d6143a60addee875c0f907d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eba5dc5b8f2960abf4af64e836660c43ef757441d6143a60addee875c0f907d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eba5dc5b8f2960abf4af64e836660c43ef757441d6143a60addee875c0f907d", kill_on_drop: false }`
[INFO] [stdout] 4eba5dc5b8f2960abf4af64e836660c43ef757441d6143a60addee875c0f907d
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f5df2131a577c09e949958de1eaa89cf721b227620c59c2f9c3aa93ffe437e4
[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" "8f5df2131a577c09e949958de1eaa89cf721b227620c59c2f9c3aa93ffe437e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking homm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `colors`
[INFO] [stdout]   --> src/graphics/creature.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     colors: Box<[Color]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `colors`
[INFO] [stdout]   --> src/graphics/creature.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     colors: Box<[Color]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.81s
[INFO] running `Command { std: "docker" "inspect" "8f5df2131a577c09e949958de1eaa89cf721b227620c59c2f9c3aa93ffe437e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5df2131a577c09e949958de1eaa89cf721b227620c59c2f9c3aa93ffe437e4", kill_on_drop: false }`
[INFO] [stdout] 8f5df2131a577c09e949958de1eaa89cf721b227620c59c2f9c3aa93ffe437e4