[INFO] cloning repository https://github.com/Adracus/snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Adracus/snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdracus%2Fsnake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdracus%2Fsnake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27f62d68180e94cb1d7bbeca690cd15e196e4dde
[INFO] checking Adracus/snake against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdracus%2Fsnake" "/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/Adracus/snake 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/Adracus/snake
[INFO] finished tweaking git repo https://github.com/Adracus/snake
[INFO] tweaked toml for git repo https://github.com/Adracus/snake written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Adracus/snake 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kernel32-sys v0.2.2
[INFO] [stderr]   Downloaded ansi_term v0.9.0
[INFO] [stderr]   Downloaded winapi-build v0.1.1
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded vec_map v0.8.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.31
[INFO] [stderr]   Downloaded pkg-config v0.3.9
[INFO] [stderr]   Downloaded clap v2.27.1
[INFO] [stderr]   Downloaded strsim v0.6.0
[INFO] [stderr]   Downloaded winapi v0.2.8
[INFO] [stderr]   Downloaded ncurses v5.86.0
[INFO] [stderr]   Downloaded libc v0.2.33
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.2.0
[INFO] [stderr]   Downloaded fuchsia-zircon v0.2.1
[INFO] [stderr]   Downloaded bitflags v0.7.0
[INFO] [stderr]   Downloaded termion v1.5.1
[INFO] [stderr]   Downloaded atty v0.2.3
[INFO] [stderr]   Downloaded rand v0.3.18
[INFO] [stderr]   Downloaded gcc v0.3.54
[INFO] [stderr]   Downloaded time v0.1.38
[INFO] [stderr]   Downloaded bitflags v0.9.1
[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" "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] 37855951237a97016b34855e6735d3eecbadfd20a3429498c47f8f418c312aa1
[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" "37855951237a97016b34855e6735d3eecbadfd20a3429498c47f8f418c312aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37855951237a97016b34855e6735d3eecbadfd20a3429498c47f8f418c312aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37855951237a97016b34855e6735d3eecbadfd20a3429498c47f8f418c312aa1", kill_on_drop: false }`
[INFO] [stdout] 37855951237a97016b34855e6735d3eecbadfd20a3429498c47f8f418c312aa1
[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" "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] 3cc78ab2eeb4a4571cc4eb8b54aa4985e8ed2bf510265cc0a3a82fd4d3c86213
[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" "3cc78ab2eeb4a4571cc4eb8b54aa4985e8ed2bf510265cc0a3a82fd4d3c86213", 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] [stderr]     Checking libc v0.2.33
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]    Compiling ncurses v5.86.0
[INFO] [stderr]     Checking snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/renderer.rs:7:39
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn render(&mut self, renderable: &Renderable);
[INFO] [stdout]   |                                       ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/renderer.rs:90:39
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn render(&mut self, renderable: &Renderable) {
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/renderer.rs:7:39
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn render(&mut self, renderable: &Renderable);
[INFO] [stdout]   |                                       ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/renderer.rs:90:39
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn render(&mut self, renderable: &Renderable) {
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.21s
[INFO] running `Command { std: "docker" "inspect" "3cc78ab2eeb4a4571cc4eb8b54aa4985e8ed2bf510265cc0a3a82fd4d3c86213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc78ab2eeb4a4571cc4eb8b54aa4985e8ed2bf510265cc0a3a82fd4d3c86213", kill_on_drop: false }`
[INFO] [stdout] 3cc78ab2eeb4a4571cc4eb8b54aa4985e8ed2bf510265cc0a3a82fd4d3c86213