[INFO] cloning repository https://github.com/nstone8/buglets
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nstone8/buglets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnstone8%2Fbuglets", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnstone8%2Fbuglets'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f436ee80ef2b924fa8353037db9aef23dd41f534
[INFO] testing nstone8/buglets against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnstone8%2Fbuglets" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nstone8/buglets on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nstone8/buglets
[INFO] finished tweaking git repo https://github.com/nstone8/buglets
[INFO] tweaked toml for git repo https://github.com/nstone8/buglets written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/nstone8/buglets already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8c6d7e845461547ebb6f58cf3578bcd8ea97db5d98d2b29233c0ce8978614ec
[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" "b8c6d7e845461547ebb6f58cf3578bcd8ea97db5d98d2b29233c0ce8978614ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8c6d7e845461547ebb6f58cf3578bcd8ea97db5d98d2b29233c0ce8978614ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c6d7e845461547ebb6f58cf3578bcd8ea97db5d98d2b29233c0ce8978614ec", kill_on_drop: false }`
[INFO] [stdout] b8c6d7e845461547ebb6f58cf3578bcd8ea97db5d98d2b29233c0ce8978614ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91e733fed8f769c7f6293fa9b38224b8ebac16e592c3174f15e4d6e61e83a01c
[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" "91e733fed8f769c7f6293fa9b38224b8ebac16e592c3174f15e4d6e61e83a01c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling gdk-pixbuf v0.2.0
[INFO] [stderr]    Compiling cairo-rs v0.2.0
[INFO] [stderr]    Compiling gio v0.2.0
[INFO] [stderr]    Compiling gdk v0.6.0
[INFO] [stderr]    Compiling gtk v0.2.0
[INFO] [stderr]    Compiling glib-sys v0.4.0
[INFO] [stderr]    Compiling gobject-sys v0.4.0
[INFO] [stderr]    Compiling gio-sys v0.4.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.4.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.4.0
[INFO] [stderr]    Compiling pango-sys v0.4.0
[INFO] [stderr]    Compiling gdk-sys v0.4.0
[INFO] [stderr]    Compiling atk-sys v0.4.0
[INFO] [stderr]    Compiling gtk-sys v0.4.0
[INFO] [stderr]    Compiling glib v0.3.1
[INFO] [stderr]    Compiling pango v0.2.0
[INFO] [stderr]    Compiling buglets v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/stacks.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 |     all_pieces:Vec<Box<Hex>>,
[INFO] [stdout]   |                        ^^^ help: use `dyn`: `dyn Hex`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/stacks.rs:25:39
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn add_piece(&mut self,h: Box<Hex>){
[INFO] [stdout]    |                                       ^^^ help: use `dyn`: `dyn Hex`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `x` of struct `hex_objects::Offset` is private
[INFO] [stdout]   --> src/stacks.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 |         self.temp_offset.x=x;
[INFO] [stdout]    |                          ^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `y` of struct `hex_objects::Offset` is private
[INFO] [stdout]   --> src/stacks.rs:16:26
[INFO] [stdout]    |
[INFO] [stdout] 16 |         self.temp_offset.y=y;
[INFO] [stdout]    |                          ^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/stacks.rs:20:35
[INFO] [stdout]    |
[INFO] [stdout] 20 |         self.temp_offset=Offset{x:0,y:0};
[INFO] [stdout]    |                                   ^
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   expected `f64`, found integer
[INFO] [stdout]    |                                   help: use a float literal: `0.0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/stacks.rs:20:39
[INFO] [stdout]    |
[INFO] [stdout] 20 |         self.temp_offset=Offset{x:0,y:0};
[INFO] [stdout]    |                                       ^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       expected `f64`, found integer
[INFO] [stdout]    |                                       help: use a float literal: `0.0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0616.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buglets`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "91e733fed8f769c7f6293fa9b38224b8ebac16e592c3174f15e4d6e61e83a01c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e733fed8f769c7f6293fa9b38224b8ebac16e592c3174f15e4d6e61e83a01c", kill_on_drop: false }`
[INFO] [stdout] 91e733fed8f769c7f6293fa9b38224b8ebac16e592c3174f15e4d6e61e83a01c
