[INFO] fetching crate wave_func_collapse 0.1.0...
[INFO] building wave_func_collapse-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate wave_func_collapse 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate wave_func_collapse 0.1.0
[INFO] finished tweaking crates.io crate wave_func_collapse 0.1.0
[INFO] tweaked toml for crates.io crate wave_func_collapse 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wave_func_collapse 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding tikv-jemallocator v0.5.4 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09e5e724386f41866512a476923babf2978c61fa660658d7d89760852657c23f
[INFO] running `Command { std: "docker" "start" "-a" "09e5e724386f41866512a476923babf2978c61fa660658d7d89760852657c23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09e5e724386f41866512a476923babf2978c61fa660658d7d89760852657c23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e5e724386f41866512a476923babf2978c61fa660658d7d89760852657c23f", kill_on_drop: false }`
[INFO] [stdout] 09e5e724386f41866512a476923babf2978c61fa660658d7d89760852657c23f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc22f38505f02efccd829e321508fef9f35b309123d435ce3f4c9a99cdf5b8e7
[INFO] running `Command { std: "docker" "start" "-a" "cc22f38505f02efccd829e321508fef9f35b309123d435ce3f4c9a99cdf5b8e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling wave_func_collapse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `create_tiles_expr` and `create_tiles_ty`
[INFO] [stdout]    --> src/grid.rs:305:14
[INFO] [stdout]     |
[INFO] [stdout] 305 |     pub use {create_tiles_expr, create_tiles_ty};
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `create_tile_unit` and `create_tile`
[INFO] [stdout]    --> src/tile.rs:125:14
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub use {create_tile, create_tile_unit};
[INFO] [stdout]     |              ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "cc22f38505f02efccd829e321508fef9f35b309123d435ce3f4c9a99cdf5b8e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc22f38505f02efccd829e321508fef9f35b309123d435ce3f4c9a99cdf5b8e7", kill_on_drop: false }`
[INFO] [stdout] cc22f38505f02efccd829e321508fef9f35b309123d435ce3f4c9a99cdf5b8e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f4f2177e105c9b00df7e4c1e93c69c91197be70a55a9bce29b86abbf126d5be
[INFO] running `Command { std: "docker" "start" "-a" "7f4f2177e105c9b00df7e4c1e93c69c91197be70a55a9bce29b86abbf126d5be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling wave_func_collapse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `create_tiles_expr` and `create_tiles_ty`
[INFO] [stdout]    --> src/grid.rs:305:14
[INFO] [stdout]     |
[INFO] [stdout] 305 |     pub use {create_tiles_expr, create_tiles_ty};
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `create_tile_unit` and `create_tile`
[INFO] [stdout]    --> src/tile.rs:125:14
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub use {create_tile, create_tile_unit};
[INFO] [stdout]     |              ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `create_tiles_expr` and `create_tiles_ty`
[INFO] [stdout]    --> src/grid.rs:305:14
[INFO] [stdout]     |
[INFO] [stdout] 305 |     pub use {create_tiles_expr, create_tiles_ty};
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `create_tile_unit` and `create_tile`
[INFO] [stdout]    --> src/tile.rs:125:14
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub use {create_tile, create_tile_unit};
[INFO] [stdout]     |              ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Water` is never constructed
[INFO] [stdout]    --> src/tile.rs:137:16
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub struct Water;
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Beach` is never constructed
[INFO] [stdout]    --> src/tile.rs:139:16
[INFO] [stdout]     |
[INFO] [stdout] 139 |     pub struct Beach;
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Land` is never constructed
[INFO] [stdout]    --> src/tile.rs:141:16
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub struct Land;
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleTile` is never constructed
[INFO] [stdout]    --> src/tile.rs:144:16
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub struct SimpleTile<T> {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/tile.rs:149:16
[INFO] [stdout]     |
[INFO] [stdout] 148 |     impl<T> SimpleTile<T> {
[INFO] [stdout]     |     --------------------- associated function in this implementation
[INFO] [stdout] 149 |         pub fn new() -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 8.69s
[INFO] running `Command { std: "docker" "inspect" "7f4f2177e105c9b00df7e4c1e93c69c91197be70a55a9bce29b86abbf126d5be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f4f2177e105c9b00df7e4c1e93c69c91197be70a55a9bce29b86abbf126d5be", kill_on_drop: false }`
[INFO] [stdout] 7f4f2177e105c9b00df7e4c1e93c69c91197be70a55a9bce29b86abbf126d5be