[INFO] fetching crate fast_cellular_automata 0.1.0...
[INFO] testing fast_cellular_automata-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate fast_cellular_automata 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate fast_cellular_automata 0.1.0
[INFO] finished tweaking crates.io crate fast_cellular_automata 0.1.0
[INFO] tweaked toml for crates.io crate fast_cellular_automata 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fast_cellular_automata 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding gif v0.12.0 (available: v0.13.3)
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.8)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0745147ce3d0a820ee937923b04847922d6a0f0f943b4de9f98efba9bf37f73
[INFO] running `Command { std: "docker" "start" "-a" "b0745147ce3d0a820ee937923b04847922d6a0f0f943b4de9f98efba9bf37f73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0745147ce3d0a820ee937923b04847922d6a0f0f943b4de9f98efba9bf37f73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0745147ce3d0a820ee937923b04847922d6a0f0f943b4de9f98efba9bf37f73", kill_on_drop: false }`
[INFO] [stdout] b0745147ce3d0a820ee937923b04847922d6a0f0f943b4de9f98efba9bf37f73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49ca11095b7bb9f299007cc6cc8a479031ce5e5688df03af6fd9b4f281670271
[INFO] running `Command { std: "docker" "start" "-a" "49ca11095b7bb9f299007cc6cc8a479031ce5e5688df03af6fd9b4f281670271", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling weezl v0.1.11
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling gif v0.12.0
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling exr v1.74.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling fast_cellular_automata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:242:25
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn as_gif_frame(&self, scale_y : u16, scale_x : u16, delay : u16) -> gif::Frame {
[INFO] [stdout]     |                         ^^^^^ the lifetime is elided here                    ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn as_gif_frame(&self, scale_y : u16, scale_x : u16, delay : u16) -> gif::Frame<'_> {
[INFO] [stdout]     |                                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/lib.rs:262:33
[INFO] [stdout]     |
[INFO] [stdout] 262 | ...   (*mraw)[get_flat_index(x_size as usize, x * scale_x as usize + x_add as usize, y * scale_y as usize + y_add as usize)] = stat...
[INFO] [stdout]     |       ^^----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         this raw pointer has type `*mut Vec<u8>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&mut Vec<u8>`
[INFO] [stdout]    --> src/lib.rs:262:33
[INFO] [stdout]     |
[INFO] [stdout] 262 | ...   (*mraw)[get_flat_index(x_size as usize, x * scale_x as usize + x_add as usize, y * scale_y as usize + y_add as usize)] = stat...
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout]     = note: `#[deny(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 262 |                                 (&mut (*mraw))[get_flat_index(x_size as usize, x * scale_x as usize + x_add as usize, y * scale_y as usize + y_add as usize)] = state as u8;
[INFO] [stdout]     |                                 +++++        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> src/lib.rs:339:25
[INFO] [stdout]     |
[INFO] [stdout] 333 |                         let force_mutable : *mut usize = transmute(const_pointer);
[INFO] [stdout]     |                                                          ------------------------ casting happened here
[INFO] [stdout] ...
[INFO] [stdout] 339 |                         (*force_mutable) = result;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: `#[deny(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> src/lib.rs:379:25
[INFO] [stdout]     |
[INFO] [stdout] 373 |                         let force_mutable : *mut usize = transmute(const_pointer);
[INFO] [stdout]     |                                                          ------------------------ casting happened here
[INFO] [stdout] ...
[INFO] [stdout] 379 |                         (*force_mutable) = result;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast_cellular_automata` (lib) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "49ca11095b7bb9f299007cc6cc8a479031ce5e5688df03af6fd9b4f281670271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49ca11095b7bb9f299007cc6cc8a479031ce5e5688df03af6fd9b4f281670271", kill_on_drop: false }`
[INFO] [stdout] 49ca11095b7bb9f299007cc6cc8a479031ce5e5688df03af6fd9b4f281670271
