[INFO] fetching crate zeno 0.2.2...
[INFO] checking zeno-0.2.2 against master#e4106065bf1bb515935d5d024e8d9c86454e2b22 for pr-112160
[INFO] extracting crate zeno 0.2.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate zeno 0.2.2 on toolchain e4106065bf1bb515935d5d024e8d9c86454e2b22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zeno 0.2.2
[INFO] finished tweaking crates.io crate zeno 0.2.2
[INFO] tweaked toml for crates.io crate zeno 0.2.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 706d55eb5c1536cef3d0225a33c03e441c8d7883046e03673cbc69a069e9bbb4
[INFO] running `Command { std: "docker" "start" "-a" "706d55eb5c1536cef3d0225a33c03e441c8d7883046e03673cbc69a069e9bbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "706d55eb5c1536cef3d0225a33c03e441c8d7883046e03673cbc69a069e9bbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706d55eb5c1536cef3d0225a33c03e441c8d7883046e03673cbc69a069e9bbb4", kill_on_drop: false }`
[INFO] [stdout] 706d55eb5c1536cef3d0225a33c03e441c8d7883046e03673cbc69a069e9bbb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c73ded1dd1f89113ffe2fa1a22d82d3184d12594ec9624cece25b193786491a0
[INFO] running `Command { std: "docker" "start" "-a" "c73ded1dd1f89113ffe2fa1a22d82d3184d12594ec9624cece25b193786491a0", kill_on_drop: false }`
[INFO] [stderr]     Checking zeno v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `start` is never read
[INFO] [stdout]    --> src/geometry.rs:552:9
[INFO] [stdout]     |
[INFO] [stdout] 550 | pub(super) struct BoundsBuilder {
[INFO] [stdout]     |                   ------------- field in this struct
[INFO] [stdout] 551 |     pub count: usize,
[INFO] [stdout] 552 |     pub start: Point,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `start` is never read
[INFO] [stdout]    --> src/geometry.rs:552:9
[INFO] [stdout]     |
[INFO] [stdout] 550 | pub(super) struct BoundsBuilder {
[INFO] [stdout]     |                   ------------- field in this struct
[INFO] [stdout] 551 |     pub count: usize,
[INFO] [stdout] 552 |     pub start: Point,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[FixedPoint; 33]` does not permit being left uninitialized
[INFO] [stdout]    --> src/raster.rs:382:22
[INFO] [stdout]     |
[INFO] [stdout] 382 |             unsafe { core::mem::MaybeUninit::uninit().assume_init() };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      this code causes undefined behavior when executed
[INFO] [stdout]     |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/raster.rs:786:5
[INFO] [stdout]     |
[INFO] [stdout] 786 |     pub x: i32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[FixedPoint; 129]` does not permit being left uninitialized
[INFO] [stdout]    --> src/raster.rs:433:22
[INFO] [stdout]     |
[INFO] [stdout] 433 |             unsafe { core::mem::MaybeUninit::uninit().assume_init() };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      this code causes undefined behavior when executed
[INFO] [stdout]     |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/raster.rs:786:5
[INFO] [stdout]     |
[INFO] [stdout] 786 |     pub x: i32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[raster::Cell; 1024]` does not permit being left uninitialized
[INFO] [stdout]    --> src/raster.rs:645:29
[INFO] [stdout]     |
[INFO] [stdout] 645 |             cells: unsafe { core::mem::MaybeUninit::uninit().assume_init() },
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             this code causes undefined behavior when executed
[INFO] [stdout]     |                             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/raster.rs:553:5
[INFO] [stdout]     |
[INFO] [stdout] 553 |     x: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[i32; 512]` does not permit being left uninitialized
[INFO] [stdout]    --> src/raster.rs:647:31
[INFO] [stdout]     |
[INFO] [stdout] 647 |             indices: unsafe { core::mem::MaybeUninit::uninit().assume_init() },
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               this code causes undefined behavior when executed
[INFO] [stdout]     |                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&command::Command` instead of borrowing the inner type
[INFO] [stdout]   --> src/scratch.rs:89:47
[INFO] [stdout]    |
[INFO] [stdout] 89 | ...                   .map(|cmd| cmd.borrow().transform(&transform)),
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&segment::Segment` instead of borrowing the inner type
[INFO] [stdout]   --> src/traversal.rs:78:40
[INFO] [stdout]    |
[INFO] [stdout] 78 |             match self.segments.next()?.borrow() {
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&segment::Segment` instead of borrowing the inner type
[INFO] [stdout]   --> src/traversal.rs:91:40
[INFO] [stdout]    |
[INFO] [stdout] 91 |             match self.segments.next()?.borrow() {
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[FixedPoint; 33]` does not permit being left uninitialized
[INFO] [stdout]    --> src/raster.rs:382:22
[INFO] [stdout]     |
[INFO] [stdout] 382 |             unsafe { core::mem::MaybeUninit::uninit().assume_init() };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      this code causes undefined behavior when executed
[INFO] [stdout]     |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/raster.rs:786:5
[INFO] [stdout]     |
[INFO] [stdout] 786 |     pub x: i32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[FixedPoint; 129]` does not permit being left uninitialized
[INFO] [stdout]    --> src/raster.rs:433:22
[INFO] [stdout]     |
[INFO] [stdout] 433 |             unsafe { core::mem::MaybeUninit::uninit().assume_init() };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      this code causes undefined behavior when executed
[INFO] [stdout]     |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/raster.rs:786:5
[INFO] [stdout]     |
[INFO] [stdout] 786 |     pub x: i32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[raster::Cell; 1024]` does not permit being left uninitialized
[INFO] [stdout]    --> src/raster.rs:645:29
[INFO] [stdout]     |
[INFO] [stdout] 645 |             cells: unsafe { core::mem::MaybeUninit::uninit().assume_init() },
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             this code causes undefined behavior when executed
[INFO] [stdout]     |                             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/raster.rs:553:5
[INFO] [stdout]     |
[INFO] [stdout] 553 |     x: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[i32; 512]` does not permit being left uninitialized
[INFO] [stdout]    --> src/raster.rs:647:31
[INFO] [stdout]     |
[INFO] [stdout] 647 |             indices: unsafe { core::mem::MaybeUninit::uninit().assume_init() },
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               this code causes undefined behavior when executed
[INFO] [stdout]     |                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&command::Command` instead of borrowing the inner type
[INFO] [stdout]   --> src/scratch.rs:89:47
[INFO] [stdout]    |
[INFO] [stdout] 89 | ...                   .map(|cmd| cmd.borrow().transform(&transform)),
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&segment::Segment` instead of borrowing the inner type
[INFO] [stdout]   --> src/traversal.rs:78:40
[INFO] [stdout]    |
[INFO] [stdout] 78 |             match self.segments.next()?.borrow() {
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&segment::Segment` instead of borrowing the inner type
[INFO] [stdout]   --> src/traversal.rs:91:40
[INFO] [stdout]    |
[INFO] [stdout] 91 |             match self.segments.next()?.borrow() {
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "c73ded1dd1f89113ffe2fa1a22d82d3184d12594ec9624cece25b193786491a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c73ded1dd1f89113ffe2fa1a22d82d3184d12594ec9624cece25b193786491a0", kill_on_drop: false }`
[INFO] [stdout] c73ded1dd1f89113ffe2fa1a22d82d3184d12594ec9624cece25b193786491a0