[INFO] fetching crate plotters-solstice 0.2.1...
[INFO] checking plotters-solstice-0.2.1 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate plotters-solstice 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate plotters-solstice 0.2.1
[INFO] finished tweaking crates.io crate plotters-solstice 0.2.1
[INFO] tweaked toml for crates.io crate plotters-solstice 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate plotters-solstice 0.2.1 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 79 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b21897e076fcb44d91e29f183e558af25f811d27fb18c869a1e02a65b3ace7d
[INFO] running `Command { std: "docker" "start" "-a" "3b21897e076fcb44d91e29f183e558af25f811d27fb18c869a1e02a65b3ace7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b21897e076fcb44d91e29f183e558af25f811d27fb18c869a1e02a65b3ace7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b21897e076fcb44d91e29f183e558af25f811d27fb18c869a1e02a65b3ace7d", kill_on_drop: false }`
[INFO] [stdout] 3b21897e076fcb44d91e29f183e558af25f811d27fb18c869a1e02a65b3ace7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0751e0ab2fea9d05b7f98a59d63d0f26d493c02c47df4f3041e31754dcbb899a
[INFO] running `Command { std: "docker" "start" "-a" "0751e0ab2fea9d05b7f98a59d63d0f26d493c02c47df4f3041e31754dcbb899a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.122
[INFO] [stderr]     Checking rustc-hash v2.1.2
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]     Checking log v0.4.31
[INFO] [stderr]     Checking glow v0.8.1
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking ordered-float v5.3.0
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking glyph_brush_layout v0.2.4
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]     Checking rand v0.9.4
[INFO] [stderr]     Checking twox-hash v2.1.2
[INFO] [stderr]     Checking glyph_brush_draw_cache v0.1.6
[INFO] [stderr]     Checking glyph_brush v0.7.12
[INFO] [stderr]     Checking js-sys v0.3.99
[INFO] [stderr]     Checking simba v0.6.0
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling solstice-derive v0.1.0
[INFO] [stderr]     Checking solstice v0.1.22
[INFO] [stderr]     Checking nalgebra v0.29.0
[INFO] [stderr]     Checking web-sys v0.3.99
[INFO] [stderr]     Checking solstice-2d v0.2.21
[INFO] [stderr]     Checking plotters-solstice v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `SolsticeBackend` is never constructed
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SolsticeBackend {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `SolsticeBackend` is never constructed
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SolsticeBackend {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `plotters-solstice` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `plotters-solstice` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0751e0ab2fea9d05b7f98a59d63d0f26d493c02c47df4f3041e31754dcbb899a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0751e0ab2fea9d05b7f98a59d63d0f26d493c02c47df4f3041e31754dcbb899a", kill_on_drop: false }`
[INFO] [stdout] 0751e0ab2fea9d05b7f98a59d63d0f26d493c02c47df4f3041e31754dcbb899a
