[INFO] cloning repository https://github.com/nater540/image_to_stl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nater540/image_to_stl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnater540%2Fimage_to_stl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnater540%2Fimage_to_stl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b80f997c7a5b5956a33c3d2911e34e667a40d999
[INFO] checking nater540/image_to_stl against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnater540%2Fimage_to_stl" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nater540/image_to_stl on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nater540/image_to_stl
[INFO] finished tweaking git repo https://github.com/nater540/image_to_stl
[INFO] tweaked toml for git repo https://github.com/nater540/image_to_stl written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nater540/image_to_stl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stl_io v0.7.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 177e89b413897dbcf886670be2c39a23c7459f5952a69aad2921646861be11fb
[INFO] running `Command { std: "docker" "start" "-a" "177e89b413897dbcf886670be2c39a23c7459f5952a69aad2921646861be11fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "177e89b413897dbcf886670be2c39a23c7459f5952a69aad2921646861be11fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "177e89b413897dbcf886670be2c39a23c7459f5952a69aad2921646861be11fb", kill_on_drop: false }`
[INFO] [stdout] 177e89b413897dbcf886670be2c39a23c7459f5952a69aad2921646861be11fb
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d19984c27954e540ad4d48d6cbc026a1361000a7a91683bc60892c40103f22f6
[INFO] running `Command { std: "docker" "start" "-a" "d19984c27954e540ad4d48d6cbc026a1361000a7a91683bc60892c40103f22f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling rustix v0.38.7
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.74
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking png v0.17.9
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking clap_builder v4.3.21
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking stl_io v0.7.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking tiff v0.8.1
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking exr v1.7.0
[INFO] [stderr]     Checking clap v4.3.21
[INFO] [stderr]     Checking image v0.24.6
[INFO] [stderr]     Checking img_to_heightmap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `write_heightmap_png` is never used
[INFO] [stdout]   --> src/utils.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn write_heightmap_png(heightmap: &Vec<Vec<f32>>, path: PathBuf) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_heightmap_png` is never used
[INFO] [stdout]   --> src/utils.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn write_heightmap_png(heightmap: &Vec<Vec<f32>>, path: PathBuf) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.20s
[INFO] running `Command { std: "docker" "inspect" "d19984c27954e540ad4d48d6cbc026a1361000a7a91683bc60892c40103f22f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19984c27954e540ad4d48d6cbc026a1361000a7a91683bc60892c40103f22f6", kill_on_drop: false }`
[INFO] [stdout] d19984c27954e540ad4d48d6cbc026a1361000a7a91683bc60892c40103f22f6
[INFO] checking nater540/image_to_stl against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnater540%2Fimage_to_stl" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nater540/image_to_stl on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nater540/image_to_stl
[INFO] finished tweaking git repo https://github.com/nater540/image_to_stl
[INFO] tweaked toml for git repo https://github.com/nater540/image_to_stl written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nater540/image_to_stl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e27d3f61365dd607242db92220b52a0b2f41a0e45f0fa9806c447d535fedfd6d
[INFO] running `Command { std: "docker" "start" "-a" "e27d3f61365dd607242db92220b52a0b2f41a0e45f0fa9806c447d535fedfd6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e27d3f61365dd607242db92220b52a0b2f41a0e45f0fa9806c447d535fedfd6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27d3f61365dd607242db92220b52a0b2f41a0e45f0fa9806c447d535fedfd6d", kill_on_drop: false }`
[INFO] [stdout] e27d3f61365dd607242db92220b52a0b2f41a0e45f0fa9806c447d535fedfd6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 542c8fc0144c58a26034d8d8d49d067279e98a7a3ce989e4c2fb72ec506e7fdb
[INFO] running `Command { std: "docker" "start" "-a" "542c8fc0144c58a26034d8d8d49d067279e98a7a3ce989e4c2fb72ec506e7fdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling rustix v0.38.7
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]    Compiling anyhow v1.0.74
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking png v0.17.9
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking clap_builder v4.3.21
[INFO] [stderr]     Checking stl_io v0.7.0
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking tiff v0.8.1
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking exr v1.7.0
[INFO] [stderr]     Checking clap v4.3.21
[INFO] [stderr]     Checking image v0.24.6
[INFO] [stderr]     Checking img_to_heightmap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `write_heightmap_png` is never used
[INFO] [stdout]   --> src/utils.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn write_heightmap_png(heightmap: &Vec<Vec<f32>>, path: PathBuf) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_heightmap_png` is never used
[INFO] [stdout]   --> src/utils.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn write_heightmap_png(heightmap: &Vec<Vec<f32>>, path: PathBuf) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.24s
[INFO] running `Command { std: "docker" "inspect" "542c8fc0144c58a26034d8d8d49d067279e98a7a3ce989e4c2fb72ec506e7fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "542c8fc0144c58a26034d8d8d49d067279e98a7a3ce989e4c2fb72ec506e7fdb", kill_on_drop: false }`
[INFO] [stdout] 542c8fc0144c58a26034d8d8d49d067279e98a7a3ce989e4c2fb72ec506e7fdb