[INFO] updating cached repository https://github.com/mheistermann/lightfield_playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 696def613c0ac7e6410360bba4a37913f656a643 [INFO] testing mheistermann/lightfield_playground against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmheistermann%2Flightfield_playground" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mheistermann/lightfield_playground on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mheistermann/lightfield_playground [INFO] finished tweaking git repo https://github.com/mheistermann/lightfield_playground [INFO] tweaked toml for git repo https://github.com/mheistermann/lightfield_playground written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/mheistermann/lightfield_playground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 95c7554e87cf29966c2ad5b32d85a217a16b1d7ad70000a2ef49917d453f875c [INFO] running `Command { std: "docker" "start" "-a" "95c7554e87cf29966c2ad5b32d85a217a16b1d7ad70000a2ef49917d453f875c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95c7554e87cf29966c2ad5b32d85a217a16b1d7ad70000a2ef49917d453f875c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95c7554e87cf29966c2ad5b32d85a217a16b1d7ad70000a2ef49917d453f875c", kill_on_drop: false }` [INFO] [stdout] 95c7554e87cf29966c2ad5b32d85a217a16b1d7ad70000a2ef49917d453f875c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b84c0d2223ea36c6accae519ded5208d37f1f79e0ba6e41afa5b28cb92b928f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5b84c0d2223ea36c6accae519ded5208d37f1f79e0ba6e41afa5b28cb92b928f", kill_on_drop: false }` [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling inflate v0.1.1 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling podio v0.1.7 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling zip v0.1.19 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling png v0.5.2 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling cgmath v0.9.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.20 [INFO] [stderr] Compiling image v0.10.4 [INFO] [stderr] Compiling lightfield_loader v0.3.0 [INFO] [stderr] Compiling lightfield_playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ImageFormat` [INFO] [stdout] --> src/main.rs:17:41 [INFO] [stdout] | [INFO] [stdout] 17 | use image::{DynamicImage, GenericImage, ImageFormat, Pixel, Rgb}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `diff` [INFO] [stdout] --> src/main.rs:151:17 [INFO] [stdout] | [INFO] [stdout] 151 | let diff = main_patch.cmp(&test_patch); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_diff` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:155:17 [INFO] [stdout] | [INFO] [stdout] 155 | let mut d = debug_img.unwrap(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:126:17 [INFO] [stdout] | [INFO] [stdout] 126 | d.save("debug_000000_main.jpg"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:156:13 [INFO] [stdout] | [INFO] [stdout] 156 | d.save(name); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.77s [INFO] running `Command { std: "docker" "inspect" "5b84c0d2223ea36c6accae519ded5208d37f1f79e0ba6e41afa5b28cb92b928f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b84c0d2223ea36c6accae519ded5208d37f1f79e0ba6e41afa5b28cb92b928f", kill_on_drop: false }` [INFO] [stdout] 5b84c0d2223ea36c6accae519ded5208d37f1f79e0ba6e41afa5b28cb92b928f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bae20a2de975075cac4f5dc717538c9705a4b3e728d327dc73d0143ae82e844b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bae20a2de975075cac4f5dc717538c9705a4b3e728d327dc73d0143ae82e844b", kill_on_drop: false }` [INFO] [stderr] Compiling lightfield_playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ImageFormat` [INFO] [stdout] --> src/main.rs:17:41 [INFO] [stdout] | [INFO] [stdout] 17 | use image::{DynamicImage, GenericImage, ImageFormat, Pixel, Rgb}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `diff` [INFO] [stdout] --> src/main.rs:151:17 [INFO] [stdout] | [INFO] [stdout] 151 | let diff = main_patch.cmp(&test_patch); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_diff` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:155:17 [INFO] [stdout] | [INFO] [stdout] 155 | let mut d = debug_img.unwrap(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:126:17 [INFO] [stdout] | [INFO] [stdout] 126 | d.save("debug_000000_main.jpg"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:156:13 [INFO] [stdout] | [INFO] [stdout] 156 | d.save(name); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.33s [INFO] running `Command { std: "docker" "inspect" "bae20a2de975075cac4f5dc717538c9705a4b3e728d327dc73d0143ae82e844b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bae20a2de975075cac4f5dc717538c9705a4b3e728d327dc73d0143ae82e844b", kill_on_drop: false }` [INFO] [stdout] bae20a2de975075cac4f5dc717538c9705a4b3e728d327dc73d0143ae82e844b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0a089cbe5432e606b3d07368c66788a8cacc40853dd73b71c627e0211dc88945 [INFO] running `Command { std: "docker" "start" "-a" "0a089cbe5432e606b3d07368c66788a8cacc40853dd73b71c627e0211dc88945", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::cmp` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::cmp; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ImageFormat` [INFO] [stderr] --> src/main.rs:17:41 [INFO] [stderr] | [INFO] [stderr] 17 | use image::{DynamicImage, GenericImage, ImageFormat, Pixel, Rgb}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `diff` [INFO] [stderr] --> src/main.rs:151:17 [INFO] [stderr] | [INFO] [stderr] 151 | let diff = main_patch.cmp(&test_patch); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_diff` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:155:17 [INFO] [stderr] | [INFO] [stderr] 155 | let mut d = debug_img.unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:126:17 [INFO] [stderr] | [INFO] [stderr] 126 | d.save("debug_000000_main.jpg"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:156:13 [INFO] [stderr] | [INFO] [stderr] 156 | d.save(name); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lightfield_playground-86ba8c96e35a9518 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0a089cbe5432e606b3d07368c66788a8cacc40853dd73b71c627e0211dc88945", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a089cbe5432e606b3d07368c66788a8cacc40853dd73b71c627e0211dc88945", kill_on_drop: false }` [INFO] [stdout] 0a089cbe5432e606b3d07368c66788a8cacc40853dd73b71c627e0211dc88945