[INFO] cloning 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" "clone" "--bare" "https://github.com/mheistermann/lightfield_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmheistermann%2Flightfield_playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmheistermann%2Flightfield_playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 696def613c0ac7e6410360bba4a37913f656a643 [INFO] testing mheistermann/lightfield_playground against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmheistermann%2Flightfield_playground" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mheistermann/lightfield_playground on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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-3/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /workspace/builds/worker-3/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 80de90af899d438c341bdbc1af7b1e9a42605354c38a7e7163479c1c06c8dd89 [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" "80de90af899d438c341bdbc1af7b1e9a42605354c38a7e7163479c1c06c8dd89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "80de90af899d438c341bdbc1af7b1e9a42605354c38a7e7163479c1c06c8dd89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80de90af899d438c341bdbc1af7b1e9a42605354c38a7e7163479c1c06c8dd89", kill_on_drop: false }` [INFO] [stdout] 80de90af899d438c341bdbc1af7b1e9a42605354c38a7e7163479c1c06c8dd89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", 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] ae1f1f11886e3275262107389ce5c1bb61d324078053326a9ec986dc5a913f86 [INFO] running `Command { std: "docker" "start" "-a" "ae1f1f11886e3275262107389ce5c1bb61d324078053326a9ec986dc5a913f86", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling color_quant v1.1.0 [INFO] [stderr] Compiling inflate v0.1.1 [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 byteorder v0.5.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling time v0.1.44 [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 aho-corasick v0.5.3 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling zip v0.1.19 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling png v0.5.2 [INFO] [stderr] Compiling env_logger v0.3.5 [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 54.83s [INFO] running `Command { std: "docker" "inspect" "ae1f1f11886e3275262107389ce5c1bb61d324078053326a9ec986dc5a913f86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae1f1f11886e3275262107389ce5c1bb61d324078053326a9ec986dc5a913f86", kill_on_drop: false }` [INFO] [stdout] ae1f1f11886e3275262107389ce5c1bb61d324078053326a9ec986dc5a913f86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", 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] f053fbb7458bc892bd4f212fe4437d300683a3ae839aa95c2d6a32192ab5eea1 [INFO] running `Command { std: "docker" "start" "-a" "f053fbb7458bc892bd4f212fe4437d300683a3ae839aa95c2d6a32192ab5eea1", 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 0.95s [INFO] running `Command { std: "docker" "inspect" "f053fbb7458bc892bd4f212fe4437d300683a3ae839aa95c2d6a32192ab5eea1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f053fbb7458bc892bd4f212fe4437d300683a3ae839aa95c2d6a32192ab5eea1", kill_on_drop: false }` [INFO] [stdout] f053fbb7458bc892bd4f212fe4437d300683a3ae839aa95c2d6a32192ab5eea1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2da420705ec328a6096f36cf6c8351900e76b3aa7dc2ad9e6d63fc4af95e627f [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" "2da420705ec328a6096f36cf6c8351900e76b3aa7dc2ad9e6d63fc4af95e627f", kill_on_drop: false }` [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 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lightfield_playground-1e491c343c6de980 [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" "2da420705ec328a6096f36cf6c8351900e76b3aa7dc2ad9e6d63fc4af95e627f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2da420705ec328a6096f36cf6c8351900e76b3aa7dc2ad9e6d63fc4af95e627f", kill_on_drop: false }` [INFO] [stdout] 2da420705ec328a6096f36cf6c8351900e76b3aa7dc2ad9e6d63fc4af95e627f