[INFO] cloning repository https://github.com/Kneelawk/fractal-viewer-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kneelawk/fractal-viewer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Ffractal-viewer-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Ffractal-viewer-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8739e2cf5dda06c4f2138ac20ffdcd1db762591c
[INFO] testing Kneelawk/fractal-viewer-rs against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Ffractal-viewer-rs" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kneelawk/fractal-viewer-rs on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Kneelawk/fractal-viewer-rs
[INFO] finished tweaking git repo https://github.com/Kneelawk/fractal-viewer-rs
[INFO] tweaked toml for git repo https://github.com/Kneelawk/fractal-viewer-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Kneelawk/fractal-viewer-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 95d3f1de4bcd531c5c91b0f21ec678718437eac5a12b2e2ecbd5a777303c3a1c
[INFO] running `"docker" "start" "-a" "95d3f1de4bcd531c5c91b0f21ec678718437eac5a12b2e2ecbd5a777303c3a1c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling regex-syntax v0.6.16
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling deflate v0.8.3
[INFO] [stderr]    Compiling aho-corasick v0.7.9
[INFO] [stderr]    Compiling png v0.16.1
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling fractal-viewer-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `views`
[INFO] [stderr]   --> src/generator/composite.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         views: Vec<View>,
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_views`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/generator/composite.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         result: SyncSender<FractalGenerationMessage>,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `running_views`
[INFO] [stderr]   --> src/generator/composite.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     running_views: VecDeque<View>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `out_of_order`
[INFO] [stderr]   --> src/generator/composite.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     out_of_order: BTreeMap<View, FractalGenerationMessage>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `monitor_thread`
[INFO] [stderr]   --> src/generator/composite.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     monitor_thread: Arc<MonitorThread>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LessThanConstraint`
[INFO] [stderr]   --> src/generator/view.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     LessThanConstraint,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `WithinConstraint`
[INFO] [stderr]   --> src/generator/view.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     WithinConstraint(T),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GreaterThanConstraint`
[INFO] [stderr]   --> src/generator/view.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     GreaterThanConstraint,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_centered_uniform`
[INFO] [stderr]   --> src/generator/view.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn new_centered_uniform(image_width: usize, image_height: usize, plane_width: f32) -> View {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_pixel_coordinates`
[INFO] [stderr]    --> src/generator/view.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn get_pixel_coordinates(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mod2`
[INFO] [stderr]  --> src/generator/util.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn mod2(mut value: f32, min: f32, max: f32) -> f32 {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.90s
[INFO] running `"docker" "inspect" "95d3f1de4bcd531c5c91b0f21ec678718437eac5a12b2e2ecbd5a777303c3a1c"`
[INFO] running `"docker" "rm" "-f" "95d3f1de4bcd531c5c91b0f21ec678718437eac5a12b2e2ecbd5a777303c3a1c"`
[INFO] [stdout] 95d3f1de4bcd531c5c91b0f21ec678718437eac5a12b2e2ecbd5a777303c3a1c
[INFO] running `"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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 48986a6043d9c2ea196dc08687e216e07e1961a0fdaed8e5c56c1f2a9aeddff2
[INFO] running `"docker" "start" "-a" "48986a6043d9c2ea196dc08687e216e07e1961a0fdaed8e5c56c1f2a9aeddff2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fractal-viewer-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `views`
[INFO] [stderr]   --> src/generator/composite.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         views: Vec<View>,
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_views`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/generator/composite.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         result: SyncSender<FractalGenerationMessage>,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `running_views`
[INFO] [stderr]   --> src/generator/composite.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     running_views: VecDeque<View>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `out_of_order`
[INFO] [stderr]   --> src/generator/composite.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     out_of_order: BTreeMap<View, FractalGenerationMessage>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `monitor_thread`
[INFO] [stderr]   --> src/generator/composite.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     monitor_thread: Arc<MonitorThread>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LessThanConstraint`
[INFO] [stderr]   --> src/generator/view.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     LessThanConstraint,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `WithinConstraint`
[INFO] [stderr]   --> src/generator/view.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     WithinConstraint(T),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GreaterThanConstraint`
[INFO] [stderr]   --> src/generator/view.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     GreaterThanConstraint,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_centered_uniform`
[INFO] [stderr]   --> src/generator/view.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn new_centered_uniform(image_width: usize, image_height: usize, plane_width: f32) -> View {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_pixel_coordinates`
[INFO] [stderr]    --> src/generator/view.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn get_pixel_coordinates(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mod2`
[INFO] [stderr]  --> src/generator/util.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn mod2(mut value: f32, min: f32, max: f32) -> f32 {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `"docker" "inspect" "48986a6043d9c2ea196dc08687e216e07e1961a0fdaed8e5c56c1f2a9aeddff2"`
[INFO] running `"docker" "rm" "-f" "48986a6043d9c2ea196dc08687e216e07e1961a0fdaed8e5c56c1f2a9aeddff2"`
[INFO] [stdout] 48986a6043d9c2ea196dc08687e216e07e1961a0fdaed8e5c56c1f2a9aeddff2
[INFO] running `"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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18cacb0489d4a5ed776358b8e5c3228da71f2f9b8da390cf2e86701475ad39fc
[INFO] running `"docker" "start" "-a" "18cacb0489d4a5ed776358b8e5c3228da71f2f9b8da390cf2e86701475ad39fc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `views`
[INFO] [stderr]   --> src/generator/composite.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         views: Vec<View>,
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_views`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/generator/composite.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         result: SyncSender<FractalGenerationMessage>,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `running_views`
[INFO] [stderr]   --> src/generator/composite.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     running_views: VecDeque<View>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `out_of_order`
[INFO] [stderr]   --> src/generator/composite.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     out_of_order: BTreeMap<View, FractalGenerationMessage>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `monitor_thread`
[INFO] [stderr]   --> src/generator/composite.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     monitor_thread: Arc<MonitorThread>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LessThanConstraint`
[INFO] [stderr]   --> src/generator/view.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     LessThanConstraint,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `WithinConstraint`
[INFO] [stderr]   --> src/generator/view.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     WithinConstraint(T),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GreaterThanConstraint`
[INFO] [stderr]   --> src/generator/view.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     GreaterThanConstraint,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_centered_uniform`
[INFO] [stderr]   --> src/generator/view.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn new_centered_uniform(image_width: usize, image_height: usize, plane_width: f32) -> View {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_pixel_coordinates`
[INFO] [stderr]    --> src/generator/view.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn get_pixel_coordinates(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mod2`
[INFO] [stderr]  --> src/generator/util.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn mod2(mut value: f32, min: f32, max: f32) -> f32 {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fractal_viewer_rs-a3a58439d4564552
[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 `"docker" "inspect" "18cacb0489d4a5ed776358b8e5c3228da71f2f9b8da390cf2e86701475ad39fc"`
[INFO] running `"docker" "rm" "-f" "18cacb0489d4a5ed776358b8e5c3228da71f2f9b8da390cf2e86701475ad39fc"`
[INFO] [stdout] 18cacb0489d4a5ed776358b8e5c3228da71f2f9b8da390cf2e86701475ad39fc