[INFO] cloning repository https://github.com/matt-maker/fluid_flow2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matt-maker/fluid_flow2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-maker%2Ffluid_flow2", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14d8193cd438bd188bac43f4afba46f925f2d51f
[INFO] testing matt-maker/fluid_flow2 against try#28f95933dc0727396c07b48d0a8cb5211b7fb472 for pr-154065-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-maker%2Ffluid_flow2" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/matt-maker/fluid_flow2
[INFO] finished tweaking git repo https://github.com/matt-maker/fluid_flow2
[INFO] tweaked toml for git repo https://github.com/matt-maker/fluid_flow2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/matt-maker/fluid_flow2 on toolchain 28f95933dc0727396c07b48d0a8cb5211b7fb472
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[INFO] crate git repo https://github.com/matt-maker/fluid_flow2 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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling simple_grid v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `s_value` is never read
[INFO] [stdout]   --> src/simulation.rs:64:35
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 let mut s_value = s[(i * n + j) as usize];
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 69 |                 s_value = sx0 + sx1 + sy0 + sy1;
[INFO] [stdout]    |                 ------------------------------- `s_value` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]    --> src/main.rs:173:11
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn update(app: &App, model: &mut Model, _update: Update) {
[INFO] [stdout]     |           ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Scene {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     frame_nr: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 33 |     over_relaxation: f32,
[INFO] [stdout] 34 |     obstacle_x: f32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 35 |     obstacle_y: f32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 36 |     obstacle_radius: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 37 |     paused: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 38 |     scene_nr: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 39 |     show_obstacle: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 40 |     show_stream_lines: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 41 |     show_velocities: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 42 |     show_pressure: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 43 |     show_smoke: bool,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `num_cells` and `num` are never read
[INFO] [stdout]    --> src/main.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout]  87 | pub struct Model {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  96 |     num_cells: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     num: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: noise v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "78ff43659c36350c99a04cc3d71824308b7393d3490fbc15e7a500ce08648e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78ff43659c36350c99a04cc3d71824308b7393d3490fbc15e7a500ce08648e8e", kill_on_drop: false }`
[INFO] [stdout] 78ff43659c36350c99a04cc3d71824308b7393d3490fbc15e7a500ce08648e8e
[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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9f889c37ed6d72a7151ab52a40c4e00356cb4565280a3bc4e90407248fb5d97
[INFO] running `Command { std: "docker" "start" "-a" "e9f889c37ed6d72a7151ab52a40c4e00356cb4565280a3bc4e90407248fb5d97", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_grid v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `s_value` is never read
[INFO] [stdout]   --> src/simulation.rs:64:35
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 let mut s_value = s[(i * n + j) as usize];
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 69 |                 s_value = sx0 + sx1 + sy0 + sy1;
[INFO] [stdout]    |                 ------------------------------- `s_value` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]    --> src/main.rs:173:11
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn update(app: &App, model: &mut Model, _update: Update) {
[INFO] [stdout]     |           ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Scene {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     frame_nr: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 33 |     over_relaxation: f32,
[INFO] [stdout] 34 |     obstacle_x: f32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 35 |     obstacle_y: f32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 36 |     obstacle_radius: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 37 |     paused: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 38 |     scene_nr: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 39 |     show_obstacle: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 40 |     show_stream_lines: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 41 |     show_velocities: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 42 |     show_pressure: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 43 |     show_smoke: bool,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `num_cells` and `num` are never read
[INFO] [stdout]    --> src/main.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout]  87 | pub struct Model {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  96 |     num_cells: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     num: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.31s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: noise v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "e9f889c37ed6d72a7151ab52a40c4e00356cb4565280a3bc4e90407248fb5d97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9f889c37ed6d72a7151ab52a40c4e00356cb4565280a3bc4e90407248fb5d97", kill_on_drop: false }`
[INFO] [stdout] e9f889c37ed6d72a7151ab52a40c4e00356cb4565280a3bc4e90407248fb5d97
[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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4567e82996739b3363d73b83f6e420f3294070b98ca370c9f168ba3da87ca934
[INFO] running `Command { std: "docker" "start" "-a" "4567e82996739b3363d73b83f6e420f3294070b98ca370c9f168ba3da87ca934", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `s_value` is never read
[INFO] [stderr]   --> src/simulation.rs:64:35
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 let mut s_value = s[(i * n + j) as usize];
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 69 |                 s_value = sx0 + sx1 + sy0 + sy1;
[INFO] [stderr]    |                 ------------------------------- `s_value` is overwritten here before the previous value is read
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]    --> src/main.rs:173:11
[INFO] [stderr]     |
[INFO] [stderr] 173 | fn update(app: &App, model: &mut Model, _update: Update) {
[INFO] [stderr]     |           ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/main.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | struct Scene {
[INFO] [stderr]    |        ----- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 32 |     frame_nr: u32,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 33 |     over_relaxation: f32,
[INFO] [stderr] 34 |     obstacle_x: f32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 35 |     obstacle_y: f32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 36 |     obstacle_radius: f32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 37 |     paused: bool,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 38 |     scene_nr: u32,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 39 |     show_obstacle: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 40 |     show_stream_lines: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 41 |     show_velocities: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 42 |     show_pressure: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 43 |     show_smoke: bool,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `num_cells` and `num` are never read
[INFO] [stderr]    --> src/main.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr]  87 | pub struct Model {
[INFO] [stderr]     |            ----- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr]  96 |     num_cells: u32,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |     num: u32,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `simple_grid` (bin "simple_grid" test) generated 4 warnings (run `cargo fix --bin "simple_grid" -p simple_grid --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: noise v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/simple_grid-af1f4b10eb0e0069)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4567e82996739b3363d73b83f6e420f3294070b98ca370c9f168ba3da87ca934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4567e82996739b3363d73b83f6e420f3294070b98ca370c9f168ba3da87ca934", kill_on_drop: false }`
[INFO] [stdout] 4567e82996739b3363d73b83f6e420f3294070b98ca370c9f168ba3da87ca934
