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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09933d4967a008c13573e668db8e24cb2c1787d7
[INFO] building CmrCrabs/flip-fluid against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCmrCrabs%2Fflip-fluid" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CmrCrabs/flip-fluid on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
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[INFO] started tweaking git repo https://github.com/CmrCrabs/flip-fluid
[INFO] finished tweaking git repo https://github.com/CmrCrabs/flip-fluid
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[INFO] crate git repo https://github.com/CmrCrabs/flip-fluid already has a lockfile, it will not be regenerated
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[INFO] [stderr]    Compiling flip-fluid v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]    --> src/main.rs:407:21
[INFO] [stdout]     |
[INFO] [stdout] 407 |                 let vel = (1.0 - self.flip_pic_ratio) * picv + self.flip_pic_ratio * flipv;
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_vel`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `over_relaxation` is never read
[INFO] [stdout]   --> src/main.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | struct Scene {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |     over_relaxation: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `solve_incompressiblity` is never used
[INFO] [stdout]    --> src/main.rs:426:8
[INFO] [stdout]     |
[INFO] [stdout] 164 | impl Scene {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 426 |     fn solve_incompressiblity(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "620e96582670e19298e3ffcaac232dccd0966363d80092e4ed1177dc4b6cbac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620e96582670e19298e3ffcaac232dccd0966363d80092e4ed1177dc4b6cbac7", kill_on_drop: false }`
[INFO] [stdout] 620e96582670e19298e3ffcaac232dccd0966363d80092e4ed1177dc4b6cbac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9618aa19b8e824687b3fd63cbd112cb12b20a8da4842ad3948d3cc836891d273
[INFO] running `Command { std: "docker" "start" "-a" "9618aa19b8e824687b3fd63cbd112cb12b20a8da4842ad3948d3cc836891d273", kill_on_drop: false }`
[INFO] [stderr]    Compiling flip-fluid v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]    --> src/main.rs:407:21
[INFO] [stdout]     |
[INFO] [stdout] 407 |                 let vel = (1.0 - self.flip_pic_ratio) * picv + self.flip_pic_ratio * flipv;
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_vel`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `over_relaxation` is never read
[INFO] [stdout]   --> src/main.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | struct Scene {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |     over_relaxation: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `solve_incompressiblity` is never used
[INFO] [stdout]    --> src/main.rs:426:8
[INFO] [stdout]     |
[INFO] [stdout] 164 | impl Scene {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 426 |     fn solve_incompressiblity(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "9618aa19b8e824687b3fd63cbd112cb12b20a8da4842ad3948d3cc836891d273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9618aa19b8e824687b3fd63cbd112cb12b20a8da4842ad3948d3cc836891d273", kill_on_drop: false }`
[INFO] [stdout] 9618aa19b8e824687b3fd63cbd112cb12b20a8da4842ad3948d3cc836891d273