[INFO] cloning repository https://github.com/kawaemon/standing-wave-renderer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaemon/standing-wave-renderer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaemon%2Fstanding-wave-renderer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaemon%2Fstanding-wave-renderer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f639003252eef11777ed8561b653621afeccc8b2
[INFO] testing kawaemon/standing-wave-renderer against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaemon%2Fstanding-wave-renderer" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kawaemon/standing-wave-renderer on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kawaemon/standing-wave-renderer
[INFO] finished tweaking git repo https://github.com/kawaemon/standing-wave-renderer
[INFO] tweaked toml for git repo https://github.com/kawaemon/standing-wave-renderer written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/kawaemon/standing-wave-renderer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9edd512bc07f7ea9609fb93514d992296761e768bafba1ec465fe73a556d31a9
[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" "9edd512bc07f7ea9609fb93514d992296761e768bafba1ec465fe73a556d31a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9edd512bc07f7ea9609fb93514d992296761e768bafba1ec465fe73a556d31a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edd512bc07f7ea9609fb93514d992296761e768bafba1ec465fe73a556d31a9", kill_on_drop: false }`
[INFO] [stdout] 9edd512bc07f7ea9609fb93514d992296761e768bafba1ec465fe73a556d31a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3aff0d54251d572809720c8a8ef9050ae72f5d4a14562677569bf84b0cebbda2
[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" "3aff0d54251d572809720c8a8ef9050ae72f5d4a14562677569bf84b0cebbda2", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]    Compiling standing_wave_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 | /                     canvas.draw_line(
[INFO] [stdout] 66 | |                         Point::new((x - 1) as _, before_y as _),
[INFO] [stdout] 67 | |                         Point::new(x as _, y as _),
[INFO] [stdout] 68 | |                     );
[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 `Result` that must be used
[INFO] [stdout]   --> src/main.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 | /                     canvas.draw_line(
[INFO] [stdout] 89 | |                         Point::new((x - 1) as _, before_y as _),
[INFO] [stdout] 90 | |                         Point::new(x as _, y as _),
[INFO] [stdout] 91 | |                     );
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:109:21
[INFO] [stdout]     |
[INFO] [stdout] 109 | /                     canvas.draw_line(
[INFO] [stdout] 110 | |                         Point::new((x - 1) as _, by1 as _),
[INFO] [stdout] 111 | |                         Point::new(x as _, y as _),
[INFO] [stdout] 112 | |                     );
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.93s
[INFO] running `Command { std: "docker" "inspect" "3aff0d54251d572809720c8a8ef9050ae72f5d4a14562677569bf84b0cebbda2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aff0d54251d572809720c8a8ef9050ae72f5d4a14562677569bf84b0cebbda2", kill_on_drop: false }`
[INFO] [stdout] 3aff0d54251d572809720c8a8ef9050ae72f5d4a14562677569bf84b0cebbda2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86229d18232a85bd986587965d9b88eec52d773991c77e0ad8d3e1e394336c43
[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" "86229d18232a85bd986587965d9b88eec52d773991c77e0ad8d3e1e394336c43", kill_on_drop: false }`
[INFO] [stderr]    Compiling standing_wave_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 | /                     canvas.draw_line(
[INFO] [stdout] 66 | |                         Point::new((x - 1) as _, before_y as _),
[INFO] [stdout] 67 | |                         Point::new(x as _, y as _),
[INFO] [stdout] 68 | |                     );
[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 `Result` that must be used
[INFO] [stdout]   --> src/main.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 | /                     canvas.draw_line(
[INFO] [stdout] 89 | |                         Point::new((x - 1) as _, before_y as _),
[INFO] [stdout] 90 | |                         Point::new(x as _, y as _),
[INFO] [stdout] 91 | |                     );
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:109:21
[INFO] [stdout]     |
[INFO] [stdout] 109 | /                     canvas.draw_line(
[INFO] [stdout] 110 | |                         Point::new((x - 1) as _, by1 as _),
[INFO] [stdout] 111 | |                         Point::new(x as _, y as _),
[INFO] [stdout] 112 | |                     );
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "86229d18232a85bd986587965d9b88eec52d773991c77e0ad8d3e1e394336c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86229d18232a85bd986587965d9b88eec52d773991c77e0ad8d3e1e394336c43", kill_on_drop: false }`
[INFO] [stdout] 86229d18232a85bd986587965d9b88eec52d773991c77e0ad8d3e1e394336c43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 816e8ccb3f53c4c22782930f7c0a13ea5144b1d4063523d95557baa1ee890da3
[INFO] running `Command { std: "docker" "start" "-a" "816e8ccb3f53c4c22782930f7c0a13ea5144b1d4063523d95557baa1ee890da3", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:65:21
[INFO] [stderr]    |
[INFO] [stderr] 65 | /                     canvas.draw_line(
[INFO] [stderr] 66 | |                         Point::new((x - 1) as _, before_y as _),
[INFO] [stderr] 67 | |                         Point::new(x as _, y as _),
[INFO] [stderr] 68 | |                     );
[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 `Result` that must be used
[INFO] [stderr]   --> src/main.rs:88:21
[INFO] [stderr]    |
[INFO] [stderr] 88 | /                     canvas.draw_line(
[INFO] [stderr] 89 | |                         Point::new((x - 1) as _, before_y as _),
[INFO] [stderr] 90 | |                         Point::new(x as _, y as _),
[INFO] [stderr] 91 | |                     );
[INFO] [stderr]    | |______________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:109:21
[INFO] [stderr]     |
[INFO] [stderr] 109 | /                     canvas.draw_line(
[INFO] [stderr] 110 | |                         Point::new((x - 1) as _, by1 as _),
[INFO] [stderr] 111 | |                         Point::new(x as _, y as _),
[INFO] [stderr] 112 | |                     );
[INFO] [stderr]     | |______________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `standing_wave_generator` (bin "standing_wave_generator" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/standing_wave_generator-25a8217368a8509d)
[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" "816e8ccb3f53c4c22782930f7c0a13ea5144b1d4063523d95557baa1ee890da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "816e8ccb3f53c4c22782930f7c0a13ea5144b1d4063523d95557baa1ee890da3", kill_on_drop: false }`
[INFO] [stdout] 816e8ccb3f53c4c22782930f7c0a13ea5144b1d4063523d95557baa1ee890da3