[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] building kawaemon/standing-wave-renderer against try#334963c956d25708feab489a3816ae63f639355d for pr-135216 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaemon%2Fstanding-wave-renderer" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kawaemon/standing-wave-renderer on toolchain 334963c956d25708feab489a3816ae63f639355d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "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-0-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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_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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 52d7de4659f2c2214dcd30001915e33db077ce49e31962b39e87341b4fa734ec [INFO] running `Command { std: "docker" "start" "-a" "52d7de4659f2c2214dcd30001915e33db077ce49e31962b39e87341b4fa734ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52d7de4659f2c2214dcd30001915e33db077ce49e31962b39e87341b4fa734ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52d7de4659f2c2214dcd30001915e33db077ce49e31962b39e87341b4fa734ec", kill_on_drop: false }` [INFO] [stdout] 52d7de4659f2c2214dcd30001915e33db077ce49e31962b39e87341b4fa734ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ee2c9ae73a5e0b6b8d994b05fce7c41056e4a67008671795f67709ef35659f7 [INFO] running `Command { std: "docker" "start" "-a" "8ee2c9ae73a5e0b6b8d994b05fce7c41056e4a67008671795f67709ef35659f7", kill_on_drop: false }` [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling sdl2 v0.34.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 65 | let _ = canvas.draw_line( [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 88 | let _ = canvas.draw_line( [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 109 | let _ = canvas.draw_line( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.43s [INFO] running `Command { std: "docker" "inspect" "8ee2c9ae73a5e0b6b8d994b05fce7c41056e4a67008671795f67709ef35659f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ee2c9ae73a5e0b6b8d994b05fce7c41056e4a67008671795f67709ef35659f7", kill_on_drop: false }` [INFO] [stdout] 8ee2c9ae73a5e0b6b8d994b05fce7c41056e4a67008671795f67709ef35659f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c4d9d761d9ab2e10c1c78f80d86b862809d4ba6eb8d16726e91d2ed358947e2 [INFO] running `Command { std: "docker" "start" "-a" "6c4d9d761d9ab2e10c1c78f80d86b862809d4ba6eb8d16726e91d2ed358947e2", 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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 65 | let _ = canvas.draw_line( [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 88 | let _ = canvas.draw_line( [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 109 | let _ = canvas.draw_line( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "6c4d9d761d9ab2e10c1c78f80d86b862809d4ba6eb8d16726e91d2ed358947e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c4d9d761d9ab2e10c1c78f80d86b862809d4ba6eb8d16726e91d2ed358947e2", kill_on_drop: false }` [INFO] [stdout] 6c4d9d761d9ab2e10c1c78f80d86b862809d4ba6eb8d16726e91d2ed358947e2