[INFO] cloning repository https://github.com/vincent-prz/ray_tracer_in_one_weekend [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-prz/ray_tracer_in_one_weekend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-prz%2Fray_tracer_in_one_weekend", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-prz%2Fray_tracer_in_one_weekend'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fe8d61a8eb894f07a98e355cfd118283595aeb0d [INFO] testing vincent-prz/ray_tracer_in_one_weekend against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-prz%2Fray_tracer_in_one_weekend" "/workspace/builds/worker-21/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vincent-prz/ray_tracer_in_one_weekend on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vincent-prz/ray_tracer_in_one_weekend [INFO] finished tweaking git repo https://github.com/vincent-prz/ray_tracer_in_one_weekend [INFO] tweaked toml for git repo https://github.com/vincent-prz/ray_tracer_in_one_weekend written to /workspace/builds/worker-21/source/Cargo.toml [INFO] crate git repo https://github.com/vincent-prz/ray_tracer_in_one_weekend already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9becfdc2fdb3cfa89226b67fa3d67051f7552a164661a1b2c009e5385299b0c5 [INFO] running `Command { std: "docker" "start" "-a" "9becfdc2fdb3cfa89226b67fa3d67051f7552a164661a1b2c009e5385299b0c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9becfdc2fdb3cfa89226b67fa3d67051f7552a164661a1b2c009e5385299b0c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9becfdc2fdb3cfa89226b67fa3d67051f7552a164661a1b2c009e5385299b0c5", kill_on_drop: false }` [INFO] [stdout] 9becfdc2fdb3cfa89226b67fa3d67051f7552a164661a1b2c009e5385299b0c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a669a033139ade92879a42f1a745d4516ab23c5ebb58730a6571cdbee71dae9d [INFO] running `Command { std: "docker" "start" "-a" "a669a033139ade92879a42f1a745d4516ab23c5ebb58730a6571cdbee71dae9d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling ray_tracer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/color.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | writeln!(out, "{} {} {}", ir, ig, ib); [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] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.90s [INFO] running `Command { std: "docker" "inspect" "a669a033139ade92879a42f1a745d4516ab23c5ebb58730a6571cdbee71dae9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a669a033139ade92879a42f1a745d4516ab23c5ebb58730a6571cdbee71dae9d", kill_on_drop: false }` [INFO] [stdout] a669a033139ade92879a42f1a745d4516ab23c5ebb58730a6571cdbee71dae9d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d04d16743abd4ddb1a48a49a15632fa9e304432a7c9cc42b1904a456c3e4439c [INFO] running `Command { std: "docker" "start" "-a" "d04d16743abd4ddb1a48a49a15632fa9e304432a7c9cc42b1904a456c3e4439c", kill_on_drop: false }` [INFO] [stderr] Compiling ray_tracer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/color.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | writeln!(out, "{} {} {}", ir, ig, ib); [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] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.46s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d04d16743abd4ddb1a48a49a15632fa9e304432a7c9cc42b1904a456c3e4439c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d04d16743abd4ddb1a48a49a15632fa9e304432a7c9cc42b1904a456c3e4439c", kill_on_drop: false }` [INFO] [stdout] d04d16743abd4ddb1a48a49a15632fa9e304432a7c9cc42b1904a456c3e4439c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 855aae2c67ffa83a26b01053ffc3e1e5028fb4bd13c9c40d197043ac99aefc0c [INFO] running `Command { std: "docker" "start" "-a" "855aae2c67ffa83a26b01053ffc3e1e5028fb4bd13c9c40d197043ac99aefc0c", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/color.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | writeln!(out, "{} {} {}", ir, ig, ib); [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] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `ray_tracer` (bin "ray_tracer" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ray_tracer-247c0e1215077fab) [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" "855aae2c67ffa83a26b01053ffc3e1e5028fb4bd13c9c40d197043ac99aefc0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "855aae2c67ffa83a26b01053ffc3e1e5028fb4bd13c9c40d197043ac99aefc0c", kill_on_drop: false }` [INFO] [stdout] 855aae2c67ffa83a26b01053ffc3e1e5028fb4bd13c9c40d197043ac99aefc0c