[INFO] cloning repository https://github.com/howlowck/raytracing_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howlowck/raytracing_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowlowck%2Fraytracing_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowlowck%2Fraytracing_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad59bd62151ac2f82a4318510ea75a4298341a29
[INFO] building howlowck/raytracing_rust against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowlowck%2Fraytracing_rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/howlowck/raytracing_rust on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/howlowck/raytracing_rust
[INFO] finished tweaking git repo https://github.com/howlowck/raytracing_rust
[INFO] tweaked toml for git repo https://github.com/howlowck/raytracing_rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/howlowck/raytracing_rust 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6256aa41ec385ce1b44152317492d9265fd9a53695809e42bc2a385d782ceca0
[INFO] running `Command { std: "docker" "start" "-a" "6256aa41ec385ce1b44152317492d9265fd9a53695809e42bc2a385d782ceca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6256aa41ec385ce1b44152317492d9265fd9a53695809e42bc2a385d782ceca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6256aa41ec385ce1b44152317492d9265fd9a53695809e42bc2a385d782ceca0", kill_on_drop: false }`
[INFO] [stdout] 6256aa41ec385ce1b44152317492d9265fd9a53695809e42bc2a385d782ceca0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5648b6be249a742d4b73b93d6149e135b8dfc8068ee59db372ec02b7a0ffbab7
[INFO] running `Command { std: "docker" "start" "-a" "5648b6be249a742d4b73b93d6149e135b8dfc8068ee59db372ec02b7a0ffbab7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling console v0.11.3
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling raytracing_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `dot` is never used
[INFO] [stdout]   --> src/raytracing/vec3.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait Dot {
[INFO] [stdout]    |           --- method in this trait
[INFO] [stdout] 25 |     fn dot(&self, rhs: Vec3) -> f32;
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cross` is never used
[INFO] [stdout]   --> src/raytracing/vec3.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait Cross {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] 38 |     fn cross(&self, rhs: Vec3) -> Vec3;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "5648b6be249a742d4b73b93d6149e135b8dfc8068ee59db372ec02b7a0ffbab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5648b6be249a742d4b73b93d6149e135b8dfc8068ee59db372ec02b7a0ffbab7", kill_on_drop: false }`
[INFO] [stdout] 5648b6be249a742d4b73b93d6149e135b8dfc8068ee59db372ec02b7a0ffbab7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db6b242bdb009c355f89822c468492bff4c3c146d3f952a182314f16d5e7f2fd
[INFO] running `Command { std: "docker" "start" "-a" "db6b242bdb009c355f89822c468492bff4c3c146d3f952a182314f16d5e7f2fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling raytracing_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `dot` is never used
[INFO] [stdout]   --> src/raytracing/vec3.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait Dot {
[INFO] [stdout]    |           --- method in this trait
[INFO] [stdout] 25 |     fn dot(&self, rhs: Vec3) -> f32;
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cross` is never used
[INFO] [stdout]   --> src/raytracing/vec3.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait Cross {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] 38 |     fn cross(&self, rhs: Vec3) -> Vec3;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "db6b242bdb009c355f89822c468492bff4c3c146d3f952a182314f16d5e7f2fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db6b242bdb009c355f89822c468492bff4c3c146d3f952a182314f16d5e7f2fd", kill_on_drop: false }`
[INFO] [stdout] db6b242bdb009c355f89822c468492bff4c3c146d3f952a182314f16d5e7f2fd