[INFO] cloning repository https://github.com/hjarvard/raytracer-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hjarvard/raytracer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarvard%2Fraytracer-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarvard%2Fraytracer-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e84d30fca3b0394737231836c74cf3d8010235d5
[INFO] building hjarvard/raytracer-rs 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%2Fhjarvard%2Fraytracer-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hjarvard/raytracer-rs 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/hjarvard/raytracer-rs
[INFO] finished tweaking git repo https://github.com/hjarvard/raytracer-rs
[INFO] tweaked toml for git repo https://github.com/hjarvard/raytracer-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hjarvard/raytracer-rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 66ae29387f112263d2b08152a286f80de85d609da6ed4e61ced562a0afaef8ad
[INFO] running `Command { std: "docker" "start" "-a" "66ae29387f112263d2b08152a286f80de85d609da6ed4e61ced562a0afaef8ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66ae29387f112263d2b08152a286f80de85d609da6ed4e61ced562a0afaef8ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66ae29387f112263d2b08152a286f80de85d609da6ed4e61ced562a0afaef8ad", kill_on_drop: false }`
[INFO] [stdout] 66ae29387f112263d2b08152a286f80de85d609da6ed4e61ced562a0afaef8ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] eb515d248c695fdd94d798a9c9b9dd7fad8ba26419256cd94d4c7d8e6d161912
[INFO] running `Command { std: "docker" "start" "-a" "eb515d248c695fdd94d798a9c9b9dd7fad8ba26419256cd94d4c7d8e6d161912", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling raytrace-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/vec3.rs:84:43
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn index<'a>(&'a self, idx: usize) -> &f64 {
[INFO] [stdout]    |              --                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |              |
[INFO] [stdout]    |              lifetime `'a` declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `Command { std: "docker" "inspect" "eb515d248c695fdd94d798a9c9b9dd7fad8ba26419256cd94d4c7d8e6d161912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb515d248c695fdd94d798a9c9b9dd7fad8ba26419256cd94d4c7d8e6d161912", kill_on_drop: false }`
[INFO] [stdout] eb515d248c695fdd94d798a9c9b9dd7fad8ba26419256cd94d4c7d8e6d161912
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f73795d9dd5288ea3c4ee8283fbbd869e165a34d8e6657c6b08cded271555583
[INFO] running `Command { std: "docker" "start" "-a" "f73795d9dd5288ea3c4ee8283fbbd869e165a34d8e6657c6b08cded271555583", kill_on_drop: false }`
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/vec3.rs:84:43
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn index<'a>(&'a self, idx: usize) -> &f64 {
[INFO] [stdout]    |              --                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |              |
[INFO] [stdout]    |              lifetime `'a` declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling raytrace-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/vec3.rs:84:43
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn index<'a>(&'a self, idx: usize) -> &f64 {
[INFO] [stdout]    |              --                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |              |
[INFO] [stdout]    |              lifetime `'a` declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "f73795d9dd5288ea3c4ee8283fbbd869e165a34d8e6657c6b08cded271555583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f73795d9dd5288ea3c4ee8283fbbd869e165a34d8e6657c6b08cded271555583", kill_on_drop: false }`
[INFO] [stdout] f73795d9dd5288ea3c4ee8283fbbd869e165a34d8e6657c6b08cded271555583