[INFO] cloning repository https://github.com/christiaan-janssen/rtracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christiaan-janssen/rtracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristiaan-janssen%2Frtracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristiaan-janssen%2Frtracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7a9bb10d658cbef0643203dbae02f4563e0ba64
[INFO] checking christiaan-janssen/rtracer against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristiaan-janssen%2Frtracer" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/christiaan-janssen/rtracer on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/christiaan-janssen/rtracer
[INFO] finished tweaking git repo https://github.com/christiaan-janssen/rtracer
[INFO] tweaked toml for git repo https://github.com/christiaan-janssen/rtracer written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/christiaan-janssen/rtracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 995973e6937c98dda705f979b0c60ab249afaf6cd0dd801557840c7dd79a9070
[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" "995973e6937c98dda705f979b0c60ab249afaf6cd0dd801557840c7dd79a9070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "995973e6937c98dda705f979b0c60ab249afaf6cd0dd801557840c7dd79a9070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "995973e6937c98dda705f979b0c60ab249afaf6cd0dd801557840c7dd79a9070", kill_on_drop: false }`
[INFO] [stdout] 995973e6937c98dda705f979b0c60ab249afaf6cd0dd801557840c7dd79a9070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60ba216513e95e17b0aad54f48ed5e73945817d5d98ccc01900292ba9e770c79
[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" "60ba216513e95e17b0aad54f48ed5e73945817d5d98ccc01900292ba9e770c79", kill_on_drop: false }`
[INFO] [stderr]     Checking rtracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Tuple`
[INFO] [stdout]  --> src/tuples.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Tuple {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_vector`
[INFO] [stdout]  --> src/tuples.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn is_vector(t: Tuple) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_point`
[INFO] [stdout]   --> src/tuples.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn is_point(t: Tuple) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "60ba216513e95e17b0aad54f48ed5e73945817d5d98ccc01900292ba9e770c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60ba216513e95e17b0aad54f48ed5e73945817d5d98ccc01900292ba9e770c79", kill_on_drop: false }`
[INFO] [stdout] 60ba216513e95e17b0aad54f48ed5e73945817d5d98ccc01900292ba9e770c79