[INFO] cloning repository https://github.com/stephan-rehfeld/rustracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stephan-rehfeld/rustracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephan-rehfeld%2Frustracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephan-rehfeld%2Frustracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3a9ea0ec45a1e700efe98b4da337c713db7e895
[INFO] checking stephan-rehfeld/rustracer against try#db4e1d23234d93b5e96ecc768b35d9090c32cddf for pr-149901
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephan-rehfeld%2Frustracer" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stephan-rehfeld/rustracer
[INFO] finished tweaking git repo https://github.com/stephan-rehfeld/rustracer
[INFO] tweaked toml for git repo https://github.com/stephan-rehfeld/rustracer written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stephan-rehfeld/rustracer on toolchain db4e1d23234d93b5e96ecc768b35d9090c32cddf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stephan-rehfeld/rustracer 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" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3203b57a9bb864444829178bf9b8e4c300723d9a753471ec7309c210d1ddaad4
[INFO] running `Command { std: "docker" "start" "-a" "3203b57a9bb864444829178bf9b8e4c300723d9a753471ec7309c210d1ddaad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3203b57a9bb864444829178bf9b8e4c300723d9a753471ec7309c210d1ddaad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3203b57a9bb864444829178bf9b8e4c300723d9a753471ec7309c210d1ddaad4", kill_on_drop: false }`
[INFO] [stdout] 3203b57a9bb864444829178bf9b8e4c300723d9a753471ec7309c210d1ddaad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8b674013dd81f428988180922d6cae6b428344593cfad3bcd0e087619ba325c
[INFO] running `Command { std: "docker" "start" "-a" "d8b674013dd81f428988180922d6cae6b428344593cfad3bcd0e087619ba325c", kill_on_drop: false }`
[INFO] [stderr]     Checking traits v0.1.0 (/opt/rustwide/workdir/traits)
[INFO] [stderr]     Checking random v0.1.0 (/opt/rustwide/workdir/random)
[INFO] [stderr]     Checking math v0.1.0 (/opt/rustwide/workdir/math)
[INFO] [stderr]     Checking colors v0.1.0 (/opt/rustwide/workdir/colors)
[INFO] [stderr]     Checking units v0.1.0 (/opt/rustwide/workdir/units)
[INFO] [stderr]     Checking sampling v0.1.0 (/opt/rustwide/workdir/sampling)
[INFO] [stderr]     Checking image v0.1.0 (/opt/rustwide/workdir/image)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> image/src/converter/splitter.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(source: &T, channel: usize) -> Splitter<T> {
[INFO] [stdout]    |                        ^^                     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(source: &T, channel: usize) -> Splitter<'_, T> {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking cg_basics v0.1.0 (/opt/rustwide/workdir/cg_basics)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> image/src/converter/splitter.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(source: &T, channel: usize) -> Splitter<T> {
[INFO] [stdout]    |                        ^^                     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(source: &T, channel: usize) -> Splitter<'_, T> {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking diffuseraytracer v0.1.0 (/opt/rustwide/workdir/diffuseraytracer)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "d8b674013dd81f428988180922d6cae6b428344593cfad3bcd0e087619ba325c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b674013dd81f428988180922d6cae6b428344593cfad3bcd0e087619ba325c", kill_on_drop: false }`
[INFO] [stdout] d8b674013dd81f428988180922d6cae6b428344593cfad3bcd0e087619ba325c