[INFO] cloning repository https://github.com/quadfault/rt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quadfault/rt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadfault%2Frt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadfault%2Frt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e02ce526af0cd34464eb2571c79c5473453756c8
[INFO] testing quadfault/rt against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadfault%2Frt" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quadfault/rt on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quadfault/rt
[INFO] finished tweaking git repo https://github.com/quadfault/rt
[INFO] tweaked toml for git repo https://github.com/quadfault/rt written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/quadfault/rt 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" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac20d4f9d78bf93ba0458b9f7d40f9b84888ea9da2340ad6f97e3634ed842c9d
[INFO] running `Command { std: "docker" "start" "-a" "ac20d4f9d78bf93ba0458b9f7d40f9b84888ea9da2340ad6f97e3634ed842c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac20d4f9d78bf93ba0458b9f7d40f9b84888ea9da2340ad6f97e3634ed842c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac20d4f9d78bf93ba0458b9f7d40f9b84888ea9da2340ad6f97e3634ed842c9d", kill_on_drop: false }`
[INFO] [stdout] ac20d4f9d78bf93ba0458b9f7d40f9b84888ea9da2340ad6f97e3634ed842c9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] babfeb611af3e4603bf552d874ceff4124f75f5a83712695bde358588684508c
[INFO] running `Command { std: "docker" "start" "-a" "babfeb611af3e4603bf552d874ceff4124f75f5a83712695bde358588684508c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling rt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/materials/dielectric.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(refractive_index: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `origin` is never used
[INFO] [stdout]   --> src/math/point.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn origin() -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `cross` is never used
[INFO] [stdout]   --> src/math/vector.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn cross(self, rhs: Self) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/models/plane.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(point_on_plane: Point,
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `Command { std: "docker" "inspect" "babfeb611af3e4603bf552d874ceff4124f75f5a83712695bde358588684508c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "babfeb611af3e4603bf552d874ceff4124f75f5a83712695bde358588684508c", kill_on_drop: false }`
[INFO] [stdout] babfeb611af3e4603bf552d874ceff4124f75f5a83712695bde358588684508c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddffe6eb9e4f8e02a5d25824bb21cc54168289a5ae6a98babe03474b40ee0119
[INFO] running `Command { std: "docker" "start" "-a" "ddffe6eb9e4f8e02a5d25824bb21cc54168289a5ae6a98babe03474b40ee0119", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/6f746e26f7f968c3abad0bc2c2cf1665f90c6e93d225a678d10b4a9b3ec4776d/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "ddffe6eb9e4f8e02a5d25824bb21cc54168289a5ae6a98babe03474b40ee0119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddffe6eb9e4f8e02a5d25824bb21cc54168289a5ae6a98babe03474b40ee0119", kill_on_drop: false }`
[INFO] [stdout] ddffe6eb9e4f8e02a5d25824bb21cc54168289a5ae6a98babe03474b40ee0119