[INFO] cloning repository https://github.com/jmikkola/weekend_ray_tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmikkola/weekend_ray_tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fweekend_ray_tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fweekend_ray_tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bcaf892e22c4d25552b7f1fb8199785ff552d86
[INFO] documenting jmikkola/weekend_ray_tracer against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fweekend_ray_tracer" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jmikkola/weekend_ray_tracer on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jmikkola/weekend_ray_tracer
[INFO] finished tweaking git repo https://github.com/jmikkola/weekend_ray_tracer
[INFO] tweaked toml for git repo https://github.com/jmikkola/weekend_ray_tracer written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jmikkola/weekend_ray_tracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 105998ba1fda475eb4c6e38837d7afda03e7a2baeef10ceaff749b40d6deca42
[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" "105998ba1fda475eb4c6e38837d7afda03e7a2baeef10ceaff749b40d6deca42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "105998ba1fda475eb4c6e38837d7afda03e7a2baeef10ceaff749b40d6deca42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105998ba1fda475eb4c6e38837d7afda03e7a2baeef10ceaff749b40d6deca42", kill_on_drop: false }`
[INFO] [stdout] 105998ba1fda475eb4c6e38837d7afda03e7a2baeef10ceaff749b40d6deca42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f8ea065cfa56d0f95b355ecb6c1074cf94dad0a370410dbf51c1bd04d74067f1
[INFO] running `Command { std: "docker" "start" "-a" "f8ea065cfa56d0f95b355ecb6c1074cf94dad0a370410dbf51c1bd04d74067f1", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking inflate v0.4.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.2
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]  Documenting ray_tracer_weekend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.71s
[INFO] running `Command { std: "docker" "inspect" "f8ea065cfa56d0f95b355ecb6c1074cf94dad0a370410dbf51c1bd04d74067f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8ea065cfa56d0f95b355ecb6c1074cf94dad0a370410dbf51c1bd04d74067f1", kill_on_drop: false }`
[INFO] [stdout] f8ea065cfa56d0f95b355ecb6c1074cf94dad0a370410dbf51c1bd04d74067f1