[INFO] cloning repository https://github.com/joonazan/sampled-fractal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joonazan/sampled-fractal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonazan%2Fsampled-fractal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonazan%2Fsampled-fractal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3d0eeb9335606b66b32a30c28f1ee990d66e4a3
[INFO] checking joonazan/sampled-fractal against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonazan%2Fsampled-fractal" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joonazan/sampled-fractal on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joonazan/sampled-fractal
[INFO] finished tweaking git repo https://github.com/joonazan/sampled-fractal
[INFO] tweaked toml for git repo https://github.com/joonazan/sampled-fractal written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/joonazan/sampled-fractal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", 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] 05291fbb0ebab240011f16b23a64270a27cc808b08f192d829ef9921debe3bd0
[INFO] running `Command { std: "docker" "start" "-a" "05291fbb0ebab240011f16b23a64270a27cc808b08f192d829ef9921debe3bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05291fbb0ebab240011f16b23a64270a27cc808b08f192d829ef9921debe3bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05291fbb0ebab240011f16b23a64270a27cc808b08f192d829ef9921debe3bd0", kill_on_drop: false }`
[INFO] [stdout] 05291fbb0ebab240011f16b23a64270a27cc808b08f192d829ef9921debe3bd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f33ac41b60c57492f3537c98542e53081029a11b6a1326f8c089e4dd46f084e7
[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" "f33ac41b60c57492f3537c98542e53081029a11b6a1326f8c089e4dd46f084e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v0.2.1
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling serde v0.9.11
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]     Checking rustc-demangle v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]    Compiling x11-dl v2.12.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling glium v0.16.0
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]    Compiling target_build_utils v0.3.0
[INFO] [stderr]    Compiling serde_json v0.9.9
[INFO] [stderr]    Compiling libloading v0.3.2
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking distance_field v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.99s
[INFO] running `Command { std: "docker" "inspect" "f33ac41b60c57492f3537c98542e53081029a11b6a1326f8c089e4dd46f084e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f33ac41b60c57492f3537c98542e53081029a11b6a1326f8c089e4dd46f084e7", kill_on_drop: false }`
[INFO] [stdout] f33ac41b60c57492f3537c98542e53081029a11b6a1326f8c089e4dd46f084e7