[INFO] cloning repository https://github.com/badnames/mandelrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/badnames/mandelrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadnames%2Fmandelrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadnames%2Fmandelrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b46c9d33db7a7cf402eb7b0bbfbd433a1075191a
[INFO] checking badnames/mandelrust against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadnames%2Fmandelrust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/badnames/mandelrust on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/badnames/mandelrust
[INFO] finished tweaking git repo https://github.com/badnames/mandelrust
[INFO] tweaked toml for git repo https://github.com/badnames/mandelrust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/badnames/mandelrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0599628b8ac213cb6fb346eecdb8d5e58f8c90703dec3b98043a3c08a8fe682
[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" "c0599628b8ac213cb6fb346eecdb8d5e58f8c90703dec3b98043a3c08a8fe682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0599628b8ac213cb6fb346eecdb8d5e58f8c90703dec3b98043a3c08a8fe682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0599628b8ac213cb6fb346eecdb8d5e58f8c90703dec3b98043a3c08a8fe682", kill_on_drop: false }`
[INFO] [stdout] c0599628b8ac213cb6fb346eecdb8d5e58f8c90703dec3b98043a3c08a8fe682
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b916af5acaaf85e1b5747d63927fd83a4075cefa799baa94d2ea89dbd78fdeb
[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" "9b916af5acaaf85e1b5747d63927fd83a4075cefa799baa94d2ea89dbd78fdeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling proc-macro2 v0.4.15
[INFO] [stderr]    Compiling khronos_api v2.2.0 (https://github.com/bjz/gl-rs#a24afae9)
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking inflate v0.4.3
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]     Checking gif v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]     Checking num-complex v0.2.0
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]    Compiling gl_generator v0.9.0 (https://github.com/bjz/gl-rs#a24afae9)
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]    Compiling gl v0.10.0 (https://github.com/bjz/gl-rs#a24afae9)
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking mandelbrot_renderer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.18s
[INFO] running `Command { std: "docker" "inspect" "9b916af5acaaf85e1b5747d63927fd83a4075cefa799baa94d2ea89dbd78fdeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b916af5acaaf85e1b5747d63927fd83a4075cefa799baa94d2ea89dbd78fdeb", kill_on_drop: false }`
[INFO] [stdout] 9b916af5acaaf85e1b5747d63927fd83a4075cefa799baa94d2ea89dbd78fdeb