[INFO] cloning repository https://github.com/robidev/rproc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robidev/rproc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobidev%2Frproc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobidev%2Frproc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6439a18ca95143316b857d9a3856ad6afbef1895
[INFO] checking robidev/rproc against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobidev%2Frproc" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robidev/rproc 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/robidev/rproc
[INFO] finished tweaking git repo https://github.com/robidev/rproc
[INFO] tweaked toml for git repo https://github.com/robidev/rproc written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/robidev/rproc 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 7b1af238bbc4e4cab35b563c336b0148e1f26c80b3676ed1c279caf4dd5d98ef
[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" "7b1af238bbc4e4cab35b563c336b0148e1f26c80b3676ed1c279caf4dd5d98ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b1af238bbc4e4cab35b563c336b0148e1f26c80b3676ed1c279caf4dd5d98ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1af238bbc4e4cab35b563c336b0148e1f26c80b3676ed1c279caf4dd5d98ef", kill_on_drop: false }`
[INFO] [stdout] 7b1af238bbc4e4cab35b563c336b0148e1f26c80b3676ed1c279caf4dd5d98ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ffbb2e007743b95e5b20c00717446688b87e2290dfce51d50ee598a3d0054afa
[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" "ffbb2e007743b95e5b20c00717446688b87e2290dfce51d50ee598a3d0054afa", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling sdl2-sys v0.25.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling minifb v0.17.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking wayland-sys v0.25.0
[INFO] [stderr]    Compiling wayland-scanner v0.25.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling wayland-client v0.25.0
[INFO] [stderr]    Compiling wayland-protocols v0.25.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.25.0
[INFO] [stderr]     Checking wayland-commons v0.25.0
[INFO] [stderr]     Checking wayland-cursor v0.25.0
[INFO] [stderr]     Checking rproc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `read_only`
[INFO] [stdout]   --> src/virpc/memory.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     read_only: bool,    // RAM or ROM?
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cpu_ref`
[INFO] [stdout]   --> src/virpc/video.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     cpu_ref: Option<cpu::CPUShared>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `boot_complete`
[INFO] [stdout]   --> src/virpc/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     boot_complete: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `read_only`
[INFO] [stdout]   --> src/virpc/memory.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     read_only: bool,    // RAM or ROM?
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cpu_ref`
[INFO] [stdout]   --> src/virpc/video.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     cpu_ref: Option<cpu::CPUShared>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `boot_complete`
[INFO] [stdout]   --> src/virpc/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     boot_complete: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.57s
[INFO] running `Command { std: "docker" "inspect" "ffbb2e007743b95e5b20c00717446688b87e2290dfce51d50ee598a3d0054afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffbb2e007743b95e5b20c00717446688b87e2290dfce51d50ee598a3d0054afa", kill_on_drop: false }`
[INFO] [stdout] ffbb2e007743b95e5b20c00717446688b87e2290dfce51d50ee598a3d0054afa