[INFO] cloning repository https://github.com/icclab/simple-rustvmm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icclab/simple-rustvmm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficclab%2Fsimple-rustvmm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficclab%2Fsimple-rustvmm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46ab7e75a25762b75b2dbd2a5d43aed7c20ec74e
[INFO] checking icclab/simple-rustvmm against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficclab%2Fsimple-rustvmm" "/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/icclab/simple-rustvmm on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/icclab/simple-rustvmm
[INFO] finished tweaking git repo https://github.com/icclab/simple-rustvmm
[INFO] tweaked toml for git repo https://github.com/icclab/simple-rustvmm written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/icclab/simple-rustvmm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kvm-bindings v0.2.0
[INFO] [stderr]   Downloaded vmm-sys-util v0.2.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f8017587e7cceb8e11af3f75efbab578b00429dbd0d254546ec040d3e106a34
[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" "7f8017587e7cceb8e11af3f75efbab578b00429dbd0d254546ec040d3e106a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f8017587e7cceb8e11af3f75efbab578b00429dbd0d254546ec040d3e106a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8017587e7cceb8e11af3f75efbab578b00429dbd0d254546ec040d3e106a34", kill_on_drop: false }`
[INFO] [stdout] 7f8017587e7cceb8e11af3f75efbab578b00429dbd0d254546ec040d3e106a34
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a7d1c6c6929f07e98aa277a8d9aa433d46654c4f4c87be074fed98979f066cd
[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" "1a7d1c6c6929f07e98aa277a8d9aa433d46654c4f4c87be074fed98979f066cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking vmm-sys-util v0.2.0
[INFO] [stderr]     Checking vm-memory v0.1.0 (https://github.com/rust-vmm/vm-memory#bb29ec87)
[INFO] [stderr]     Checking kvm-bindings v0.2.0
[INFO] [stderr]     Checking kvm-ioctls v0.3.0 (https://github.com/rust-vmm/kvm-ioctls?branch=master#652eb11d)
[INFO] [stderr]     Checking simple-rustkvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.53s
[INFO] running `Command { std: "docker" "inspect" "1a7d1c6c6929f07e98aa277a8d9aa433d46654c4f4c87be074fed98979f066cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7d1c6c6929f07e98aa277a8d9aa433d46654c4f4c87be074fed98979f066cd", kill_on_drop: false }`
[INFO] [stdout] 1a7d1c6c6929f07e98aa277a8d9aa433d46654c4f4c87be074fed98979f066cd