[INFO] updating cached repository https://github.com/stefano-garzarella/vhost-user-vsock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d09a1ebe3518ffb1a20e931e3057a1ee445b8213
[INFO] checking stefano-garzarella/vhost-user-vsock against master#e22b61bff0bdd08be7665607cb7be3748c8a35d2 for pr-74627
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstefano-garzarella%2Fvhost-user-vsock" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stefano-garzarella/vhost-user-vsock on toolchain e22b61bff0bdd08be7665607cb7be3748c8a35d2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stefano-garzarella/vhost-user-vsock
[INFO] finished tweaking git repo https://github.com/stefano-garzarella/vhost-user-vsock
[INFO] tweaked toml for git repo https://github.com/stefano-garzarella/vhost-user-vsock written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/stefano-garzarella/vhost-user-vsock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/firecracker-microvm/micro-http`
[INFO] [stderr] error: the lock file /workspace/builds/worker-10/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/cloud-hypervisor/vhost`
[INFO] [stderr]     Updating git repository `https://github.com/cloud-hypervisor/cloud-hypervisor.git`
[INFO] [stderr]     Updating git repository `https://github.com/rust-vmm/linux-loader`
[INFO] [stderr]     Updating git repository `https://github.com/firecracker-microvm/micro-http`
[INFO] [stderr]     Updating git repository `https://github.com/firecracker-microvm/firecracker`
[INFO] [stderr]     Updating git repository `https://github.com/cloud-hypervisor/kvm-bindings`
[INFO] [stderr]     Updating git repository `https://github.com/cloud-hypervisor/kvm-ioctls`
[INFO] [stderr]     Updating git repository `https://github.com/cloud-hypervisor/vfio-ioctls`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "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] 497a007452ab791262629cfbe595c443250ba7b48957ddfb15d03697fdf918d1
[INFO] running `Command { std: "docker" "start" "-a" "497a007452ab791262629cfbe595c443250ba7b48957ddfb15d03697fdf918d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "497a007452ab791262629cfbe595c443250ba7b48957ddfb15d03697fdf918d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "497a007452ab791262629cfbe595c443250ba7b48957ddfb15d03697fdf918d1", kill_on_drop: false }`
[INFO] [stdout] 497a007452ab791262629cfbe595c443250ba7b48957ddfb15d03697fdf918d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "RUSTFLAGS=--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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a085479983614a0f24ef74cd6c6bc1dc0f123d5eee8b32238e181d17b4350e5
[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" "4a085479983614a0f24ef74cd6c6bc1dc0f123d5eee8b32238e181d17b4350e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking virtio-bindings v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking arch_gen v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking vfio-bindings v0.2.0
[INFO] [stderr]     Checking option_parser v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking vm-memory v0.2.1
[INFO] [stderr]     Checking epoll v4.3.1
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking seccomp v0.1.0 (https://github.com/firecracker-microvm/firecracker?tag=v0.21.1#047a379e)
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking micro_http v0.1.0 (https://github.com/firecracker-microvm/micro-http?branch=master#40309b72)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking linux-loader v0.1.0 (https://github.com/rust-vmm/linux-loader#b309c9df)
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling remain v0.2.2
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking vmm-sys-util v0.6.1
[INFO] [stderr]     Checking vm-virtio v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking vm-migration v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking block_util v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking kvm-bindings v0.2.0 (https://github.com/cloud-hypervisor/kvm-bindings?branch=ch#11af42da)
[INFO] [stderr]     Checking vm-device v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking net_gen v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking vhost v0.1.0 (https://github.com/cloud-hypervisor/vhost?branch=dragonball#42296415)
[INFO] [stderr]     Checking qcow v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking devices v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking net_util v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking vhost_user_backend v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking kvm-ioctls v0.5.0 (https://github.com/cloud-hypervisor/kvm-ioctls?branch=ch#37953e96)
[INFO] [stderr]     Checking hypervisor v0.1.0 (https://github.com/cloud-hypervisor/cloud-hypervisor.git#5807a91f)
[INFO] [stderr]     Checking vfio-ioctls v0.1.0 (https://github.com/cloud-hypervisor/vfio-ioctls?branch=ch#49cc3626)
[INFO] [stdout] error[E0425]: cannot find value `hv` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/cloud-hypervisor-bee0b41d5c89059a/5807a91/hypervisor/src/lib.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ok(Arc::new(hv))
[INFO] [stdout]    |                 ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hypervisor`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4a085479983614a0f24ef74cd6c6bc1dc0f123d5eee8b32238e181d17b4350e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a085479983614a0f24ef74cd6c6bc1dc0f123d5eee8b32238e181d17b4350e5", kill_on_drop: false }`
[INFO] [stdout] 4a085479983614a0f24ef74cd6c6bc1dc0f123d5eee8b32238e181d17b4350e5