[INFO] updating cached repository https://github.com/slp/qsd
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4538983da0f5c8dfca2e92ea01b41d2146db60cb
[INFO] checking slp/qsd against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslp%2Fqsd" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slp/qsd on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/slp/qsd
[INFO] finished tweaking git repo https://github.com/slp/qsd
[INFO] tweaked toml for git repo https://github.com/slp/qsd written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/slp/qsd already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8cc5b6387e285e29aeabb49c50fce863141bda6cf2d74895dabca3758fb357ad
[INFO] running `"docker" "start" "-a" "8cc5b6387e285e29aeabb49c50fce863141bda6cf2d74895dabca3758fb357ad"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bindgen v0.49.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling nix v0.14.0
[INFO] [stderr]     Checking virtio-bindings v0.1.0 (https://github.com/slp/virtio-bindings#3336927b)
[INFO] [stderr]    Compiling libloading v0.5.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling clang-sys v0.28.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]     Checking epoll v4.1.0
[INFO] [stderr]     Checking vm-memory v0.1.0 (https://github.com/rust-vmm/vm-memory#682f10b3)
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking vhostuser_rs v0.1.0 (https://github.com/slp/vhostuser_rs#87f08d25)
[INFO] [stderr]    Compiling liburing-sys v0.1.2
[INFO] [stderr]     Checking io-uring v0.2.0
[INFO] [stderr]     Checking vhost-user-blk v0.1.0 (https://github.com/slp/vhost-user-blk#d9883bb4)
[INFO] [stderr]     Checking qsd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `"docker" "inspect" "8cc5b6387e285e29aeabb49c50fce863141bda6cf2d74895dabca3758fb357ad"`
[INFO] running `"docker" "rm" "-f" "8cc5b6387e285e29aeabb49c50fce863141bda6cf2d74895dabca3758fb357ad"`
[INFO] [stdout] 8cc5b6387e285e29aeabb49c50fce863141bda6cf2d74895dabca3758fb357ad