[INFO] updating cached repository nikola-kocic/run-qemu-vfio-windows
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nikola-kocic/run-qemu-vfio-windows
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nikola-kocic/run-qemu-vfio-windows" "work/ex/beta-1.38-1/sources/1.37.0/gh/nikola-kocic/run-qemu-vfio-windows"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nikola-kocic/run-qemu-vfio-windows'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nikola-kocic/run-qemu-vfio-windows" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nikola-kocic/run-qemu-vfio-windows"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nikola-kocic/run-qemu-vfio-windows'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02ebaa1a0a0bdff5c8c57e3e2f3efb2a649bb9c7
[INFO] sha for GitHub repo nikola-kocic/run-qemu-vfio-windows: 02ebaa1a0a0bdff5c8c57e3e2f3efb2a649bb9c7
[INFO] validating manifest of nikola-kocic/run-qemu-vfio-windows on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nikola-kocic/run-qemu-vfio-windows on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nikola-kocic/run-qemu-vfio-windows
[INFO] finished frobbing nikola-kocic/run-qemu-vfio-windows
[INFO] frobbed toml for nikola-kocic/run-qemu-vfio-windows written to work/ex/beta-1.38-1/sources/1.37.0/gh/nikola-kocic/run-qemu-vfio-windows/Cargo.toml
[INFO] started frobbing nikola-kocic/run-qemu-vfio-windows
[INFO] finished frobbing nikola-kocic/run-qemu-vfio-windows
[INFO] frobbed toml for nikola-kocic/run-qemu-vfio-windows written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nikola-kocic/run-qemu-vfio-windows/Cargo.toml
[INFO] crate nikola-kocic/run-qemu-vfio-windows already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nikola-kocic/run-qemu-vfio-windows against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nikola-kocic/run-qemu-vfio-windows:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] fe07c58fa206354c52b6304d2b9bba885f5254088c75ba417042e571cdebec99
[INFO] running `"docker" "start" "-a" "fe07c58fa206354c52b6304d2b9bba885f5254088c75ba417042e571cdebec99"`
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling ctrlc v3.1.1
[INFO] [stderr]    Compiling run-qemu-vfio-windows v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Child`
[INFO] [stderr]  --> src/undoable_command.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::process::{Child, Command};
[INFO] [stderr]   |                    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.89s
[INFO] running `"docker" "inspect" "fe07c58fa206354c52b6304d2b9bba885f5254088c75ba417042e571cdebec99"`
[INFO] running `"docker" "rm" "-f" "fe07c58fa206354c52b6304d2b9bba885f5254088c75ba417042e571cdebec99"`
[INFO] [stdout] fe07c58fa206354c52b6304d2b9bba885f5254088c75ba417042e571cdebec99
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nikola-kocic/run-qemu-vfio-windows:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9550c8554ac4f6ac8cb8145eaeaa1c0b6972425e7c9995f46a4b458169291c15
[INFO] running `"docker" "start" "-a" "9550c8554ac4f6ac8cb8145eaeaa1c0b6972425e7c9995f46a4b458169291c15"`
[INFO] [stderr]    Compiling run-qemu-vfio-windows v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Child`
[INFO] [stderr]  --> src/undoable_command.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::process::{Child, Command};
[INFO] [stderr]   |                    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "9550c8554ac4f6ac8cb8145eaeaa1c0b6972425e7c9995f46a4b458169291c15"`
[INFO] running `"docker" "rm" "-f" "9550c8554ac4f6ac8cb8145eaeaa1c0b6972425e7c9995f46a4b458169291c15"`
[INFO] [stdout] 9550c8554ac4f6ac8cb8145eaeaa1c0b6972425e7c9995f46a4b458169291c15
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nikola-kocic/run-qemu-vfio-windows:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 6674fa7d9576fe7d9e211f1118496a6ec68967462243b67b29c0e132f659aae8
[INFO] running `"docker" "start" "-a" "6674fa7d9576fe7d9e211f1118496a6ec68967462243b67b29c0e132f659aae8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/run_qemu_vfio_windows-acedc40094783993
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6674fa7d9576fe7d9e211f1118496a6ec68967462243b67b29c0e132f659aae8"`
[INFO] running `"docker" "rm" "-f" "6674fa7d9576fe7d9e211f1118496a6ec68967462243b67b29c0e132f659aae8"`
[INFO] [stdout] 6674fa7d9576fe7d9e211f1118496a6ec68967462243b67b29c0e132f659aae8