[INFO] fetching crate winvd 0.0.19...
[INFO] testing winvd-0.0.19 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate winvd 0.0.19 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate winvd 0.0.19 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate winvd 0.0.19
[INFO] finished tweaking crates.io crate winvd 0.0.19
[INFO] tweaked toml for crates.io crate winvd 0.0.19 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded com_macros v0.2.0
[INFO] [stderr]   Downloaded com v0.2.0
[INFO] [stderr]   Downloaded com_macros_support v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9921e871da815e3fb9e6705b3d5431c24d033a8a0aacd1bb76c7082d42de8727
[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" "9921e871da815e3fb9e6705b3d5431c24d033a8a0aacd1bb76c7082d42de8727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9921e871da815e3fb9e6705b3d5431c24d033a8a0aacd1bb76c7082d42de8727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9921e871da815e3fb9e6705b3d5431c24d033a8a0aacd1bb76c7082d42de8727", kill_on_drop: false }`
[INFO] [stdout] 9921e871da815e3fb9e6705b3d5431c24d033a8a0aacd1bb76c7082d42de8727
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49074a8897176b2c9b51b7b1840cf083519263020344dd68c6ed42fb92452766
[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" "49074a8897176b2c9b51b7b1840cf083519263020344dd68c6ed42fb92452766", kill_on_drop: false }`
[INFO] [stderr]    Compiling com_macros_support v0.2.0
[INFO] [stderr]    Compiling com_macros v0.2.0
[INFO] [stderr]    Compiling com v0.2.0
[INFO] [stderr]    Compiling winvd v0.0.19 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]  --> src/hstring.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::os::windows::ffi::OsStrExt;
[INFO] [stdout]   |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]  --> src/hstring.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::os::windows::ffi::OsStringExt;
[INFO] [stdout]   |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DesktopID`, `get_desktops`
[INFO] [stdout]   --> src/changelistener.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  |     get_desktops,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     Desktop, DesktopID, HWND,
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode_wide` found for reference `&OsStr` in the current scope
[INFO] [stdout]   --> src/hstring.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |             .encode_wide()
[INFO] [stdout]    |              ^^^^^^^^^^^ method not found in `&OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_wide` found for struct `OsString` in the current scope
[INFO] [stdout]   --> src/hstring.rs:42:27
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let f = OsString::from_wide(strr);
[INFO] [stdout]    |                           ^^^^^^^^^ function or associated item not found in `OsString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `winvd`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "49074a8897176b2c9b51b7b1840cf083519263020344dd68c6ed42fb92452766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49074a8897176b2c9b51b7b1840cf083519263020344dd68c6ed42fb92452766", kill_on_drop: false }`
[INFO] [stdout] 49074a8897176b2c9b51b7b1840cf083519263020344dd68c6ed42fb92452766
