[INFO] fetching crate winstacks 0.1.0-alpha2...
[INFO] building winstacks-0.1.0-alpha2 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate winstacks 0.1.0-alpha2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate winstacks 0.1.0-alpha2
[INFO] finished tweaking crates.io crate winstacks 0.1.0-alpha2
[INFO] tweaked toml for crates.io crate winstacks 0.1.0-alpha2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate winstacks 0.1.0-alpha2 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate winstacks 0.1.0-alpha2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c089e68891eba9134b6235bf2820816e2b8c9d103f884636d7d5d669537cbd2
[INFO] running `Command { std: "docker" "start" "-a" "2c089e68891eba9134b6235bf2820816e2b8c9d103f884636d7d5d669537cbd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c089e68891eba9134b6235bf2820816e2b8c9d103f884636d7d5d669537cbd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c089e68891eba9134b6235bf2820816e2b8c9d103f884636d7d5d669537cbd2", kill_on_drop: false }`
[INFO] [stdout] 2c089e68891eba9134b6235bf2820816e2b8c9d103f884636d7d5d669537cbd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b217f1004be29cfc46d040b3c810b6c70622d97a0a6fd4fc4c0f84c23ec8394
[INFO] running `Command { std: "docker" "start" "-a" "5b217f1004be29cfc46d040b3c810b6c70622d97a0a6fd4fc4c0f84c23ec8394", kill_on_drop: false }`
[INFO] [stderr]    Compiling windows v0.36.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/windows-0.36.1/src/core/hstring.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |         std::os::windows::ffi::OsStringExt::from_wide(self.as_wide())
[INFO] [stdout]    |                  ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/os/mod.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item is gated here
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/os/mod.rs:120:10
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item is gated here
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout]  1 + use std::os::unix::prelude::OsStringExt;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `OsStringExt`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 53 -         std::os::windows::ffi::OsStringExt::from_wide(self.as_wide())
[INFO] [stdout] 53 +         OsStringExt::from_wide(self.as_wide())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/windows-0.36.1/src/core/hstring.rs:174:48
[INFO] [stdout]     |
[INFO] [stdout] 174 |         unsafe { Self::from_wide_iter(std::os::windows::ffi::OsStrExt::encode_wide(value), value.len() as u32) }
[INFO] [stdout]     |                                                ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/os/mod.rs:56:5
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item is gated here
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/os/mod.rs:120:10
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item is gated here
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::os::unix::prelude::OsStrExt;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `OsStrExt`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 174 -         unsafe { Self::from_wide_iter(std::os::windows::ffi::OsStrExt::encode_wide(value), value.len() as u32) }
[INFO] [stdout] 174 +         unsafe { Self::from_wide_iter(OsStrExt::encode_wide(value), value.len() as u32) }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/windows-0.36.1/src/core/hstring.rs:288:52
[INFO] [stdout]     |
[INFO] [stdout] 288 |         self.as_wide().iter().copied().eq(std::os::windows::ffi::OsStrExt::encode_wide(other))
[INFO] [stdout]     |                                                    ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/os/mod.rs:56:5
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item is gated here
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/os/mod.rs:120:10
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item is gated here
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::os::unix::prelude::OsStrExt;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `OsStrExt`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 288 -         self.as_wide().iter().copied().eq(std::os::windows::ffi::OsStrExt::encode_wide(other))
[INFO] [stdout] 288 +         self.as_wide().iter().copied().eq(OsStrExt::encode_wide(other))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `windows` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "5b217f1004be29cfc46d040b3c810b6c70622d97a0a6fd4fc4c0f84c23ec8394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b217f1004be29cfc46d040b3c810b6c70622d97a0a6fd4fc4c0f84c23ec8394", kill_on_drop: false }`
[INFO] [stdout] 5b217f1004be29cfc46d040b3c810b6c70622d97a0a6fd4fc4c0f84c23ec8394