[INFO] fetching crate cargo-winrt 0.7.2...
[INFO] checking cargo-winrt-0.7.2 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate cargo-winrt 0.7.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cargo-winrt 0.7.2 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-winrt 0.7.2
[INFO] finished tweaking crates.io crate cargo-winrt 0.7.2
[INFO] tweaked toml for crates.io crate cargo-winrt 0.7.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate cargo-winrt 0.7.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded socket2 v0.3.12
[INFO] [stderr]   Downloaded flate2 v1.0.16
[INFO] [stderr]   Downloaded openssl-sys v0.9.58
[INFO] [stderr]   Downloaded thiserror-impl v1.0.20
[INFO] [stderr]   Downloaded thiserror v1.0.20
[INFO] [stderr]   Downloaded curl v0.4.31
[INFO] [stderr]   Downloaded podio v0.1.7
[INFO] [stderr]   Downloaded pico-args v0.3.3
[INFO] [stderr]   Downloaded curl-sys v0.4.33+curl-7.71.1
[INFO] [stderr]   Downloaded zip v0.5.6
[INFO] [stderr]   Downloaded cargo_toml v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1669b4a4cd3cf9bbf5058304929415a8fbe91a512902203385813a905249a3e
[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" "b1669b4a4cd3cf9bbf5058304929415a8fbe91a512902203385813a905249a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1669b4a4cd3cf9bbf5058304929415a8fbe91a512902203385813a905249a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1669b4a4cd3cf9bbf5058304929415a8fbe91a512902203385813a905249a3e", kill_on_drop: false }`
[INFO] [stdout] b1669b4a4cd3cf9bbf5058304929415a8fbe91a512902203385813a905249a3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTUP_TOOLCHAIN=45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "-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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] d8ac56a606e32f4c2c46730da8841bb90da39939d4b6aff1f0d8a992f82150c0
[INFO] running `Command { std: "docker" "start" "-a" "d8ac56a606e32f4c2c46730da8841bb90da39939d4b6aff1f0d8a992f82150c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling curl v0.4.31
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking pico-args v0.3.3
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.33+curl-7.71.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking zip v0.5.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking cargo_toml v0.8.0
[INFO] [stderr]     Checking cargo-winrt v0.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]    --> src/main.rs:805:26
[INFO] [stdout]     |
[INFO] [stdout] 805 |                 std::os::windows::fs::symlink_file(&path, dll_path)?;
[INFO] [stdout]     |                          ^^^^^^^ could not find `windows` in `os`
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-winrt`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d8ac56a606e32f4c2c46730da8841bb90da39939d4b6aff1f0d8a992f82150c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ac56a606e32f4c2c46730da8841bb90da39939d4b6aff1f0d8a992f82150c0", kill_on_drop: false }`
[INFO] [stdout] d8ac56a606e32f4c2c46730da8841bb90da39939d4b6aff1f0d8a992f82150c0