[INFO] fetching crate rust_cn 0.1.6...
[INFO] testing rust_cn-0.1.6 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate rust_cn 0.1.6 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rust_cn 0.1.6
[INFO] finished tweaking crates.io crate rust_cn 0.1.6
[INFO] tweaked toml for crates.io crate rust_cn 0.1.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_cn 0.1.6 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_cn 0.1.6 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 94518966204efd4392780d79a835de2eb848b479e639ccc0fdec2ae9c73cd203
[INFO] running `Command { std: "docker" "start" "94518966204efd4392780d79a835de2eb848b479e639ccc0fdec2ae9c73cd203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94518966204efd4392780d79a835de2eb848b479e639ccc0fdec2ae9c73cd203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "94518966204efd4392780d79a835de2eb848b479e639ccc0fdec2ae9c73cd203" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94518966204efd4392780d79a835de2eb848b479e639ccc0fdec2ae9c73cd203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "94518966204efd4392780d79a835de2eb848b479e639ccc0fdec2ae9c73cd203" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_cn v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find `windows` in `os`
[INFO] [stdout]  --> src/windows.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::os::windows::process::CommandExt;
[INFO] [stdout]   |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/os/mod.rs:62:4
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated behind the `windows` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `creation_flags` found for struct `Command` in the current scope
[INFO] [stdout]   --> src/windows.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let _output = Command::new("cmd")
[INFO] [stdout] 36 |         .creation_flags(0x08000000)
[INFO] [stdout]    |          ^^^^^^^^^^^^^^ method not found in `Command`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `creation_flags` found for struct `Command` in the current scope
[INFO] [stdout]    --> src/windows.rs:120:10
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let res = Command::new("cmd")
[INFO] [stdout] 120 |         .creation_flags(0x08000000)
[INFO] [stdout]     |          ^^^^^^^^^^^^^^ method not found in `Command`
[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 `rust_cn` (bin "rust_cn") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "94518966204efd4392780d79a835de2eb848b479e639ccc0fdec2ae9c73cd203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94518966204efd4392780d79a835de2eb848b479e639ccc0fdec2ae9c73cd203", kill_on_drop: false }`
[INFO] [stdout] 94518966204efd4392780d79a835de2eb848b479e639ccc0fdec2ae9c73cd203
