[INFO] cloning repository https://github.com/liulinboyi/rust_cn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liulinboyi/rust_cn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliulinboyi%2Frust_cn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliulinboyi%2Frust_cn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 101f85d1cc592e06040db26af006dbc1dfa88d3f
[INFO] testing liulinboyi/rust_cn against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliulinboyi%2Frust_cn" "/workspace/builds/worker-82/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-82/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/liulinboyi/rust_cn on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/liulinboyi/rust_cn
[INFO] finished tweaking git repo https://github.com/liulinboyi/rust_cn
[INFO] tweaked toml for git repo https://github.com/liulinboyi/rust_cn written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] crate git repo https://github.com/liulinboyi/rust_cn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecb02797b2be9002d783090b7d96e2a3a387373efdfee02ceac288232323059c
[INFO] running `Command { std: "docker" "start" "-a" "ecb02797b2be9002d783090b7d96e2a3a387373efdfee02ceac288232323059c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecb02797b2be9002d783090b7d96e2a3a387373efdfee02ceac288232323059c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb02797b2be9002d783090b7d96e2a3a387373efdfee02ceac288232323059c", kill_on_drop: false }`
[INFO] [stdout] ecb02797b2be9002d783090b7d96e2a3a387373efdfee02ceac288232323059c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92a682bc95e678ef2e7e5d6c7d6a703d406ac58d915cf9aa3c56440460f042b4
[INFO] running `Command { std: "docker" "start" "-a" "92a682bc95e678ef2e7e5d6c7d6a703d406ac58d915cf9aa3c56440460f042b4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_cn v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not 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] 
[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] 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] 120 |         .creation_flags(0x08000000)
[INFO] [stdout]     |          ^^^^^^^^^^^^^^ method not found in `Command`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[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` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "92a682bc95e678ef2e7e5d6c7d6a703d406ac58d915cf9aa3c56440460f042b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a682bc95e678ef2e7e5d6c7d6a703d406ac58d915cf9aa3c56440460f042b4", kill_on_drop: false }`
[INFO] [stdout] 92a682bc95e678ef2e7e5d6c7d6a703d406ac58d915cf9aa3c56440460f042b4