[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#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliulinboyi%2Frust_cn" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/liulinboyi/rust_cn on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "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-4-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing liulinboyi/rust_cn against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliulinboyi%2Frust_cn" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/liulinboyi/rust_cn on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "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-4-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa25f4b768cefbcb718ed2991118c4a650e24163637a93408beab673a22f8b7e
[INFO] running `Command { std: "docker" "start" "-a" "aa25f4b768cefbcb718ed2991118c4a650e24163637a93408beab673a22f8b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa25f4b768cefbcb718ed2991118c4a650e24163637a93408beab673a22f8b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa25f4b768cefbcb718ed2991118c4a650e24163637a93408beab673a22f8b7e", kill_on_drop: false }`
[INFO] [stdout] aa25f4b768cefbcb718ed2991118c4a650e24163637a93408beab673a22f8b7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a388641484a48103b1dc9fd9e6fd0e794f519f2c531199b734032ffeb9a6908b
[INFO] running `Command { std: "docker" "start" "-a" "a388641484a48103b1dc9fd9e6fd0e794f519f2c531199b734032ffeb9a6908b", kill_on_drop: false }`
[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] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/os/mod.rs:63:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]  --> /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/os/mod.rs:55:1
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/os/mod.rs:121:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]  --> /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/os/mod.rs:120:1
[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]    |  ___________________-
[INFO] [stdout] 36 | |         .creation_flags(0x08000000)
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^ method not found in `Command`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[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]     |  _______________-
[INFO] [stdout] 120 | |         .creation_flags(0x08000000)
[INFO] [stdout]     | |         -^^^^^^^^^^^^^^ method not found in `Command`
[INFO] [stdout]     | |_________|
[INFO] [stdout]     |
[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" "a388641484a48103b1dc9fd9e6fd0e794f519f2c531199b734032ffeb9a6908b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a388641484a48103b1dc9fd9e6fd0e794f519f2c531199b734032ffeb9a6908b", kill_on_drop: false }`
[INFO] [stdout] a388641484a48103b1dc9fd9e6fd0e794f519f2c531199b734032ffeb9a6908b