[INFO] cloning repository https://github.com/Milo123459/win_titles_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Milo123459/win_titles_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMilo123459%2Fwin_titles_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMilo123459%2Fwin_titles_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9def61d12b0d7af4386a8b9f644da9d8c08d51ee
[INFO] checking Milo123459/win_titles_test against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMilo123459%2Fwin_titles_test" "/workspace/builds/worker-115/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-115/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Milo123459/win_titles_test on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Milo123459/win_titles_test
[INFO] finished tweaking git repo https://github.com/Milo123459/win_titles_test
[INFO] tweaked toml for git repo https://github.com/Milo123459/win_titles_test written to /workspace/builds/worker-115/source/Cargo.toml
[INFO] crate git repo https://github.com/Milo123459/win_titles_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/HiruNya/window_titles`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d10a8cf851c8873e33ff2c0690ab8e511ce7c2a50ef2671e1452cb0a53447031
[INFO] running `Command { std: "docker" "start" "-a" "d10a8cf851c8873e33ff2c0690ab8e511ce7c2a50ef2671e1452cb0a53447031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d10a8cf851c8873e33ff2c0690ab8e511ce7c2a50ef2671e1452cb0a53447031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10a8cf851c8873e33ff2c0690ab8e511ce7c2a50ef2671e1452cb0a53447031", kill_on_drop: false }`
[INFO] [stdout] d10a8cf851c8873e33ff2c0690ab8e511ce7c2a50ef2671e1452cb0a53447031
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73c95a1b0e96db71ccf069350687198420f671f2efacc9ab819146fbb33cfb6a
[INFO] running `Command { std: "docker" "start" "-a" "73c95a1b0e96db71ccf069350687198420f671f2efacc9ab819146fbb33cfb6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking window_titles v0.1.0 (https://github.com/HiruNya/window_titles?branch=process-support#4eec3ad7)
[INFO] [stderr]     Checking win_titles_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `windows` found for struct `Connection` in the current scope
[INFO] [stdout]  --> src/main.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |         .windows()
[INFO] [stdout]   |          ^^^^^^^ method not found in `Connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `windows` found for struct `Connection` in the current scope
[INFO] [stdout]  --> src/main.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |         .windows()
[INFO] [stdout]   |          ^^^^^^^ method not found in `Connection`
[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 E0599`.
[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 E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `win_titles_test` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "73c95a1b0e96db71ccf069350687198420f671f2efacc9ab819146fbb33cfb6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73c95a1b0e96db71ccf069350687198420f671f2efacc9ab819146fbb33cfb6a", kill_on_drop: false }`
[INFO] [stdout] 73c95a1b0e96db71ccf069350687198420f671f2efacc9ab819146fbb33cfb6a