[INFO] fetching crate gstreamer-sys 0.9.0...
[INFO] checking gstreamer-sys-0.9.0 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate gstreamer-sys 0.9.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate gstreamer-sys 0.9.0 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gstreamer-sys 0.9.0
[INFO] finished tweaking crates.io crate gstreamer-sys 0.9.0
[INFO] tweaked toml for crates.io crate gstreamer-sys 0.9.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", 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] 95cdd3c51f9b71819c2c53fcb1c12909723262657ece5c629ed6e90696a21d8b
[INFO] running `Command { std: "docker" "start" "-a" "95cdd3c51f9b71819c2c53fcb1c12909723262657ece5c629ed6e90696a21d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95cdd3c51f9b71819c2c53fcb1c12909723262657ece5c629ed6e90696a21d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95cdd3c51f9b71819c2c53fcb1c12909723262657ece5c629ed6e90696a21d8b", kill_on_drop: false }`
[INFO] [stdout] 95cdd3c51f9b71819c2c53fcb1c12909723262657ece5c629ed6e90696a21d8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bd2b9920b62444ee6c35eb87d8af2f097cbcb770545f821c30d345cb76261c6
[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" "4bd2b9920b62444ee6c35eb87d8af2f097cbcb770545f821c30d345cb76261c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling gstreamer-sys v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking gobject-sys v0.10.0
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> build.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]   --> build.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "4bd2b9920b62444ee6c35eb87d8af2f097cbcb770545f821c30d345cb76261c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd2b9920b62444ee6c35eb87d8af2f097cbcb770545f821c30d345cb76261c6", kill_on_drop: false }`
[INFO] [stdout] 4bd2b9920b62444ee6c35eb87d8af2f097cbcb770545f821c30d345cb76261c6