[INFO] cloning repository https://github.com/Holllo/opml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Holllo/opml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHolllo%2Fopml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHolllo%2Fopml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7545039becd9280bd1b284a637e6155c85dfcfe8
[INFO] testing Holllo/opml against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHolllo%2Fopml" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Holllo/opml on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Holllo/opml
[INFO] finished tweaking git repo https://github.com/Holllo/opml
[INFO] tweaked toml for git repo https://github.com/Holllo/opml written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Holllo/opml already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hard-xml v1.13.0
[INFO] [stderr]   Downloaded hard-xml-derive v1.13.0
[INFO] [stderr]   Downloaded test-case-macros v2.2.1
[INFO] [stderr]   Downloaded jetscii v0.5.3
[INFO] [stderr]   Downloaded test-case v2.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2976f0e5c70fbebbfe23952cb6fa62246ebe68b5b74463895e1794a1ad5e30b1
[INFO] running `Command { std: "docker" "start" "-a" "2976f0e5c70fbebbfe23952cb6fa62246ebe68b5b74463895e1794a1ad5e30b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2976f0e5c70fbebbfe23952cb6fa62246ebe68b5b74463895e1794a1ad5e30b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2976f0e5c70fbebbfe23952cb6fa62246ebe68b5b74463895e1794a1ad5e30b1", kill_on_drop: false }`
[INFO] [stdout] 2976f0e5c70fbebbfe23952cb6fa62246ebe68b5b74463895e1794a1ad5e30b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4ce2e52e12a1bf042c9346e630b48ab70dea5ff2f15d840e3628b61888fdc00b
[INFO] running `Command { std: "docker" "start" "-a" "4ce2e52e12a1bf042c9346e630b48ab70dea5ff2f15d840e3628b61888fdc00b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "4ce2e52e12a1bf042c9346e630b48ab70dea5ff2f15d840e3628b61888fdc00b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ce2e52e12a1bf042c9346e630b48ab70dea5ff2f15d840e3628b61888fdc00b", kill_on_drop: false }`
[INFO] [stdout] 4ce2e52e12a1bf042c9346e630b48ab70dea5ff2f15d840e3628b61888fdc00b