[INFO] fetching crate libass-sys 0.1.2...
[INFO] checking libass-sys-0.1.2 against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920
[INFO] extracting crate libass-sys 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate libass-sys 0.1.2 on toolchain bb9dbf1d07454a99066eabaabd5819851281494b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libass-sys 0.1.2
[INFO] finished tweaking crates.io crate libass-sys 0.1.2
[INFO] tweaked toml for crates.io crate libass-sys 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dd2ee4606c1c361414e1e155c7f488d99c22cef902e5d74cf3270546fc88509
[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" "8dd2ee4606c1c361414e1e155c7f488d99c22cef902e5d74cf3270546fc88509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dd2ee4606c1c361414e1e155c7f488d99c22cef902e5d74cf3270546fc88509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dd2ee4606c1c361414e1e155c7f488d99c22cef902e5d74cf3270546fc88509", kill_on_drop: false }`
[INFO] [stdout] 8dd2ee4606c1c361414e1e155c7f488d99c22cef902e5d74cf3270546fc88509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 90da40a25f69c17b5c5948bcf9f34d77a6f953e7a49832a52ad413bc77f033b8
[INFO] running `Command { std: "docker" "start" "-a" "90da40a25f69c17b5c5948bcf9f34d77a6f953e7a49832a52ad413bc77f033b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling libass-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "90da40a25f69c17b5c5948bcf9f34d77a6f953e7a49832a52ad413bc77f033b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90da40a25f69c17b5c5948bcf9f34d77a6f953e7a49832a52ad413bc77f033b8", kill_on_drop: false }`
[INFO] [stdout] 90da40a25f69c17b5c5948bcf9f34d77a6f953e7a49832a52ad413bc77f033b8