[INFO] fetching crate libbtrfsutil-sys 0.2.1...
[INFO] testing libbtrfsutil-sys-0.2.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate libbtrfsutil-sys 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate libbtrfsutil-sys 0.2.1
[INFO] finished tweaking crates.io crate libbtrfsutil-sys 0.2.1
[INFO] tweaked toml for crates.io crate libbtrfsutil-sys 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libbtrfsutil-sys 0.2.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.69.5 (available: v0.72.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3383406a40275218fe40f89e5b96a65aa23eef8e2ff96f32a5ed72e638cdcde4
[INFO] running `Command { std: "docker" "start" "-a" "3383406a40275218fe40f89e5b96a65aa23eef8e2ff96f32a5ed72e638cdcde4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3383406a40275218fe40f89e5b96a65aa23eef8e2ff96f32a5ed72e638cdcde4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3383406a40275218fe40f89e5b96a65aa23eef8e2ff96f32a5ed72e638cdcde4", kill_on_drop: false }`
[INFO] [stdout] 3383406a40275218fe40f89e5b96a65aa23eef8e2ff96f32a5ed72e638cdcde4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51751cebaf3b004a57f7ba5b38a66b32ef14bc3684dc446bdc7380b6936b04be
[INFO] running `Command { std: "docker" "start" "-a" "51751cebaf3b004a57f7ba5b38a66b32ef14bc3684dc446bdc7380b6936b04be", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling libbtrfsutil-sys v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.03s
[INFO] running `Command { std: "docker" "inspect" "51751cebaf3b004a57f7ba5b38a66b32ef14bc3684dc446bdc7380b6936b04be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51751cebaf3b004a57f7ba5b38a66b32ef14bc3684dc446bdc7380b6936b04be", kill_on_drop: false }`
[INFO] [stdout] 51751cebaf3b004a57f7ba5b38a66b32ef14bc3684dc446bdc7380b6936b04be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e2e19977e6f0a6ba9bc5281214a6123ba6db4cb0ac3a31b8b8f8f51a00568fa
[INFO] running `Command { std: "docker" "start" "-a" "4e2e19977e6f0a6ba9bc5281214a6123ba6db4cb0ac3a31b8b8f8f51a00568fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libbtrfsutil-sys v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "4e2e19977e6f0a6ba9bc5281214a6123ba6db4cb0ac3a31b8b8f8f51a00568fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2e19977e6f0a6ba9bc5281214a6123ba6db4cb0ac3a31b8b8f8f51a00568fa", kill_on_drop: false }`
[INFO] [stdout] 4e2e19977e6f0a6ba9bc5281214a6123ba6db4cb0ac3a31b8b8f8f51a00568fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50bc043657ba8e66b5cad756dbb1b39aff268f73fba677a1dc26b131be81d86a
[INFO] running `Command { std: "docker" "start" "-a" "50bc043657ba8e66b5cad756dbb1b39aff268f73fba677a1dc26b131be81d86a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libbtrfsutil_sys-8b788576020d7516)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test bindgen_test_layout___fsid_t ... ok
[INFO] [stdout] test bindgen_test_layout___sigset_t ... ok
[INFO] [stdout] test bindgen_test_layout_fd_set ... ok
[INFO] [stdout] test bindgen_test_layout_max_align_t ... ok
[INFO] [stdout] test bindgen_test_layout_timespec ... ok
[INFO] [stdout] test bindgen_test_layout_timezone ... ok
[INFO] [stdout] test bindgen_test_layout_timeval ... ok
[INFO] [stdout] test bindgen_test_layout_itimerval ... ok
[INFO] [stdout] test bindgen_test_layout_btrfs_util_subvolume_info ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libbtrfsutil_sys
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "50bc043657ba8e66b5cad756dbb1b39aff268f73fba677a1dc26b131be81d86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50bc043657ba8e66b5cad756dbb1b39aff268f73fba677a1dc26b131be81d86a", kill_on_drop: false }`
[INFO] [stdout] 50bc043657ba8e66b5cad756dbb1b39aff268f73fba677a1dc26b131be81d86a