[INFO] crate xfs 0.2.0 is already in cache
[INFO] extracting crate xfs 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/xfs/0.2.0
[INFO] extracting crate xfs 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/xfs/0.2.0
[INFO] validating manifest of xfs-0.2.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of xfs-0.2.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing xfs-0.2.0
[INFO] finished frobbing xfs-0.2.0
[INFO] frobbed toml for xfs-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/xfs/0.2.0/Cargo.toml
[INFO] started frobbing xfs-0.2.0
[INFO] finished frobbing xfs-0.2.0
[INFO] frobbed toml for xfs-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/xfs/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing xfs-0.2.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xfs/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] fc600035658e83f3843d0f60a8cd691d5630395275de15f8c5b467eb5adbe7ba
[INFO] running `"docker" "start" "-a" "fc600035658e83f3843d0f60a8cd691d5630395275de15f8c5b467eb5adbe7ba"`
[INFO] [stderr]    Compiling xfs v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:568:32
[INFO] [stderr]     |
[INFO] [stderr] 568 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `"docker" "inspect" "fc600035658e83f3843d0f60a8cd691d5630395275de15f8c5b467eb5adbe7ba"`
[INFO] running `"docker" "rm" "-f" "fc600035658e83f3843d0f60a8cd691d5630395275de15f8c5b467eb5adbe7ba"`
[INFO] [stdout] fc600035658e83f3843d0f60a8cd691d5630395275de15f8c5b467eb5adbe7ba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xfs/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 96931f2a62e436d1b35cda9e0fd9ad987d8bcc824914fabbde82bc6da013017b
[INFO] running `"docker" "start" "-a" "96931f2a62e436d1b35cda9e0fd9ad987d8bcc824914fabbde82bc6da013017b"`
[INFO] [stderr]    Compiling xfs v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:568:32
[INFO] [stderr]     |
[INFO] [stderr] 568 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `"docker" "inspect" "96931f2a62e436d1b35cda9e0fd9ad987d8bcc824914fabbde82bc6da013017b"`
[INFO] running `"docker" "rm" "-f" "96931f2a62e436d1b35cda9e0fd9ad987d8bcc824914fabbde82bc6da013017b"`
[INFO] [stdout] 96931f2a62e436d1b35cda9e0fd9ad987d8bcc824914fabbde82bc6da013017b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xfs/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] bf3f57f10e71851e1777439c032d79d3722e05c3fec3d464c25968f620edbac3
[INFO] running `"docker" "start" "-a" "bf3f57f10e71851e1777439c032d79d3722e05c3fec3d464c25968f620edbac3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xfs-afc5d1634e521dc4
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test tests::it_parses_block_mapping ... ok
[INFO] [stdout] test tests::it_parses_block_map_btree ... ok
[INFO] [stdout] test tests::it_parses_attribute_operations ... ok
[INFO] [stdout] test tests::it_parses_a_u32 ... ok
[INFO] [stdout] test tests::it_parses_allocation_btree ... ok
[INFO] [stdout] test tests::it_parses_example ... ok
[INFO] [stdout] test tests::it_parses_extended_precision_counters ... ok
[INFO] [stdout] test tests::it_parses_extent_allocation ... ok
[INFO] [stdout] test tests::it_parses_inode_clustering ... ok
[INFO] [stdout] test tests::it_parses_inode_operations ... ok
[INFO] [stdout] test tests::it_parses_io_map_write_convert ... ok
[INFO] [stdout] test tests::it_parses_log_operations ... ok
[INFO] [stdout] test tests::it_parses_newer_version_with_extra_fields ... ok
[INFO] [stdout] test tests::it_parses_transactions ... ok
[INFO] [stdout] test tests::it_parses_vnode_statistics ... ok
[INFO] [stdout] test tests::it_parses_read_write_stats ... ok
[INFO] [stdout] test tests::it_parses_debug ... ok
[INFO] [stdout] test tests::it_parses_buf_statistics ... ok
[INFO] [stdout] test tests::it_parses_tail_pushing_stats ... ok
[INFO] [stdout] test tests::it_parses_directory_operations ... ok
[INFO] [stdout] test tests::it_parses_a_u32_with_whitespace ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xfs
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bf3f57f10e71851e1777439c032d79d3722e05c3fec3d464c25968f620edbac3"`
[INFO] running `"docker" "rm" "-f" "bf3f57f10e71851e1777439c032d79d3722e05c3fec3d464c25968f620edbac3"`
[INFO] [stdout] bf3f57f10e71851e1777439c032d79d3722e05c3fec3d464c25968f620edbac3