Dec 13 14:52:44.515 INFO testing jthornber/lvm-rust against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 14:52:44.515 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 14:52:45.039 INFO [stdout] 2b41469aadaec3851085fbe445b572a154736feded9a39b9beb305d5e00f9367
Dec 13 14:52:45.043 INFO running `"docker" "start" "-a" "2b41469aadaec3851085fbe445b572a154736feded9a39b9beb305d5e00f9367"`
Dec 13 14:52:46.958 INFO [stderr] usermod: no changes
Dec 13 14:52:47.096 INFO [stderr]    Compiling unicode-segmentation v0.1.2
Dec 13 14:52:47.096 INFO [stderr]    Compiling yaml-rust v0.3.4
Dec 13 14:52:47.100 INFO [stderr]    Compiling term_size v0.2.1
Dec 13 14:52:47.103 INFO [stderr]    Compiling nix v0.7.0
Dec 13 14:52:52.759 INFO [stderr]    Compiling clap v2.18.0
Dec 13 14:53:09.233 INFO [stderr]    Compiling lvm-rust v0.1.0 (/source)
Dec 13 14:53:09.339 INFO [stderr] warning: unknown lint: `used_underscore_binding`
Dec 13 14:53:09.339 INFO [stderr]   --> src/device_mapper/low_level.rs:10:10
Dec 13 14:53:09.339 INFO [stderr]    |
Dec 13 14:53:09.339 INFO [stderr] 10 | #![allow(used_underscore_binding)]
Dec 13 14:53:09.339 INFO [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:53:09.339 INFO [stderr]    |
Dec 13 14:53:09.339 INFO [stderr]    = note: #[warn(unknown_lints)] on by default
Dec 13 14:53:09.339 INFO [stderr] 
Dec 13 14:53:09.339 INFO [stderr] warning: unknown lint: `if_not_else`
Dec 13 14:53:09.339 INFO [stderr]   --> src/device_mapper/low_level.rs:11:10
Dec 13 14:53:09.339 INFO [stderr]    |
Dec 13 14:53:09.339 INFO [stderr] 11 | #![allow(if_not_else)]
Dec 13 14:53:09.339 INFO [stderr]    |          ^^^^^^^^^^^
Dec 13 14:53:09.339 INFO [stderr] 
Dec 13 14:53:10.747 INFO [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Dec 13 14:53:10.747 INFO [stderr]    --> src/device_mapper/low_level.rs:499:9
Dec 13 14:53:10.747 INFO [stderr]     |
Dec 13 14:53:10.747 INFO [stderr] 499 |         header.flags.insert(DM_SUSPEND);
Dec 13 14:53:10.747 INFO [stderr]     |         ^^^^^^^^^^^^
Dec 13 14:53:10.747 INFO [stderr]     |
Dec 13 14:53:10.747 INFO [stderr]     = note: #[warn(safe_packed_borrows)] on by default
Dec 13 14:53:10.747 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 13 14:53:10.747 INFO [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Dec 13 14:53:10.747 INFO [stderr]     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
Dec 13 14:53:10.747 INFO [stderr] 
Dec 13 14:53:12.735 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.75s
Dec 13 14:53:12.742 INFO [stderr] su: No module specific data is present
Dec 13 14:53:13.036 INFO running `"docker" "inspect" "2b41469aadaec3851085fbe445b572a154736feded9a39b9beb305d5e00f9367"`
Dec 13 14:53:13.311 INFO running `"docker" "rm" "-f" "2b41469aadaec3851085fbe445b572a154736feded9a39b9beb305d5e00f9367"`
Dec 13 14:53:13.393 INFO [stdout] 2b41469aadaec3851085fbe445b572a154736feded9a39b9beb305d5e00f9367
Dec 13 14:53:13.395 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 14:53:13.609 INFO [stdout] 09375d63d7be68f06df2217ae965ad76c7288fd136ae3fbdd5ac30f2101760c2
Dec 13 14:53:13.611 INFO running `"docker" "start" "-a" "09375d63d7be68f06df2217ae965ad76c7288fd136ae3fbdd5ac30f2101760c2"`
Dec 13 14:53:14.228 INFO [stderr] usermod: no changes
Dec 13 14:53:14.379 INFO [stderr]    Compiling lvm-rust v0.1.0 (/source)
Dec 13 14:53:14.495 INFO [stderr] warning: unknown lint: `used_underscore_binding`
Dec 13 14:53:14.495 INFO [stderr]   --> src/device_mapper/low_level.rs:10:10
Dec 13 14:53:14.495 INFO [stderr]    |
Dec 13 14:53:14.495 INFO [stderr] 10 | #![allow(used_underscore_binding)]
Dec 13 14:53:14.495 INFO [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:53:14.495 INFO [stderr]    |
Dec 13 14:53:14.495 INFO [stderr]    = note: #[warn(unknown_lints)] on by default
Dec 13 14:53:14.495 INFO [stderr] 
Dec 13 14:53:14.495 INFO [stderr] warning: unknown lint: `if_not_else`
Dec 13 14:53:14.495 INFO [stderr]   --> src/device_mapper/low_level.rs:11:10
Dec 13 14:53:14.495 INFO [stderr]    |
Dec 13 14:53:14.495 INFO [stderr] 11 | #![allow(if_not_else)]
Dec 13 14:53:14.495 INFO [stderr]    |          ^^^^^^^^^^^
Dec 13 14:53:14.495 INFO [stderr] 
Dec 13 14:53:15.627 INFO [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Dec 13 14:53:15.627 INFO [stderr]    --> src/device_mapper/low_level.rs:499:9
Dec 13 14:53:15.627 INFO [stderr]     |
Dec 13 14:53:15.627 INFO [stderr] 499 |         header.flags.insert(DM_SUSPEND);
Dec 13 14:53:15.627 INFO [stderr]     |         ^^^^^^^^^^^^
Dec 13 14:53:15.627 INFO [stderr]     |
Dec 13 14:53:15.627 INFO [stderr]     = note: #[warn(safe_packed_borrows)] on by default
Dec 13 14:53:15.627 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 13 14:53:15.627 INFO [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Dec 13 14:53:15.627 INFO [stderr]     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
Dec 13 14:53:15.627 INFO [stderr] 
Dec 13 14:53:17.273 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.00s
Dec 13 14:53:17.279 INFO [stderr] su: No module specific data is present
Dec 13 14:53:18.071 INFO running `"docker" "inspect" "09375d63d7be68f06df2217ae965ad76c7288fd136ae3fbdd5ac30f2101760c2"`
Dec 13 14:53:18.365 INFO running `"docker" "rm" "-f" "09375d63d7be68f06df2217ae965ad76c7288fd136ae3fbdd5ac30f2101760c2"`
Dec 13 14:53:18.663 INFO [stdout] 09375d63d7be68f06df2217ae965ad76c7288fd136ae3fbdd5ac30f2101760c2
Dec 13 14:53:18.671 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 14:53:19.207 INFO [stdout] f886e44e36f227883f914275b6a1955b93d5d2eb902d319c516ac238188cf938
Dec 13 14:53:19.209 INFO running `"docker" "start" "-a" "f886e44e36f227883f914275b6a1955b93d5d2eb902d319c516ac238188cf938"`
Dec 13 14:53:20.943 INFO [stderr] usermod: no changes
Dec 13 14:53:21.115 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
Dec 13 14:53:21.115 INFO [stderr]      Running /target/debug/deps/lvm_rust-d3351bee84478dc4
Dec 13 14:53:21.127 INFO [stderr] su: No module specific data is present
Dec 13 14:53:21.127 INFO [stdout] 
Dec 13 14:53:21.127 INFO [stdout] running 1 test
Dec 13 14:53:21.127 INFO [stdout] test device_mapper::utils::tests::test_parse_majors ... ok
Dec 13 14:53:21.127 INFO [stdout] 
Dec 13 14:53:21.127 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 14:53:21.127 INFO [stdout] 
Dec 13 14:53:21.852 INFO running `"docker" "inspect" "f886e44e36f227883f914275b6a1955b93d5d2eb902d319c516ac238188cf938"`
Dec 13 14:53:22.033 INFO running `"docker" "rm" "-f" "f886e44e36f227883f914275b6a1955b93d5d2eb902d319c516ac238188cf938"`
Dec 13 14:53:22.122 INFO [stdout] f886e44e36f227883f914275b6a1955b93d5d2eb902d319c516ac238188cf938