Dec 13 14:52:43.748 INFO testing jthornber/lvm-rust against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 14:52:43.748 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14:52:44.135 INFO [stdout] 690be66e50d8061eabdeb93c7a15b31c5fb21c7f05a8f6d9552b4238cb958311
Dec 13 14:52:44.136 INFO running `"docker" "start" "-a" "690be66e50d8061eabdeb93c7a15b31c5fb21c7f05a8f6d9552b4238cb958311"`
Dec 13 14:52:45.504 INFO [stderr] usermod: no changes
Dec 13 14:52:45.727 INFO [stderr]    Compiling yaml-rust v0.3.4
Dec 13 14:52:45.743 INFO [stderr]    Compiling term_size v0.2.1
Dec 13 14:52:45.771 INFO [stderr]    Compiling nix v0.7.0
Dec 13 14:52:45.771 INFO [stderr]    Compiling env_logger v0.3.5
Dec 13 14:52:51.221 INFO [stderr]    Compiling clap v2.18.0
Dec 13 14:53:08.331 INFO [stderr]    Compiling lvm-rust v0.1.0 (/source)
Dec 13 14:53:08.423 INFO [stderr] warning: unknown lint: `used_underscore_binding`
Dec 13 14:53:08.423 INFO [stderr]   --> src/device_mapper/low_level.rs:10:10
Dec 13 14:53:08.423 INFO [stderr]    |
Dec 13 14:53:08.423 INFO [stderr] 10 | #![allow(used_underscore_binding)]
Dec 13 14:53:08.423 INFO [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:53:08.423 INFO [stderr]    |
Dec 13 14:53:08.423 INFO [stderr]    = note: #[warn(unknown_lints)] on by default
Dec 13 14:53:08.423 INFO [stderr] 
Dec 13 14:53:08.423 INFO [stderr] warning: unknown lint: `if_not_else`
Dec 13 14:53:08.423 INFO [stderr]   --> src/device_mapper/low_level.rs:11:10
Dec 13 14:53:08.423 INFO [stderr]    |
Dec 13 14:53:08.423 INFO [stderr] 11 | #![allow(if_not_else)]
Dec 13 14:53:08.423 INFO [stderr]    |          ^^^^^^^^^^^
Dec 13 14:53:08.423 INFO [stderr] 
Dec 13 14:53:09.523 INFO [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Dec 13 14:53:09.523 INFO [stderr]    --> src/device_mapper/low_level.rs:499:9
Dec 13 14:53:09.524 INFO [stderr]     |
Dec 13 14:53:09.524 INFO [stderr] 499 |         header.flags.insert(DM_SUSPEND);
Dec 13 14:53:09.524 INFO [stderr]     |         ^^^^^^^^^^^^
Dec 13 14:53:09.524 INFO [stderr]     |
Dec 13 14:53:09.531 INFO [stderr]     = note: #[warn(safe_packed_borrows)] on by default
Dec 13 14:53:09.531 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 14:53:09.531 INFO [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Dec 13 14:53:09.531 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 14:53:09.531 INFO [stderr] 
Dec 13 14:53:11.503 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.95s
Dec 13 14:53:11.511 INFO [stderr] su: No module specific data is present
Dec 13 14:53:11.975 INFO running `"docker" "inspect" "690be66e50d8061eabdeb93c7a15b31c5fb21c7f05a8f6d9552b4238cb958311"`
Dec 13 14:53:12.110 INFO running `"docker" "rm" "-f" "690be66e50d8061eabdeb93c7a15b31c5fb21c7f05a8f6d9552b4238cb958311"`
Dec 13 14:53:12.299 INFO [stdout] 690be66e50d8061eabdeb93c7a15b31c5fb21c7f05a8f6d9552b4238cb958311
Dec 13 14:53:12.300 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14:53:12.626 INFO [stdout] c2a0fd8f62bcbabd37bbee06a25de34de6afc2be94ea2f32c6a67dbf40b45be4
Dec 13 14:53:12.679 INFO running `"docker" "start" "-a" "c2a0fd8f62bcbabd37bbee06a25de34de6afc2be94ea2f32c6a67dbf40b45be4"`
Dec 13 14:53:13.478 INFO [stderr] usermod: no changes
Dec 13 14:53:13.571 INFO [stderr]    Compiling lvm-rust v0.1.0 (/source)
Dec 13 14:53:13.614 INFO [stderr] warning: unknown lint: `used_underscore_binding`
Dec 13 14:53:13.614 INFO [stderr]   --> src/device_mapper/low_level.rs:10:10
Dec 13 14:53:13.614 INFO [stderr]    |
Dec 13 14:53:13.614 INFO [stderr] 10 | #![allow(used_underscore_binding)]
Dec 13 14:53:13.614 INFO [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:53:13.614 INFO [stderr]    |
Dec 13 14:53:13.614 INFO [stderr]    = note: #[warn(unknown_lints)] on by default
Dec 13 14:53:13.614 INFO [stderr] 
Dec 13 14:53:13.614 INFO [stderr] warning: unknown lint: `if_not_else`
Dec 13 14:53:13.614 INFO [stderr]   --> src/device_mapper/low_level.rs:11:10
Dec 13 14:53:13.614 INFO [stderr]    |
Dec 13 14:53:13.614 INFO [stderr] 11 | #![allow(if_not_else)]
Dec 13 14:53:13.614 INFO [stderr]    |          ^^^^^^^^^^^
Dec 13 14:53:13.614 INFO [stderr] 
Dec 13 14:53:14.695 INFO [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Dec 13 14:53:14.695 INFO [stderr]    --> src/device_mapper/low_level.rs:499:9
Dec 13 14:53:14.695 INFO [stderr]     |
Dec 13 14:53:14.695 INFO [stderr] 499 |         header.flags.insert(DM_SUSPEND);
Dec 13 14:53:14.695 INFO [stderr]     |         ^^^^^^^^^^^^
Dec 13 14:53:14.696 INFO [stderr]     |
Dec 13 14:53:14.696 INFO [stderr]     = note: #[warn(safe_packed_borrows)] on by default
Dec 13 14:53:14.696 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 14:53:14.696 INFO [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Dec 13 14:53:14.696 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 14:53:14.696 INFO [stderr] 
Dec 13 14:53:16.227 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.71s
Dec 13 14:53:16.227 INFO [stderr] su: No module specific data is present
Dec 13 14:53:17.135 INFO running `"docker" "inspect" "c2a0fd8f62bcbabd37bbee06a25de34de6afc2be94ea2f32c6a67dbf40b45be4"`
Dec 13 14:53:17.437 INFO running `"docker" "rm" "-f" "c2a0fd8f62bcbabd37bbee06a25de34de6afc2be94ea2f32c6a67dbf40b45be4"`
Dec 13 14:53:17.757 INFO [stdout] c2a0fd8f62bcbabd37bbee06a25de34de6afc2be94ea2f32c6a67dbf40b45be4
Dec 13 14:53:17.761 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14:53:18.203 INFO [stdout] ff4e441ae2ab73aaab3fe045b776f228daeffbcb5974af10cdc55085ecbc758a
Dec 13 14:53:18.205 INFO running `"docker" "start" "-a" "ff4e441ae2ab73aaab3fe045b776f228daeffbcb5974af10cdc55085ecbc758a"`
Dec 13 14:53:19.491 INFO [stderr] usermod: no changes
Dec 13 14:53:19.651 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
Dec 13 14:53:19.667 INFO [stderr]      Running /target/debug/deps/lvm_rust-9968ec5f6e4140d1
Dec 13 14:53:19.667 INFO [stdout] 
Dec 13 14:53:19.667 INFO [stdout] running 1 test
Dec 13 14:53:19.675 INFO [stdout] test device_mapper::utils::tests::test_parse_majors ... ok
Dec 13 14:53:19.675 INFO [stdout] 
Dec 13 14:53:19.675 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 14:53:19.675 INFO [stdout] 
Dec 13 14:53:19.679 INFO [stderr] su: No module specific data is present
Dec 13 14:53:20.739 INFO running `"docker" "inspect" "ff4e441ae2ab73aaab3fe045b776f228daeffbcb5974af10cdc55085ecbc758a"`
Dec 13 14:53:21.005 INFO running `"docker" "rm" "-f" "ff4e441ae2ab73aaab3fe045b776f228daeffbcb5974af10cdc55085ecbc758a"`
Dec 13 14:53:21.274 INFO [stdout] ff4e441ae2ab73aaab3fe045b776f228daeffbcb5974af10cdc55085ecbc758a