Dec 19 12:13:30.695 INFO checking mulkieran/failure-tests against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:13:30.695 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/mulkieran/failure-tests:/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=forbid" "-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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:13:31.157 INFO [stdout] e30389f000693318d0b4c150d16e96a0d7140b8bd046103c723409057c69a80d
Dec 19 12:13:31.159 INFO running `"docker" "start" "-a" "e30389f000693318d0b4c150d16e96a0d7140b8bd046103c723409057c69a80d"`
Dec 19 12:13:32.893 INFO [stderr]     Checking bit-vec v0.5.0
Dec 19 12:13:32.908 INFO [stderr]    Compiling libudev-sys v0.1.4
Dec 19 12:13:32.918 INFO [stderr]     Checking wait-timeout v0.1.5
Dec 19 12:13:32.919 INFO [stderr]     Checking rand v0.4.3
Dec 19 12:13:32.920 INFO [stderr]     Checking errno v0.2.4
Dec 19 12:13:32.920 INFO [stderr]     Checking timerfd v1.0.0
Dec 19 12:13:32.921 INFO [stderr]     Checking num-integer v0.1.39
Dec 19 12:13:32.929 INFO [stderr]     Checking libmount v0.1.11
Dec 19 12:13:33.907 INFO [stderr]     Checking dbus v0.6.3
Dec 19 12:13:34.205 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 19 12:13:34.878 INFO [stderr]     Checking error-chain v0.12.0
Dec 19 12:13:35.106 INFO [stderr]     Checking loopdev v0.2.1
Dec 19 12:13:36.448 INFO [stderr]     Checking bit-set v0.5.0
Dec 19 12:13:36.676 INFO [stderr]     Checking env_logger v0.5.13
Dec 19 12:13:37.320 INFO [stderr]     Checking tempfile v3.0.5
Dec 19 12:13:38.172 INFO [stderr]     Checking chrono v0.4.6
Dec 19 12:13:38.668 INFO [stderr]     Checking devicemapper v0.26.0
Dec 19 12:13:39.496 INFO [stderr]     Checking libudev v0.2.0
Dec 19 12:13:39.996 INFO [stderr]     Checking rusty-fork v0.2.1
Dec 19 12:13:41.319 INFO [stderr]     Checking uuid v0.6.5
Dec 19 12:13:42.862 INFO [stderr]     Checking proptest v0.7.2
Dec 19 12:14:08.536 INFO [stderr]     Checking rust_project v1.0.1 (/opt/crater/workdir)
Dec 19 12:14:09.220 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.220 INFO [stderr]  --> src/lib.rs:5:1
Dec 19 12:14:09.220 INFO [stderr]   |
Dec 19 12:14:09.220 INFO [stderr] 5 | #[macro_use]
Dec 19 12:14:09.220 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 12:14:09.220 INFO [stderr]   |
Dec 19 12:14:09.220 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 12:14:09.220 INFO [stderr] 
Dec 19 12:14:09.220 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.220 INFO [stderr]   --> src/lib.rs:19:1
Dec 19 12:14:09.220 INFO [stderr]    |
Dec 19 12:14:09.220 INFO [stderr] 19 | #[macro_use]
Dec 19 12:14:09.220 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 12:14:09.220 INFO [stderr] 
Dec 19 12:14:09.220 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.220 INFO [stderr]   --> src/lib.rs:22:1
Dec 19 12:14:09.220 INFO [stderr]    |
Dec 19 12:14:09.220 INFO [stderr] 22 | #[macro_use]
Dec 19 12:14:09.220 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 12:14:09.220 INFO [stderr] 
Dec 19 12:14:09.220 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.220 INFO [stderr]   --> src/lib.rs:35:1
Dec 19 12:14:09.220 INFO [stderr]    |
Dec 19 12:14:09.220 INFO [stderr] 35 | #[macro_use]
Dec 19 12:14:09.220 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 12:14:09.220 INFO [stderr] 
Dec 19 12:14:09.220 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.220 INFO [stderr]   --> src/lib.rs:39:1
Dec 19 12:14:09.220 INFO [stderr]    |
Dec 19 12:14:09.220 INFO [stderr] 39 | #[macro_use]
Dec 19 12:14:09.220 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 12:14:09.220 INFO [stderr] 
Dec 19 12:14:09.220 INFO [stderr] warning: unused import: `Backtrace`
Dec 19 12:14:09.220 INFO [stderr]   --> src/library/errors.rs:11:15
Dec 19 12:14:09.220 INFO [stderr]    |
Dec 19 12:14:09.221 INFO [stderr] 11 | use failure::{Backtrace, Error};
Dec 19 12:14:09.221 INFO [stderr]    |               ^^^^^^^^^
Dec 19 12:14:09.221 INFO [stderr] 
Dec 19 12:14:09.228 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.228 INFO [stderr]  --> src/lib.rs:5:1
Dec 19 12:14:09.228 INFO [stderr]   |
Dec 19 12:14:09.228 INFO [stderr] 5 | #[macro_use]
Dec 19 12:14:09.228 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 12:14:09.228 INFO [stderr]   |
Dec 19 12:14:09.228 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 12:14:09.228 INFO [stderr] 
Dec 19 12:14:09.228 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.228 INFO [stderr]   --> src/lib.rs:19:1
Dec 19 12:14:09.228 INFO [stderr]    |
Dec 19 12:14:09.228 INFO [stderr] 19 | #[macro_use]
Dec 19 12:14:09.228 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 12:14:09.228 INFO [stderr] 
Dec 19 12:14:09.228 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.232 INFO [stderr]   --> src/lib.rs:22:1
Dec 19 12:14:09.232 INFO [stderr]    |
Dec 19 12:14:09.232 INFO [stderr] 22 | #[macro_use]
Dec 19 12:14:09.232 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 12:14:09.232 INFO [stderr] 
Dec 19 12:14:09.232 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.232 INFO [stderr]   --> src/lib.rs:28:1
Dec 19 12:14:09.232 INFO [stderr]    |
Dec 19 12:14:09.232 INFO [stderr] 28 | #[macro_use]
Dec 19 12:14:09.232 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 12:14:09.232 INFO [stderr] 
Dec 19 12:14:09.232 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.232 INFO [stderr]   --> src/lib.rs:32:1
Dec 19 12:14:09.232 INFO [stderr]    |
Dec 19 12:14:09.232 INFO [stderr] 32 | #[macro_use]
Dec 19 12:14:09.232 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 12:14:09.232 INFO [stderr] 
Dec 19 12:14:09.232 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.232 INFO [stderr]   --> src/lib.rs:35:1
Dec 19 12:14:09.232 INFO [stderr]    |
Dec 19 12:14:09.232 INFO [stderr] 35 | #[macro_use]
Dec 19 12:14:09.232 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 12:14:09.232 INFO [stderr] 
Dec 19 12:14:09.232 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 12:14:09.232 INFO [stderr]   --> src/lib.rs:39:1
Dec 19 12:14:09.232 INFO [stderr]    |
Dec 19 12:14:09.232 INFO [stderr] 39 | #[macro_use]
Dec 19 12:14:09.232 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 12:14:09.232 INFO [stderr] 
Dec 19 12:14:09.232 INFO [stderr] warning: unused import: `Backtrace`
Dec 19 12:14:09.232 INFO [stderr]   --> src/library/errors.rs:11:15
Dec 19 12:14:09.232 INFO [stderr]    |
Dec 19 12:14:09.232 INFO [stderr] 11 | use failure::{Backtrace, Error};
Dec 19 12:14:09.232 INFO [stderr]    |               ^^^^^^^^^
Dec 19 12:14:09.236 INFO [stderr] 
Dec 19 12:14:10.496 INFO [stderr] warning: unused import: `devicemapper as dm`
Dec 19 12:14:10.497 INFO [stderr]  --> src/bin/main.rs:9:5
Dec 19 12:14:10.497 INFO [stderr]   |
Dec 19 12:14:10.497 INFO [stderr] 9 | use devicemapper as dm;
Dec 19 12:14:10.497 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 12:14:10.497 INFO [stderr]   |
Dec 19 12:14:10.500 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 12:14:10.500 INFO [stderr] 
Dec 19 12:14:10.500 INFO [stderr] warning: unused import: `devicemapper::DmError`
Dec 19 12:14:10.500 INFO [stderr]   --> src/bin/main.rs:10:5
Dec 19 12:14:10.500 INFO [stderr]    |
Dec 19 12:14:10.500 INFO [stderr] 10 | use devicemapper::DmError;
Dec 19 12:14:10.500 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:14:10.500 INFO [stderr] 
Dec 19 12:14:10.732 INFO [stderr] warning: unused import: `devicemapper as dm`
Dec 19 12:14:10.732 INFO [stderr]  --> src/bin/main.rs:9:5
Dec 19 12:14:10.732 INFO [stderr]   |
Dec 19 12:14:10.732 INFO [stderr] 9 | use devicemapper as dm;
Dec 19 12:14:10.732 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 12:14:10.732 INFO [stderr]   |
Dec 19 12:14:10.732 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 12:14:10.732 INFO [stderr] 
Dec 19 12:14:10.732 INFO [stderr] warning: unused import: `devicemapper::DmError`
Dec 19 12:14:10.732 INFO [stderr]   --> src/bin/main.rs:10:5
Dec 19 12:14:10.732 INFO [stderr]    |
Dec 19 12:14:10.732 INFO [stderr] 10 | use devicemapper::DmError;
Dec 19 12:14:10.732 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:14:10.732 INFO [stderr] 
Dec 19 12:14:10.831 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.20s
Dec 19 12:14:11.584 INFO running `"docker" "inspect" "e30389f000693318d0b4c150d16e96a0d7140b8bd046103c723409057c69a80d"`
Dec 19 12:14:11.862 INFO running `"docker" "rm" "-f" "e30389f000693318d0b4c150d16e96a0d7140b8bd046103c723409057c69a80d"`
Dec 19 12:14:12.119 INFO [stdout] e30389f000693318d0b4c150d16e96a0d7140b8bd046103c723409057c69a80d