Dec 19 13:06:53.491 INFO checking mars/persistent-state-machine against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 13:06:53.491 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/mars/persistent-state-machine:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:06:53.724 INFO [stdout] 5b8ec2b9aec95bb44ddf36f1cfb478061c3dee640c34168a226742086835cfc3
Dec 19 13:06:53.725 INFO running `"docker" "start" "-a" "5b8ec2b9aec95bb44ddf36f1cfb478061c3dee640c34168a226742086835cfc3"`
Dec 19 13:06:54.379 INFO [stderr]     Checking serde v1.0.29
Dec 19 13:06:54.381 INFO [stderr]     Checking num-integer v0.1.36
Dec 19 13:06:54.381 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 19 13:06:54.382 INFO [stderr]     Checking time v0.1.39
Dec 19 13:06:54.383 INFO [stderr]    Compiling syn v0.11.11
Dec 19 13:06:54.384 INFO [stderr]     Checking r2d2 v0.8.2
Dec 19 13:06:54.385 INFO [stderr]     Checking regex v0.2.7
Dec 19 13:06:54.386 INFO [stderr]    Compiling serde_derive_internals v0.20.0
Dec 19 13:06:56.080 INFO [stderr]     Checking num-iter v0.1.35
Dec 19 13:06:56.884 INFO [stderr]     Checking num v0.1.42
Dec 19 13:07:02.188 INFO [stderr]    Compiling serde_derive v1.0.29
Dec 19 13:07:09.568 INFO [stderr]    Compiling diesel_derives v1.1.0
Dec 19 13:07:09.568 INFO [stderr]    Compiling derive-error-chain v0.11.0
Dec 19 13:07:15.284 INFO [stderr]     Checking chrono v0.4.0
Dec 19 13:07:15.284 INFO [stderr]     Checking serde_json v1.0.10
Dec 19 13:07:18.513 INFO [stderr]     Checking diesel v1.1.1
Dec 19 13:07:21.084 INFO [stderr]     Checking backtrace v0.3.5
Dec 19 13:07:21.592 INFO [stderr]     Checking error-chain v0.11.0
Dec 19 13:07:22.156 INFO [stderr]     Checking dotenv v0.11.0
Dec 19 13:07:30.665 INFO [stderr]     Checking r2d2-diesel v1.0.0
Dec 19 13:07:31.101 INFO [stderr]     Checking persistent-state-machine v0.1.0 (/opt/crater/workdir)
Dec 19 13:07:31.584 INFO [stderr] warning: unused import: `r2d2::Pool`
Dec 19 13:07:31.584 INFO [stderr]  --> src/models.rs:6:5
Dec 19 13:07:31.584 INFO [stderr]   |
Dec 19 13:07:31.584 INFO [stderr] 6 | use r2d2::Pool;
Dec 19 13:07:31.584 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 13:07:31.584 INFO [stderr]   |
Dec 19 13:07:31.584 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:07:31.584 INFO [stderr] 
Dec 19 13:07:31.584 INFO [stderr] warning: unused import: `r2d2_diesel::ConnectionManager`
Dec 19 13:07:31.584 INFO [stderr]  --> src/models.rs:7:5
Dec 19 13:07:31.584 INFO [stderr]   |
Dec 19 13:07:31.584 INFO [stderr] 7 | use r2d2_diesel::ConnectionManager;
Dec 19 13:07:31.584 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:07:31.584 INFO [stderr] 
Dec 19 13:07:31.648 INFO [stderr] warning: unused import: `r2d2::Pool`
Dec 19 13:07:31.648 INFO [stderr]  --> src/models.rs:6:5
Dec 19 13:07:31.648 INFO [stderr]   |
Dec 19 13:07:31.648 INFO [stderr] 6 | use r2d2::Pool;
Dec 19 13:07:31.648 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 13:07:31.648 INFO [stderr]   |
Dec 19 13:07:31.648 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:07:31.648 INFO [stderr] 
Dec 19 13:07:31.648 INFO [stderr] warning: unused import: `r2d2_diesel::ConnectionManager`
Dec 19 13:07:31.648 INFO [stderr]  --> src/models.rs:7:5
Dec 19 13:07:31.648 INFO [stderr]   |
Dec 19 13:07:31.648 INFO [stderr] 7 | use r2d2_diesel::ConnectionManager;
Dec 19 13:07:31.648 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:07:31.648 INFO [stderr] 
Dec 19 13:07:31.903 INFO [stderr] warning: enum is never used: `Event`
Dec 19 13:07:31.903 INFO [stderr]   --> src/lifecycle.rs:64:1
Dec 19 13:07:31.903 INFO [stderr]    |
Dec 19 13:07:31.903 INFO [stderr] 64 | enum Event {
Dec 19 13:07:31.903 INFO [stderr]    | ^^^^^^^^^^
Dec 19 13:07:31.903 INFO [stderr]    |
Dec 19 13:07:31.903 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:07:31.903 INFO [stderr] 
Dec 19 13:07:31.977 INFO [stderr] warning: unused variable: `now`
Dec 19 13:07:31.977 INFO [stderr]    --> src/lifecycle.rs:415:13
Dec 19 13:07:31.977 INFO [stderr]     |
Dec 19 13:07:31.977 INFO [stderr] 415 |         let now = Utc::now().naive_utc();
Dec 19 13:07:31.977 INFO [stderr]     |             ^^^ help: consider using `_now` instead
Dec 19 13:07:31.977 INFO [stderr]     |
Dec 19 13:07:31.977 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 13:07:31.977 INFO [stderr] 
Dec 19 13:07:32.063 INFO [stderr] warning: enum is never used: `Event`
Dec 19 13:07:32.063 INFO [stderr]   --> src/lifecycle.rs:64:1
Dec 19 13:07:32.063 INFO [stderr]    |
Dec 19 13:07:32.063 INFO [stderr] 64 | enum Event {
Dec 19 13:07:32.063 INFO [stderr]    | ^^^^^^^^^^
Dec 19 13:07:32.063 INFO [stderr]    |
Dec 19 13:07:32.063 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:07:32.063 INFO [stderr] 
Dec 19 13:07:32.117 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.84s
Dec 19 13:07:33.107 INFO running `"docker" "inspect" "5b8ec2b9aec95bb44ddf36f1cfb478061c3dee640c34168a226742086835cfc3"`
Dec 19 13:07:33.344 INFO running `"docker" "rm" "-f" "5b8ec2b9aec95bb44ddf36f1cfb478061c3dee640c34168a226742086835cfc3"`
Dec 19 13:07:33.548 INFO [stdout] 5b8ec2b9aec95bb44ddf36f1cfb478061c3dee640c34168a226742086835cfc3