[INFO] updating cached repository mars/persistent-state-machine
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mars/persistent-state-machine
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mars/persistent-state-machine" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/mars/persistent-state-machine"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/mars/persistent-state-machine'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mars/persistent-state-machine" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/mars/persistent-state-machine"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/mars/persistent-state-machine'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d74eaf7d8a09a4aa688309dae9e62674866df92b
[INFO] sha for GitHub repo mars/persistent-state-machine: d74eaf7d8a09a4aa688309dae9e62674866df92b
[INFO] validating manifest of mars/persistent-state-machine on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mars/persistent-state-machine on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mars/persistent-state-machine
[INFO] finished frobbing mars/persistent-state-machine
[INFO] frobbed toml for mars/persistent-state-machine written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/mars/persistent-state-machine/Cargo.toml
[INFO] started frobbing mars/persistent-state-machine
[INFO] finished frobbing mars/persistent-state-machine
[INFO] frobbed toml for mars/persistent-state-machine written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/mars/persistent-state-machine/Cargo.toml
[INFO] crate mars/persistent-state-machine already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mars/persistent-state-machine against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-4/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/mars/persistent-state-machine:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dfdfe29e1057ba6b034a114d22673f6a6950331b7c8a9209c69d92122f0b360e
[INFO] running `"docker" "start" "-a" "dfdfe29e1057ba6b034a114d22673f6a6950331b7c8a9209c69d92122f0b360e"`
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.10
[INFO] [stderr]     Checking backtrace-sys v0.1.16
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]     Checking regex v0.2.7
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking r2d2 v0.8.2
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]    Compiling serde_derive_internals v0.20.0
[INFO] [stderr]    Compiling diesel_derives v1.1.0
[INFO] [stderr]    Compiling derive-error-chain v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.29
[INFO] [stderr]     Checking dotenv v0.11.0
[INFO] [stderr]     Checking diesel v1.1.1
[INFO] [stderr]     Checking r2d2-diesel v1.0.0
[INFO] [stderr]     Checking persistent-state-machine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `r2d2::Pool`
[INFO] [stderr]  --> src/models.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use r2d2::Pool;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `r2d2_diesel::ConnectionManager`
[INFO] [stderr]  --> src/models.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use r2d2_diesel::ConnectionManager;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `r2d2::Pool`
[INFO] [stderr]  --> src/models.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use r2d2::Pool;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `r2d2_diesel::ConnectionManager`
[INFO] [stderr]  --> src/models.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use r2d2_diesel::ConnectionManager;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Event`
[INFO] [stderr]   --> src/lifecycle.rs:64:1
[INFO] [stderr]    |
[INFO] [stderr] 64 | enum Event {
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `now`
[INFO] [stderr]    --> src/lifecycle.rs:415:13
[INFO] [stderr]     |
[INFO] [stderr] 415 |         let now = Utc::now().naive_utc();
[INFO] [stderr]     |             ^^^ help: consider prefixing with an underscore: `_now`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Event`
[INFO] [stderr]   --> src/lifecycle.rs:64:1
[INFO] [stderr]    |
[INFO] [stderr] 64 | enum Event {
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.97s
[INFO] running `"docker" "inspect" "dfdfe29e1057ba6b034a114d22673f6a6950331b7c8a9209c69d92122f0b360e"`
[INFO] running `"docker" "rm" "-f" "dfdfe29e1057ba6b034a114d22673f6a6950331b7c8a9209c69d92122f0b360e"`
[INFO] [stdout] dfdfe29e1057ba6b034a114d22673f6a6950331b7c8a9209c69d92122f0b360e