[INFO] updating cached repository xobs/jig-20
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/xobs/jig-20
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/xobs/jig-20" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/xobs/jig-20"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/xobs/jig-20'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/xobs/jig-20" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/xobs/jig-20"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/xobs/jig-20'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e558008aa173cca02a396b652c51069e8c5494c9
[INFO] sha for GitHub repo xobs/jig-20: e558008aa173cca02a396b652c51069e8c5494c9
[INFO] validating manifest of xobs/jig-20 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of xobs/jig-20 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing xobs/jig-20
[INFO] finished frobbing xobs/jig-20
[INFO] frobbed toml for xobs/jig-20 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/xobs/jig-20/Cargo.toml
[INFO] started frobbing xobs/jig-20
[INFO] finished frobbing xobs/jig-20
[INFO] frobbed toml for xobs/jig-20 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/xobs/jig-20/Cargo.toml
[INFO] crate xobs/jig-20 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking xobs/jig-20 against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-4/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/xobs/jig-20:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 332a5f2bc94b52a9d478dfdb27f163cf7fc50f807b78d432d8afb40543a3d3f3
[INFO] running `"docker" "start" "-a" "332a5f2bc94b52a9d478dfdb27f163cf7fc50f807b78d432d8afb40543a3d3f3"`
[INFO] [stderr]     Checking either v1.2.0
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]     Checking atomic-option v0.1.2
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking json v0.11.10
[INFO] [stderr]     Checking termcolor v0.3.3
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking chan v0.1.19
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking dependy v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking parking_lot_core v0.1.4
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking bus v1.1.3 (https://github.com/xobs/bus.git?rev=c8bb287df261cf038ac431a71b416ae996325d1c#c8bb287d)
[INFO] [stderr]     Checking systemd-parser v0.1.3
[INFO] [stderr]     Checking ctrlc v3.0.3
[INFO] [stderr]     Checking runny v1.2.1
[INFO] [stderr]     Checking jig2-0 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cfti/types/scenario.rs:117:20
[INFO] [stderr]     |
[INFO] [stderr] 117 |         &(self as &Unit).id()
[INFO] [stderr]     |                    ^^^^ help: use `dyn`: `dyn Unit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cfti/process.rs:43:46
[INFO] [stderr]    |
[INFO] [stderr] 43 |     where F: Send + 'static + FnMut(String, &Unit) -> Result<(), ()>
[INFO] [stderr]    |                                              ^^^^ help: use `dyn`: `dyn Unit`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cfti/types/scenario.rs:117:20
[INFO] [stderr]     |
[INFO] [stderr] 117 |         &(self as &Unit).id()
[INFO] [stderr]     |                    ^^^^ help: use `dyn`: `dyn Unit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cfti/process.rs:43:46
[INFO] [stderr]    |
[INFO] [stderr] 43 |     where F: Send + 'static + FnMut(String, &Unit) -> Result<(), ()>
[INFO] [stderr]    |                                              ^^^^ help: use `dyn`: `dyn Unit`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.14s
[INFO] running `"docker" "inspect" "332a5f2bc94b52a9d478dfdb27f163cf7fc50f807b78d432d8afb40543a3d3f3"`
[INFO] running `"docker" "rm" "-f" "332a5f2bc94b52a9d478dfdb27f163cf7fc50f807b78d432d8afb40543a3d3f3"`
[INFO] [stdout] 332a5f2bc94b52a9d478dfdb27f163cf7fc50f807b78d432d8afb40543a3d3f3