[INFO] updating cached repository desttinghim/flapjack-lang
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/desttinghim/flapjack-lang
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/desttinghim/flapjack-lang" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/desttinghim/flapjack-lang"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/desttinghim/flapjack-lang'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/desttinghim/flapjack-lang" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/desttinghim/flapjack-lang"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/desttinghim/flapjack-lang'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 94b18644f7cd2f58edd6ccdd93b3731a4eaf6b27
[INFO] sha for GitHub repo desttinghim/flapjack-lang: 94b18644f7cd2f58edd6ccdd93b3731a4eaf6b27
[INFO] validating manifest of desttinghim/flapjack-lang on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of desttinghim/flapjack-lang on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing desttinghim/flapjack-lang
[INFO] finished frobbing desttinghim/flapjack-lang
[INFO] frobbed toml for desttinghim/flapjack-lang written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/desttinghim/flapjack-lang/Cargo.toml
[INFO] started frobbing desttinghim/flapjack-lang
[INFO] finished frobbing desttinghim/flapjack-lang
[INFO] frobbed toml for desttinghim/flapjack-lang written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/desttinghim/flapjack-lang/Cargo.toml
[INFO] crate desttinghim/flapjack-lang already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking desttinghim/flapjack-lang against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-7/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/desttinghim/flapjack-lang:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5d6e4f9e7d2091d4219913ab0e252bb2ff15c41c73dec2e1284b7ffda359e997
[INFO] running `"docker" "start" "-a" "5d6e4f9e7d2091d4219913ab0e252bb2ff15c41c73dec2e1284b7ffda359e997"`
[INFO] [stderr]     Checking flapjack v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vm.rs:48:23
[INFO] [stderr]    |
[INFO] [stderr] 48 |     native_code:    Vec<&'a Fn(&mut Vec<u32>)->()>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Vec<u32>)->()`
[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/vm.rs:64:41
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn add_native(&mut self, func: &'a Fn(&mut Vec<u32>)->())->u32 {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Vec<u32>)->()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vm.rs:48:23
[INFO] [stderr]    |
[INFO] [stderr] 48 |     native_code:    Vec<&'a Fn(&mut Vec<u32>)->()>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Vec<u32>)->()`
[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/vm.rs:64:41
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn add_native(&mut self, func: &'a Fn(&mut Vec<u32>)->())->u32 {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Vec<u32>)->()`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `"docker" "inspect" "5d6e4f9e7d2091d4219913ab0e252bb2ff15c41c73dec2e1284b7ffda359e997"`
[INFO] running `"docker" "rm" "-f" "5d6e4f9e7d2091d4219913ab0e252bb2ff15c41c73dec2e1284b7ffda359e997"`
[INFO] [stdout] 5d6e4f9e7d2091d4219913ab0e252bb2ff15c41c73dec2e1284b7ffda359e997