[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/beta-1.37-6/sources/1.36.0/gh/desttinghim/flapjack-lang"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/desttinghim/flapjack-lang'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/desttinghim/flapjack-lang" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/desttinghim/flapjack-lang"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of desttinghim/flapjack-lang on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing desttinghim/flapjack-lang against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] d05bd012e7eb351492839739f8e14373ed032f1d70cc95312aa84002558401c0
[INFO] running `"docker" "start" "-a" "d05bd012e7eb351492839739f8e14373ed032f1d70cc95312aa84002558401c0"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `"docker" "inspect" "d05bd012e7eb351492839739f8e14373ed032f1d70cc95312aa84002558401c0"`
[INFO] running `"docker" "rm" "-f" "d05bd012e7eb351492839739f8e14373ed032f1d70cc95312aa84002558401c0"`
[INFO] [stdout] d05bd012e7eb351492839739f8e14373ed032f1d70cc95312aa84002558401c0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] f5025f8e58879b0a7b3c93798180d65d5ed7fe8a243006045fe367e56d52992a
[INFO] running `"docker" "start" "-a" "f5025f8e58879b0a7b3c93798180d65d5ed7fe8a243006045fe367e56d52992a"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `"docker" "inspect" "f5025f8e58879b0a7b3c93798180d65d5ed7fe8a243006045fe367e56d52992a"`
[INFO] running `"docker" "rm" "-f" "f5025f8e58879b0a7b3c93798180d65d5ed7fe8a243006045fe367e56d52992a"`
[INFO] [stdout] f5025f8e58879b0a7b3c93798180d65d5ed7fe8a243006045fe367e56d52992a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 24ef28b34ef479add352e13c02bc2e86b5e500c55ec8f8f193e5ca09115ddc70
[INFO] running `"docker" "start" "-a" "24ef28b34ef479add352e13c02bc2e86b5e500c55ec8f8f193e5ca09115ddc70"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/flapjack-539c8d5ffaf6a7b9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/flapjack-f89a770f2202039a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/flapjack-b8faa497af392fd1
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/vm-6ce5ff531335d170
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test addition ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flapjack
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "24ef28b34ef479add352e13c02bc2e86b5e500c55ec8f8f193e5ca09115ddc70"`
[INFO] running `"docker" "rm" "-f" "24ef28b34ef479add352e13c02bc2e86b5e500c55ec8f8f193e5ca09115ddc70"`
[INFO] [stdout] 24ef28b34ef479add352e13c02bc2e86b5e500c55ec8f8f193e5ca09115ddc70