[INFO] updating cached repository sector-f/toylang
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sector-f/toylang
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sector-f/toylang" "work/ex/beta-1.37-6/sources/1.36.0/gh/sector-f/toylang"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/sector-f/toylang'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sector-f/toylang" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sector-f/toylang"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sector-f/toylang'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a355a0b1d4bb1817768051f6efbe0a8ea34359ee
[INFO] sha for GitHub repo sector-f/toylang: a355a0b1d4bb1817768051f6efbe0a8ea34359ee
[INFO] validating manifest of sector-f/toylang 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 sector-f/toylang 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 sector-f/toylang
[INFO] finished frobbing sector-f/toylang
[INFO] frobbed toml for sector-f/toylang written to work/ex/beta-1.37-6/sources/1.36.0/gh/sector-f/toylang/Cargo.toml
[INFO] started frobbing sector-f/toylang
[INFO] finished frobbing sector-f/toylang
[INFO] frobbed toml for sector-f/toylang written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sector-f/toylang/Cargo.toml
[INFO] crate sector-f/toylang 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 sector-f/toylang against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/sector-f/toylang:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b09afee883b517e30c30cf4e2cb02e09e72d68826b7705f6374877536b90a815
[INFO] running `"docker" "start" "-a" "b09afee883b517e30c30cf4e2cb02e09e72d68826b7705f6374877536b90a815"`
[INFO] [stderr]    Compiling either v1.3.0
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling toylang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling itertools v0.7.1
[INFO] [stderr]    Compiling liner v0.4.2
[INFO] [stderr] warning[E0503]: cannot use `self.key_bindings` because it was mutably borrowed
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/liner-0.4.2/src/context.rs:98:17
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let ed = try!(Editor::new_with_init_buffer(stdout, prompt, self, buffer));
[INFO] [stderr]    |                                                                        ---- borrow of `*self` occurs here
[INFO] [stderr] 97 |             match self.key_bindings {
[INFO] [stderr] 98 |                 KeyBindings::Emacs => Self::handle_keys(keymap::Emacs::new(ed), handler),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^ use of borrowed `*self`
[INFO] [stderr] 99 |                 KeyBindings::Vi => Self::handle_keys(keymap::Vi::new(ed), handler),
[INFO] [stderr]    |                                                                      -- borrow later used here
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.77s
[INFO] running `"docker" "inspect" "b09afee883b517e30c30cf4e2cb02e09e72d68826b7705f6374877536b90a815"`
[INFO] running `"docker" "rm" "-f" "b09afee883b517e30c30cf4e2cb02e09e72d68826b7705f6374877536b90a815"`
[INFO] [stdout] b09afee883b517e30c30cf4e2cb02e09e72d68826b7705f6374877536b90a815
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/sector-f/toylang:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 59506ce1a7ddff36838184b406cd47d5ba86424978bbbc488abcbbb2f1032b1f
[INFO] running `"docker" "start" "-a" "59506ce1a7ddff36838184b406cd47d5ba86424978bbbc488abcbbb2f1032b1f"`
[INFO] [stderr]    Compiling toylang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `"docker" "inspect" "59506ce1a7ddff36838184b406cd47d5ba86424978bbbc488abcbbb2f1032b1f"`
[INFO] running `"docker" "rm" "-f" "59506ce1a7ddff36838184b406cd47d5ba86424978bbbc488abcbbb2f1032b1f"`
[INFO] [stdout] 59506ce1a7ddff36838184b406cd47d5ba86424978bbbc488abcbbb2f1032b1f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/sector-f/toylang:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 078cc1c932f82bb6cf8738b42af9786c8243ef765669dd2d585f25f367e3dd1a
[INFO] running `"docker" "start" "-a" "078cc1c932f82bb6cf8738b42af9786c8243ef765669dd2d585f25f367e3dd1a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/toylang-ae347cd1002f1381
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test parser::tests::assign_float ... ok
[INFO] [stdout] test parser::tests::call_func_in_array ... ok
[INFO] [stdout] test parser::tests::assign_int ... ok
[INFO] [stdout] test parser::tests::call_function ... ok
[INFO] [stdout] test parser::tests::call_func_from_func ... ok
[INFO] [stdout] test parser::tests::declare_function ... ok
[INFO] [stdout] test parser::tests::get_length ... ok
[INFO] [stdout] test parser::tests::mutate_var ... ok
[INFO] [stdout] test parser::tests::eval_arrays ... ok
[INFO] [stdout] test parser::tests::eval_int ... ok
[INFO] [stdout] test parser::tests::eval_float ... ok
[INFO] [stdout] test parser::tests::eval_bools ... ok
[INFO] [stdout] test parser::tests::func_as_expr ... ok
[INFO] [stdout] test parser::tests::type_of ... ok
[INFO] [stdout] test parser::tests::return_statement ... ok
[INFO] [stdout] test parser::tests::string_builtins ... ok
[INFO] [stdout] test parser::tests::typecast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "078cc1c932f82bb6cf8738b42af9786c8243ef765669dd2d585f25f367e3dd1a"`
[INFO] running `"docker" "rm" "-f" "078cc1c932f82bb6cf8738b42af9786c8243ef765669dd2d585f25f367e3dd1a"`
[INFO] [stdout] 078cc1c932f82bb6cf8738b42af9786c8243ef765669dd2d585f25f367e3dd1a