/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_linked_list_front_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 22:47:24,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 22:47:24,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 22:47:24,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 22:47:24,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 22:47:24,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 22:47:24,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 22:47:24,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 22:47:24,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 22:47:24,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 22:47:24,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 22:47:24,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 22:47:24,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 22:47:24,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 22:47:24,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 22:47:24,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 22:47:24,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 22:47:24,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 22:47:24,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 22:47:24,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 22:47:24,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 22:47:24,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 22:47:24,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 22:47:24,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 22:47:24,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 22:47:24,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 22:47:24,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 22:47:24,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 22:47:24,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 22:47:24,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 22:47:24,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 22:47:24,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 22:47:24,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 22:47:24,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 22:47:24,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 22:47:24,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 22:47:24,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 22:47:24,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 22:47:24,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 22:47:24,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 22:47:24,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 22:47:24,163 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf [2021-02-19 22:47:24,176 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 22:47:24,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 22:47:24,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 22:47:24,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 22:47:24,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 22:47:24,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 22:47:24,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 22:47:24,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 22:47:24,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 22:47:24,179 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 22:47:24,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 22:47:24,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 22:47:24,180 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-19 22:47:24,181 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-19 22:47:24,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 22:47:24,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 22:47:24,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 22:47:24,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-19 22:47:24,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 22:47:24,182 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-19 22:47:24,182 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 22:47:24,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 22:47:24,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 22:47:24,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 22:47:24,599 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 22:47:24,599 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 22:47:24,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_linked_list_front_harness.i [2021-02-19 22:47:24,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd38da61/33fadd62c1a440eebcf2aaf1bfae05e5/FLAG38f8f44c1 [2021-02-19 22:47:25,687 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 22:47:25,688 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_linked_list_front_harness.i [2021-02-19 22:47:25,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd38da61/33fadd62c1a440eebcf2aaf1bfae05e5/FLAG38f8f44c1 [2021-02-19 22:47:26,122 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd38da61/33fadd62c1a440eebcf2aaf1bfae05e5 [2021-02-19 22:47:26,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 22:47:26,140 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 22:47:26,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 22:47:26,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 22:47:26,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 22:47:26,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 10:47:26" (1/1) ... [2021-02-19 22:47:26,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bd245e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 10:47:26, skipping insertion in model container [2021-02-19 22:47:26,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 10:47:26" (1/1) ... [2021-02-19 22:47:26,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 22:47:26,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 22:47:26,591 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_linked_list_front_harness.i[4495,4508] [2021-02-19 22:47:26,604 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_linked_list_front_harness.i[4555,4568] [2021-02-19 22:47:26,638 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-02-19 22:47:26,650 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-02-19 22:47:28,002 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,003 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,005 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,007 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,008 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,037 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,038 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,043 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,044 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,048 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,049 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,050 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,050 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,487 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-02-19 22:47:28,488 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-02-19 22:47:28,490 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-02-19 22:47:28,491 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-02-19 22:47:28,492 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-02-19 22:47:28,493 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-02-19 22:47:28,494 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-02-19 22:47:28,495 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-02-19 22:47:28,495 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-02-19 22:47:28,496 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-02-19 22:47:28,669 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-02-19 22:47:28,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 22:47:28,724 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 22:47:28,741 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_linked_list_front_harness.i[4495,4508] [2021-02-19 22:47:28,742 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_linked_list_front_harness.i[4555,4568] [2021-02-19 22:47:28,744 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-02-19 22:47:28,746 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-02-19 22:47:28,791 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,792 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,793 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,793 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,794 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,814 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,818 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,820 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,826 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,828 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,832 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,833 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,833 WARN L1501 CHandler]: Possible shadowing of function index [2021-02-19 22:47:28,944 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-02-19 22:47:28,945 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-02-19 22:47:28,946 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-02-19 22:47:28,947 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-02-19 22:47:28,949 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-02-19 22:47:28,949 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-02-19 22:47:28,950 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-02-19 22:47:28,950 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-02-19 22:47:28,951 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-02-19 22:47:28,952 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-02-19 22:47:28,981 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-02-19 22:47:29,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 22:47:29,008 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type mismatch (real != int) in at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckAssignStatement(TypeCheckHelper.java:289) at de.uni_freiburg.informatik.ultimate.boogie.StatementFactory.constructAssignmentStatement(StatementFactory.java:70) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.constructMemsetLoopBody(MemoryHandler.java:1645) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.declareMemset(MemoryHandler.java:1745) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.declareMemoryModelInfrastructure(MemoryHandler.java:505) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:619) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-02-19 22:47:29,014 INFO L168 Benchmark]: Toolchain (without parser) took 2884.01 ms. Allocated memory is still 151.0 MB. Free memory was 120.5 MB in the beginning and 81.3 MB in the end (delta: 39.2 MB). Peak memory consumption was 39.4 MB. Max. memory is 8.0 GB. [2021-02-19 22:47:29,015 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 125.2 MB in the end (delta: 115.8 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 22:47:29,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2865.42 ms. Allocated memory is still 151.0 MB. Free memory was 119.4 MB in the beginning and 81.3 MB in the end (delta: 38.1 MB). Peak memory consumption was 38.3 MB. Max. memory is 8.0 GB. [2021-02-19 22:47:29,018 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 125.2 MB in the end (delta: 115.8 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2865.42 ms. Allocated memory is still 151.0 MB. Free memory was 119.4 MB in the beginning and 81.3 MB in the end (delta: 38.1 MB). Peak memory consumption was 38.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type mismatch (real != int) in de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type mismatch (real != int) in : de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...