/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 14:25:07,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 14:25:07,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 14:25:07,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 14:25:07,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 14:25:07,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 14:25:07,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 14:25:07,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 14:25:07,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 14:25:07,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 14:25:07,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 14:25:07,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 14:25:07,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 14:25:07,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 14:25:07,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 14:25:07,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 14:25:07,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 14:25:07,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 14:25:07,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 14:25:07,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 14:25:07,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 14:25:07,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 14:25:07,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 14:25:07,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 14:25:07,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-16 14:25:07,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 14:25:07,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 14:25:07,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 14:25:07,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 14:25:07,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 14:25:07,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 14:25:07,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 14:25:07,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 14:25:07,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 14:25:07,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 14:25:07,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 14:25:07,197 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 14:25:07,260 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 14:25:07,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 14:25:07,261 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 14:25:07,261 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 14:25:07,264 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 14:25:07,264 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 14:25:07,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 14:25:07,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 14:25:07,267 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 14:25:07,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 14:25:07,269 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 14:25:07,269 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 14:25:07,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 14:25:07,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 14:25:07,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 14:25:07,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 14:25:07,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 14:25:07,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 14:25:07,271 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 14:25:07,271 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 14:25:07,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 14:25:07,272 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 14:25:07,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 14:25:07,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 14:25:07,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 14:25:07,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 14:25:07,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:25:07,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 14:25:07,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 14:25:07,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 14:25:07,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 14:25:07,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 14:25:07,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 14:25:07,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 14:25:07,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 14:25:07,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 14:25:07,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 14:25:07,774 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 14:25:07,776 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 14:25:07,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2022-10-16 14:25:07,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d21a4f4af/edc5a57bb2d0419b838e5f53a1a8c069/FLAGec5618565 [2022-10-16 14:25:08,557 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 14:25:08,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2022-10-16 14:25:08,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d21a4f4af/edc5a57bb2d0419b838e5f53a1a8c069/FLAGec5618565 [2022-10-16 14:25:08,855 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d21a4f4af/edc5a57bb2d0419b838e5f53a1a8c069 [2022-10-16 14:25:08,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 14:25:08,867 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 14:25:08,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 14:25:08,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 14:25:08,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 14:25:08,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:25:08" (1/1) ... [2022-10-16 14:25:08,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cbf5ec0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:08, skipping insertion in model container [2022-10-16 14:25:08,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:25:08" (1/1) ... [2022-10-16 14:25:08,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 14:25:08,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 14:25:09,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1551,1564] [2022-10-16 14:25:09,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1758,1771] [2022-10-16 14:25:09,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2095,2108] [2022-10-16 14:25:09,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2296,2309] [2022-10-16 14:25:09,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2701,2714] [2022-10-16 14:25:09,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2902,2915] [2022-10-16 14:25:09,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3228,3241] [2022-10-16 14:25:09,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3435,3448] [2022-10-16 14:25:09,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3914,3927] [2022-10-16 14:25:09,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4118,4131] [2022-10-16 14:25:09,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4426,4439] [2022-10-16 14:25:09,132 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4630,4643] [2022-10-16 14:25:09,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4995,5008] [2022-10-16 14:25:09,138 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5198,5211] [2022-10-16 14:25:09,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5412,5425] [2022-10-16 14:25:09,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5616,5629] [2022-10-16 14:25:09,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6138,6151] [2022-10-16 14:25:09,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6342,6355] [2022-10-16 14:25:09,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:25:09,165 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 14:25:09,193 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1551,1564] [2022-10-16 14:25:09,202 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[1758,1771] [2022-10-16 14:25:09,205 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2095,2108] [2022-10-16 14:25:09,207 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2296,2309] [2022-10-16 14:25:09,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2701,2714] [2022-10-16 14:25:09,217 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[2902,2915] [2022-10-16 14:25:09,219 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3228,3241] [2022-10-16 14:25:09,221 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3435,3448] [2022-10-16 14:25:09,225 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[3914,3927] [2022-10-16 14:25:09,227 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4118,4131] [2022-10-16 14:25:09,229 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4426,4439] [2022-10-16 14:25:09,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4630,4643] [2022-10-16 14:25:09,234 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[4995,5008] [2022-10-16 14:25:09,236 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5198,5211] [2022-10-16 14:25:09,238 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5412,5425] [2022-10-16 14:25:09,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[5616,5629] [2022-10-16 14:25:09,244 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6138,6151] [2022-10-16 14:25:09,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c[6342,6355] [2022-10-16 14:25:09,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:25:09,265 INFO L208 MainTranslator]: Completed translation [2022-10-16 14:25:09,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09 WrapperNode [2022-10-16 14:25:09,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 14:25:09,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 14:25:09,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 14:25:09,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 14:25:09,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (1/1) ... [2022-10-16 14:25:09,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (1/1) ... [2022-10-16 14:25:09,327 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 284 [2022-10-16 14:25:09,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 14:25:09,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 14:25:09,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 14:25:09,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 14:25:09,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (1/1) ... [2022-10-16 14:25:09,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (1/1) ... [2022-10-16 14:25:09,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (1/1) ... [2022-10-16 14:25:09,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (1/1) ... [2022-10-16 14:25:09,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (1/1) ... [2022-10-16 14:25:09,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (1/1) ... [2022-10-16 14:25:09,358 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (1/1) ... [2022-10-16 14:25:09,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (1/1) ... [2022-10-16 14:25:09,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 14:25:09,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 14:25:09,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 14:25:09,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 14:25:09,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (1/1) ... [2022-10-16 14:25:09,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:25:09,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:25:09,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 14:25:09,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 14:25:09,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 14:25:09,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 14:25:09,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 14:25:09,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 14:25:09,684 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 14:25:09,687 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 14:25:10,123 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 14:25:10,134 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 14:25:10,134 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 14:25:10,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:25:10 BoogieIcfgContainer [2022-10-16 14:25:10,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 14:25:10,142 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 14:25:10,142 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 14:25:10,147 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 14:25:10,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:25:08" (1/3) ... [2022-10-16 14:25:10,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@769c093f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:25:10, skipping insertion in model container [2022-10-16 14:25:10,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:25:09" (2/3) ... [2022-10-16 14:25:10,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@769c093f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:25:10, skipping insertion in model container [2022-10-16 14:25:10,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:25:10" (3/3) ... [2022-10-16 14:25:10,151 INFO L112 eAbstractionObserver]: Analyzing ICFG apache-escape-absolute.i.v+cfa-reducer.c [2022-10-16 14:25:10,179 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 14:25:10,180 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2022-10-16 14:25:10,256 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 14:25:10,268 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6899d4b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 14:25:10,268 INFO L358 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2022-10-16 14:25:10,276 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 74 states have (on average 1.9189189189189189) internal successors, (142), 104 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:10,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-16 14:25:10,285 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:10,286 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:10,286 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:10,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:10,294 INFO L85 PathProgramCache]: Analyzing trace with hash 163245941, now seen corresponding path program 1 times [2022-10-16 14:25:10,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:10,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903024562] [2022-10-16 14:25:10,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:10,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:10,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:10,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:10,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903024562] [2022-10-16 14:25:10,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903024562] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:25:10,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:25:10,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 14:25:10,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930396482] [2022-10-16 14:25:10,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:25:10,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 14:25:10,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:10,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 14:25:10,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:10,706 INFO L87 Difference]: Start difference. First operand has 105 states, 74 states have (on average 1.9189189189189189) internal successors, (142), 104 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:10,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:10,840 INFO L93 Difference]: Finished difference Result 108 states and 144 transitions. [2022-10-16 14:25:10,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 14:25:10,843 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-10-16 14:25:10,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:10,854 INFO L225 Difference]: With dead ends: 108 [2022-10-16 14:25:10,855 INFO L226 Difference]: Without dead ends: 96 [2022-10-16 14:25:10,858 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:10,863 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 107 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:10,865 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 81 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 14:25:10,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-10-16 14:25:10,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-10-16 14:25:10,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 71 states have (on average 1.3943661971830985) internal successors, (99), 95 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:10,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 99 transitions. [2022-10-16 14:25:10,924 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 99 transitions. Word has length 13 [2022-10-16 14:25:10,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:10,925 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 99 transitions. [2022-10-16 14:25:10,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:10,926 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 99 transitions. [2022-10-16 14:25:10,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-16 14:25:10,927 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:10,927 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:10,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 14:25:10,929 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:10,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:10,930 INFO L85 PathProgramCache]: Analyzing trace with hash 765656955, now seen corresponding path program 1 times [2022-10-16 14:25:10,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:10,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549972834] [2022-10-16 14:25:10,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:10,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:11,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:11,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:11,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549972834] [2022-10-16 14:25:11,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549972834] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:25:11,080 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:25:11,080 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 14:25:11,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355212788] [2022-10-16 14:25:11,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:25:11,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 14:25:11,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:11,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 14:25:11,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:11,085 INFO L87 Difference]: Start difference. First operand 96 states and 99 transitions. Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:11,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:11,189 INFO L93 Difference]: Finished difference Result 96 states and 99 transitions. [2022-10-16 14:25:11,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 14:25:11,191 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-10-16 14:25:11,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:11,193 INFO L225 Difference]: With dead ends: 96 [2022-10-16 14:25:11,193 INFO L226 Difference]: Without dead ends: 91 [2022-10-16 14:25:11,194 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:11,197 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 81 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:11,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 70 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 14:25:11,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2022-10-16 14:25:11,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2022-10-16 14:25:11,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 71 states have (on average 1.323943661971831) internal successors, (94), 90 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:11,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 94 transitions. [2022-10-16 14:25:11,228 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 94 transitions. Word has length 14 [2022-10-16 14:25:11,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:11,229 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 94 transitions. [2022-10-16 14:25:11,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:11,230 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 94 transitions. [2022-10-16 14:25:11,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-16 14:25:11,231 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:11,231 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:11,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 14:25:11,233 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:11,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:11,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1356928861, now seen corresponding path program 1 times [2022-10-16 14:25:11,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:11,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258815078] [2022-10-16 14:25:11,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:11,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:11,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:11,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:11,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:11,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258815078] [2022-10-16 14:25:11,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258815078] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:25:11,349 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:25:11,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 14:25:11,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890457909] [2022-10-16 14:25:11,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:25:11,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 14:25:11,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:11,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 14:25:11,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 14:25:11,353 INFO L87 Difference]: Start difference. First operand 91 states and 94 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:11,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:11,485 INFO L93 Difference]: Finished difference Result 123 states and 133 transitions. [2022-10-16 14:25:11,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 14:25:11,486 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-10-16 14:25:11,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:11,487 INFO L225 Difference]: With dead ends: 123 [2022-10-16 14:25:11,487 INFO L226 Difference]: Without dead ends: 116 [2022-10-16 14:25:11,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 14:25:11,490 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 125 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:11,491 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 126 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 14:25:11,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2022-10-16 14:25:11,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2022-10-16 14:25:11,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 96 states have (on average 1.2708333333333333) internal successors, (122), 113 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:11,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 122 transitions. [2022-10-16 14:25:11,506 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 122 transitions. Word has length 16 [2022-10-16 14:25:11,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:11,506 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 122 transitions. [2022-10-16 14:25:11,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:11,507 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 122 transitions. [2022-10-16 14:25:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-16 14:25:11,508 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:11,508 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:11,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 14:25:11,509 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:11,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:11,509 INFO L85 PathProgramCache]: Analyzing trace with hash -884878180, now seen corresponding path program 1 times [2022-10-16 14:25:11,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:11,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26082824] [2022-10-16 14:25:11,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:11,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:11,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:11,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:11,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26082824] [2022-10-16 14:25:11,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26082824] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:25:11,570 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:25:11,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 14:25:11,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369038764] [2022-10-16 14:25:11,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:25:11,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 14:25:11,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:11,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 14:25:11,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 14:25:11,573 INFO L87 Difference]: Start difference. First operand 114 states and 122 transitions. Second operand has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:11,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:11,658 INFO L93 Difference]: Finished difference Result 114 states and 122 transitions. [2022-10-16 14:25:11,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 14:25:11,659 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-10-16 14:25:11,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:11,660 INFO L225 Difference]: With dead ends: 114 [2022-10-16 14:25:11,661 INFO L226 Difference]: Without dead ends: 106 [2022-10-16 14:25:11,661 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 14:25:11,663 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 132 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:11,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 62 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 14:25:11,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2022-10-16 14:25:11,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2022-10-16 14:25:11,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 96 states have (on average 1.15625) internal successors, (111), 105 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:11,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 111 transitions. [2022-10-16 14:25:11,678 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 111 transitions. Word has length 17 [2022-10-16 14:25:11,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:11,679 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 111 transitions. [2022-10-16 14:25:11,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:11,679 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 111 transitions. [2022-10-16 14:25:11,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-16 14:25:11,681 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:11,681 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:11,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 14:25:11,682 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:11,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:11,682 INFO L85 PathProgramCache]: Analyzing trace with hash -2141565251, now seen corresponding path program 1 times [2022-10-16 14:25:11,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:11,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150191773] [2022-10-16 14:25:11,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:11,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:11,934 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:11,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:11,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150191773] [2022-10-16 14:25:11,935 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150191773] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:25:11,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244588387] [2022-10-16 14:25:11,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:11,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:25:11,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:25:11,946 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:25:11,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 14:25:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:12,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 14:25:12,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:25:12,150 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:12,150 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:25:12,242 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:12,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [244588387] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:25:12,242 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:25:12,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2022-10-16 14:25:12,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091762592] [2022-10-16 14:25:12,243 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:25:12,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-16 14:25:12,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:12,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-16 14:25:12,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-10-16 14:25:12,245 INFO L87 Difference]: Start difference. First operand 106 states and 111 transitions. Second operand has 10 states, 9 states have (on average 11.444444444444445) internal successors, (103), 10 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:12,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:12,868 INFO L93 Difference]: Finished difference Result 445 states and 494 transitions. [2022-10-16 14:25:12,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-16 14:25:12,869 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 11.444444444444445) internal successors, (103), 10 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2022-10-16 14:25:12,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:12,875 INFO L225 Difference]: With dead ends: 445 [2022-10-16 14:25:12,875 INFO L226 Difference]: Without dead ends: 439 [2022-10-16 14:25:12,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=146, Invalid=274, Unknown=0, NotChecked=0, Total=420 [2022-10-16 14:25:12,878 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 1061 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1061 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:12,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1061 Valid, 264 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-10-16 14:25:12,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2022-10-16 14:25:12,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 279. [2022-10-16 14:25:12,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 272 states have (on average 1.1470588235294117) internal successors, (312), 278 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:12,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 312 transitions. [2022-10-16 14:25:12,912 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 312 transitions. Word has length 39 [2022-10-16 14:25:12,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:12,913 INFO L495 AbstractCegarLoop]: Abstraction has 279 states and 312 transitions. [2022-10-16 14:25:12,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 11.444444444444445) internal successors, (103), 10 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 312 transitions. [2022-10-16 14:25:12,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-16 14:25:12,916 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:12,916 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:12,970 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 14:25:13,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:25:13,132 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:13,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:13,134 INFO L85 PathProgramCache]: Analyzing trace with hash 789347446, now seen corresponding path program 1 times [2022-10-16 14:25:13,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:13,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904647021] [2022-10-16 14:25:13,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:13,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:13,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:13,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904647021] [2022-10-16 14:25:13,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904647021] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:25:13,244 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:25:13,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 14:25:13,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505097065] [2022-10-16 14:25:13,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:25:13,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 14:25:13,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:13,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 14:25:13,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:13,248 INFO L87 Difference]: Start difference. First operand 279 states and 312 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:13,322 INFO L93 Difference]: Finished difference Result 390 states and 444 transitions. [2022-10-16 14:25:13,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 14:25:13,323 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2022-10-16 14:25:13,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:13,325 INFO L225 Difference]: With dead ends: 390 [2022-10-16 14:25:13,325 INFO L226 Difference]: Without dead ends: 279 [2022-10-16 14:25:13,326 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:13,328 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 0 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:13,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 14:25:13,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2022-10-16 14:25:13,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 279. [2022-10-16 14:25:13,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 272 states have (on average 1.125) internal successors, (306), 278 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 306 transitions. [2022-10-16 14:25:13,355 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 306 transitions. Word has length 53 [2022-10-16 14:25:13,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:13,355 INFO L495 AbstractCegarLoop]: Abstraction has 279 states and 306 transitions. [2022-10-16 14:25:13,356 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,356 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 306 transitions. [2022-10-16 14:25:13,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-16 14:25:13,358 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:13,358 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:13,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 14:25:13,359 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:13,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:13,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1334879750, now seen corresponding path program 1 times [2022-10-16 14:25:13,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:13,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146557991] [2022-10-16 14:25:13,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:13,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:13,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:13,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:13,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146557991] [2022-10-16 14:25:13,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146557991] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:25:13,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:25:13,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 14:25:13,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712037396] [2022-10-16 14:25:13,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:25:13,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 14:25:13,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:13,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 14:25:13,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:13,532 INFO L87 Difference]: Start difference. First operand 279 states and 306 transitions. Second operand has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:13,555 INFO L93 Difference]: Finished difference Result 279 states and 306 transitions. [2022-10-16 14:25:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 14:25:13,556 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-10-16 14:25:13,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:13,559 INFO L225 Difference]: With dead ends: 279 [2022-10-16 14:25:13,559 INFO L226 Difference]: Without dead ends: 278 [2022-10-16 14:25:13,560 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:13,565 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 26 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:13,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 72 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:25:13,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2022-10-16 14:25:13,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2022-10-16 14:25:13,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 272 states have (on average 1.1066176470588236) internal successors, (301), 277 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 301 transitions. [2022-10-16 14:25:13,620 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 301 transitions. Word has length 54 [2022-10-16 14:25:13,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:13,621 INFO L495 AbstractCegarLoop]: Abstraction has 278 states and 301 transitions. [2022-10-16 14:25:13,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,621 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 301 transitions. [2022-10-16 14:25:13,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-16 14:25:13,627 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:13,628 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:13,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 14:25:13,628 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:13,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:13,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1568400920, now seen corresponding path program 1 times [2022-10-16 14:25:13,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:13,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018367131] [2022-10-16 14:25:13,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:13,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:13,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:13,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:13,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018367131] [2022-10-16 14:25:13,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018367131] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:25:13,727 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:25:13,727 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 14:25:13,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499883053] [2022-10-16 14:25:13,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:25:13,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 14:25:13,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:13,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 14:25:13,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:13,729 INFO L87 Difference]: Start difference. First operand 278 states and 301 transitions. Second operand has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:13,747 INFO L93 Difference]: Finished difference Result 278 states and 301 transitions. [2022-10-16 14:25:13,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 14:25:13,747 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2022-10-16 14:25:13,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:13,749 INFO L225 Difference]: With dead ends: 278 [2022-10-16 14:25:13,749 INFO L226 Difference]: Without dead ends: 277 [2022-10-16 14:25:13,750 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:13,751 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 24 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:13,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 76 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:25:13,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2022-10-16 14:25:13,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 277. [2022-10-16 14:25:13,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 272 states have (on average 1.088235294117647) internal successors, (296), 276 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 296 transitions. [2022-10-16 14:25:13,766 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 296 transitions. Word has length 55 [2022-10-16 14:25:13,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:13,766 INFO L495 AbstractCegarLoop]: Abstraction has 277 states and 296 transitions. [2022-10-16 14:25:13,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,767 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 296 transitions. [2022-10-16 14:25:13,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-16 14:25:13,769 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:13,769 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:13,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 14:25:13,769 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:13,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:13,770 INFO L85 PathProgramCache]: Analyzing trace with hash -2028457596, now seen corresponding path program 1 times [2022-10-16 14:25:13,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:13,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784604370] [2022-10-16 14:25:13,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:13,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:13,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:13,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:13,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784604370] [2022-10-16 14:25:13,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784604370] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:25:13,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:25:13,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 14:25:13,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393735581] [2022-10-16 14:25:13,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:25:13,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 14:25:13,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:13,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 14:25:13,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:13,851 INFO L87 Difference]: Start difference. First operand 277 states and 296 transitions. Second operand has 3 states, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:13,877 INFO L93 Difference]: Finished difference Result 333 states and 362 transitions. [2022-10-16 14:25:13,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 14:25:13,878 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2022-10-16 14:25:13,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:13,880 INFO L225 Difference]: With dead ends: 333 [2022-10-16 14:25:13,881 INFO L226 Difference]: Without dead ends: 331 [2022-10-16 14:25:13,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:25:13,882 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 5 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:13,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 143 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:25:13,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2022-10-16 14:25:13,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 330. [2022-10-16 14:25:13,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 325 states have (on average 1.083076923076923) internal successors, (352), 329 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 352 transitions. [2022-10-16 14:25:13,902 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 352 transitions. Word has length 60 [2022-10-16 14:25:13,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:13,903 INFO L495 AbstractCegarLoop]: Abstraction has 330 states and 352 transitions. [2022-10-16 14:25:13,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:13,903 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 352 transitions. [2022-10-16 14:25:13,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-16 14:25:13,905 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:13,905 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:13,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 14:25:13,906 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:13,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:13,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1545409443, now seen corresponding path program 2 times [2022-10-16 14:25:13,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:13,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162228270] [2022-10-16 14:25:13,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:13,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:14,149 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:14,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:14,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162228270] [2022-10-16 14:25:14,150 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162228270] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:25:14,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100197848] [2022-10-16 14:25:14,150 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-16 14:25:14,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:25:14,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:25:14,152 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:25:14,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 14:25:14,231 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-10-16 14:25:14,232 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 14:25:14,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-16 14:25:14,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:25:14,403 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-10-16 14:25:14,403 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:25:14,562 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-10-16 14:25:14,562 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100197848] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:25:14,563 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:25:14,563 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 12 [2022-10-16 14:25:14,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250987919] [2022-10-16 14:25:14,563 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:25:14,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-16 14:25:14,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:14,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-16 14:25:14,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2022-10-16 14:25:14,567 INFO L87 Difference]: Start difference. First operand 330 states and 352 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:14,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:14,928 INFO L93 Difference]: Finished difference Result 542 states and 586 transitions. [2022-10-16 14:25:14,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-16 14:25:14,929 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2022-10-16 14:25:14,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:14,933 INFO L225 Difference]: With dead ends: 542 [2022-10-16 14:25:14,933 INFO L226 Difference]: Without dead ends: 539 [2022-10-16 14:25:14,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=176, Invalid=286, Unknown=0, NotChecked=0, Total=462 [2022-10-16 14:25:14,935 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 524 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 524 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:14,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [524 Valid, 156 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 14:25:14,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2022-10-16 14:25:14,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 280. [2022-10-16 14:25:14,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 277 states have (on average 1.1046931407942238) internal successors, (306), 279 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:14,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 306 transitions. [2022-10-16 14:25:14,963 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 306 transitions. Word has length 71 [2022-10-16 14:25:14,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:14,963 INFO L495 AbstractCegarLoop]: Abstraction has 280 states and 306 transitions. [2022-10-16 14:25:14,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:14,964 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 306 transitions. [2022-10-16 14:25:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-16 14:25:14,965 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:14,965 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:15,008 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-10-16 14:25:15,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-10-16 14:25:15,181 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:15,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:15,182 INFO L85 PathProgramCache]: Analyzing trace with hash -18947268, now seen corresponding path program 1 times [2022-10-16 14:25:15,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:15,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712938604] [2022-10-16 14:25:15,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:15,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:15,275 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-16 14:25:15,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:15,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712938604] [2022-10-16 14:25:15,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712938604] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:25:15,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [740949437] [2022-10-16 14:25:15,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:15,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:25:15,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:25:15,278 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:25:15,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 14:25:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:15,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 14:25:15,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:25:15,410 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:15,410 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:25:15,463 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:15,463 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [740949437] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:25:15,463 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:25:15,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2022-10-16 14:25:15,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779727939] [2022-10-16 14:25:15,464 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:25:15,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 14:25:15,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:15,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 14:25:15,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-10-16 14:25:15,466 INFO L87 Difference]: Start difference. First operand 280 states and 306 transitions. Second operand has 8 states, 7 states have (on average 25.0) internal successors, (175), 8 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:15,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:15,569 INFO L93 Difference]: Finished difference Result 426 states and 466 transitions. [2022-10-16 14:25:15,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 14:25:15,570 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 25.0) internal successors, (175), 8 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2022-10-16 14:25:15,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:15,572 INFO L225 Difference]: With dead ends: 426 [2022-10-16 14:25:15,572 INFO L226 Difference]: Without dead ends: 425 [2022-10-16 14:25:15,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=77, Unknown=0, NotChecked=0, Total=132 [2022-10-16 14:25:15,574 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 68 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:15,575 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 251 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:25:15,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2022-10-16 14:25:15,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 279. [2022-10-16 14:25:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 277 states have (on average 1.0830324909747293) internal successors, (300), 278 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:15,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 300 transitions. [2022-10-16 14:25:15,599 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 300 transitions. Word has length 77 [2022-10-16 14:25:15,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:15,599 INFO L495 AbstractCegarLoop]: Abstraction has 279 states and 300 transitions. [2022-10-16 14:25:15,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 25.0) internal successors, (175), 8 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:15,600 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 300 transitions. [2022-10-16 14:25:15,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-16 14:25:15,600 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:15,601 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:15,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-16 14:25:15,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:25:15,814 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:15,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:15,815 INFO L85 PathProgramCache]: Analyzing trace with hash -587365078, now seen corresponding path program 1 times [2022-10-16 14:25:15,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:15,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245571581] [2022-10-16 14:25:15,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:15,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:15,902 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:15,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:15,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245571581] [2022-10-16 14:25:15,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245571581] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:25:15,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [145610787] [2022-10-16 14:25:15,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:15,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:25:15,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:25:15,905 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:25:15,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-16 14:25:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:15,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 14:25:15,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:25:16,036 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:16,037 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 14:25:16,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [145610787] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:25:16,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 14:25:16,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2022-10-16 14:25:16,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111236176] [2022-10-16 14:25:16,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:25:16,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 14:25:16,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:16,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 14:25:16,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 14:25:16,039 INFO L87 Difference]: Start difference. First operand 279 states and 300 transitions. Second operand has 4 states, 3 states have (on average 26.0) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:16,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:16,068 INFO L93 Difference]: Finished difference Result 280 states and 300 transitions. [2022-10-16 14:25:16,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 14:25:16,068 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 26.0) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2022-10-16 14:25:16,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:16,070 INFO L225 Difference]: With dead ends: 280 [2022-10-16 14:25:16,070 INFO L226 Difference]: Without dead ends: 279 [2022-10-16 14:25:16,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 14:25:16,071 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 10 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:16,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 198 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:25:16,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2022-10-16 14:25:16,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 199. [2022-10-16 14:25:16,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 198 states have (on average 1.0505050505050506) internal successors, (208), 198 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 208 transitions. [2022-10-16 14:25:16,086 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 208 transitions. Word has length 78 [2022-10-16 14:25:16,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:16,086 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 208 transitions. [2022-10-16 14:25:16,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 26.0) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:16,087 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 208 transitions. [2022-10-16 14:25:16,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-16 14:25:16,088 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:16,088 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:16,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-10-16 14:25:16,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:25:16,303 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:16,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:16,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1366714769, now seen corresponding path program 1 times [2022-10-16 14:25:16,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:16,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209343567] [2022-10-16 14:25:16,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:16,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:16,633 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:16,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:16,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209343567] [2022-10-16 14:25:16,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209343567] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:25:16,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118734926] [2022-10-16 14:25:16,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:16,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:25:16,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:25:16,635 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:25:16,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-10-16 14:25:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:16,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-16 14:25:16,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:25:16,904 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:16,904 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:25:17,188 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:17,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118734926] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:25:17,189 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:25:17,189 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 21 [2022-10-16 14:25:17,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394158708] [2022-10-16 14:25:17,190 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:25:17,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-10-16 14:25:17,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:17,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-10-16 14:25:17,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=284, Unknown=0, NotChecked=0, Total=462 [2022-10-16 14:25:17,192 INFO L87 Difference]: Start difference. First operand 199 states and 208 transitions. Second operand has 22 states, 21 states have (on average 14.523809523809524) internal successors, (305), 22 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:19,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:19,288 INFO L93 Difference]: Finished difference Result 2252 states and 2392 transitions. [2022-10-16 14:25:19,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-16 14:25:19,289 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 14.523809523809524) internal successors, (305), 22 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2022-10-16 14:25:19,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:19,301 INFO L225 Difference]: With dead ends: 2252 [2022-10-16 14:25:19,301 INFO L226 Difference]: Without dead ends: 2251 [2022-10-16 14:25:19,304 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 935 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1298, Invalid=2608, Unknown=0, NotChecked=0, Total=3906 [2022-10-16 14:25:19,305 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 3553 mSDsluCounter, 519 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3553 SdHoareTripleChecker+Valid, 547 SdHoareTripleChecker+Invalid, 1111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:19,305 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3553 Valid, 547 Invalid, 1111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-10-16 14:25:19,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2251 states. [2022-10-16 14:25:19,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2251 to 669. [2022-10-16 14:25:19,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 669 states, 668 states have (on average 1.0449101796407185) internal successors, (698), 668 states have internal predecessors, (698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:19,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 698 transitions. [2022-10-16 14:25:19,380 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 698 transitions. Word has length 123 [2022-10-16 14:25:19,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:19,380 INFO L495 AbstractCegarLoop]: Abstraction has 669 states and 698 transitions. [2022-10-16 14:25:19,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 14.523809523809524) internal successors, (305), 22 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:19,381 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 698 transitions. [2022-10-16 14:25:19,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-10-16 14:25:19,384 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:25:19,384 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:19,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-10-16 14:25:19,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-10-16 14:25:19,599 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2022-10-16 14:25:19,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:25:19,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1924097119, now seen corresponding path program 2 times [2022-10-16 14:25:19,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:25:19,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614292932] [2022-10-16 14:25:19,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:25:19,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:25:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:25:20,579 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 644 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:25:20,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:25:20,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614292932] [2022-10-16 14:25:20,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614292932] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:25:20,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2043779389] [2022-10-16 14:25:20,580 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-16 14:25:20,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:25:20,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:25:20,582 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:25:20,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-10-16 14:25:20,662 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-10-16 14:25:20,662 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 14:25:20,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-16 14:25:20,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:25:20,923 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2022-10-16 14:25:20,924 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:25:21,226 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2022-10-16 14:25:21,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2043779389] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:25:21,227 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:25:21,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 4, 4] total 24 [2022-10-16 14:25:21,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160913089] [2022-10-16 14:25:21,227 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:25:21,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-10-16 14:25:21,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:25:21,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-10-16 14:25:21,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=361, Unknown=0, NotChecked=0, Total=600 [2022-10-16 14:25:21,230 INFO L87 Difference]: Start difference. First operand 669 states and 698 transitions. Second operand has 25 states, 24 states have (on average 13.708333333333334) internal successors, (329), 25 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:22,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:25:22,784 INFO L93 Difference]: Finished difference Result 1023 states and 1060 transitions. [2022-10-16 14:25:22,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-16 14:25:22,786 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 13.708333333333334) internal successors, (329), 25 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 203 [2022-10-16 14:25:22,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:25:22,786 INFO L225 Difference]: With dead ends: 1023 [2022-10-16 14:25:22,786 INFO L226 Difference]: Without dead ends: 0 [2022-10-16 14:25:22,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 463 GetRequests, 401 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1385, Invalid=2647, Unknown=0, NotChecked=0, Total=4032 [2022-10-16 14:25:22,792 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 1925 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 659 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1925 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-10-16 14:25:22,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1925 Valid, 220 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 659 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-10-16 14:25:22,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-16 14:25:22,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-16 14:25:22,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:22,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-16 14:25:22,793 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 203 [2022-10-16 14:25:22,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:25:22,794 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-16 14:25:22,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 13.708333333333334) internal successors, (329), 25 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:25:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-16 14:25:22,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-16 14:25:22,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 30 remaining) [2022-10-16 14:25:22,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 30 remaining) [2022-10-16 14:25:22,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 30 remaining) [2022-10-16 14:25:22,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 30 remaining) [2022-10-16 14:25:22,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 30 remaining) [2022-10-16 14:25:22,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 30 remaining) [2022-10-16 14:25:22,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 30 remaining) [2022-10-16 14:25:22,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 30 remaining) [2022-10-16 14:25:22,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 30 remaining) [2022-10-16 14:25:22,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 30 remaining) [2022-10-16 14:25:22,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 30 remaining) [2022-10-16 14:25:22,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 30 remaining) [2022-10-16 14:25:22,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 30 remaining) [2022-10-16 14:25:22,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 30 remaining) [2022-10-16 14:25:22,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 30 remaining) [2022-10-16 14:25:22,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 30 remaining) [2022-10-16 14:25:22,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 30 remaining) [2022-10-16 14:25:22,802 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 30 remaining) [2022-10-16 14:25:22,802 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 30 remaining) [2022-10-16 14:25:22,802 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 30 remaining) [2022-10-16 14:25:22,802 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 30 remaining) [2022-10-16 14:25:22,802 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 30 remaining) [2022-10-16 14:25:22,803 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 30 remaining) [2022-10-16 14:25:22,803 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 30 remaining) [2022-10-16 14:25:22,803 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 30 remaining) [2022-10-16 14:25:22,803 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 30 remaining) [2022-10-16 14:25:22,803 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 30 remaining) [2022-10-16 14:25:22,804 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 30 remaining) [2022-10-16 14:25:22,804 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 30 remaining) [2022-10-16 14:25:22,804 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 30 remaining) [2022-10-16 14:25:22,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-10-16 14:25:23,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:25:23,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-16 14:25:30,224 WARN L233 SmtUtils]: Spent 7.20s on a formula simplification. DAG size of input: 300 DAG size of output: 299 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-10-16 14:25:35,710 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 80) no Hoare annotation was computed. [2022-10-16 14:25:35,711 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2022-10-16 14:25:35,711 INFO L899 garLoopResultBuilder]: For program point L184-1(line 184) no Hoare annotation was computed. [2022-10-16 14:25:35,711 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 194) no Hoare annotation was computed. [2022-10-16 14:25:35,711 INFO L899 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2022-10-16 14:25:35,712 INFO L899 garLoopResultBuilder]: For program point L234-1(line 234) no Hoare annotation was computed. [2022-10-16 14:25:35,712 INFO L899 garLoopResultBuilder]: For program point L234-2(lines 234 338) no Hoare annotation was computed. [2022-10-16 14:25:35,712 INFO L899 garLoopResultBuilder]: For program point L135(lines 135 397) no Hoare annotation was computed. [2022-10-16 14:25:35,712 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-10-16 14:25:35,712 INFO L899 garLoopResultBuilder]: For program point L53(lines 53 433) no Hoare annotation was computed. [2022-10-16 14:25:35,712 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 264) no Hoare annotation was computed. [2022-10-16 14:25:35,713 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 162) no Hoare annotation was computed. [2022-10-16 14:25:35,713 INFO L899 garLoopResultBuilder]: For program point L384(lines 384 393) no Hoare annotation was computed. [2022-10-16 14:25:35,713 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 264) no Hoare annotation was computed. [2022-10-16 14:25:35,718 INFO L895 garLoopResultBuilder]: At program point L401(lines 131 402) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~main__scheme~0#1| 1000000)) (.cse1 (<= 0 |ULTIMATE.start_main_~main__cp~0#1|)) (.cse2 (<= 0 |ULTIMATE.start_main_~main__scheme~0#1|))) (or (and .cse0 (<= 0 (+ 1000000 |ULTIMATE.start_main_~main__urilen~0#1|)) (<= |ULTIMATE.start_main_~main__urilen~0#1| 1000000) .cse1 (<= |ULTIMATE.start_main_~main__tokenlen~0#1| 1000000) .cse2 (<= 0 (+ 1000000 |ULTIMATE.start_main_~main__tokenlen~0#1|)) (<= |ULTIMATE.start_main_~main__cp~0#1| 1000000)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_main_~main__cp~0#1| 999999) (= (+ |ULTIMATE.start_main_~main__cp~0#1| 1) |ULTIMATE.start_main_~main__urilen~0#1|)))) [2022-10-16 14:25:35,718 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 162) no Hoare annotation was computed. [2022-10-16 14:25:35,718 INFO L899 garLoopResultBuilder]: For program point L104(lines 104 411) no Hoare annotation was computed. [2022-10-16 14:25:35,718 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-10-16 14:25:35,718 INFO L899 garLoopResultBuilder]: For program point L71-1(line 71) no Hoare annotation was computed. [2022-10-16 14:25:35,719 INFO L899 garLoopResultBuilder]: For program point L71-2(lines 71 416) no Hoare annotation was computed. [2022-10-16 14:25:35,719 INFO L899 garLoopResultBuilder]: For program point L253(lines 253 329) no Hoare annotation was computed. [2022-10-16 14:25:35,719 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 355) no Hoare annotation was computed. [2022-10-16 14:25:35,719 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 200) no Hoare annotation was computed. [2022-10-16 14:25:35,719 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 322) no Hoare annotation was computed. [2022-10-16 14:25:35,720 INFO L899 garLoopResultBuilder]: For program point L204(lines 204 353) no Hoare annotation was computed. [2022-10-16 14:25:35,720 INFO L899 garLoopResultBuilder]: For program point L155(lines 155 360) no Hoare annotation was computed. [2022-10-16 14:25:35,720 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 200) no Hoare annotation was computed. [2022-10-16 14:25:35,720 INFO L899 garLoopResultBuilder]: For program point L23(lines 23 438) no Hoare annotation was computed. [2022-10-16 14:25:35,720 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2022-10-16 14:25:35,720 INFO L899 garLoopResultBuilder]: For program point L172-1(line 172) no Hoare annotation was computed. [2022-10-16 14:25:35,720 INFO L899 garLoopResultBuilder]: For program point L123(lines 123 403) no Hoare annotation was computed. [2022-10-16 14:25:35,721 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 391) no Hoare annotation was computed. [2022-10-16 14:25:35,721 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 184) no Hoare annotation was computed. [2022-10-16 14:25:35,721 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 435) no Hoare annotation was computed. [2022-10-16 14:25:35,721 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-10-16 14:25:35,721 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 391) no Hoare annotation was computed. [2022-10-16 14:25:35,721 INFO L899 garLoopResultBuilder]: For program point L372(lines 372 395) no Hoare annotation was computed. [2022-10-16 14:25:35,721 INFO L899 garLoopResultBuilder]: For program point L306(lines 306 316) no Hoare annotation was computed. [2022-10-16 14:25:35,721 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 184) no Hoare annotation was computed. [2022-10-16 14:25:35,723 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 234) no Hoare annotation was computed. [2022-10-16 14:25:35,723 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 344) no Hoare annotation was computed. [2022-10-16 14:25:35,723 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 80) no Hoare annotation was computed. [2022-10-16 14:25:35,723 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-10-16 14:25:35,724 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 432) no Hoare annotation was computed. [2022-10-16 14:25:35,725 INFO L899 garLoopResultBuilder]: For program point L92-1(line 92) no Hoare annotation was computed. [2022-10-16 14:25:35,725 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 331) no Hoare annotation was computed. [2022-10-16 14:25:35,725 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 357) no Hoare annotation was computed. [2022-10-16 14:25:35,725 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 131) no Hoare annotation was computed. [2022-10-16 14:25:35,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 234) no Hoare annotation was computed. [2022-10-16 14:25:35,726 INFO L899 garLoopResultBuilder]: For program point L143(lines 143 362) no Hoare annotation was computed. [2022-10-16 14:25:35,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 131) no Hoare annotation was computed. [2022-10-16 14:25:35,726 INFO L899 garLoopResultBuilder]: For program point L391(line 391) no Hoare annotation was computed. [2022-10-16 14:25:35,726 INFO L899 garLoopResultBuilder]: For program point L391-1(line 391) no Hoare annotation was computed. [2022-10-16 14:25:35,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2022-10-16 14:25:35,726 INFO L899 garLoopResultBuilder]: For program point L61(lines 61 427) no Hoare annotation was computed. [2022-10-16 14:25:35,727 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-10-16 14:25:35,727 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 194) no Hoare annotation was computed. [2022-10-16 14:25:35,727 INFO L899 garLoopResultBuilder]: For program point L111(lines 111 405) no Hoare annotation was computed. [2022-10-16 14:25:35,727 INFO L895 garLoopResultBuilder]: At program point L392(lines 129 403) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__scheme~0#1| 1000000) (<= 0 (+ 1000000 |ULTIMATE.start_main_~main__urilen~0#1|)) (<= |ULTIMATE.start_main_~main__urilen~0#1| 1000000) (<= 0 |ULTIMATE.start_main_~main__cp~0#1|) (<= |ULTIMATE.start_main_~main__tokenlen~0#1| 1000000) (<= 0 |ULTIMATE.start_main_~main__scheme~0#1|) (<= 0 (+ 1000000 |ULTIMATE.start_main_~main__tokenlen~0#1|)) (<= |ULTIMATE.start_main_~main__cp~0#1| 1000000)) [2022-10-16 14:25:35,727 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-10-16 14:25:35,727 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2022-10-16 14:25:35,728 INFO L899 garLoopResultBuilder]: For program point L194-1(line 194) no Hoare annotation was computed. [2022-10-16 14:25:35,729 INFO L899 garLoopResultBuilder]: For program point L194-2(line 194) no Hoare annotation was computed. [2022-10-16 14:25:35,729 INFO L899 garLoopResultBuilder]: For program point L95(lines 95 412) no Hoare annotation was computed. [2022-10-16 14:25:35,729 INFO L899 garLoopResultBuilder]: For program point L194-3(line 194) no Hoare annotation was computed. [2022-10-16 14:25:35,729 INFO L899 garLoopResultBuilder]: For program point L194-4(lines 194 354) no Hoare annotation was computed. [2022-10-16 14:25:35,729 INFO L899 garLoopResultBuilder]: For program point L29(lines 29 437) no Hoare annotation was computed. [2022-10-16 14:25:35,729 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 194) no Hoare annotation was computed. [2022-10-16 14:25:35,729 INFO L895 garLoopResultBuilder]: At program point L327(lines 262 328) the Hoare annotation is: (and (let ((.cse0 (<= 0 (+ 1000000 |ULTIMATE.start_main_~main__urilen~0#1|))) (.cse1 (<= |ULTIMATE.start_main_~main__urilen~0#1| 1000000)) (.cse2 (<= 0 |ULTIMATE.start_main_~main__cp~0#1|)) (.cse3 (<= |ULTIMATE.start_main_~main__tokenlen~0#1| 1000000)) (.cse4 (<= 0 |ULTIMATE.start_main_~main__scheme~0#1|)) (.cse5 (<= 0 (+ 1000000 |ULTIMATE.start_main_~main__tokenlen~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_main_~main__c~0#1| 0)) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_main_~main__c~0#1|) (< |ULTIMATE.start_main_~main__c~0#1| 2147483646) .cse4 .cse5))) (<= |ULTIMATE.start_main_~main__cp~0#1| 999999) (or (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~10#1| 0) (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~10#1| 1))) [2022-10-16 14:25:35,730 INFO L899 garLoopResultBuilder]: For program point L294(lines 294 318) no Hoare annotation was computed. [2022-10-16 14:25:35,730 INFO L899 garLoopResultBuilder]: For program point L162(line 162) no Hoare annotation was computed. [2022-10-16 14:25:35,730 INFO L899 garLoopResultBuilder]: For program point L162-1(line 162) no Hoare annotation was computed. [2022-10-16 14:25:35,730 INFO L899 garLoopResultBuilder]: For program point L162-2(lines 162 359) no Hoare annotation was computed. [2022-10-16 14:25:35,731 INFO L899 garLoopResultBuilder]: For program point L63(lines 63 422) no Hoare annotation was computed. [2022-10-16 14:25:35,731 INFO L895 garLoopResultBuilder]: At program point L410(lines 104 411) the Hoare annotation is: (<= |ULTIMATE.start_main_~main__urilen~0#1| 2147483647) [2022-10-16 14:25:35,731 INFO L899 garLoopResultBuilder]: For program point L212(lines 212 346) no Hoare annotation was computed. [2022-10-16 14:25:35,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 314) no Hoare annotation was computed. [2022-10-16 14:25:35,733 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-10-16 14:25:35,733 INFO L899 garLoopResultBuilder]: For program point L47(lines 47 434) no Hoare annotation was computed. [2022-10-16 14:25:35,733 INFO L899 garLoopResultBuilder]: For program point L80-1(line 80) no Hoare annotation was computed. [2022-10-16 14:25:35,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 172) no Hoare annotation was computed. [2022-10-16 14:25:35,733 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 328) no Hoare annotation was computed. [2022-10-16 14:25:35,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 314) no Hoare annotation was computed. [2022-10-16 14:25:35,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 172) no Hoare annotation was computed. [2022-10-16 14:25:35,734 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-10-16 14:25:35,734 INFO L899 garLoopResultBuilder]: For program point L131-1(lines 131 402) no Hoare annotation was computed. [2022-10-16 14:25:35,734 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 417) no Hoare annotation was computed. [2022-10-16 14:25:35,734 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-10-16 14:25:35,734 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 92) no Hoare annotation was computed. [2022-10-16 14:25:35,736 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 232) no Hoare annotation was computed. [2022-10-16 14:25:35,736 INFO L899 garLoopResultBuilder]: For program point L264(line 264) no Hoare annotation was computed. [2022-10-16 14:25:35,737 INFO L899 garLoopResultBuilder]: For program point L264-1(line 264) no Hoare annotation was computed. [2022-10-16 14:25:35,737 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 92) no Hoare annotation was computed. [2022-10-16 14:25:35,737 INFO L899 garLoopResultBuilder]: For program point L314(line 314) no Hoare annotation was computed. [2022-10-16 14:25:35,737 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 232) no Hoare annotation was computed. [2022-10-16 14:25:35,737 INFO L899 garLoopResultBuilder]: For program point L83(lines 83 414) no Hoare annotation was computed. [2022-10-16 14:25:35,737 INFO L899 garLoopResultBuilder]: For program point L232(line 232) no Hoare annotation was computed. [2022-10-16 14:25:35,738 INFO L899 garLoopResultBuilder]: For program point L232-1(lines 232 343) no Hoare annotation was computed. [2022-10-16 14:25:35,738 INFO L895 garLoopResultBuilder]: At program point L315(lines 230 344) the Hoare annotation is: (let ((.cse7 (= |ULTIMATE.start_main_~main__c~0#1| 0)) (.cse0 (<= 0 (+ 1000000 |ULTIMATE.start_main_~main__urilen~0#1|))) (.cse1 (<= |ULTIMATE.start_main_~main__urilen~0#1| 1000000)) (.cse2 (<= 0 |ULTIMATE.start_main_~main__cp~0#1|)) (.cse3 (<= |ULTIMATE.start_main_~main__tokenlen~0#1| 1000000)) (.cse8 (<= 1 |ULTIMATE.start_main_~main__c~0#1|)) (.cse4 (<= |ULTIMATE.start_main_~main__cp~0#1| 1000003)) (.cse9 (< |ULTIMATE.start_main_~main__c~0#1| 2147483646)) (.cse5 (<= 0 |ULTIMATE.start_main_~main__scheme~0#1|)) (.cse6 (<= 0 (+ 1000000 |ULTIMATE.start_main_~main__tokenlen~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (or (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse8 .cse9 .cse5 .cse6)) (< |ULTIMATE.start_main_~main__scheme~0#1| 2147483640) (< |ULTIMATE.start_main_~main__cp~0#1| 2147483643)) (and .cse0 .cse1 .cse2 .cse3 .cse8 .cse4 .cse9 .cse5 .cse6))) [2022-10-16 14:25:35,738 INFO L899 garLoopResultBuilder]: For program point L282(lines 282 320) no Hoare annotation was computed. [2022-10-16 14:25:35,738 INFO L895 garLoopResultBuilder]: At program point L431(lines 13 439) the Hoare annotation is: (<= |ULTIMATE.start_main_~main__urilen~0#1| 2147483647) [2022-10-16 14:25:35,738 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 194) no Hoare annotation was computed. [2022-10-16 14:25:35,738 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-10-16 14:25:35,738 INFO L899 garLoopResultBuilder]: For program point L200-1(line 200) no Hoare annotation was computed. [2022-10-16 14:25:35,739 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 436) no Hoare annotation was computed. [2022-10-16 14:25:35,743 INFO L444 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:25:35,746 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 14:25:35,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:25:35 BoogieIcfgContainer [2022-10-16 14:25:35,790 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 14:25:35,791 INFO L158 Benchmark]: Toolchain (without parser) took 26928.93ms. Allocated memory was 154.1MB in the beginning and 390.1MB in the end (delta: 235.9MB). Free memory was 129.0MB in the beginning and 340.2MB in the end (delta: -211.2MB). Peak memory consumption was 234.0MB. Max. memory is 8.0GB. [2022-10-16 14:25:35,795 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 154.1MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 14:25:35,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.19ms. Allocated memory is still 154.1MB. Free memory was 128.8MB in the beginning and 109.4MB in the end (delta: 19.3MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2022-10-16 14:25:35,796 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.91ms. Allocated memory is still 154.1MB. Free memory was 109.4MB in the beginning and 107.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 14:25:35,796 INFO L158 Benchmark]: Boogie Preprocessor took 36.13ms. Allocated memory is still 154.1MB. Free memory was 107.1MB in the beginning and 105.7MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-16 14:25:35,796 INFO L158 Benchmark]: RCFGBuilder took 773.35ms. Allocated memory is still 154.1MB. Free memory was 105.7MB in the beginning and 120.9MB in the end (delta: -15.2MB). Peak memory consumption was 7.6MB. Max. memory is 8.0GB. [2022-10-16 14:25:35,799 INFO L158 Benchmark]: TraceAbstraction took 25648.81ms. Allocated memory was 154.1MB in the beginning and 390.1MB in the end (delta: 235.9MB). Free memory was 120.4MB in the beginning and 340.2MB in the end (delta: -219.8MB). Peak memory consumption was 225.3MB. Max. memory is 8.0GB. [2022-10-16 14:25:35,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 154.1MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 396.19ms. Allocated memory is still 154.1MB. Free memory was 128.8MB in the beginning and 109.4MB in the end (delta: 19.3MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 59.91ms. Allocated memory is still 154.1MB. Free memory was 109.4MB in the beginning and 107.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.13ms. Allocated memory is still 154.1MB. Free memory was 107.1MB in the beginning and 105.7MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 773.35ms. Allocated memory is still 154.1MB. Free memory was 105.7MB in the beginning and 120.9MB in the end (delta: -15.2MB). Peak memory consumption was 7.6MB. Max. memory is 8.0GB. * TraceAbstraction took 25648.81ms. Allocated memory was 154.1MB in the beginning and 390.1MB in the end (delta: 235.9MB). Free memory was 120.4MB in the beginning and 340.2MB in the end (delta: -219.8MB). Peak memory consumption was 225.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 80]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 80]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 131]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 131]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 162]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 162]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 172]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 172]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 184]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 184]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 194]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 194]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 194]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 194]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 200]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 200]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 232]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 232]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 234]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 234]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 264]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 264]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 314]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 314]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 391]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 391]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 25.5s, OverallIterations: 14, TraceHistogramMax: 12, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7641 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7641 mSDsluCounter, 2373 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1561 mSDsCounter, 515 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2387 IncrementalHoareTripleChecker+Invalid, 2902 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 515 mSolverCounterUnsat, 812 mSDtfsCounter, 2387 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1266 GetRequests, 1079 SyntacticMatches, 0 SemanticMatches, 187 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1979 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=669occurred in iteration=13, InterpolantAutomatonStates: 152, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 14 MinimizatonAttempts, 2230 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 98 NumberOfFragments, 275 HoareAnnotationTreeSize, 6 FomulaSimplifications, 42758 FormulaSimplificationTreeSizeReduction, 10.6s HoareSimplificationTime, 6 FomulaSimplificationsInter, 153709 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 1464 NumberOfCodeBlocks, 1281 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 1952 ConstructedInterpolants, 0 QuantifiedInterpolants, 5308 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1131 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 25 InterpolantComputations, 9 PerfectInterpolantSequences, 1465/2842 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: main__urilen <= 2147483647 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: ((((((((0 <= 1000000 + main__urilen && main__urilen <= 1000000) && 0 <= main__cp) && main__tokenlen <= 1000000) && main__cp <= 1000003) && 0 <= main__scheme) && 0 <= 1000000 + main__tokenlen) && main__c == 0) || (((((((((0 <= 1000000 + main__urilen && main__urilen <= 1000000) && 0 <= main__cp) && main__tokenlen <= 1000000) && 0 <= main__scheme) && 0 <= 1000000 + main__tokenlen) && main__c == 0) || (((((((0 <= 1000000 + main__urilen && main__urilen <= 1000000) && 0 <= main__cp) && main__tokenlen <= 1000000) && 1 <= main__c) && main__c < 2147483646) && 0 <= main__scheme) && 0 <= 1000000 + main__tokenlen)) && main__scheme < 2147483640) && main__cp < 2147483643)) || ((((((((0 <= 1000000 + main__urilen && main__urilen <= 1000000) && 0 <= main__cp) && main__tokenlen <= 1000000) && 1 <= main__c) && main__cp <= 1000003) && main__c < 2147483646) && 0 <= main__scheme) && 0 <= 1000000 + main__tokenlen) - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: ((((((((0 <= 1000000 + main__urilen && main__urilen <= 1000000) && 0 <= main__cp) && main__tokenlen <= 1000000) && 0 <= main__scheme) && 0 <= 1000000 + main__tokenlen) && main__c == 0) || (((((((0 <= 1000000 + main__urilen && main__urilen <= 1000000) && 0 <= main__cp) && main__tokenlen <= 1000000) && 1 <= main__c) && main__c < 2147483646) && 0 <= main__scheme) && 0 <= 1000000 + main__tokenlen)) && main__cp <= 999999) && (__VERIFIER_assert__cond == 0 || __VERIFIER_assert__cond == 1) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: main__urilen <= 2147483647 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: ((((((main__scheme <= 1000000 && 0 <= 1000000 + main__urilen) && main__urilen <= 1000000) && 0 <= main__cp) && main__tokenlen <= 1000000) && 0 <= main__scheme) && 0 <= 1000000 + main__tokenlen) && main__cp <= 1000000 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: (((((((main__scheme <= 1000000 && 0 <= 1000000 + main__urilen) && main__urilen <= 1000000) && 0 <= main__cp) && main__tokenlen <= 1000000) && 0 <= main__scheme) && 0 <= 1000000 + main__tokenlen) && main__cp <= 1000000) || ((((main__scheme <= 1000000 && 0 <= main__cp) && 0 <= main__scheme) && main__cp <= 999999) && main__cp + 1 == main__urilen) RESULT: Ultimate proved your program to be correct! [2022-10-16 14:25:35,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...