/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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 16:18:11,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 16:18:11,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 16:18:11,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 16:18:11,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 16:18:11,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 16:18:11,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 16:18:11,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 16:18:11,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 16:18:11,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 16:18:11,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 16:18:11,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 16:18:11,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 16:18:11,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 16:18:11,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 16:18:11,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 16:18:11,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 16:18:11,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 16:18:11,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 16:18:11,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 16:18:11,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 16:18:11,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 16:18:11,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 16:18:11,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 16:18:11,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 16:18:11,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 16:18:11,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 16:18:11,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 16:18:11,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 16:18:11,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 16:18:11,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 16:18:11,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 16:18:11,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 16:18:11,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 16:18:11,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 16:18:11,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 16:18:11,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 16:18:11,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 16:18:11,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 16:18:11,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 16:18:11,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 16:18:11,544 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 16:18:11,592 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 16:18:11,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 16:18:11,593 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 16:18:11,594 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 16:18:11,594 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 16:18:11,595 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 16:18:11,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 16:18:11,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 16:18:11,596 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 16:18:11,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 16:18:11,596 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 16:18:11,597 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 16:18:11,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 16:18:11,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 16:18:11,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 16:18:11,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 16:18:11,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 16:18:11,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 16:18:11,598 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 16:18:11,598 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 16:18:11,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 16:18:11,599 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 16:18:11,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 16:18:11,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 16:18:11,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 16:18:11,600 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 16:18:11,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 16:18:11,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 16:18:11,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 16:18:11,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 16:18:11,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 16:18:11,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 16:18:11,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 16:18:11,602 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 16:18:12,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 16:18:12,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 16:18:12,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 16:18:12,038 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 16:18:12,039 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 16:18:12,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2022-10-16 16:18:12,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dafb5b92d/d7743132d6e5443c8620ba1e4abf384c/FLAGa62b2ce3f [2022-10-16 16:18:12,914 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 16:18:12,915 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2022-10-16 16:18:12,938 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dafb5b92d/d7743132d6e5443c8620ba1e4abf384c/FLAGa62b2ce3f [2022-10-16 16:18:13,148 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dafb5b92d/d7743132d6e5443c8620ba1e4abf384c [2022-10-16 16:18:13,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 16:18:13,157 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 16:18:13,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 16:18:13,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 16:18:13,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 16:18:13,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:13,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@132bf642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13, skipping insertion in model container [2022-10-16 16:18:13,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:13,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 16:18:13,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 16:18:13,490 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[5819,5832] [2022-10-16 16:18:13,510 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[8492,8505] [2022-10-16 16:18:13,529 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[11299,11312] [2022-10-16 16:18:13,547 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[13874,13887] [2022-10-16 16:18:13,583 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16880,16893] [2022-10-16 16:18:13,616 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[19470,19483] [2022-10-16 16:18:13,635 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[22230,22243] [2022-10-16 16:18:13,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 16:18:13,701 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 16:18:13,810 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[5819,5832] [2022-10-16 16:18:13,849 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[8492,8505] [2022-10-16 16:18:13,893 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[11299,11312] [2022-10-16 16:18:13,916 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[13874,13887] [2022-10-16 16:18:13,927 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16880,16893] [2022-10-16 16:18:13,938 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[19470,19483] [2022-10-16 16:18:13,948 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[22230,22243] [2022-10-16 16:18:13,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 16:18:13,994 INFO L208 MainTranslator]: Completed translation [2022-10-16 16:18:13,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13 WrapperNode [2022-10-16 16:18:13,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 16:18:13,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 16:18:13,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 16:18:13,996 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 16:18:14,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:14,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:14,113 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1389 [2022-10-16 16:18:14,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 16:18:14,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 16:18:14,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 16:18:14,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 16:18:14,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:14,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:14,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:14,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:14,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:14,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:14,235 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:14,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:14,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 16:18:14,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 16:18:14,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 16:18:14,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 16:18:14,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (1/1) ... [2022-10-16 16:18:14,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 16:18:14,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 16:18:14,313 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 16:18:14,320 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 16:18:14,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 16:18:14,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 16:18:14,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 16:18:14,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 16:18:14,651 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 16:18:14,654 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 16:18:16,211 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 16:18:16,225 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 16:18:16,225 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 16:18:16,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 04:18:16 BoogieIcfgContainer [2022-10-16 16:18:16,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 16:18:16,232 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 16:18:16,232 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 16:18:16,236 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 16:18:16,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 04:18:13" (1/3) ... [2022-10-16 16:18:16,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@785fef02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 04:18:16, skipping insertion in model container [2022-10-16 16:18:16,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:18:13" (2/3) ... [2022-10-16 16:18:16,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@785fef02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 04:18:16, skipping insertion in model container [2022-10-16 16:18:16,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 04:18:16" (3/3) ... [2022-10-16 16:18:16,240 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2022-10-16 16:18:16,262 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 16:18:16,262 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 142 error locations. [2022-10-16 16:18:16,347 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 16:18:16,357 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;@31329467, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 16:18:16,358 INFO L358 AbstractCegarLoop]: Starting to check reachability of 142 error locations. [2022-10-16 16:18:16,377 INFO L276 IsEmpty]: Start isEmpty. Operand has 535 states, 392 states have (on average 1.8903061224489797) internal successors, (741), 534 states have internal predecessors, (741), 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 16:18:16,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-16 16:18:16,386 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:16,387 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] [2022-10-16 16:18:16,388 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr110ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:16,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:16,394 INFO L85 PathProgramCache]: Analyzing trace with hash -638367509, now seen corresponding path program 1 times [2022-10-16 16:18:16,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:16,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237629167] [2022-10-16 16:18:16,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:16,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:16,864 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 16:18:16,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:16,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237629167] [2022-10-16 16:18:16,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237629167] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:16,868 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:16,868 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 16:18:16,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289688836] [2022-10-16 16:18:16,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:16,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 16:18:16,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:16,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 16:18:16,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:18:16,924 INFO L87 Difference]: Start difference. First operand has 535 states, 392 states have (on average 1.8903061224489797) internal successors, (741), 534 states have internal predecessors, (741), 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 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 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 16:18:17,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:17,600 INFO L93 Difference]: Finished difference Result 673 states and 933 transitions. [2022-10-16 16:18:17,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:17,607 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 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 26 [2022-10-16 16:18:17,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:17,638 INFO L225 Difference]: With dead ends: 673 [2022-10-16 16:18:17,638 INFO L226 Difference]: Without dead ends: 610 [2022-10-16 16:18:17,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 16:18:17,649 INFO L413 NwaCegarLoop]: 550 mSDtfsCounter, 1146 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:17,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1146 Valid, 883 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 470 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-10-16 16:18:17,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2022-10-16 16:18:17,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 538. [2022-10-16 16:18:17,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 434 states have (on average 1.4585253456221199) internal successors, (633), 537 states have internal predecessors, (633), 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 16:18:17,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 633 transitions. [2022-10-16 16:18:17,838 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 633 transitions. Word has length 26 [2022-10-16 16:18:17,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:17,839 INFO L495 AbstractCegarLoop]: Abstraction has 538 states and 633 transitions. [2022-10-16 16:18:17,839 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 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 16:18:17,839 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 633 transitions. [2022-10-16 16:18:17,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-16 16:18:17,841 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:17,841 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] [2022-10-16 16:18:17,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 16:18:17,842 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr111ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:17,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:17,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1685444810, now seen corresponding path program 1 times [2022-10-16 16:18:17,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:17,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392905494] [2022-10-16 16:18:17,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:17,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:17,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:18,052 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 16:18:18,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:18,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392905494] [2022-10-16 16:18:18,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392905494] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:18,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:18,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 16:18:18,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432751205] [2022-10-16 16:18:18,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:18,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 16:18:18,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:18,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 16:18:18,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:18:18,058 INFO L87 Difference]: Start difference. First operand 538 states and 633 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 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 16:18:18,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:18,467 INFO L93 Difference]: Finished difference Result 601 states and 723 transitions. [2022-10-16 16:18:18,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 16:18:18,468 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 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 27 [2022-10-16 16:18:18,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:18,474 INFO L225 Difference]: With dead ends: 601 [2022-10-16 16:18:18,475 INFO L226 Difference]: Without dead ends: 573 [2022-10-16 16:18:18,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 16:18:18,478 INFO L413 NwaCegarLoop]: 352 mSDtfsCounter, 931 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 931 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:18,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [931 Valid, 450 Invalid, 357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 16:18:18,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2022-10-16 16:18:18,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 567. [2022-10-16 16:18:18,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 567 states, 488 states have (on average 1.4180327868852458) internal successors, (692), 566 states have internal predecessors, (692), 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 16:18:18,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 692 transitions. [2022-10-16 16:18:18,533 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 692 transitions. Word has length 27 [2022-10-16 16:18:18,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:18,534 INFO L495 AbstractCegarLoop]: Abstraction has 567 states and 692 transitions. [2022-10-16 16:18:18,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 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 16:18:18,534 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 692 transitions. [2022-10-16 16:18:18,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-16 16:18:18,536 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:18,536 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] [2022-10-16 16:18:18,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 16:18:18,537 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr112ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:18,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:18,538 INFO L85 PathProgramCache]: Analyzing trace with hash 709182669, now seen corresponding path program 1 times [2022-10-16 16:18:18,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:18,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001104047] [2022-10-16 16:18:18,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:18,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:18,725 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 16:18:18,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:18,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001104047] [2022-10-16 16:18:18,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001104047] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:18,726 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:18,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:18,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094570550] [2022-10-16 16:18:18,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:18,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:18,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:18,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:18,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:18,729 INFO L87 Difference]: Start difference. First operand 567 states and 692 transitions. Second operand has 5 states, 4 states have (on average 7.0) internal successors, (28), 5 states have internal predecessors, (28), 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 16:18:19,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:19,324 INFO L93 Difference]: Finished difference Result 1035 states and 1388 transitions. [2022-10-16 16:18:19,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 16:18:19,325 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.0) internal successors, (28), 5 states have internal predecessors, (28), 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 28 [2022-10-16 16:18:19,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:19,331 INFO L225 Difference]: With dead ends: 1035 [2022-10-16 16:18:19,331 INFO L226 Difference]: Without dead ends: 843 [2022-10-16 16:18:19,337 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 16:18:19,342 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 1383 mSDsluCounter, 650 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1383 SdHoareTripleChecker+Valid, 1073 SdHoareTripleChecker+Invalid, 626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:19,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1383 Valid, 1073 Invalid, 626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-10-16 16:18:19,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2022-10-16 16:18:19,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 711. [2022-10-16 16:18:19,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 711 states, 650 states have (on average 1.4153846153846155) internal successors, (920), 710 states have internal predecessors, (920), 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 16:18:19,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 920 transitions. [2022-10-16 16:18:19,396 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 920 transitions. Word has length 28 [2022-10-16 16:18:19,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:19,397 INFO L495 AbstractCegarLoop]: Abstraction has 711 states and 920 transitions. [2022-10-16 16:18:19,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.0) internal successors, (28), 5 states have internal predecessors, (28), 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 16:18:19,397 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 920 transitions. [2022-10-16 16:18:19,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-16 16:18:19,399 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:19,399 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] [2022-10-16 16:18:19,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 16:18:19,399 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr113ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:19,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:19,400 INFO L85 PathProgramCache]: Analyzing trace with hash 509827372, now seen corresponding path program 1 times [2022-10-16 16:18:19,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:19,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808114410] [2022-10-16 16:18:19,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:19,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:19,545 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 16:18:19,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:19,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808114410] [2022-10-16 16:18:19,546 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808114410] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:19,546 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:19,546 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:19,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437449468] [2022-10-16 16:18:19,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:19,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:19,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:19,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:19,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:19,548 INFO L87 Difference]: Start difference. First operand 711 states and 920 transitions. Second operand has 5 states, 4 states have (on average 7.25) internal successors, (29), 5 states have internal predecessors, (29), 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 16:18:19,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:19,966 INFO L93 Difference]: Finished difference Result 834 states and 1097 transitions. [2022-10-16 16:18:19,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 16:18:19,967 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.25) internal successors, (29), 5 states have internal predecessors, (29), 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 29 [2022-10-16 16:18:19,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:19,973 INFO L225 Difference]: With dead ends: 834 [2022-10-16 16:18:19,973 INFO L226 Difference]: Without dead ends: 807 [2022-10-16 16:18:19,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 16:18:19,985 INFO L413 NwaCegarLoop]: 374 mSDtfsCounter, 1343 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1343 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:19,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1343 Valid, 631 Invalid, 461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 16:18:19,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2022-10-16 16:18:20,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 795. [2022-10-16 16:18:20,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 795 states, 756 states have (on average 1.3955026455026456) internal successors, (1055), 794 states have internal predecessors, (1055), 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 16:18:20,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1055 transitions. [2022-10-16 16:18:20,041 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1055 transitions. Word has length 29 [2022-10-16 16:18:20,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:20,041 INFO L495 AbstractCegarLoop]: Abstraction has 795 states and 1055 transitions. [2022-10-16 16:18:20,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.25) internal successors, (29), 5 states have internal predecessors, (29), 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 16:18:20,042 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1055 transitions. [2022-10-16 16:18:20,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-16 16:18:20,055 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:20,055 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 16:18:20,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 16:18:20,056 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:20,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:20,059 INFO L85 PathProgramCache]: Analyzing trace with hash 413875919, now seen corresponding path program 1 times [2022-10-16 16:18:20,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:20,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109044722] [2022-10-16 16:18:20,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:20,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:20,266 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 16:18:20,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:20,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109044722] [2022-10-16 16:18:20,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109044722] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:20,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:20,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 16:18:20,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736875145] [2022-10-16 16:18:20,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:20,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 16:18:20,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:20,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 16:18:20,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:18:20,272 INFO L87 Difference]: Start difference. First operand 795 states and 1055 transitions. Second operand has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 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 16:18:20,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:20,609 INFO L93 Difference]: Finished difference Result 969 states and 1305 transitions. [2022-10-16 16:18:20,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 16:18:20,610 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 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 16:18:20,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:20,616 INFO L225 Difference]: With dead ends: 969 [2022-10-16 16:18:20,616 INFO L226 Difference]: Without dead ends: 963 [2022-10-16 16:18:20,617 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:18:20,618 INFO L413 NwaCegarLoop]: 482 mSDtfsCounter, 439 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 439 SdHoareTripleChecker+Valid, 811 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:20,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [439 Valid, 811 Invalid, 366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 16:18:20,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2022-10-16 16:18:20,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 846. [2022-10-16 16:18:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 846 states, 810 states have (on average 1.4024691358024692) internal successors, (1136), 845 states have internal predecessors, (1136), 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 16:18:20,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1136 transitions. [2022-10-16 16:18:20,677 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1136 transitions. Word has length 53 [2022-10-16 16:18:20,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:20,678 INFO L495 AbstractCegarLoop]: Abstraction has 846 states and 1136 transitions. [2022-10-16 16:18:20,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 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 16:18:20,678 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1136 transitions. [2022-10-16 16:18:20,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-16 16:18:20,679 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:20,680 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 16:18:20,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 16:18:20,680 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:20,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:20,681 INFO L85 PathProgramCache]: Analyzing trace with hash -2103661817, now seen corresponding path program 1 times [2022-10-16 16:18:20,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:20,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845278572] [2022-10-16 16:18:20,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:20,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:20,802 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 16:18:20,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:20,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845278572] [2022-10-16 16:18:20,803 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845278572] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:20,803 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:20,803 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 16:18:20,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338147378] [2022-10-16 16:18:20,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:20,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 16:18:20,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:20,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 16:18:20,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:18:20,806 INFO L87 Difference]: Start difference. First operand 846 states and 1136 transitions. Second operand has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 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 16:18:21,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:21,137 INFO L93 Difference]: Finished difference Result 1131 states and 1552 transitions. [2022-10-16 16:18:21,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 16:18:21,138 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 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 16:18:21,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:21,144 INFO L225 Difference]: With dead ends: 1131 [2022-10-16 16:18:21,145 INFO L226 Difference]: Without dead ends: 1125 [2022-10-16 16:18:21,145 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:18:21,146 INFO L413 NwaCegarLoop]: 327 mSDtfsCounter, 583 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 334 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:21,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [583 Valid, 634 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 16:18:21,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2022-10-16 16:18:21,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 1113. [2022-10-16 16:18:21,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1113 states, 1080 states have (on average 1.4259259259259258) internal successors, (1540), 1112 states have internal predecessors, (1540), 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 16:18:21,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 1113 states and 1540 transitions. [2022-10-16 16:18:21,242 INFO L78 Accepts]: Start accepts. Automaton has 1113 states and 1540 transitions. Word has length 53 [2022-10-16 16:18:21,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:21,243 INFO L495 AbstractCegarLoop]: Abstraction has 1113 states and 1540 transitions. [2022-10-16 16:18:21,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 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 16:18:21,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1540 transitions. [2022-10-16 16:18:21,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-16 16:18:21,245 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:21,245 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 16:18:21,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 16:18:21,246 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr103ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:21,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:21,246 INFO L85 PathProgramCache]: Analyzing trace with hash -789005837, now seen corresponding path program 1 times [2022-10-16 16:18:21,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:21,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464805900] [2022-10-16 16:18:21,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:21,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:21,421 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 16:18:21,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:21,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464805900] [2022-10-16 16:18:21,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464805900] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:21,422 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:21,423 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 16:18:21,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416111662] [2022-10-16 16:18:21,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:21,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 16:18:21,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:21,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 16:18:21,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:18:21,425 INFO L87 Difference]: Start difference. First operand 1113 states and 1540 transitions. Second operand has 4 states, 3 states have (on average 18.0) internal successors, (54), 4 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 16:18:21,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:21,725 INFO L93 Difference]: Finished difference Result 1119 states and 1540 transitions. [2022-10-16 16:18:21,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 16:18:21,725 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 18.0) internal successors, (54), 4 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 16:18:21,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:21,732 INFO L225 Difference]: With dead ends: 1119 [2022-10-16 16:18:21,733 INFO L226 Difference]: Without dead ends: 1113 [2022-10-16 16:18:21,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:18:21,734 INFO L413 NwaCegarLoop]: 294 mSDtfsCounter, 495 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:21,735 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 536 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 16:18:21,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2022-10-16 16:18:21,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 1107. [2022-10-16 16:18:21,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1107 states, 1080 states have (on average 1.4064814814814814) internal successors, (1519), 1106 states have internal predecessors, (1519), 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 16:18:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 1107 states and 1519 transitions. [2022-10-16 16:18:21,820 INFO L78 Accepts]: Start accepts. Automaton has 1107 states and 1519 transitions. Word has length 54 [2022-10-16 16:18:21,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:21,821 INFO L495 AbstractCegarLoop]: Abstraction has 1107 states and 1519 transitions. [2022-10-16 16:18:21,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 18.0) internal successors, (54), 4 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 16:18:21,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1519 transitions. [2022-10-16 16:18:21,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-16 16:18:21,823 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:21,823 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 16:18:21,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 16:18:21,823 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:21,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:21,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1697180783, now seen corresponding path program 1 times [2022-10-16 16:18:21,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:21,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384426558] [2022-10-16 16:18:21,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:21,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:21,974 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 16:18:21,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:21,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384426558] [2022-10-16 16:18:21,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384426558] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:21,975 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:21,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:21,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621418783] [2022-10-16 16:18:21,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:21,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:21,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:21,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:21,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:21,978 INFO L87 Difference]: Start difference. First operand 1107 states and 1519 transitions. Second operand has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 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 16:18:22,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:22,444 INFO L93 Difference]: Finished difference Result 1827 states and 2577 transitions. [2022-10-16 16:18:22,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:22,446 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 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 16:18:22,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:22,455 INFO L225 Difference]: With dead ends: 1827 [2022-10-16 16:18:22,456 INFO L226 Difference]: Without dead ends: 1330 [2022-10-16 16:18:22,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 16:18:22,460 INFO L413 NwaCegarLoop]: 473 mSDtfsCounter, 827 mSDsluCounter, 597 mSDsCounter, 0 mSdLazyCounter, 539 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 827 SdHoareTripleChecker+Valid, 1070 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:22,461 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [827 Valid, 1070 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 539 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 16:18:22,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states. [2022-10-16 16:18:22,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1321. [2022-10-16 16:18:22,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1321 states, 1296 states have (on average 1.4089506172839505) internal successors, (1826), 1320 states have internal predecessors, (1826), 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 16:18:22,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1321 states and 1826 transitions. [2022-10-16 16:18:22,590 INFO L78 Accepts]: Start accepts. Automaton has 1321 states and 1826 transitions. Word has length 55 [2022-10-16 16:18:22,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:22,591 INFO L495 AbstractCegarLoop]: Abstraction has 1321 states and 1826 transitions. [2022-10-16 16:18:22,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 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 16:18:22,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1826 transitions. [2022-10-16 16:18:22,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-16 16:18:22,592 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:22,593 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 16:18:22,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 16:18:22,593 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:22,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:22,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1047780049, now seen corresponding path program 1 times [2022-10-16 16:18:22,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:22,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724324782] [2022-10-16 16:18:22,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:22,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:22,770 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 16:18:22,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:22,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724324782] [2022-10-16 16:18:22,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724324782] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:22,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:22,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 16:18:22,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047381014] [2022-10-16 16:18:22,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:22,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 16:18:22,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:22,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 16:18:22,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:18:22,775 INFO L87 Difference]: Start difference. First operand 1321 states and 1826 transitions. Second operand has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 4 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 16:18:23,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:23,144 INFO L93 Difference]: Finished difference Result 1498 states and 2076 transitions. [2022-10-16 16:18:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 16:18:23,145 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 4 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 16:18:23,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:23,154 INFO L225 Difference]: With dead ends: 1498 [2022-10-16 16:18:23,154 INFO L226 Difference]: Without dead ends: 1493 [2022-10-16 16:18:23,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:18:23,156 INFO L413 NwaCegarLoop]: 464 mSDtfsCounter, 239 mSDsluCounter, 509 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 973 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:23,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 973 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 16:18:23,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1493 states. [2022-10-16 16:18:23,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1493 to 1319. [2022-10-16 16:18:23,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1319 states, 1296 states have (on average 1.400462962962963) internal successors, (1815), 1318 states have internal predecessors, (1815), 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 16:18:23,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1319 states and 1815 transitions. [2022-10-16 16:18:23,276 INFO L78 Accepts]: Start accepts. Automaton has 1319 states and 1815 transitions. Word has length 55 [2022-10-16 16:18:23,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:23,276 INFO L495 AbstractCegarLoop]: Abstraction has 1319 states and 1815 transitions. [2022-10-16 16:18:23,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 4 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 16:18:23,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1815 transitions. [2022-10-16 16:18:23,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-16 16:18:23,278 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:23,278 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 16:18:23,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 16:18:23,279 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:23,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:23,280 INFO L85 PathProgramCache]: Analyzing trace with hash -687433807, now seen corresponding path program 1 times [2022-10-16 16:18:23,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:23,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497840975] [2022-10-16 16:18:23,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:23,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:23,449 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 16:18:23,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:23,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497840975] [2022-10-16 16:18:23,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497840975] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:23,450 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:23,450 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:23,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978385881] [2022-10-16 16:18:23,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:23,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:23,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:23,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:23,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:23,452 INFO L87 Difference]: Start difference. First operand 1319 states and 1815 transitions. Second operand has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 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 16:18:23,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:23,912 INFO L93 Difference]: Finished difference Result 2090 states and 2945 transitions. [2022-10-16 16:18:23,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:23,913 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 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 16:18:23,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:23,921 INFO L225 Difference]: With dead ends: 2090 [2022-10-16 16:18:23,921 INFO L226 Difference]: Without dead ends: 1314 [2022-10-16 16:18:23,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 16:18:23,924 INFO L413 NwaCegarLoop]: 471 mSDtfsCounter, 808 mSDsluCounter, 614 mSDsCounter, 0 mSdLazyCounter, 533 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 808 SdHoareTripleChecker+Valid, 1085 SdHoareTripleChecker+Invalid, 541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:23,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [808 Valid, 1085 Invalid, 541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 533 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 16:18:23,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states. [2022-10-16 16:18:24,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1308. [2022-10-16 16:18:24,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1308 states, 1287 states have (on average 1.3986013986013985) internal successors, (1800), 1307 states have internal predecessors, (1800), 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 16:18:24,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1308 states and 1800 transitions. [2022-10-16 16:18:24,030 INFO L78 Accepts]: Start accepts. Automaton has 1308 states and 1800 transitions. Word has length 55 [2022-10-16 16:18:24,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:24,030 INFO L495 AbstractCegarLoop]: Abstraction has 1308 states and 1800 transitions. [2022-10-16 16:18:24,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 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 16:18:24,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1800 transitions. [2022-10-16 16:18:24,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-16 16:18:24,034 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:24,034 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 16:18:24,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 16:18:24,034 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr104ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:24,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:24,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1310623881, now seen corresponding path program 1 times [2022-10-16 16:18:24,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:24,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411149168] [2022-10-16 16:18:24,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:24,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:24,155 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 16:18:24,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:24,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411149168] [2022-10-16 16:18:24,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411149168] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:24,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:24,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:24,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983063776] [2022-10-16 16:18:24,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:24,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:24,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:24,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:24,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:24,158 INFO L87 Difference]: Start difference. First operand 1308 states and 1800 transitions. Second operand has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 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 16:18:24,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:24,591 INFO L93 Difference]: Finished difference Result 1971 states and 2764 transitions. [2022-10-16 16:18:24,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:24,592 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 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 16:18:24,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:24,600 INFO L225 Difference]: With dead ends: 1971 [2022-10-16 16:18:24,600 INFO L226 Difference]: Without dead ends: 1639 [2022-10-16 16:18:24,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 16:18:24,602 INFO L413 NwaCegarLoop]: 441 mSDtfsCounter, 829 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 407 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 829 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:24,603 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [829 Valid, 832 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 407 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 16:18:24,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1639 states. [2022-10-16 16:18:24,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1639 to 1468. [2022-10-16 16:18:24,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1468 states, 1449 states have (on average 1.401656314699793) internal successors, (2031), 1467 states have internal predecessors, (2031), 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 16:18:24,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1468 states and 2031 transitions. [2022-10-16 16:18:24,720 INFO L78 Accepts]: Start accepts. Automaton has 1468 states and 2031 transitions. Word has length 55 [2022-10-16 16:18:24,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:24,720 INFO L495 AbstractCegarLoop]: Abstraction has 1468 states and 2031 transitions. [2022-10-16 16:18:24,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 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 16:18:24,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2031 transitions. [2022-10-16 16:18:24,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-16 16:18:24,722 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:24,723 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] [2022-10-16 16:18:24,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 16:18:24,723 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:24,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:24,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1072996105, now seen corresponding path program 1 times [2022-10-16 16:18:24,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:24,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190971794] [2022-10-16 16:18:24,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:24,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:24,844 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 16:18:24,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:24,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190971794] [2022-10-16 16:18:24,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190971794] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:24,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:24,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:24,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53854487] [2022-10-16 16:18:24,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:24,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:24,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:24,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:24,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:24,847 INFO L87 Difference]: Start difference. First operand 1468 states and 2031 transitions. Second operand has 5 states, 4 states have (on average 14.0) internal successors, (56), 5 states have internal predecessors, (56), 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 16:18:25,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:25,283 INFO L93 Difference]: Finished difference Result 2731 states and 3898 transitions. [2022-10-16 16:18:25,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:25,284 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 14.0) internal successors, (56), 5 states have internal predecessors, (56), 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 56 [2022-10-16 16:18:25,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:25,294 INFO L225 Difference]: With dead ends: 2731 [2022-10-16 16:18:25,294 INFO L226 Difference]: Without dead ends: 1896 [2022-10-16 16:18:25,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 16:18:25,297 INFO L413 NwaCegarLoop]: 352 mSDtfsCounter, 940 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 940 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:25,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [940 Valid, 677 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 16:18:25,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1896 states. [2022-10-16 16:18:25,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1896 to 1722. [2022-10-16 16:18:25,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1722 states, 1705 states have (on average 1.4205278592375365) internal successors, (2422), 1721 states have internal predecessors, (2422), 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 16:18:25,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1722 states and 2422 transitions. [2022-10-16 16:18:25,440 INFO L78 Accepts]: Start accepts. Automaton has 1722 states and 2422 transitions. Word has length 56 [2022-10-16 16:18:25,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:25,440 INFO L495 AbstractCegarLoop]: Abstraction has 1722 states and 2422 transitions. [2022-10-16 16:18:25,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.0) internal successors, (56), 5 states have internal predecessors, (56), 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 16:18:25,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2422 transitions. [2022-10-16 16:18:25,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-16 16:18:25,442 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:25,442 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] [2022-10-16 16:18:25,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-16 16:18:25,442 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr105ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:25,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:25,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1974635701, now seen corresponding path program 1 times [2022-10-16 16:18:25,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:25,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325848436] [2022-10-16 16:18:25,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:25,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:25,572 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 16:18:25,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:25,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325848436] [2022-10-16 16:18:25,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325848436] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:25,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:25,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:25,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859363083] [2022-10-16 16:18:25,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:25,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:25,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:25,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:25,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:25,575 INFO L87 Difference]: Start difference. First operand 1722 states and 2422 transitions. Second operand has 5 states, 4 states have (on average 14.0) internal successors, (56), 5 states have internal predecessors, (56), 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 16:18:26,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:26,020 INFO L93 Difference]: Finished difference Result 3366 states and 4871 transitions. [2022-10-16 16:18:26,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:26,021 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 14.0) internal successors, (56), 5 states have internal predecessors, (56), 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 56 [2022-10-16 16:18:26,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:26,032 INFO L225 Difference]: With dead ends: 3366 [2022-10-16 16:18:26,033 INFO L226 Difference]: Without dead ends: 2202 [2022-10-16 16:18:26,036 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 16:18:26,037 INFO L413 NwaCegarLoop]: 285 mSDtfsCounter, 959 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 959 SdHoareTripleChecker+Valid, 626 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:26,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [959 Valid, 626 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 361 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 16:18:26,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2202 states. [2022-10-16 16:18:26,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2202 to 1863. [2022-10-16 16:18:26,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1863 states, 1849 states have (on average 1.4299621416982153) internal successors, (2644), 1862 states have internal predecessors, (2644), 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 16:18:26,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1863 states and 2644 transitions. [2022-10-16 16:18:26,230 INFO L78 Accepts]: Start accepts. Automaton has 1863 states and 2644 transitions. Word has length 56 [2022-10-16 16:18:26,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:26,231 INFO L495 AbstractCegarLoop]: Abstraction has 1863 states and 2644 transitions. [2022-10-16 16:18:26,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.0) internal successors, (56), 5 states have internal predecessors, (56), 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 16:18:26,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2644 transitions. [2022-10-16 16:18:26,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-16 16:18:26,233 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:26,233 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] [2022-10-16 16:18:26,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-16 16:18:26,233 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:26,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:26,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1894295379, now seen corresponding path program 1 times [2022-10-16 16:18:26,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:26,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232302153] [2022-10-16 16:18:26,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:26,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:26,368 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 16:18:26,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:26,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232302153] [2022-10-16 16:18:26,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232302153] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:26,369 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:26,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:26,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863096951] [2022-10-16 16:18:26,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:26,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:26,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:26,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:26,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:26,371 INFO L87 Difference]: Start difference. First operand 1863 states and 2644 transitions. Second operand has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 states have internal predecessors, (57), 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 16:18:26,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:26,804 INFO L93 Difference]: Finished difference Result 2364 states and 3376 transitions. [2022-10-16 16:18:26,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:26,805 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 states have internal predecessors, (57), 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 57 [2022-10-16 16:18:26,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:26,816 INFO L225 Difference]: With dead ends: 2364 [2022-10-16 16:18:26,817 INFO L226 Difference]: Without dead ends: 2360 [2022-10-16 16:18:26,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:26,818 INFO L413 NwaCegarLoop]: 528 mSDtfsCounter, 501 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 340 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 501 SdHoareTripleChecker+Valid, 971 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:26,819 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [501 Valid, 971 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 340 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 16:18:26,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2360 states. [2022-10-16 16:18:27,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2360 to 2348. [2022-10-16 16:18:27,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2348 states, 2335 states have (on average 1.4402569593147752) internal successors, (3363), 2347 states have internal predecessors, (3363), 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 16:18:27,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 2348 states and 3363 transitions. [2022-10-16 16:18:27,046 INFO L78 Accepts]: Start accepts. Automaton has 2348 states and 3363 transitions. Word has length 57 [2022-10-16 16:18:27,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:27,047 INFO L495 AbstractCegarLoop]: Abstraction has 2348 states and 3363 transitions. [2022-10-16 16:18:27,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 states have internal predecessors, (57), 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 16:18:27,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 3363 transitions. [2022-10-16 16:18:27,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-16 16:18:27,048 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:27,048 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] [2022-10-16 16:18:27,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-16 16:18:27,049 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:27,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:27,049 INFO L85 PathProgramCache]: Analyzing trace with hash 977280711, now seen corresponding path program 1 times [2022-10-16 16:18:27,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:27,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757750780] [2022-10-16 16:18:27,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:27,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:27,185 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 16:18:27,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:27,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757750780] [2022-10-16 16:18:27,186 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757750780] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:27,186 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:27,186 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:27,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591976234] [2022-10-16 16:18:27,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:27,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:27,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:27,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:27,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:27,188 INFO L87 Difference]: Start difference. First operand 2348 states and 3363 transitions. Second operand has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 states have internal predecessors, (57), 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 16:18:27,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:27,667 INFO L93 Difference]: Finished difference Result 2408 states and 3443 transitions. [2022-10-16 16:18:27,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:27,667 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 states have internal predecessors, (57), 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 57 [2022-10-16 16:18:27,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:27,679 INFO L225 Difference]: With dead ends: 2408 [2022-10-16 16:18:27,679 INFO L226 Difference]: Without dead ends: 2397 [2022-10-16 16:18:27,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:27,682 INFO L413 NwaCegarLoop]: 490 mSDtfsCounter, 450 mSDsluCounter, 676 mSDsCounter, 0 mSdLazyCounter, 498 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 450 SdHoareTripleChecker+Valid, 1166 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:27,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [450 Valid, 1166 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 498 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 16:18:27,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2397 states. [2022-10-16 16:18:27,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2397 to 2394. [2022-10-16 16:18:27,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2394 states, 2382 states have (on average 1.4395465994962218) internal successors, (3429), 2393 states have internal predecessors, (3429), 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 16:18:27,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 2394 states and 3429 transitions. [2022-10-16 16:18:27,920 INFO L78 Accepts]: Start accepts. Automaton has 2394 states and 3429 transitions. Word has length 57 [2022-10-16 16:18:27,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:27,920 INFO L495 AbstractCegarLoop]: Abstraction has 2394 states and 3429 transitions. [2022-10-16 16:18:27,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 states have internal predecessors, (57), 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 16:18:27,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 3429 transitions. [2022-10-16 16:18:27,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-16 16:18:27,922 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:27,922 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] [2022-10-16 16:18:27,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-10-16 16:18:27,923 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:27,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:27,923 INFO L85 PathProgramCache]: Analyzing trace with hash -96866765, now seen corresponding path program 1 times [2022-10-16 16:18:27,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:27,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308114570] [2022-10-16 16:18:27,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:27,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:28,059 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 16:18:28,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:28,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308114570] [2022-10-16 16:18:28,060 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308114570] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:28,060 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:28,061 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:28,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916673966] [2022-10-16 16:18:28,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:28,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:28,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:28,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:28,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:28,062 INFO L87 Difference]: Start difference. First operand 2394 states and 3429 transitions. Second operand has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 states have internal predecessors, (57), 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 16:18:28,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:28,517 INFO L93 Difference]: Finished difference Result 2562 states and 3669 transitions. [2022-10-16 16:18:28,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:28,518 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 states have internal predecessors, (57), 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 57 [2022-10-16 16:18:28,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:28,532 INFO L225 Difference]: With dead ends: 2562 [2022-10-16 16:18:28,532 INFO L226 Difference]: Without dead ends: 2558 [2022-10-16 16:18:28,534 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:28,534 INFO L413 NwaCegarLoop]: 284 mSDtfsCounter, 542 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 334 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 542 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:28,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [542 Valid, 724 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 16:18:28,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2558 states. [2022-10-16 16:18:28,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2558 to 2555. [2022-10-16 16:18:28,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2555 states, 2544 states have (on average 1.4394654088050314) internal successors, (3662), 2554 states have internal predecessors, (3662), 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 16:18:28,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2555 states and 3662 transitions. [2022-10-16 16:18:28,788 INFO L78 Accepts]: Start accepts. Automaton has 2555 states and 3662 transitions. Word has length 57 [2022-10-16 16:18:28,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:28,789 INFO L495 AbstractCegarLoop]: Abstraction has 2555 states and 3662 transitions. [2022-10-16 16:18:28,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.25) internal successors, (57), 5 states have internal predecessors, (57), 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 16:18:28,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 3662 transitions. [2022-10-16 16:18:28,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-16 16:18:28,790 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:28,791 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] [2022-10-16 16:18:28,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-10-16 16:18:28,791 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:28,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:28,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1406384905, now seen corresponding path program 1 times [2022-10-16 16:18:28,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:28,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709861457] [2022-10-16 16:18:28,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:28,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:28,941 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 16:18:28,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:28,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709861457] [2022-10-16 16:18:28,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709861457] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:28,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:28,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:28,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003428050] [2022-10-16 16:18:28,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:28,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:28,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:28,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:28,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:28,945 INFO L87 Difference]: Start difference. First operand 2555 states and 3662 transitions. Second operand has 5 states, 4 states have (on average 14.5) internal successors, (58), 5 states have internal predecessors, (58), 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 16:18:29,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:29,328 INFO L93 Difference]: Finished difference Result 3038 states and 4371 transitions. [2022-10-16 16:18:29,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:29,329 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 14.5) internal successors, (58), 5 states have internal predecessors, (58), 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 58 [2022-10-16 16:18:29,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:29,340 INFO L225 Difference]: With dead ends: 3038 [2022-10-16 16:18:29,340 INFO L226 Difference]: Without dead ends: 1939 [2022-10-16 16:18:29,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:29,343 INFO L413 NwaCegarLoop]: 352 mSDtfsCounter, 495 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 658 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:29,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 658 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 16:18:29,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1939 states. [2022-10-16 16:18:29,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1939 to 1438. [2022-10-16 16:18:29,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1438 states, 1428 states have (on average 1.4138655462184875) internal successors, (2019), 1437 states have internal predecessors, (2019), 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 16:18:29,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1438 states and 2019 transitions. [2022-10-16 16:18:29,545 INFO L78 Accepts]: Start accepts. Automaton has 1438 states and 2019 transitions. Word has length 58 [2022-10-16 16:18:29,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:29,545 INFO L495 AbstractCegarLoop]: Abstraction has 1438 states and 2019 transitions. [2022-10-16 16:18:29,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.5) internal successors, (58), 5 states have internal predecessors, (58), 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 16:18:29,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2019 transitions. [2022-10-16 16:18:29,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-16 16:18:29,547 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:29,547 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] [2022-10-16 16:18:29,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-10-16 16:18:29,548 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:29,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:29,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1301058662, now seen corresponding path program 1 times [2022-10-16 16:18:29,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:29,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798918026] [2022-10-16 16:18:29,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:29,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:29,692 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 16:18:29,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:29,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798918026] [2022-10-16 16:18:29,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798918026] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:29,693 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:29,693 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:29,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328870167] [2022-10-16 16:18:29,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:29,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:29,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:29,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:29,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:29,695 INFO L87 Difference]: Start difference. First operand 1438 states and 2019 transitions. Second operand has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 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 16:18:29,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:29,993 INFO L93 Difference]: Finished difference Result 1485 states and 2081 transitions. [2022-10-16 16:18:29,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:29,994 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 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 59 [2022-10-16 16:18:29,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:30,000 INFO L225 Difference]: With dead ends: 1485 [2022-10-16 16:18:30,000 INFO L226 Difference]: Without dead ends: 1390 [2022-10-16 16:18:30,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:30,002 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 278 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 769 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:30,002 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [278 Valid, 769 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 16:18:30,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1390 states. [2022-10-16 16:18:30,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1390 to 1386. [2022-10-16 16:18:30,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1386 states, 1377 states have (on average 1.4103122730573712) internal successors, (1942), 1385 states have internal predecessors, (1942), 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 16:18:30,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1386 states and 1942 transitions. [2022-10-16 16:18:30,136 INFO L78 Accepts]: Start accepts. Automaton has 1386 states and 1942 transitions. Word has length 59 [2022-10-16 16:18:30,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:30,136 INFO L495 AbstractCegarLoop]: Abstraction has 1386 states and 1942 transitions. [2022-10-16 16:18:30,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 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 16:18:30,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1942 transitions. [2022-10-16 16:18:30,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-16 16:18:30,138 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:30,138 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 16:18:30,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-10-16 16:18:30,139 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:30,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:30,139 INFO L85 PathProgramCache]: Analyzing trace with hash 697819846, now seen corresponding path program 1 times [2022-10-16 16:18:30,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:30,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342453086] [2022-10-16 16:18:30,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:30,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:30,298 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 16:18:30,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:30,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342453086] [2022-10-16 16:18:30,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342453086] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:30,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:30,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:30,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238632723] [2022-10-16 16:18:30,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:30,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:30,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:30,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:30,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:30,300 INFO L87 Difference]: Start difference. First operand 1386 states and 1942 transitions. Second operand has 5 states, 4 states have (on average 19.75) internal successors, (79), 5 states have internal predecessors, (79), 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 16:18:30,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:30,599 INFO L93 Difference]: Finished difference Result 1495 states and 2086 transitions. [2022-10-16 16:18:30,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:30,600 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.75) internal successors, (79), 5 states have internal predecessors, (79), 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 79 [2022-10-16 16:18:30,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:30,604 INFO L225 Difference]: With dead ends: 1495 [2022-10-16 16:18:30,604 INFO L226 Difference]: Without dead ends: 1326 [2022-10-16 16:18:30,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:30,606 INFO L413 NwaCegarLoop]: 394 mSDtfsCounter, 302 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 747 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:30,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [302 Valid, 747 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 16:18:30,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2022-10-16 16:18:30,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 1314. [2022-10-16 16:18:30,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1314 states, 1305 states have (on average 1.4137931034482758) internal successors, (1845), 1313 states have internal predecessors, (1845), 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 16:18:30,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 1845 transitions. [2022-10-16 16:18:30,711 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 1845 transitions. Word has length 79 [2022-10-16 16:18:30,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:30,712 INFO L495 AbstractCegarLoop]: Abstraction has 1314 states and 1845 transitions. [2022-10-16 16:18:30,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.75) internal successors, (79), 5 states have internal predecessors, (79), 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 16:18:30,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1845 transitions. [2022-10-16 16:18:30,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-16 16:18:30,714 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:30,715 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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 16:18:30,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-10-16 16:18:30,715 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:30,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:30,716 INFO L85 PathProgramCache]: Analyzing trace with hash 879419892, now seen corresponding path program 1 times [2022-10-16 16:18:30,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:30,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110636079] [2022-10-16 16:18:30,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:30,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:30,812 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 16:18:30,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:30,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110636079] [2022-10-16 16:18:30,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110636079] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:30,813 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:30,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 16:18:30,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236430526] [2022-10-16 16:18:30,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:30,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 16:18:30,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:30,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 16:18:30,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 16:18:30,815 INFO L87 Difference]: Start difference. First operand 1314 states and 1845 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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 16:18:31,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:31,139 INFO L93 Difference]: Finished difference Result 3178 states and 4588 transitions. [2022-10-16 16:18:31,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 16:18:31,141 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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 108 [2022-10-16 16:18:31,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:31,147 INFO L225 Difference]: With dead ends: 3178 [2022-10-16 16:18:31,147 INFO L226 Difference]: Without dead ends: 2101 [2022-10-16 16:18:31,150 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 16:18:31,151 INFO L413 NwaCegarLoop]: 311 mSDtfsCounter, 217 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:31,152 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 449 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:18:31,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2101 states. [2022-10-16 16:18:31,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2101 to 2058. [2022-10-16 16:18:31,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2049 states have (on average 1.423621278672523) internal successors, (2917), 2057 states have internal predecessors, (2917), 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 16:18:31,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 2917 transitions. [2022-10-16 16:18:31,410 INFO L78 Accepts]: Start accepts. Automaton has 2058 states and 2917 transitions. Word has length 108 [2022-10-16 16:18:31,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:31,411 INFO L495 AbstractCegarLoop]: Abstraction has 2058 states and 2917 transitions. [2022-10-16 16:18:31,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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 16:18:31,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 2917 transitions. [2022-10-16 16:18:31,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-16 16:18:31,414 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:31,414 INFO L195 NwaCegarLoop]: trace histogram [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, 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 16:18:31,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-10-16 16:18:31,415 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr130ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:31,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:31,416 INFO L85 PathProgramCache]: Analyzing trace with hash -690331056, now seen corresponding path program 1 times [2022-10-16 16:18:31,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:31,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124954986] [2022-10-16 16:18:31,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:31,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:31,559 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 16:18:31,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:31,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124954986] [2022-10-16 16:18:31,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124954986] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 16:18:31,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [351553523] [2022-10-16 16:18:31,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:31,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 16:18:31,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 16:18:31,564 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 16:18:31,579 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 16:18:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:31,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 16:18:31,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 16:18:31,953 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-16 16:18:31,956 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 16:18:31,956 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [351553523] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:31,956 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 16:18:31,957 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2022-10-16 16:18:31,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111770999] [2022-10-16 16:18:31,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:31,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:31,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:31,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:31,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-10-16 16:18:31,959 INFO L87 Difference]: Start difference. First operand 2058 states and 2917 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 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 16:18:32,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:32,669 INFO L93 Difference]: Finished difference Result 5760 states and 8303 transitions. [2022-10-16 16:18:32,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:32,670 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 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 108 [2022-10-16 16:18:32,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:32,681 INFO L225 Difference]: With dead ends: 5760 [2022-10-16 16:18:32,681 INFO L226 Difference]: Without dead ends: 3823 [2022-10-16 16:18:32,685 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-10-16 16:18:32,686 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 581 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:32,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [581 Valid, 253 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 16:18:32,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3823 states. [2022-10-16 16:18:33,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3823 to 3812. [2022-10-16 16:18:33,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3812 states, 3803 states have (on average 1.4396529056008414) internal successors, (5475), 3811 states have internal predecessors, (5475), 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 16:18:33,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 3812 states and 5475 transitions. [2022-10-16 16:18:33,258 INFO L78 Accepts]: Start accepts. Automaton has 3812 states and 5475 transitions. Word has length 108 [2022-10-16 16:18:33,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:33,258 INFO L495 AbstractCegarLoop]: Abstraction has 3812 states and 5475 transitions. [2022-10-16 16:18:33,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 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 16:18:33,259 INFO L276 IsEmpty]: Start isEmpty. Operand 3812 states and 5475 transitions. [2022-10-16 16:18:33,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-10-16 16:18:33,263 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:33,263 INFO L195 NwaCegarLoop]: trace histogram [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, 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 16:18:33,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-10-16 16:18:33,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2022-10-16 16:18:33,480 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr130ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:33,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:33,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1696941560, now seen corresponding path program 1 times [2022-10-16 16:18:33,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:33,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946460623] [2022-10-16 16:18:33,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:33,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:33,635 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 16:18:33,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:33,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946460623] [2022-10-16 16:18:33,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946460623] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 16:18:33,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [61608279] [2022-10-16 16:18:33,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:33,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 16:18:33,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 16:18:33,638 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 16:18:33,644 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 16:18:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:33,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 16:18:33,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 16:18:33,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-16 16:18:33,885 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 16:18:33,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [61608279] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:33,885 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 16:18:33,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2022-10-16 16:18:33,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584900769] [2022-10-16 16:18:33,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:33,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:33,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:33,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:33,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-10-16 16:18:33,888 INFO L87 Difference]: Start difference. First operand 3812 states and 5475 transitions. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 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 16:18:34,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:34,513 INFO L93 Difference]: Finished difference Result 7471 states and 10778 transitions. [2022-10-16 16:18:34,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:34,514 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 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 109 [2022-10-16 16:18:34,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:34,524 INFO L225 Difference]: With dead ends: 7471 [2022-10-16 16:18:34,524 INFO L226 Difference]: Without dead ends: 3751 [2022-10-16 16:18:34,533 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-10-16 16:18:34,534 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 352 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:34,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 140 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:18:34,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3751 states. [2022-10-16 16:18:35,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3751 to 3751. [2022-10-16 16:18:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3751 states, 3742 states have (on average 1.4233030464991983) internal successors, (5326), 3750 states have internal predecessors, (5326), 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 16:18:35,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 3751 states and 5326 transitions. [2022-10-16 16:18:35,053 INFO L78 Accepts]: Start accepts. Automaton has 3751 states and 5326 transitions. Word has length 109 [2022-10-16 16:18:35,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:35,053 INFO L495 AbstractCegarLoop]: Abstraction has 3751 states and 5326 transitions. [2022-10-16 16:18:35,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 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 16:18:35,054 INFO L276 IsEmpty]: Start isEmpty. Operand 3751 states and 5326 transitions. [2022-10-16 16:18:35,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-16 16:18:35,058 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:35,058 INFO L195 NwaCegarLoop]: trace histogram [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, 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 16:18:35,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 16:18:35,271 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,SelfDestructingSolverStorable21 [2022-10-16 16:18:35,272 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr130ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:35,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:35,273 INFO L85 PathProgramCache]: Analyzing trace with hash -2067371374, now seen corresponding path program 1 times [2022-10-16 16:18:35,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:35,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39716370] [2022-10-16 16:18:35,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:35,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:35,400 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 16:18:35,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:35,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39716370] [2022-10-16 16:18:35,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39716370] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 16:18:35,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1948411569] [2022-10-16 16:18:35,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:35,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 16:18:35,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 16:18:35,403 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 16:18:35,429 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 16:18:35,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:35,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 16:18:35,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 16:18:35,631 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-16 16:18:35,631 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 16:18:35,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1948411569] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:35,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 16:18:35,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2022-10-16 16:18:35,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291721318] [2022-10-16 16:18:35,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:35,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:35,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:35,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:35,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-10-16 16:18:35,634 INFO L87 Difference]: Start difference. First operand 3751 states and 5326 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 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 16:18:36,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:36,259 INFO L93 Difference]: Finished difference Result 7408 states and 10551 transitions. [2022-10-16 16:18:36,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:36,260 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 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 110 [2022-10-16 16:18:36,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:36,269 INFO L225 Difference]: With dead ends: 7408 [2022-10-16 16:18:36,269 INFO L226 Difference]: Without dead ends: 3733 [2022-10-16 16:18:36,276 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-10-16 16:18:36,277 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 291 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 291 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:36,277 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [291 Valid, 133 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:18:36,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3733 states. [2022-10-16 16:18:36,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3733 to 3733. [2022-10-16 16:18:36,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3733 states, 3724 states have (on average 1.4035982814178303) internal successors, (5227), 3732 states have internal predecessors, (5227), 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 16:18:36,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 3733 states and 5227 transitions. [2022-10-16 16:18:36,794 INFO L78 Accepts]: Start accepts. Automaton has 3733 states and 5227 transitions. Word has length 110 [2022-10-16 16:18:36,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:36,795 INFO L495 AbstractCegarLoop]: Abstraction has 3733 states and 5227 transitions. [2022-10-16 16:18:36,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 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 16:18:36,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3733 states and 5227 transitions. [2022-10-16 16:18:36,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-16 16:18:36,799 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:36,800 INFO L195 NwaCegarLoop]: trace histogram [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, 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 16:18:36,842 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 16:18:37,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 16:18:37,015 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr130ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:37,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:37,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1515911856, now seen corresponding path program 1 times [2022-10-16 16:18:37,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:37,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884719332] [2022-10-16 16:18:37,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:37,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:37,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:37,153 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 16:18:37,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:37,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884719332] [2022-10-16 16:18:37,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884719332] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 16:18:37,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191654035] [2022-10-16 16:18:37,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:37,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 16:18:37,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 16:18:37,156 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 16:18:37,178 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 16:18:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:37,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-16 16:18:37,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 16:18:37,590 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-16 16:18:37,591 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 16:18:37,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191654035] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:37,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 16:18:37,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 10 [2022-10-16 16:18:37,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550910521] [2022-10-16 16:18:37,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:37,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 16:18:37,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:37,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 16:18:37,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-10-16 16:18:37,596 INFO L87 Difference]: Start difference. First operand 3733 states and 5227 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 6 states have internal predecessors, (106), 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 16:18:39,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:39,444 INFO L93 Difference]: Finished difference Result 17601 states and 24687 transitions. [2022-10-16 16:18:39,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-16 16:18:39,445 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 6 states have internal predecessors, (106), 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 111 [2022-10-16 16:18:39,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:39,476 INFO L225 Difference]: With dead ends: 17601 [2022-10-16 16:18:39,477 INFO L226 Difference]: Without dead ends: 13970 [2022-10-16 16:18:39,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2022-10-16 16:18:39,488 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 865 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 865 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:39,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [865 Valid, 411 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 16:18:39,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13970 states. [2022-10-16 16:18:40,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13970 to 6805. [2022-10-16 16:18:40,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6805 states, 6796 states have (on average 1.4077398469688052) internal successors, (9567), 6804 states have internal predecessors, (9567), 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 16:18:40,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6805 states to 6805 states and 9567 transitions. [2022-10-16 16:18:40,535 INFO L78 Accepts]: Start accepts. Automaton has 6805 states and 9567 transitions. Word has length 111 [2022-10-16 16:18:40,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:40,535 INFO L495 AbstractCegarLoop]: Abstraction has 6805 states and 9567 transitions. [2022-10-16 16:18:40,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 6 states have internal predecessors, (106), 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 16:18:40,536 INFO L276 IsEmpty]: Start isEmpty. Operand 6805 states and 9567 transitions. [2022-10-16 16:18:40,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-16 16:18:40,540 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:40,540 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 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 16:18:40,588 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 16:18:40,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 16:18:40,756 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:40,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:40,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1159461583, now seen corresponding path program 1 times [2022-10-16 16:18:40,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:40,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824911510] [2022-10-16 16:18:40,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:40,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:40,835 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 16:18:40,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:40,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824911510] [2022-10-16 16:18:40,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824911510] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:40,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:40,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 16:18:40,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881623508] [2022-10-16 16:18:40,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:40,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 16:18:40,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:40,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 16:18:40,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 16:18:40,838 INFO L87 Difference]: Start difference. First operand 6805 states and 9567 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 16:18:42,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:42,291 INFO L93 Difference]: Finished difference Result 14685 states and 20627 transitions. [2022-10-16 16:18:42,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 16:18:42,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 115 [2022-10-16 16:18:42,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:42,314 INFO L225 Difference]: With dead ends: 14685 [2022-10-16 16:18:42,314 INFO L226 Difference]: Without dead ends: 7982 [2022-10-16 16:18:42,326 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 16:18:42,327 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 64 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:42,327 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 358 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 16:18:42,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7982 states. [2022-10-16 16:18:43,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7982 to 7715. [2022-10-16 16:18:43,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7715 states, 7706 states have (on average 1.3925512587594082) internal successors, (10731), 7714 states have internal predecessors, (10731), 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 16:18:43,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7715 states to 7715 states and 10731 transitions. [2022-10-16 16:18:43,455 INFO L78 Accepts]: Start accepts. Automaton has 7715 states and 10731 transitions. Word has length 115 [2022-10-16 16:18:43,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:43,456 INFO L495 AbstractCegarLoop]: Abstraction has 7715 states and 10731 transitions. [2022-10-16 16:18:43,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 16:18:43,456 INFO L276 IsEmpty]: Start isEmpty. Operand 7715 states and 10731 transitions. [2022-10-16 16:18:43,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-16 16:18:43,459 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:43,460 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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 16:18:43,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-10-16 16:18:43,460 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:43,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:43,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1711282209, now seen corresponding path program 1 times [2022-10-16 16:18:43,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:43,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553679999] [2022-10-16 16:18:43,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:43,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:43,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:43,634 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 16:18:43,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:43,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553679999] [2022-10-16 16:18:43,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553679999] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:43,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:43,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:18:43,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447826523] [2022-10-16 16:18:43,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:43,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:43,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:43,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:43,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:43,636 INFO L87 Difference]: Start difference. First operand 7715 states and 10731 transitions. Second operand has 5 states, 4 states have (on average 28.75) internal successors, (115), 5 states have internal predecessors, (115), 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 16:18:45,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:45,091 INFO L93 Difference]: Finished difference Result 8158 states and 11329 transitions. [2022-10-16 16:18:45,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:45,091 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 28.75) internal successors, (115), 5 states have internal predecessors, (115), 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 115 [2022-10-16 16:18:45,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:45,108 INFO L225 Difference]: With dead ends: 8158 [2022-10-16 16:18:45,109 INFO L226 Difference]: Without dead ends: 8155 [2022-10-16 16:18:45,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:45,113 INFO L413 NwaCegarLoop]: 242 mSDtfsCounter, 190 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 576 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:45,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 576 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:18:45,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8155 states. [2022-10-16 16:18:46,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8155 to 7275. [2022-10-16 16:18:46,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7275 states, 7266 states have (on average 1.3923754472887422) internal successors, (10117), 7274 states have internal predecessors, (10117), 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 16:18:46,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7275 states to 7275 states and 10117 transitions. [2022-10-16 16:18:46,198 INFO L78 Accepts]: Start accepts. Automaton has 7275 states and 10117 transitions. Word has length 115 [2022-10-16 16:18:46,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:46,198 INFO L495 AbstractCegarLoop]: Abstraction has 7275 states and 10117 transitions. [2022-10-16 16:18:46,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.75) internal successors, (115), 5 states have internal predecessors, (115), 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 16:18:46,199 INFO L276 IsEmpty]: Start isEmpty. Operand 7275 states and 10117 transitions. [2022-10-16 16:18:46,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-16 16:18:46,202 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:46,203 INFO L195 NwaCegarLoop]: trace histogram [2, 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, 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 16:18:46,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-10-16 16:18:46,203 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:46,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:46,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1149133661, now seen corresponding path program 1 times [2022-10-16 16:18:46,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:46,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918743554] [2022-10-16 16:18:46,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:46,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:46,331 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 16:18:46,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:46,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918743554] [2022-10-16 16:18:46,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918743554] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 16:18:46,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313155307] [2022-10-16 16:18:46,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:46,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 16:18:46,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 16:18:46,334 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 16:18:46,358 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 16:18:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:46,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-16 16:18:46,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 16:18:46,697 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-16 16:18:46,697 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 16:18:46,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1313155307] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:46,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 16:18:46,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 10 [2022-10-16 16:18:46,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709184419] [2022-10-16 16:18:46,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:46,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 16:18:46,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:46,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 16:18:46,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-10-16 16:18:46,700 INFO L87 Difference]: Start difference. First operand 7275 states and 10117 transitions. Second operand has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 6 states have internal predecessors, (113), 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 16:18:51,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:51,220 INFO L93 Difference]: Finished difference Result 36715 states and 50865 transitions. [2022-10-16 16:18:51,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-16 16:18:51,221 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 6 states have internal predecessors, (113), 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 117 [2022-10-16 16:18:51,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:51,280 INFO L225 Difference]: With dead ends: 36715 [2022-10-16 16:18:51,280 INFO L226 Difference]: Without dead ends: 29542 [2022-10-16 16:18:51,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2022-10-16 16:18:51,299 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 972 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:51,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [972 Valid, 354 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 16:18:51,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29542 states. [2022-10-16 16:18:53,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29542 to 15711. [2022-10-16 16:18:53,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15711 states, 15702 states have (on average 1.3956183925614571) internal successors, (21914), 15710 states have internal predecessors, (21914), 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 16:18:53,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15711 states to 15711 states and 21914 transitions. [2022-10-16 16:18:53,784 INFO L78 Accepts]: Start accepts. Automaton has 15711 states and 21914 transitions. Word has length 117 [2022-10-16 16:18:53,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:53,784 INFO L495 AbstractCegarLoop]: Abstraction has 15711 states and 21914 transitions. [2022-10-16 16:18:53,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 6 states have internal predecessors, (113), 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 16:18:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 15711 states and 21914 transitions. [2022-10-16 16:18:53,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-10-16 16:18:53,791 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:53,792 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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, 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 16:18:53,827 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 16:18:54,005 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,SelfDestructingSolverStorable26 [2022-10-16 16:18:54,006 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr130ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:54,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:54,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1956180530, now seen corresponding path program 1 times [2022-10-16 16:18:54,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:54,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047144481] [2022-10-16 16:18:54,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:54,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-16 16:18:54,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:54,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047144481] [2022-10-16 16:18:54,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047144481] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:18:54,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:18:54,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 16:18:54,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577278198] [2022-10-16 16:18:54,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:18:54,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:18:54,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:18:54,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:18:54,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:18:54,310 INFO L87 Difference]: Start difference. First operand 15711 states and 21914 transitions. Second operand has 5 states, 5 states have (on average 25.8) internal successors, (129), 5 states have internal predecessors, (129), 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 16:18:56,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:18:56,604 INFO L93 Difference]: Finished difference Result 31323 states and 43716 transitions. [2022-10-16 16:18:56,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:18:56,604 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 5 states have internal predecessors, (129), 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 140 [2022-10-16 16:18:56,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:18:56,635 INFO L225 Difference]: With dead ends: 31323 [2022-10-16 16:18:56,635 INFO L226 Difference]: Without dead ends: 15714 [2022-10-16 16:18:56,657 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-10-16 16:18:56,658 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 288 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:18:56,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 251 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:18:56,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15714 states. [2022-10-16 16:18:59,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15714 to 15711. [2022-10-16 16:18:59,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15711 states, 15702 states have (on average 1.3930709463762578) internal successors, (21874), 15710 states have internal predecessors, (21874), 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 16:18:59,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15711 states to 15711 states and 21874 transitions. [2022-10-16 16:18:59,153 INFO L78 Accepts]: Start accepts. Automaton has 15711 states and 21874 transitions. Word has length 140 [2022-10-16 16:18:59,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:18:59,153 INFO L495 AbstractCegarLoop]: Abstraction has 15711 states and 21874 transitions. [2022-10-16 16:18:59,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 5 states have internal predecessors, (129), 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 16:18:59,154 INFO L276 IsEmpty]: Start isEmpty. Operand 15711 states and 21874 transitions. [2022-10-16 16:18:59,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-10-16 16:18:59,161 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:18:59,161 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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, 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 16:18:59,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-10-16 16:18:59,162 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr130ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:18:59,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:18:59,163 INFO L85 PathProgramCache]: Analyzing trace with hash 311120353, now seen corresponding path program 1 times [2022-10-16 16:18:59,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:18:59,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039041047] [2022-10-16 16:18:59,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:59,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:18:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:59,319 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 16:18:59,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:18:59,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039041047] [2022-10-16 16:18:59,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039041047] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 16:18:59,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1769359504] [2022-10-16 16:18:59,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:18:59,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 16:18:59,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 16:18:59,321 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 16:18:59,340 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 16:18:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:18:59,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-16 16:18:59,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 16:18:59,921 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 16:18:59,921 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 16:19:00,155 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 16:19:00,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1769359504] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 16:19:00,156 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 16:19:00,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 14 [2022-10-16 16:19:00,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702412590] [2022-10-16 16:19:00,157 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 16:19:00,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-16 16:19:00,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:19:00,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-16 16:19:00,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-10-16 16:19:00,160 INFO L87 Difference]: Start difference. First operand 15711 states and 21874 transitions. Second operand has 14 states, 14 states have (on average 28.428571428571427) internal successors, (398), 14 states have internal predecessors, (398), 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 16:19:05,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:19:05,810 INFO L93 Difference]: Finished difference Result 50595 states and 69686 transitions. [2022-10-16 16:19:05,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-16 16:19:05,811 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 28.428571428571427) internal successors, (398), 14 states have internal predecessors, (398), 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 141 [2022-10-16 16:19:05,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:19:05,864 INFO L225 Difference]: With dead ends: 50595 [2022-10-16 16:19:05,865 INFO L226 Difference]: Without dead ends: 34986 [2022-10-16 16:19:05,883 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 276 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2022-10-16 16:19:05,884 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 2073 mSDsluCounter, 520 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2073 SdHoareTripleChecker+Valid, 641 SdHoareTripleChecker+Invalid, 337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 16:19:05,885 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2073 Valid, 641 Invalid, 337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 16:19:05,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34986 states. [2022-10-16 16:19:09,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34986 to 21459. [2022-10-16 16:19:09,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21459 states, 21450 states have (on average 1.3522610722610722) internal successors, (29006), 21458 states have internal predecessors, (29006), 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 16:19:09,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21459 states to 21459 states and 29006 transitions. [2022-10-16 16:19:09,236 INFO L78 Accepts]: Start accepts. Automaton has 21459 states and 29006 transitions. Word has length 141 [2022-10-16 16:19:09,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:19:09,237 INFO L495 AbstractCegarLoop]: Abstraction has 21459 states and 29006 transitions. [2022-10-16 16:19:09,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 28.428571428571427) internal successors, (398), 14 states have internal predecessors, (398), 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 16:19:09,237 INFO L276 IsEmpty]: Start isEmpty. Operand 21459 states and 29006 transitions. [2022-10-16 16:19:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-16 16:19:09,245 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:19:09,245 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 16:19:09,272 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 16:19:09,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-10-16 16:19:09,457 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr130ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:19:09,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:19:09,458 INFO L85 PathProgramCache]: Analyzing trace with hash 967878724, now seen corresponding path program 1 times [2022-10-16 16:19:09,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:19:09,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179284035] [2022-10-16 16:19:09,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:19:09,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:19:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:19:09,615 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-16 16:19:09,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:19:09,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179284035] [2022-10-16 16:19:09,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179284035] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:19:09,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:19:09,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 16:19:09,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599785238] [2022-10-16 16:19:09,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:19:09,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 16:19:09,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:19:09,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 16:19:09,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:19:09,618 INFO L87 Difference]: Start difference. First operand 21459 states and 29006 transitions. Second operand has 4 states, 3 states have (on average 46.0) internal successors, (138), 4 states have internal predecessors, (138), 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 16:19:13,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:19:13,531 INFO L93 Difference]: Finished difference Result 22187 states and 29972 transitions. [2022-10-16 16:19:13,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 16:19:13,531 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 46.0) internal successors, (138), 4 states have internal predecessors, (138), 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 145 [2022-10-16 16:19:13,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:19:13,564 INFO L225 Difference]: With dead ends: 22187 [2022-10-16 16:19:13,564 INFO L226 Difference]: Without dead ends: 22184 [2022-10-16 16:19:13,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 16:19:13,572 INFO L413 NwaCegarLoop]: 262 mSDtfsCounter, 120 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:19:13,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 428 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:19:13,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22184 states. [2022-10-16 16:19:16,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22184 to 21456. [2022-10-16 16:19:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21456 states, 21450 states have (on average 1.3214918414918415) internal successors, (28346), 21455 states have internal predecessors, (28346), 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 16:19:16,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21456 states to 21456 states and 28346 transitions. [2022-10-16 16:19:16,843 INFO L78 Accepts]: Start accepts. Automaton has 21456 states and 28346 transitions. Word has length 145 [2022-10-16 16:19:16,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:19:16,843 INFO L495 AbstractCegarLoop]: Abstraction has 21456 states and 28346 transitions. [2022-10-16 16:19:16,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 46.0) internal successors, (138), 4 states have internal predecessors, (138), 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 16:19:16,844 INFO L276 IsEmpty]: Start isEmpty. Operand 21456 states and 28346 transitions. [2022-10-16 16:19:16,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-16 16:19:16,849 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:19:16,850 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 16:19:16,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-10-16 16:19:16,850 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:19:16,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:19:16,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1876407994, now seen corresponding path program 1 times [2022-10-16 16:19:16,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:19:16,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276253150] [2022-10-16 16:19:16,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:19:16,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:19:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:19:17,055 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-16 16:19:17,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:19:17,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276253150] [2022-10-16 16:19:17,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276253150] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:19:17,056 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:19:17,056 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:19:17,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347984726] [2022-10-16 16:19:17,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:19:17,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:19:17,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:19:17,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:19:17,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:17,058 INFO L87 Difference]: Start difference. First operand 21456 states and 28346 transitions. Second operand has 5 states, 4 states have (on average 35.0) internal successors, (140), 5 states have internal predecessors, (140), 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 16:19:20,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:19:20,372 INFO L93 Difference]: Finished difference Result 21462 states and 28346 transitions. [2022-10-16 16:19:20,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:19:20,372 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 35.0) internal successors, (140), 5 states have internal predecessors, (140), 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 147 [2022-10-16 16:19:20,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:19:20,398 INFO L225 Difference]: With dead ends: 21462 [2022-10-16 16:19:20,398 INFO L226 Difference]: Without dead ends: 21459 [2022-10-16 16:19:20,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:20,407 INFO L413 NwaCegarLoop]: 244 mSDtfsCounter, 163 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:19:20,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 478 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:19:20,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21459 states. [2022-10-16 16:19:24,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21459 to 21456. [2022-10-16 16:19:24,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21456 states, 21450 states have (on average 1.3158974358974358) internal successors, (28226), 21455 states have internal predecessors, (28226), 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 16:19:24,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21456 states to 21456 states and 28226 transitions. [2022-10-16 16:19:24,090 INFO L78 Accepts]: Start accepts. Automaton has 21456 states and 28226 transitions. Word has length 147 [2022-10-16 16:19:24,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:19:24,090 INFO L495 AbstractCegarLoop]: Abstraction has 21456 states and 28226 transitions. [2022-10-16 16:19:24,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 35.0) internal successors, (140), 5 states have internal predecessors, (140), 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 16:19:24,090 INFO L276 IsEmpty]: Start isEmpty. Operand 21456 states and 28226 transitions. [2022-10-16 16:19:24,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-16 16:19:24,096 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:19:24,096 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 16:19:24,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-10-16 16:19:24,097 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr133ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:19:24,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:19:24,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1960895630, now seen corresponding path program 1 times [2022-10-16 16:19:24,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:19:24,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571460228] [2022-10-16 16:19:24,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:19:24,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:19:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:19:24,292 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-16 16:19:24,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:19:24,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571460228] [2022-10-16 16:19:24,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571460228] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:19:24,293 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:19:24,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:19:24,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751906877] [2022-10-16 16:19:24,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:19:24,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:19:24,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:19:24,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:19:24,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:24,295 INFO L87 Difference]: Start difference. First operand 21456 states and 28226 transitions. Second operand has 5 states, 4 states have (on average 35.25) internal successors, (141), 5 states have internal predecessors, (141), 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 16:19:26,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:19:26,445 INFO L93 Difference]: Finished difference Result 25717 states and 34048 transitions. [2022-10-16 16:19:26,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:19:26,446 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 35.25) internal successors, (141), 5 states have internal predecessors, (141), 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 148 [2022-10-16 16:19:26,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:19:26,467 INFO L225 Difference]: With dead ends: 25717 [2022-10-16 16:19:26,467 INFO L226 Difference]: Without dead ends: 12363 [2022-10-16 16:19:26,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:26,485 INFO L413 NwaCegarLoop]: 237 mSDtfsCounter, 147 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:19:26,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 410 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:19:26,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12363 states. [2022-10-16 16:19:28,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12363 to 9093. [2022-10-16 16:19:28,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9093 states, 9090 states have (on average 1.297029702970297) internal successors, (11790), 9092 states have internal predecessors, (11790), 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 16:19:28,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9093 states to 9093 states and 11790 transitions. [2022-10-16 16:19:28,506 INFO L78 Accepts]: Start accepts. Automaton has 9093 states and 11790 transitions. Word has length 148 [2022-10-16 16:19:28,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:19:28,506 INFO L495 AbstractCegarLoop]: Abstraction has 9093 states and 11790 transitions. [2022-10-16 16:19:28,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 35.25) internal successors, (141), 5 states have internal predecessors, (141), 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 16:19:28,507 INFO L276 IsEmpty]: Start isEmpty. Operand 9093 states and 11790 transitions. [2022-10-16 16:19:28,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-10-16 16:19:28,516 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:19:28,516 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 16:19:28,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-10-16 16:19:28,516 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:19:28,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:19:28,517 INFO L85 PathProgramCache]: Analyzing trace with hash -2076835625, now seen corresponding path program 1 times [2022-10-16 16:19:28,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:19:28,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817791959] [2022-10-16 16:19:28,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:19:28,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:19:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:19:28,730 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-16 16:19:28,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:19:28,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817791959] [2022-10-16 16:19:28,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817791959] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:19:28,731 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:19:28,731 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:19:28,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565149155] [2022-10-16 16:19:28,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:19:28,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:19:28,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:19:28,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:19:28,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:28,733 INFO L87 Difference]: Start difference. First operand 9093 states and 11790 transitions. Second operand has 5 states, 4 states have (on average 37.5) internal successors, (150), 5 states have internal predecessors, (150), 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 16:19:30,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:19:30,997 INFO L93 Difference]: Finished difference Result 11968 states and 15606 transitions. [2022-10-16 16:19:30,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:19:30,997 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 37.5) internal successors, (150), 5 states have internal predecessors, (150), 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 166 [2022-10-16 16:19:30,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:19:31,007 INFO L225 Difference]: With dead ends: 11968 [2022-10-16 16:19:31,007 INFO L226 Difference]: Without dead ends: 9095 [2022-10-16 16:19:31,009 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:31,010 INFO L413 NwaCegarLoop]: 283 mSDtfsCounter, 183 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:19:31,010 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 501 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:19:31,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9095 states. [2022-10-16 16:19:32,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9095 to 9057. [2022-10-16 16:19:32,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9057 states, 9054 states have (on average 1.2937927987629776) internal successors, (11714), 9056 states have internal predecessors, (11714), 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 16:19:32,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9057 states to 9057 states and 11714 transitions. [2022-10-16 16:19:32,611 INFO L78 Accepts]: Start accepts. Automaton has 9057 states and 11714 transitions. Word has length 166 [2022-10-16 16:19:32,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:19:32,612 INFO L495 AbstractCegarLoop]: Abstraction has 9057 states and 11714 transitions. [2022-10-16 16:19:32,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 37.5) internal successors, (150), 5 states have internal predecessors, (150), 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 16:19:32,612 INFO L276 IsEmpty]: Start isEmpty. Operand 9057 states and 11714 transitions. [2022-10-16 16:19:32,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-16 16:19:32,621 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:19:32,622 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 16:19:32,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-10-16 16:19:32,622 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:19:32,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:19:32,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1737598845, now seen corresponding path program 1 times [2022-10-16 16:19:32,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:19:32,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641464114] [2022-10-16 16:19:32,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:19:32,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:19:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:19:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-16 16:19:32,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:19:32,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641464114] [2022-10-16 16:19:32,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641464114] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:19:32,840 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:19:32,840 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:19:32,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685116587] [2022-10-16 16:19:32,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:19:32,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:19:32,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:19:32,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:19:32,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:32,842 INFO L87 Difference]: Start difference. First operand 9057 states and 11714 transitions. Second operand has 5 states, 4 states have (on average 40.5) internal successors, (162), 5 states have internal predecessors, (162), 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 16:19:34,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:19:34,625 INFO L93 Difference]: Finished difference Result 9580 states and 12414 transitions. [2022-10-16 16:19:34,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:19:34,626 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 40.5) internal successors, (162), 5 states have internal predecessors, (162), 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 172 [2022-10-16 16:19:34,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:19:34,635 INFO L225 Difference]: With dead ends: 9580 [2022-10-16 16:19:34,636 INFO L226 Difference]: Without dead ends: 7539 [2022-10-16 16:19:34,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:34,640 INFO L413 NwaCegarLoop]: 309 mSDtfsCounter, 122 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 684 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:19:34,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 684 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:19:34,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7539 states. [2022-10-16 16:19:35,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7539 to 6477. [2022-10-16 16:19:35,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6477 states, 6474 states have (on average 1.2879209144269386) internal successors, (8338), 6476 states have internal predecessors, (8338), 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 16:19:35,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6477 states to 6477 states and 8338 transitions. [2022-10-16 16:19:35,890 INFO L78 Accepts]: Start accepts. Automaton has 6477 states and 8338 transitions. Word has length 172 [2022-10-16 16:19:35,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:19:35,890 INFO L495 AbstractCegarLoop]: Abstraction has 6477 states and 8338 transitions. [2022-10-16 16:19:35,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 40.5) internal successors, (162), 5 states have internal predecessors, (162), 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 16:19:35,891 INFO L276 IsEmpty]: Start isEmpty. Operand 6477 states and 8338 transitions. [2022-10-16 16:19:35,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-16 16:19:35,899 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:19:35,900 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 16:19:35,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-10-16 16:19:35,900 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:19:35,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:19:35,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1069377955, now seen corresponding path program 2 times [2022-10-16 16:19:35,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:19:35,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770724393] [2022-10-16 16:19:35,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:19:35,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:19:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:19:36,138 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-16 16:19:36,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:19:36,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770724393] [2022-10-16 16:19:36,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770724393] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:19:36,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:19:36,140 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:19:36,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316207796] [2022-10-16 16:19:36,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:19:36,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:19:36,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:19:36,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:19:36,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:36,142 INFO L87 Difference]: Start difference. First operand 6477 states and 8338 transitions. Second operand has 5 states, 4 states have (on average 41.0) internal successors, (164), 5 states have internal predecessors, (164), 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 16:19:37,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:19:37,711 INFO L93 Difference]: Finished difference Result 6999 states and 9038 transitions. [2022-10-16 16:19:37,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:19:37,712 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 41.0) internal successors, (164), 5 states have internal predecessors, (164), 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 172 [2022-10-16 16:19:37,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:19:37,717 INFO L225 Difference]: With dead ends: 6999 [2022-10-16 16:19:37,717 INFO L226 Difference]: Without dead ends: 5190 [2022-10-16 16:19:37,719 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:37,720 INFO L413 NwaCegarLoop]: 312 mSDtfsCounter, 148 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:19:37,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 543 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:19:37,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5190 states. [2022-10-16 16:19:38,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5190 to 5157. [2022-10-16 16:19:38,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5157 states, 5154 states have (on average 1.2809468374078385) internal successors, (6602), 5156 states have internal predecessors, (6602), 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 16:19:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5157 states to 5157 states and 6602 transitions. [2022-10-16 16:19:38,683 INFO L78 Accepts]: Start accepts. Automaton has 5157 states and 6602 transitions. Word has length 172 [2022-10-16 16:19:38,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:19:38,684 INFO L495 AbstractCegarLoop]: Abstraction has 5157 states and 6602 transitions. [2022-10-16 16:19:38,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 41.0) internal successors, (164), 5 states have internal predecessors, (164), 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 16:19:38,684 INFO L276 IsEmpty]: Start isEmpty. Operand 5157 states and 6602 transitions. [2022-10-16 16:19:38,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-10-16 16:19:38,689 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:19:38,689 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 16:19:38,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-10-16 16:19:38,689 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:19:38,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:19:38,690 INFO L85 PathProgramCache]: Analyzing trace with hash -928348864, now seen corresponding path program 1 times [2022-10-16 16:19:38,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:19:38,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434666568] [2022-10-16 16:19:38,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:19:38,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:19:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:19:38,914 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-16 16:19:38,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:19:38,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434666568] [2022-10-16 16:19:38,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434666568] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:19:38,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:19:38,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:19:38,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293950727] [2022-10-16 16:19:38,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:19:38,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:19:38,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:19:38,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:19:38,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:38,917 INFO L87 Difference]: Start difference. First operand 5157 states and 6602 transitions. Second operand has 5 states, 4 states have (on average 38.0) internal successors, (152), 5 states have internal predecessors, (152), 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 16:19:40,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:19:40,066 INFO L93 Difference]: Finished difference Result 5158 states and 6602 transitions. [2022-10-16 16:19:40,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:19:40,067 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 38.0) internal successors, (152), 5 states have internal predecessors, (152), 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 176 [2022-10-16 16:19:40,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:19:40,072 INFO L225 Difference]: With dead ends: 5158 [2022-10-16 16:19:40,073 INFO L226 Difference]: Without dead ends: 5155 [2022-10-16 16:19:40,074 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:40,075 INFO L413 NwaCegarLoop]: 225 mSDtfsCounter, 142 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 552 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:19:40,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 552 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:19:40,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5155 states. [2022-10-16 16:19:41,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5155 to 5155. [2022-10-16 16:19:41,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5155 states, 5154 states have (on average 1.2685292976329066) internal successors, (6538), 5154 states have internal predecessors, (6538), 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 16:19:41,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5155 states to 5155 states and 6538 transitions. [2022-10-16 16:19:41,041 INFO L78 Accepts]: Start accepts. Automaton has 5155 states and 6538 transitions. Word has length 176 [2022-10-16 16:19:41,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:19:41,041 INFO L495 AbstractCegarLoop]: Abstraction has 5155 states and 6538 transitions. [2022-10-16 16:19:41,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 38.0) internal successors, (152), 5 states have internal predecessors, (152), 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 16:19:41,042 INFO L276 IsEmpty]: Start isEmpty. Operand 5155 states and 6538 transitions. [2022-10-16 16:19:41,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-10-16 16:19:41,047 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 16:19:41,047 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 16:19:41,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-10-16 16:19:41,047 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-16 16:19:41,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 16:19:41,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1341284873, now seen corresponding path program 1 times [2022-10-16 16:19:41,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 16:19:41,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48153821] [2022-10-16 16:19:41,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 16:19:41,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 16:19:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 16:19:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-16 16:19:41,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 16:19:41,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48153821] [2022-10-16 16:19:41,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48153821] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 16:19:41,268 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 16:19:41,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 16:19:41,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044699138] [2022-10-16 16:19:41,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 16:19:41,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 16:19:41,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 16:19:41,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 16:19:41,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:41,272 INFO L87 Difference]: Start difference. First operand 5155 states and 6538 transitions. Second operand has 5 states, 4 states have (on average 38.5) internal successors, (154), 5 states have internal predecessors, (154), 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 16:19:42,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 16:19:42,339 INFO L93 Difference]: Finished difference Result 5155 states and 6538 transitions. [2022-10-16 16:19:42,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 16:19:42,339 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 38.5) internal successors, (154), 5 states have internal predecessors, (154), 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 178 [2022-10-16 16:19:42,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 16:19:42,340 INFO L225 Difference]: With dead ends: 5155 [2022-10-16 16:19:42,340 INFO L226 Difference]: Without dead ends: 0 [2022-10-16 16:19:42,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 16:19:42,344 INFO L413 NwaCegarLoop]: 315 mSDtfsCounter, 148 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 707 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 16:19:42,345 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 707 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 16:19:42,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-16 16:19:42,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-16 16:19:42,346 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 16:19:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-16 16:19:42,346 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2022-10-16 16:19:42,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 16:19:42,346 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-16 16:19:42,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 38.5) internal successors, (154), 5 states have internal predecessors, (154), 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 16:19:42,347 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-16 16:19:42,347 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-16 16:19:42,350 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (141 of 142 remaining) [2022-10-16 16:19:42,350 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (140 of 142 remaining) [2022-10-16 16:19:42,350 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (139 of 142 remaining) [2022-10-16 16:19:42,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (138 of 142 remaining) [2022-10-16 16:19:42,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (137 of 142 remaining) [2022-10-16 16:19:42,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (136 of 142 remaining) [2022-10-16 16:19:42,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (135 of 142 remaining) [2022-10-16 16:19:42,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (134 of 142 remaining) [2022-10-16 16:19:42,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (133 of 142 remaining) [2022-10-16 16:19:42,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (132 of 142 remaining) [2022-10-16 16:19:42,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (131 of 142 remaining) [2022-10-16 16:19:42,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (130 of 142 remaining) [2022-10-16 16:19:42,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (129 of 142 remaining) [2022-10-16 16:19:42,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (128 of 142 remaining) [2022-10-16 16:19:42,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (127 of 142 remaining) [2022-10-16 16:19:42,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (126 of 142 remaining) [2022-10-16 16:19:42,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (125 of 142 remaining) [2022-10-16 16:19:42,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (124 of 142 remaining) [2022-10-16 16:19:42,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (123 of 142 remaining) [2022-10-16 16:19:42,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (122 of 142 remaining) [2022-10-16 16:19:42,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (121 of 142 remaining) [2022-10-16 16:19:42,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (120 of 142 remaining) [2022-10-16 16:19:42,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (119 of 142 remaining) [2022-10-16 16:19:42,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (118 of 142 remaining) [2022-10-16 16:19:42,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (117 of 142 remaining) [2022-10-16 16:19:42,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (116 of 142 remaining) [2022-10-16 16:19:42,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (115 of 142 remaining) [2022-10-16 16:19:42,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (114 of 142 remaining) [2022-10-16 16:19:42,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (113 of 142 remaining) [2022-10-16 16:19:42,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (112 of 142 remaining) [2022-10-16 16:19:42,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (111 of 142 remaining) [2022-10-16 16:19:42,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (110 of 142 remaining) [2022-10-16 16:19:42,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (109 of 142 remaining) [2022-10-16 16:19:42,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (108 of 142 remaining) [2022-10-16 16:19:42,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (107 of 142 remaining) [2022-10-16 16:19:42,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (106 of 142 remaining) [2022-10-16 16:19:42,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (105 of 142 remaining) [2022-10-16 16:19:42,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (104 of 142 remaining) [2022-10-16 16:19:42,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (103 of 142 remaining) [2022-10-16 16:19:42,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (102 of 142 remaining) [2022-10-16 16:19:42,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (101 of 142 remaining) [2022-10-16 16:19:42,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (100 of 142 remaining) [2022-10-16 16:19:42,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (99 of 142 remaining) [2022-10-16 16:19:42,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (98 of 142 remaining) [2022-10-16 16:19:42,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (97 of 142 remaining) [2022-10-16 16:19:42,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (96 of 142 remaining) [2022-10-16 16:19:42,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (95 of 142 remaining) [2022-10-16 16:19:42,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (94 of 142 remaining) [2022-10-16 16:19:42,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (93 of 142 remaining) [2022-10-16 16:19:42,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (92 of 142 remaining) [2022-10-16 16:19:42,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 142 remaining) [2022-10-16 16:19:42,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 142 remaining) [2022-10-16 16:19:42,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 142 remaining) [2022-10-16 16:19:42,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 142 remaining) [2022-10-16 16:19:42,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 142 remaining) [2022-10-16 16:19:42,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 142 remaining) [2022-10-16 16:19:42,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 142 remaining) [2022-10-16 16:19:42,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 142 remaining) [2022-10-16 16:19:42,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 142 remaining) [2022-10-16 16:19:42,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 142 remaining) [2022-10-16 16:19:42,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 142 remaining) [2022-10-16 16:19:42,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 142 remaining) [2022-10-16 16:19:42,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 142 remaining) [2022-10-16 16:19:42,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 142 remaining) [2022-10-16 16:19:42,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 142 remaining) [2022-10-16 16:19:42,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 142 remaining) [2022-10-16 16:19:42,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 142 remaining) [2022-10-16 16:19:42,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 142 remaining) [2022-10-16 16:19:42,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 142 remaining) [2022-10-16 16:19:42,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 142 remaining) [2022-10-16 16:19:42,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 142 remaining) [2022-10-16 16:19:42,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 142 remaining) [2022-10-16 16:19:42,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 142 remaining) [2022-10-16 16:19:42,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 142 remaining) [2022-10-16 16:19:42,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 142 remaining) [2022-10-16 16:19:42,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 142 remaining) [2022-10-16 16:19:42,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 142 remaining) [2022-10-16 16:19:42,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 142 remaining) [2022-10-16 16:19:42,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 142 remaining) [2022-10-16 16:19:42,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 142 remaining) [2022-10-16 16:19:42,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 142 remaining) [2022-10-16 16:19:42,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 142 remaining) [2022-10-16 16:19:42,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 142 remaining) [2022-10-16 16:19:42,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 142 remaining) [2022-10-16 16:19:42,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr84ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 142 remaining) [2022-10-16 16:19:42,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 142 remaining) [2022-10-16 16:19:42,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 142 remaining) [2022-10-16 16:19:42,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr87ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 142 remaining) [2022-10-16 16:19:42,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr88ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 142 remaining) [2022-10-16 16:19:42,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr89ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 142 remaining) [2022-10-16 16:19:42,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr90ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 142 remaining) [2022-10-16 16:19:42,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr91ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 142 remaining) [2022-10-16 16:19:42,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr92ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 142 remaining) [2022-10-16 16:19:42,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr93ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 142 remaining) [2022-10-16 16:19:42,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr94ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 142 remaining) [2022-10-16 16:19:42,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr95ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 142 remaining) [2022-10-16 16:19:42,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 142 remaining) [2022-10-16 16:19:42,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 142 remaining) [2022-10-16 16:19:42,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 142 remaining) [2022-10-16 16:19:42,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 142 remaining) [2022-10-16 16:19:42,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 142 remaining) [2022-10-16 16:19:42,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 142 remaining) [2022-10-16 16:19:42,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 142 remaining) [2022-10-16 16:19:42,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr103ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 142 remaining) [2022-10-16 16:19:42,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr104ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 142 remaining) [2022-10-16 16:19:42,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr105ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 142 remaining) [2022-10-16 16:19:42,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr106ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 142 remaining) [2022-10-16 16:19:42,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr107ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 142 remaining) [2022-10-16 16:19:42,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr108ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 142 remaining) [2022-10-16 16:19:42,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr109ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 142 remaining) [2022-10-16 16:19:42,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr110ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 142 remaining) [2022-10-16 16:19:42,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr111ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 142 remaining) [2022-10-16 16:19:42,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr112ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 142 remaining) [2022-10-16 16:19:42,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr113ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 142 remaining) [2022-10-16 16:19:42,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr114ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 142 remaining) [2022-10-16 16:19:42,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr115ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 142 remaining) [2022-10-16 16:19:42,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr116ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 142 remaining) [2022-10-16 16:19:42,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr117ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 142 remaining) [2022-10-16 16:19:42,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr118ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 142 remaining) [2022-10-16 16:19:42,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr119ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 142 remaining) [2022-10-16 16:19:42,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr120ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 142 remaining) [2022-10-16 16:19:42,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr121ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 142 remaining) [2022-10-16 16:19:42,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr122ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 142 remaining) [2022-10-16 16:19:42,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr123ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 142 remaining) [2022-10-16 16:19:42,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr124ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 142 remaining) [2022-10-16 16:19:42,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr125ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 142 remaining) [2022-10-16 16:19:42,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr126ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 142 remaining) [2022-10-16 16:19:42,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr127ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 142 remaining) [2022-10-16 16:19:42,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr128ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 142 remaining) [2022-10-16 16:19:42,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr129ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 142 remaining) [2022-10-16 16:19:42,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr130ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 142 remaining) [2022-10-16 16:19:42,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr131ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 142 remaining) [2022-10-16 16:19:42,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr132ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 142 remaining) [2022-10-16 16:19:42,375 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr133ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 142 remaining) [2022-10-16 16:19:42,375 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr134ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 142 remaining) [2022-10-16 16:19:42,375 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr135ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 142 remaining) [2022-10-16 16:19:42,375 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr136ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 142 remaining) [2022-10-16 16:19:42,375 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr137ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 142 remaining) [2022-10-16 16:19:42,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr138ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 142 remaining) [2022-10-16 16:19:42,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr139ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 142 remaining) [2022-10-16 16:19:42,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr140ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 142 remaining) [2022-10-16 16:19:42,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr141ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 142 remaining) [2022-10-16 16:19:42,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-10-16 16:19:42,379 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.