/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 13:35:56,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 13:35:56,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 13:35:56,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 13:35:56,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 13:35:56,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 13:35:56,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 13:35:56,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 13:35:56,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 13:35:56,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 13:35:56,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 13:35:56,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 13:35:56,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 13:35:56,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 13:35:56,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 13:35:56,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 13:35:56,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 13:35:56,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 13:35:56,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 13:35:56,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 13:35:56,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 13:35:56,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 13:35:56,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 13:35:56,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 13:35:56,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 13:35:56,798 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 13:35:56,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 13:35:56,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 13:35:56,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 13:35:56,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 13:35:56,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 13:35:56,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 13:35:56,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 13:35:56,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 13:35:56,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 13:35:56,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 13:35:56,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 13:35:56,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 13:35:56,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 13:35:56,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 13:35:56,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 13:35:56,825 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 13:35:56,893 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 13:35:56,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 13:35:56,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 13:35:56,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 13:35:56,896 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 13:35:56,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 13:35:56,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 13:35:56,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 13:35:56,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 13:35:56,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 13:35:56,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 13:35:56,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 13:35:56,899 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 13:35:56,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 13:35:56,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 13:35:56,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 13:35:56,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 13:35:56,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 13:35:56,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 13:35:56,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 13:35:56,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 13:35:56,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 13:35:56,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 13:35:56,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 13:35:56,902 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 13:35:56,903 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 13:35:57,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 13:35:57,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 13:35:57,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 13:35:57,342 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 13:35:57,342 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 13:35:57,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2020-12-22 13:35:57,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/608980ac5/159cd271e7d54d12907445d736c7f004/FLAG3fad7ec34 [2020-12-22 13:35:58,748 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 13:35:58,749 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2020-12-22 13:35:58,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/608980ac5/159cd271e7d54d12907445d736c7f004/FLAG3fad7ec34 [2020-12-22 13:35:59,062 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/608980ac5/159cd271e7d54d12907445d736c7f004 [2020-12-22 13:35:59,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 13:35:59,070 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 13:35:59,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 13:35:59,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 13:35:59,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 13:35:59,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:35:59" (1/1) ... [2020-12-22 13:35:59,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e588d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:35:59, skipping insertion in model container [2020-12-22 13:35:59,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:35:59" (1/1) ... [2020-12-22 13:35:59,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 13:35:59,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 13:35:59,955 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5977] [2020-12-22 13:35:59,956 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5978-5979] [2020-12-22 13:36:00,802 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i[185445,185458] [2020-12-22 13:36:02,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 13:36:02,494 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 13:36:02,651 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5977] [2020-12-22 13:36:02,652 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5978-5979] [2020-12-22 13:36:02,716 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i[185445,185458] [2020-12-22 13:36:03,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 13:36:04,040 INFO L208 MainTranslator]: Completed translation [2020-12-22 13:36:04,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04 WrapperNode [2020-12-22 13:36:04,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 13:36:04,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 13:36:04,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 13:36:04,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 13:36:04,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04" (1/1) ... [2020-12-22 13:36:04,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04" (1/1) ... [2020-12-22 13:36:04,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 13:36:04,766 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 13:36:04,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 13:36:04,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 13:36:04,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04" (1/1) ... [2020-12-22 13:36:04,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04" (1/1) ... [2020-12-22 13:36:04,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04" (1/1) ... [2020-12-22 13:36:04,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04" (1/1) ... [2020-12-22 13:36:05,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04" (1/1) ... [2020-12-22 13:36:05,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04" (1/1) ... [2020-12-22 13:36:05,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04" (1/1) ... [2020-12-22 13:36:05,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 13:36:05,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 13:36:05,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 13:36:05,771 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 13:36:05,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 13:36:05,900 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2020-12-22 13:36:05,900 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2020-12-22 13:36:05,901 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-12-22 13:36:05,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-22 13:36:05,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-22 13:36:05,902 INFO L130 BoogieDeclarations]: Found specification of procedure hso_kick_transmit [2020-12-22 13:36:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_kick_transmit [2020-12-22 13:36:05,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 13:36:05,902 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-12-22 13:36:05,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 13:36:05,902 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2020-12-22 13:36:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 13:36:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 13:36:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-22 13:36:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure hso_resume [2020-12-22 13:36:05,903 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_resume [2020-12-22 13:36:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-22 13:36:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 13:36:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 13:36:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2020-12-22 13:36:05,904 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2020-12-22 13:36:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 13:36:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure hso_free_interface [2020-12-22 13:36:05,904 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_free_interface [2020-12-22 13:36:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 13:36:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-12-22 13:36:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure hso_disconnect [2020-12-22 13:36:05,905 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_disconnect [2020-12-22 13:36:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-12-22 13:36:05,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-12-22 13:36:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-12-22 13:36:05,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-12-22 13:36:05,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 13:36:05,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 13:36:05,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 13:36:42,201 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 13:36:42,201 INFO L299 CfgBuilder]: Removed 3032 assume(true) statements. [2020-12-22 13:36:42,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:36:42 BoogieIcfgContainer [2020-12-22 13:36:42,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 13:36:42,211 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 13:36:42,211 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 13:36:42,215 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 13:36:42,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 01:35:59" (1/3) ... [2020-12-22 13:36:42,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42cc6534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:36:42, skipping insertion in model container [2020-12-22 13:36:42,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:36:04" (2/3) ... [2020-12-22 13:36:42,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42cc6534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:36:42, skipping insertion in model container [2020-12-22 13:36:42,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:36:42" (3/3) ... [2020-12-22 13:36:42,220 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2020-12-22 13:36:42,227 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 13:36:42,236 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 56 error locations. [2020-12-22 13:36:42,257 INFO L253 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2020-12-22 13:36:42,325 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 13:36:42,325 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 13:36:42,326 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 13:36:42,326 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 13:36:42,326 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 13:36:42,326 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 13:36:42,327 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 13:36:42,327 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 13:36:42,411 INFO L276 IsEmpty]: Start isEmpty. Operand 3210 states. [2020-12-22 13:36:42,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-22 13:36:42,436 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:36:42,437 INFO L422 BasicCegarLoop]: 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] [2020-12-22 13:36:42,438 INFO L429 AbstractCegarLoop]: === Iteration 1 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:36:42,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:36:42,446 INFO L82 PathProgramCache]: Analyzing trace with hash 746580595, now seen corresponding path program 1 times [2020-12-22 13:36:42,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:36:42,458 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624297276] [2020-12-22 13:36:42,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:36:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:36:43,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 13:36:43,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624297276] [2020-12-22 13:36:43,470 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:36:43,470 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 13:36:43,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568778702] [2020-12-22 13:36:43,476 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:36:43,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:36:43,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:36:43,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:36:43,506 INFO L87 Difference]: Start difference. First operand 3210 states. Second operand 3 states. [2020-12-22 13:36:43,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:36:43,757 INFO L93 Difference]: Finished difference Result 6416 states and 9157 transitions. [2020-12-22 13:36:43,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:36:43,760 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2020-12-22 13:36:43,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:36:43,796 INFO L225 Difference]: With dead ends: 6416 [2020-12-22 13:36:43,796 INFO L226 Difference]: Without dead ends: 3194 [2020-12-22 13:36:43,812 INFO L677 BasicCegarLoop]: 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 [2020-12-22 13:36:43,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3194 states. [2020-12-22 13:36:44,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3194 to 3194. [2020-12-22 13:36:44,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3194 states. [2020-12-22 13:36:44,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 3194 states and 4408 transitions. [2020-12-22 13:36:44,020 INFO L78 Accepts]: Start accepts. Automaton has 3194 states and 4408 transitions. Word has length 39 [2020-12-22 13:36:44,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:36:44,021 INFO L481 AbstractCegarLoop]: Abstraction has 3194 states and 4408 transitions. [2020-12-22 13:36:44,021 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:36:44,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 4408 transitions. [2020-12-22 13:36:44,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-22 13:36:44,026 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:36:44,027 INFO L422 BasicCegarLoop]: 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] [2020-12-22 13:36:44,027 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 13:36:44,028 INFO L429 AbstractCegarLoop]: === Iteration 2 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:36:44,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:36:44,031 INFO L82 PathProgramCache]: Analyzing trace with hash -805197267, now seen corresponding path program 1 times [2020-12-22 13:36:44,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:36:44,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830523835] [2020-12-22 13:36:44,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:36:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:36:44,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 13:36:44,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830523835] [2020-12-22 13:36:44,528 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:36:44,529 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 13:36:44,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084227605] [2020-12-22 13:36:44,531 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:36:44,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:36:44,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:36:44,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:36:44,535 INFO L87 Difference]: Start difference. First operand 3194 states and 4408 transitions. Second operand 3 states. [2020-12-22 13:36:44,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:36:44,712 INFO L93 Difference]: Finished difference Result 6292 states and 8709 transitions. [2020-12-22 13:36:44,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:36:44,713 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-12-22 13:36:44,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:36:44,736 INFO L225 Difference]: With dead ends: 6292 [2020-12-22 13:36:44,737 INFO L226 Difference]: Without dead ends: 3195 [2020-12-22 13:36:44,750 INFO L677 BasicCegarLoop]: 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 [2020-12-22 13:36:44,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3195 states. [2020-12-22 13:36:44,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3195 to 3195. [2020-12-22 13:36:44,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3195 states. [2020-12-22 13:36:44,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3195 states to 3195 states and 4409 transitions. [2020-12-22 13:36:44,855 INFO L78 Accepts]: Start accepts. Automaton has 3195 states and 4409 transitions. Word has length 40 [2020-12-22 13:36:44,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:36:44,859 INFO L481 AbstractCegarLoop]: Abstraction has 3195 states and 4409 transitions. [2020-12-22 13:36:44,859 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:36:44,860 INFO L276 IsEmpty]: Start isEmpty. Operand 3195 states and 4409 transitions. [2020-12-22 13:36:44,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-22 13:36:44,868 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:36:44,868 INFO L422 BasicCegarLoop]: 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] [2020-12-22 13:36:44,869 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 13:36:44,869 INFO L429 AbstractCegarLoop]: === Iteration 3 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:36:44,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:36:44,870 INFO L82 PathProgramCache]: Analyzing trace with hash 1755120247, now seen corresponding path program 1 times [2020-12-22 13:36:44,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:36:44,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482772852] [2020-12-22 13:36:44,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:36:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:36:45,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:36:45,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482772852] [2020-12-22 13:36:45,333 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:36:45,333 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 13:36:45,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750421829] [2020-12-22 13:36:45,335 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:36:45,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:36:45,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:36:45,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:36:45,336 INFO L87 Difference]: Start difference. First operand 3195 states and 4409 transitions. Second operand 3 states. [2020-12-22 13:36:45,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:36:45,747 INFO L93 Difference]: Finished difference Result 8446 states and 11784 transitions. [2020-12-22 13:36:45,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:36:45,747 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2020-12-22 13:36:45,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:36:45,780 INFO L225 Difference]: With dead ends: 8446 [2020-12-22 13:36:45,781 INFO L226 Difference]: Without dead ends: 5350 [2020-12-22 13:36:45,790 INFO L677 BasicCegarLoop]: 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 [2020-12-22 13:36:45,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5350 states. [2020-12-22 13:36:45,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5350 to 5301. [2020-12-22 13:36:45,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5301 states. [2020-12-22 13:36:45,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5301 states to 5301 states and 7460 transitions. [2020-12-22 13:36:45,968 INFO L78 Accepts]: Start accepts. Automaton has 5301 states and 7460 transitions. Word has length 41 [2020-12-22 13:36:45,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:36:45,968 INFO L481 AbstractCegarLoop]: Abstraction has 5301 states and 7460 transitions. [2020-12-22 13:36:45,969 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:36:45,969 INFO L276 IsEmpty]: Start isEmpty. Operand 5301 states and 7460 transitions. [2020-12-22 13:36:45,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-22 13:36:45,971 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:36:45,971 INFO L422 BasicCegarLoop]: 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] [2020-12-22 13:36:45,971 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 13:36:45,972 INFO L429 AbstractCegarLoop]: === Iteration 4 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:36:45,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:36:45,972 INFO L82 PathProgramCache]: Analyzing trace with hash -240043359, now seen corresponding path program 1 times [2020-12-22 13:36:45,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:36:45,973 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082498364] [2020-12-22 13:36:45,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:36:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:36:46,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:36:46,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082498364] [2020-12-22 13:36:46,366 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:36:46,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 13:36:46,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727265262] [2020-12-22 13:36:46,367 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:36:46,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:36:46,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:36:46,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:36:46,369 INFO L87 Difference]: Start difference. First operand 5301 states and 7460 transitions. Second operand 3 states. [2020-12-22 13:36:46,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:36:46,871 INFO L93 Difference]: Finished difference Result 15245 states and 21565 transitions. [2020-12-22 13:36:46,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:36:46,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2020-12-22 13:36:46,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:36:46,927 INFO L225 Difference]: With dead ends: 15245 [2020-12-22 13:36:46,927 INFO L226 Difference]: Without dead ends: 10043 [2020-12-22 13:36:46,943 INFO L677 BasicCegarLoop]: 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 [2020-12-22 13:36:46,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10043 states. [2020-12-22 13:36:47,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10043 to 9945. [2020-12-22 13:36:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9945 states. [2020-12-22 13:36:47,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9945 states to 9945 states and 14160 transitions. [2020-12-22 13:36:47,534 INFO L78 Accepts]: Start accepts. Automaton has 9945 states and 14160 transitions. Word has length 50 [2020-12-22 13:36:47,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:36:47,536 INFO L481 AbstractCegarLoop]: Abstraction has 9945 states and 14160 transitions. [2020-12-22 13:36:47,536 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:36:47,536 INFO L276 IsEmpty]: Start isEmpty. Operand 9945 states and 14160 transitions. [2020-12-22 13:36:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-22 13:36:47,541 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:36:47,542 INFO L422 BasicCegarLoop]: 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] [2020-12-22 13:36:47,542 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 13:36:47,544 INFO L429 AbstractCegarLoop]: === Iteration 5 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:36:47,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:36:47,544 INFO L82 PathProgramCache]: Analyzing trace with hash 489784636, now seen corresponding path program 1 times [2020-12-22 13:36:47,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:36:47,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417881199] [2020-12-22 13:36:47,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:36:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:36:47,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:36:47,960 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417881199] [2020-12-22 13:36:47,960 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:36:47,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 13:36:47,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413134465] [2020-12-22 13:36:47,961 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:36:47,961 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:36:47,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:36:47,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:36:47,962 INFO L87 Difference]: Start difference. First operand 9945 states and 14160 transitions. Second operand 3 states. [2020-12-22 13:36:48,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:36:48,610 INFO L93 Difference]: Finished difference Result 24557 states and 34860 transitions. [2020-12-22 13:36:48,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:36:48,611 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2020-12-22 13:36:48,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:36:48,709 INFO L225 Difference]: With dead ends: 24557 [2020-12-22 13:36:48,709 INFO L226 Difference]: Without dead ends: 14711 [2020-12-22 13:36:48,740 INFO L677 BasicCegarLoop]: 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 [2020-12-22 13:36:48,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14711 states. [2020-12-22 13:36:49,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14711 to 14605. [2020-12-22 13:36:49,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14605 states. [2020-12-22 13:36:49,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14605 states to 14605 states and 20754 transitions. [2020-12-22 13:36:49,181 INFO L78 Accepts]: Start accepts. Automaton has 14605 states and 20754 transitions. Word has length 70 [2020-12-22 13:36:49,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:36:49,181 INFO L481 AbstractCegarLoop]: Abstraction has 14605 states and 20754 transitions. [2020-12-22 13:36:49,181 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:36:49,181 INFO L276 IsEmpty]: Start isEmpty. Operand 14605 states and 20754 transitions. [2020-12-22 13:36:49,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-22 13:36:49,184 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:36:49,185 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 13:36:49,185 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 13:36:49,186 INFO L429 AbstractCegarLoop]: === Iteration 6 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:36:49,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:36:49,186 INFO L82 PathProgramCache]: Analyzing trace with hash -1411085028, now seen corresponding path program 1 times [2020-12-22 13:36:49,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:36:49,188 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777539233] [2020-12-22 13:36:49,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:36:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:36:49,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:36:49,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777539233] [2020-12-22 13:36:49,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:36:49,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 13:36:49,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925249429] [2020-12-22 13:36:49,597 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:36:49,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:36:49,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:36:49,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:36:49,599 INFO L87 Difference]: Start difference. First operand 14605 states and 20754 transitions. Second operand 3 states. [2020-12-22 13:36:49,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:36:49,960 INFO L93 Difference]: Finished difference Result 29127 states and 41421 transitions. [2020-12-22 13:36:49,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:36:49,961 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 76 [2020-12-22 13:36:49,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:36:50,014 INFO L225 Difference]: With dead ends: 29127 [2020-12-22 13:36:50,015 INFO L226 Difference]: Without dead ends: 14621 [2020-12-22 13:36:50,059 INFO L677 BasicCegarLoop]: 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 [2020-12-22 13:36:50,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14621 states. [2020-12-22 13:36:50,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14621 to 14613. [2020-12-22 13:36:50,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14613 states. [2020-12-22 13:36:50,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14613 states to 14613 states and 20762 transitions. [2020-12-22 13:36:50,491 INFO L78 Accepts]: Start accepts. Automaton has 14613 states and 20762 transitions. Word has length 76 [2020-12-22 13:36:50,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:36:50,492 INFO L481 AbstractCegarLoop]: Abstraction has 14613 states and 20762 transitions. [2020-12-22 13:36:50,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:36:50,492 INFO L276 IsEmpty]: Start isEmpty. Operand 14613 states and 20762 transitions. [2020-12-22 13:36:50,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-22 13:36:50,496 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:36:50,496 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 13:36:50,496 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 13:36:50,498 INFO L429 AbstractCegarLoop]: === Iteration 7 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:36:50,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:36:50,499 INFO L82 PathProgramCache]: Analyzing trace with hash 1273195384, now seen corresponding path program 1 times [2020-12-22 13:36:50,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:36:50,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410216968] [2020-12-22 13:36:50,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:36:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:36:51,134 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:36:51,135 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410216968] [2020-12-22 13:36:51,135 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1813389029] [2020-12-22 13:36:51,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:36:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:36:54,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 4630 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 13:36:54,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 13:36:54,296 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 13:36:54,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 13:36:54,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2020-12-22 13:36:54,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931830787] [2020-12-22 13:36:54,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:36:54,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:36:54,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:36:54,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:36:54,300 INFO L87 Difference]: Start difference. First operand 14613 states and 20762 transitions. Second operand 3 states. [2020-12-22 13:36:54,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:36:54,763 INFO L93 Difference]: Finished difference Result 29127 states and 41413 transitions. [2020-12-22 13:36:54,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:36:54,764 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2020-12-22 13:36:54,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:36:54,829 INFO L225 Difference]: With dead ends: 29127 [2020-12-22 13:36:54,829 INFO L226 Difference]: Without dead ends: 14613 [2020-12-22 13:36:54,865 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:36:54,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14613 states. [2020-12-22 13:36:55,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14613 to 14613. [2020-12-22 13:36:55,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14613 states. [2020-12-22 13:36:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14613 states to 14613 states and 20754 transitions. [2020-12-22 13:36:55,329 INFO L78 Accepts]: Start accepts. Automaton has 14613 states and 20754 transitions. Word has length 78 [2020-12-22 13:36:55,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:36:55,329 INFO L481 AbstractCegarLoop]: Abstraction has 14613 states and 20754 transitions. [2020-12-22 13:36:55,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:36:55,330 INFO L276 IsEmpty]: Start isEmpty. Operand 14613 states and 20754 transitions. [2020-12-22 13:36:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-22 13:36:55,333 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:36:55,333 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 13:36:55,534 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-12-22 13:36:55,535 INFO L429 AbstractCegarLoop]: === Iteration 8 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:36:55,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:36:55,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1098543878, now seen corresponding path program 1 times [2020-12-22 13:36:55,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:36:55,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234668755] [2020-12-22 13:36:55,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:36:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:36:55,882 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:36:55,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234668755] [2020-12-22 13:36:55,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78485219] [2020-12-22 13:36:55,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:36:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:36:58,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 4628 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 13:36:58,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 13:36:58,722 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 13:36:58,722 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 13:36:58,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-22 13:36:58,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656623432] [2020-12-22 13:36:58,723 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:36:58,723 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:36:58,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:36:58,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:36:58,724 INFO L87 Difference]: Start difference. First operand 14613 states and 20754 transitions. Second operand 3 states. [2020-12-22 13:37:01,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:37:01,483 INFO L93 Difference]: Finished difference Result 29131 states and 41401 transitions. [2020-12-22 13:37:01,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:37:01,484 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2020-12-22 13:37:01,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:37:01,535 INFO L225 Difference]: With dead ends: 29131 [2020-12-22 13:37:01,535 INFO L226 Difference]: Without dead ends: 14609 [2020-12-22 13:37:01,565 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:01,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14609 states. [2020-12-22 13:37:01,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14609 to 14463. [2020-12-22 13:37:01,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14463 states. [2020-12-22 13:37:02,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14463 states to 14463 states and 20572 transitions. [2020-12-22 13:37:02,003 INFO L78 Accepts]: Start accepts. Automaton has 14463 states and 20572 transitions. Word has length 78 [2020-12-22 13:37:02,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:37:02,005 INFO L481 AbstractCegarLoop]: Abstraction has 14463 states and 20572 transitions. [2020-12-22 13:37:02,005 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:37:02,005 INFO L276 IsEmpty]: Start isEmpty. Operand 14463 states and 20572 transitions. [2020-12-22 13:37:02,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-22 13:37:02,014 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:37:02,015 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 13:37:02,227 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:02,229 INFO L429 AbstractCegarLoop]: === Iteration 9 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:37:02,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:37:02,230 INFO L82 PathProgramCache]: Analyzing trace with hash -622668204, now seen corresponding path program 1 times [2020-12-22 13:37:02,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:37:02,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114780549] [2020-12-22 13:37:02,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:37:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:02,845 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:37:02,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114780549] [2020-12-22 13:37:02,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [631466890] [2020-12-22 13:37:02,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:05,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 4677 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 13:37:05,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 13:37:05,520 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-22 13:37:05,521 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 13:37:05,521 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2020-12-22 13:37:05,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111533451] [2020-12-22 13:37:05,521 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:37:05,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:37:05,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:37:05,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:05,522 INFO L87 Difference]: Start difference. First operand 14463 states and 20572 transitions. Second operand 3 states. [2020-12-22 13:37:06,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:37:06,408 INFO L93 Difference]: Finished difference Result 15299 states and 21691 transitions. [2020-12-22 13:37:06,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:37:06,409 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2020-12-22 13:37:06,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:37:06,448 INFO L225 Difference]: With dead ends: 15299 [2020-12-22 13:37:06,449 INFO L226 Difference]: Without dead ends: 15207 [2020-12-22 13:37:06,455 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:06,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15207 states. [2020-12-22 13:37:06,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15207 to 15075. [2020-12-22 13:37:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15075 states. [2020-12-22 13:37:06,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15075 states to 15075 states and 21313 transitions. [2020-12-22 13:37:06,899 INFO L78 Accepts]: Start accepts. Automaton has 15075 states and 21313 transitions. Word has length 83 [2020-12-22 13:37:06,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:37:06,899 INFO L481 AbstractCegarLoop]: Abstraction has 15075 states and 21313 transitions. [2020-12-22 13:37:06,899 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:37:06,900 INFO L276 IsEmpty]: Start isEmpty. Operand 15075 states and 21313 transitions. [2020-12-22 13:37:06,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-22 13:37:06,906 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:37:06,906 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 13:37:07,120 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:07,121 INFO L429 AbstractCegarLoop]: === Iteration 10 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:37:07,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:37:07,123 INFO L82 PathProgramCache]: Analyzing trace with hash -973126412, now seen corresponding path program 1 times [2020-12-22 13:37:07,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:37:07,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912815481] [2020-12-22 13:37:07,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:37:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:07,516 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:37:07,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912815481] [2020-12-22 13:37:07,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [640276177] [2020-12-22 13:37:07,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:10,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 4700 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 13:37:10,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 13:37:10,347 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 13:37:10,348 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 13:37:10,348 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-22 13:37:10,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106583515] [2020-12-22 13:37:10,349 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:37:10,349 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:37:10,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:37:10,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:10,350 INFO L87 Difference]: Start difference. First operand 15075 states and 21313 transitions. Second operand 3 states. [2020-12-22 13:37:11,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:37:11,423 INFO L93 Difference]: Finished difference Result 37839 states and 53537 transitions. [2020-12-22 13:37:11,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:37:11,424 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2020-12-22 13:37:11,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:37:11,489 INFO L225 Difference]: With dead ends: 37839 [2020-12-22 13:37:11,490 INFO L226 Difference]: Without dead ends: 22863 [2020-12-22 13:37:11,522 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:11,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22863 states. [2020-12-22 13:37:12,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22863 to 22687. [2020-12-22 13:37:12,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22687 states. [2020-12-22 13:37:12,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22687 states to 22687 states and 32110 transitions. [2020-12-22 13:37:12,342 INFO L78 Accepts]: Start accepts. Automaton has 22687 states and 32110 transitions. Word has length 100 [2020-12-22 13:37:12,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:37:12,343 INFO L481 AbstractCegarLoop]: Abstraction has 22687 states and 32110 transitions. [2020-12-22 13:37:12,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:37:12,343 INFO L276 IsEmpty]: Start isEmpty. Operand 22687 states and 32110 transitions. [2020-12-22 13:37:12,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-22 13:37:12,352 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:37:12,353 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:37:12,567 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:12,569 INFO L429 AbstractCegarLoop]: === Iteration 11 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:37:12,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:37:12,570 INFO L82 PathProgramCache]: Analyzing trace with hash 1174074364, now seen corresponding path program 1 times [2020-12-22 13:37:12,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:37:12,571 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872441263] [2020-12-22 13:37:12,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:37:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:12,940 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:37:12,940 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872441263] [2020-12-22 13:37:12,940 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [871697089] [2020-12-22 13:37:12,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:15,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 4983 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 13:37:15,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 13:37:16,082 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 13:37:16,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 13:37:16,083 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-22 13:37:16,083 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314389821] [2020-12-22 13:37:16,084 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:37:16,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:37:16,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:37:16,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:16,085 INFO L87 Difference]: Start difference. First operand 22687 states and 32110 transitions. Second operand 3 states. [2020-12-22 13:37:17,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:37:17,073 INFO L93 Difference]: Finished difference Result 55737 states and 79177 transitions. [2020-12-22 13:37:17,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:37:17,075 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2020-12-22 13:37:17,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:37:17,178 INFO L225 Difference]: With dead ends: 55737 [2020-12-22 13:37:17,178 INFO L226 Difference]: Without dead ends: 33149 [2020-12-22 13:37:17,224 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:17,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33149 states. [2020-12-22 13:37:18,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33149 to 33099. [2020-12-22 13:37:18,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33099 states. [2020-12-22 13:37:18,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33099 states to 33099 states and 47113 transitions. [2020-12-22 13:37:18,185 INFO L78 Accepts]: Start accepts. Automaton has 33099 states and 47113 transitions. Word has length 116 [2020-12-22 13:37:18,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:37:18,185 INFO L481 AbstractCegarLoop]: Abstraction has 33099 states and 47113 transitions. [2020-12-22 13:37:18,185 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:37:18,186 INFO L276 IsEmpty]: Start isEmpty. Operand 33099 states and 47113 transitions. [2020-12-22 13:37:18,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-12-22 13:37:18,201 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:37:18,201 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:37:18,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-22 13:37:18,403 INFO L429 AbstractCegarLoop]: === Iteration 12 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:37:18,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:37:18,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1476099629, now seen corresponding path program 1 times [2020-12-22 13:37:18,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:37:18,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958121386] [2020-12-22 13:37:18,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:37:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:18,973 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 13:37:18,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958121386] [2020-12-22 13:37:18,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [196166848] [2020-12-22 13:37:18,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:21,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 5054 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 13:37:21,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 13:37:22,061 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-22 13:37:22,062 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 13:37:22,062 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-22 13:37:22,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792482680] [2020-12-22 13:37:22,063 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:37:22,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:37:22,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:37:22,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:22,064 INFO L87 Difference]: Start difference. First operand 33099 states and 47113 transitions. Second operand 3 states. [2020-12-22 13:37:23,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:37:23,235 INFO L93 Difference]: Finished difference Result 76561 states and 109183 transitions. [2020-12-22 13:37:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:37:23,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2020-12-22 13:37:23,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:37:23,350 INFO L225 Difference]: With dead ends: 76561 [2020-12-22 13:37:23,350 INFO L226 Difference]: Without dead ends: 43561 [2020-12-22 13:37:23,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:23,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43561 states. [2020-12-22 13:37:24,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43561 to 43511. [2020-12-22 13:37:24,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43511 states. [2020-12-22 13:37:24,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43511 states to 43511 states and 62128 transitions. [2020-12-22 13:37:24,771 INFO L78 Accepts]: Start accepts. Automaton has 43511 states and 62128 transitions. Word has length 126 [2020-12-22 13:37:24,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:37:24,771 INFO L481 AbstractCegarLoop]: Abstraction has 43511 states and 62128 transitions. [2020-12-22 13:37:24,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:37:24,771 INFO L276 IsEmpty]: Start isEmpty. Operand 43511 states and 62128 transitions. [2020-12-22 13:37:24,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-12-22 13:37:24,789 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:37:24,789 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:37:25,003 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:25,004 INFO L429 AbstractCegarLoop]: === Iteration 13 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:37:25,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:37:25,006 INFO L82 PathProgramCache]: Analyzing trace with hash 645148977, now seen corresponding path program 1 times [2020-12-22 13:37:25,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:37:25,006 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780728823] [2020-12-22 13:37:25,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:37:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:25,382 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-22 13:37:25,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780728823] [2020-12-22 13:37:25,383 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [897523472] [2020-12-22 13:37:25,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:28,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 4900 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 13:37:28,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 13:37:28,595 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 13:37:28,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 13:37:28,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-22 13:37:28,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659341199] [2020-12-22 13:37:28,600 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:37:28,600 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:37:28,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:37:28,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:28,602 INFO L87 Difference]: Start difference. First operand 43511 states and 62128 transitions. Second operand 3 states. [2020-12-22 13:37:29,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:37:29,581 INFO L93 Difference]: Finished difference Result 86931 states and 124161 transitions. [2020-12-22 13:37:29,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:37:29,582 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2020-12-22 13:37:29,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:37:29,688 INFO L225 Difference]: With dead ends: 86931 [2020-12-22 13:37:29,689 INFO L226 Difference]: Without dead ends: 43519 [2020-12-22 13:37:29,749 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:29,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43519 states. [2020-12-22 13:37:30,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43519 to 43519. [2020-12-22 13:37:30,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43519 states. [2020-12-22 13:37:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43519 states to 43519 states and 62136 transitions. [2020-12-22 13:37:31,235 INFO L78 Accepts]: Start accepts. Automaton has 43519 states and 62136 transitions. Word has length 130 [2020-12-22 13:37:31,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:37:31,235 INFO L481 AbstractCegarLoop]: Abstraction has 43519 states and 62136 transitions. [2020-12-22 13:37:31,235 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:37:31,235 INFO L276 IsEmpty]: Start isEmpty. Operand 43519 states and 62136 transitions. [2020-12-22 13:37:31,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-12-22 13:37:31,251 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:37:31,251 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:37:31,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:31,465 INFO L429 AbstractCegarLoop]: === Iteration 14 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:37:31,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:37:31,467 INFO L82 PathProgramCache]: Analyzing trace with hash 164068719, now seen corresponding path program 1 times [2020-12-22 13:37:31,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:37:31,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550336661] [2020-12-22 13:37:31,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:37:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:31,831 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-22 13:37:31,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550336661] [2020-12-22 13:37:31,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [9925389] [2020-12-22 13:37:31,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:34,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 4903 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-22 13:37:34,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 13:37:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-22 13:37:35,128 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 13:37:35,128 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2020-12-22 13:37:35,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82995334] [2020-12-22 13:37:35,129 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 13:37:35,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:37:35,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 13:37:35,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-22 13:37:35,130 INFO L87 Difference]: Start difference. First operand 43519 states and 62136 transitions. Second operand 6 states. [2020-12-22 13:37:36,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:37:36,649 INFO L93 Difference]: Finished difference Result 87000 states and 124264 transitions. [2020-12-22 13:37:36,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 13:37:36,650 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 130 [2020-12-22 13:37:36,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:37:36,849 INFO L225 Difference]: With dead ends: 87000 [2020-12-22 13:37:36,850 INFO L226 Difference]: Without dead ends: 43576 [2020-12-22 13:37:36,978 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-22 13:37:37,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43576 states. [2020-12-22 13:37:38,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43576 to 43568. [2020-12-22 13:37:38,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43568 states. [2020-12-22 13:37:38,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43568 states to 43568 states and 62185 transitions. [2020-12-22 13:37:38,841 INFO L78 Accepts]: Start accepts. Automaton has 43568 states and 62185 transitions. Word has length 130 [2020-12-22 13:37:38,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:37:38,841 INFO L481 AbstractCegarLoop]: Abstraction has 43568 states and 62185 transitions. [2020-12-22 13:37:38,842 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 13:37:38,842 INFO L276 IsEmpty]: Start isEmpty. Operand 43568 states and 62185 transitions. [2020-12-22 13:37:38,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-12-22 13:37:38,864 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:37:38,864 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:37:39,079 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-12-22 13:37:39,080 INFO L429 AbstractCegarLoop]: === Iteration 15 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:37:39,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:37:39,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1815436975, now seen corresponding path program 2 times [2020-12-22 13:37:39,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:37:39,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571731735] [2020-12-22 13:37:39,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:37:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:39,503 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-22 13:37:39,503 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571731735] [2020-12-22 13:37:39,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:37:39,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 13:37:39,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122119294] [2020-12-22 13:37:39,505 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 13:37:39,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:37:39,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 13:37:39,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 13:37:39,506 INFO L87 Difference]: Start difference. First operand 43568 states and 62185 transitions. Second operand 4 states. [2020-12-22 13:37:42,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:37:42,913 INFO L93 Difference]: Finished difference Result 87052 states and 124274 transitions. [2020-12-22 13:37:42,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 13:37:42,914 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 133 [2020-12-22 13:37:42,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:37:43,047 INFO L225 Difference]: With dead ends: 87052 [2020-12-22 13:37:43,048 INFO L226 Difference]: Without dead ends: 43568 [2020-12-22 13:37:43,118 INFO L677 BasicCegarLoop]: 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 [2020-12-22 13:37:43,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43568 states. [2020-12-22 13:37:44,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43568 to 43568. [2020-12-22 13:37:44,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43568 states. [2020-12-22 13:37:44,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43568 states to 43568 states and 62177 transitions. [2020-12-22 13:37:44,775 INFO L78 Accepts]: Start accepts. Automaton has 43568 states and 62177 transitions. Word has length 133 [2020-12-22 13:37:44,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:37:44,775 INFO L481 AbstractCegarLoop]: Abstraction has 43568 states and 62177 transitions. [2020-12-22 13:37:44,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 13:37:44,775 INFO L276 IsEmpty]: Start isEmpty. Operand 43568 states and 62177 transitions. [2020-12-22 13:37:44,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-12-22 13:37:44,796 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:37:44,796 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:37:44,797 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-22 13:37:44,797 INFO L429 AbstractCegarLoop]: === Iteration 16 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:37:44,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:37:44,798 INFO L82 PathProgramCache]: Analyzing trace with hash -1084783862, now seen corresponding path program 1 times [2020-12-22 13:37:44,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:37:44,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735957917] [2020-12-22 13:37:44,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:37:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:46,030 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-22 13:37:46,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735957917] [2020-12-22 13:37:46,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:37:46,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 13:37:46,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647226101] [2020-12-22 13:37:46,035 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 13:37:46,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:37:46,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 13:37:46,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 13:37:46,039 INFO L87 Difference]: Start difference. First operand 43568 states and 62177 transitions. Second operand 4 states. [2020-12-22 13:37:47,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:37:47,397 INFO L93 Difference]: Finished difference Result 92146 states and 131677 transitions. [2020-12-22 13:37:47,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 13:37:47,398 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 141 [2020-12-22 13:37:47,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:37:47,670 INFO L225 Difference]: With dead ends: 92146 [2020-12-22 13:37:47,670 INFO L226 Difference]: Without dead ends: 48678 [2020-12-22 13:37:47,748 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:37:47,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48678 states. [2020-12-22 13:37:49,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48678 to 45130. [2020-12-22 13:37:49,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45130 states. [2020-12-22 13:37:49,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45130 states to 45130 states and 64399 transitions. [2020-12-22 13:37:49,534 INFO L78 Accepts]: Start accepts. Automaton has 45130 states and 64399 transitions. Word has length 141 [2020-12-22 13:37:49,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:37:49,535 INFO L481 AbstractCegarLoop]: Abstraction has 45130 states and 64399 transitions. [2020-12-22 13:37:49,535 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 13:37:49,535 INFO L276 IsEmpty]: Start isEmpty. Operand 45130 states and 64399 transitions. [2020-12-22 13:37:49,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-12-22 13:37:49,555 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:37:49,555 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:37:49,555 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-22 13:37:49,556 INFO L429 AbstractCegarLoop]: === Iteration 17 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:37:49,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:37:49,556 INFO L82 PathProgramCache]: Analyzing trace with hash -317344602, now seen corresponding path program 1 times [2020-12-22 13:37:49,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:37:49,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833034615] [2020-12-22 13:37:49,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:37:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:50,628 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-22 13:37:50,628 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833034615] [2020-12-22 13:37:50,628 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [503023800] [2020-12-22 13:37:50,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:37:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:53,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 5054 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 13:37:53,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 13:37:53,865 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-22 13:37:53,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 13:37:53,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-12-22 13:37:53,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761764310] [2020-12-22 13:37:53,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 13:37:53,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:37:53,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 13:37:53,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2020-12-22 13:37:53,869 INFO L87 Difference]: Start difference. First operand 45130 states and 64399 transitions. Second operand 8 states. [2020-12-22 13:37:55,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:37:55,330 INFO L93 Difference]: Finished difference Result 90181 states and 128725 transitions. [2020-12-22 13:37:55,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 13:37:55,330 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 141 [2020-12-22 13:37:55,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:37:55,430 INFO L225 Difference]: With dead ends: 90181 [2020-12-22 13:37:55,430 INFO L226 Difference]: Without dead ends: 45147 [2020-12-22 13:37:55,482 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2020-12-22 13:37:55,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45147 states. [2020-12-22 13:37:56,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45147 to 45147. [2020-12-22 13:37:56,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45147 states. [2020-12-22 13:37:56,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45147 states to 45147 states and 64416 transitions. [2020-12-22 13:37:56,751 INFO L78 Accepts]: Start accepts. Automaton has 45147 states and 64416 transitions. Word has length 141 [2020-12-22 13:37:56,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:37:56,751 INFO L481 AbstractCegarLoop]: Abstraction has 45147 states and 64416 transitions. [2020-12-22 13:37:56,751 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 13:37:56,752 INFO L276 IsEmpty]: Start isEmpty. Operand 45147 states and 64416 transitions. [2020-12-22 13:37:56,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-12-22 13:37:56,769 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:37:56,769 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:37:56,983 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-22 13:37:56,984 INFO L429 AbstractCegarLoop]: === Iteration 18 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:37:56,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:37:56,986 INFO L82 PathProgramCache]: Analyzing trace with hash -985331488, now seen corresponding path program 2 times [2020-12-22 13:37:56,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:37:56,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258674719] [2020-12-22 13:37:56,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:37:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:37:58,055 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-22 13:37:58,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258674719] [2020-12-22 13:37:58,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119156513] [2020-12-22 13:37:58,056 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:38:00,824 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-12-22 13:38:00,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 13:38:00,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 4473 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 13:38:00,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 13:38:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-22 13:38:01,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 13:38:01,007 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2020-12-22 13:38:01,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893303975] [2020-12-22 13:38:01,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 13:38:01,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:38:01,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 13:38:01,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-12-22 13:38:01,008 INFO L87 Difference]: Start difference. First operand 45147 states and 64416 transitions. Second operand 4 states. [2020-12-22 13:38:02,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:38:02,153 INFO L93 Difference]: Finished difference Result 90413 states and 129411 transitions. [2020-12-22 13:38:02,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 13:38:02,156 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 142 [2020-12-22 13:38:02,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:38:02,256 INFO L225 Difference]: With dead ends: 90413 [2020-12-22 13:38:02,256 INFO L226 Difference]: Without dead ends: 45367 [2020-12-22 13:38:02,319 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-12-22 13:38:02,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45367 states. [2020-12-22 13:38:03,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45367 to 45191. [2020-12-22 13:38:03,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45191 states. [2020-12-22 13:38:03,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45191 states to 45191 states and 64460 transitions. [2020-12-22 13:38:03,622 INFO L78 Accepts]: Start accepts. Automaton has 45191 states and 64460 transitions. Word has length 142 [2020-12-22 13:38:03,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:38:03,622 INFO L481 AbstractCegarLoop]: Abstraction has 45191 states and 64460 transitions. [2020-12-22 13:38:03,622 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 13:38:03,622 INFO L276 IsEmpty]: Start isEmpty. Operand 45191 states and 64460 transitions. [2020-12-22 13:38:03,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-12-22 13:38:03,638 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:38:03,639 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:38:03,852 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-12-22 13:38:03,853 INFO L429 AbstractCegarLoop]: === Iteration 19 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:38:03,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:38:03,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1496235029, now seen corresponding path program 1 times [2020-12-22 13:38:03,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:38:03,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483005376] [2020-12-22 13:38:03,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:38:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:38:04,830 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-22 13:38:04,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483005376] [2020-12-22 13:38:04,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410479567] [2020-12-22 13:38:04,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:38:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:38:07,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 5084 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 13:38:07,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 13:38:07,971 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-22 13:38:07,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 13:38:07,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2020-12-22 13:38:07,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603732620] [2020-12-22 13:38:07,973 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 13:38:07,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:38:07,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 13:38:07,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2020-12-22 13:38:07,974 INFO L87 Difference]: Start difference. First operand 45191 states and 64460 transitions. Second operand 10 states. [2020-12-22 13:38:09,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:38:09,080 INFO L93 Difference]: Finished difference Result 90302 states and 128846 transitions. [2020-12-22 13:38:09,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-22 13:38:09,081 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 143 [2020-12-22 13:38:09,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:38:09,157 INFO L225 Difference]: With dead ends: 90302 [2020-12-22 13:38:09,157 INFO L226 Difference]: Without dead ends: 45208 [2020-12-22 13:38:09,203 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2020-12-22 13:38:09,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45208 states. [2020-12-22 13:38:10,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45208 to 45208. [2020-12-22 13:38:10,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45208 states. [2020-12-22 13:38:10,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45208 states to 45208 states and 64477 transitions. [2020-12-22 13:38:10,371 INFO L78 Accepts]: Start accepts. Automaton has 45208 states and 64477 transitions. Word has length 143 [2020-12-22 13:38:10,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:38:10,371 INFO L481 AbstractCegarLoop]: Abstraction has 45208 states and 64477 transitions. [2020-12-22 13:38:10,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 13:38:10,371 INFO L276 IsEmpty]: Start isEmpty. Operand 45208 states and 64477 transitions. [2020-12-22 13:38:10,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-12-22 13:38:10,384 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:38:10,385 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:38:10,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 13:38:10,586 INFO L429 AbstractCegarLoop]: === Iteration 20 === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr7ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr8ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr10ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr9ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr5ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr6ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr3ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr2ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~intErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr2ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr0ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr1ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr3ASSERT_VIOLATIONERROR_FUNCTION, hso_resumeErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:38:10,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:38:10,587 INFO L82 PathProgramCache]: Analyzing trace with hash -489035313, now seen corresponding path program 2 times [2020-12-22 13:38:10,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:38:10,588 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082933387] [2020-12-22 13:38:10,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:38:11,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:38:11,319 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-22 13:38:11,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082933387] [2020-12-22 13:38:11,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611361911] [2020-12-22 13:38:11,320 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true