/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp2x3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dpor-d6e1636 [2023-01-10 12:42:59,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-10 12:42:59,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-10 12:42:59,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-01-10 12:42:59,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-01-10 12:42:59,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-01-10 12:42:59,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-01-10 12:42:59,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-01-10 12:42:59,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-01-10 12:42:59,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-01-10 12:42:59,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-01-10 12:42:59,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-01-10 12:42:59,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-10 12:42:59,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-10 12:42:59,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-10 12:42:59,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-10 12:42:59,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-10 12:42:59,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-10 12:42:59,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-10 12:42:59,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-10 12:42:59,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-10 12:42:59,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-10 12:42:59,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-10 12:42:59,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-10 12:43:00,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-01-10 12:43:00,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-01-10 12:43:00,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-01-10 12:43:00,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-01-10 12:43:00,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-01-10 12:43:00,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-01-10 12:43:00,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-01-10 12:43:00,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-01-10 12:43:00,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-01-10 12:43:00,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-01-10 12:43:00,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-01-10 12:43:00,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-01-10 12:43:00,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-01-10 12:43:00,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-01-10 12:43:00,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-10 12:43:00,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-10 12:43:00,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-10 12:43:00,012 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2023-01-10 12:43:00,033 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-10 12:43:00,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-10 12:43:00,033 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-01-10 12:43:00,033 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-01-10 12:43:00,034 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-10 12:43:00,034 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-10 12:43:00,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-10 12:43:00,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-10 12:43:00,035 INFO L138 SettingsManager]: * Use SBE=true [2023-01-10 12:43:00,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-10 12:43:00,035 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-10 12:43:00,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-10 12:43:00,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-10 12:43:00,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-10 12:43:00,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-10 12:43:00,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-10 12:43:00,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-10 12:43:00,036 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-10 12:43:00,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-10 12:43:00,036 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-10 12:43:00,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-10 12:43:00,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-10 12:43:00,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-10 12:43:00,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-10 12:43:00,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-10 12:43:00,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 12:43:00,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-10 12:43:00,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-10 12:43:00,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-10 12:43:00,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-10 12:43:00,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-10 12:43:00,038 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-01-10 12:43:00,038 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-01-10 12:43:00,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-01-10 12:43:00,038 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2023-01-10 12:43:00,038 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2023-01-10 12:43:00,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-10 12:43:00,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-10 12:43:00,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-10 12:43:00,213 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-10 12:43:00,213 INFO L275 PluginConnector]: CDTParser initialized [2023-01-10 12:43:00,214 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x3.wvr.c [2023-01-10 12:43:01,262 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-10 12:43:01,515 INFO L351 CDTParser]: Found 1 translation units. [2023-01-10 12:43:01,516 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x3.wvr.c [2023-01-10 12:43:01,519 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db160c2ed/621abd193239447487239e8d16006001/FLAG4ea21e348 [2023-01-10 12:43:01,532 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db160c2ed/621abd193239447487239e8d16006001 [2023-01-10 12:43:01,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-10 12:43:01,535 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-10 12:43:01,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-10 12:43:01,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-10 12:43:01,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-10 12:43:01,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78dff101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01, skipping insertion in model container [2023-01-10 12:43:01,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-10 12:43:01,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-10 12:43:01,701 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x3.wvr.c[2237,2250] [2023-01-10 12:43:01,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 12:43:01,713 INFO L203 MainTranslator]: Completed pre-run [2023-01-10 12:43:01,726 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x3.wvr.c[2237,2250] [2023-01-10 12:43:01,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 12:43:01,735 INFO L208 MainTranslator]: Completed translation [2023-01-10 12:43:01,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01 WrapperNode [2023-01-10 12:43:01,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-10 12:43:01,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-10 12:43:01,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-10 12:43:01,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-10 12:43:01,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,758 INFO L138 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-01-10 12:43:01,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-10 12:43:01,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-10 12:43:01,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-10 12:43:01,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-10 12:43:01,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,779 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-10 12:43:01,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-10 12:43:01,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-10 12:43:01,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-10 12:43:01,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (1/1) ... [2023-01-10 12:43:01,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 12:43:01,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 12:43:01,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-01-10 12:43:01,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-01-10 12:43:01,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-10 12:43:01,849 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-01-10 12:43:01,852 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-01-10 12:43:01,852 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-01-10 12:43:01,852 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-01-10 12:43:01,855 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-01-10 12:43:01,856 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-01-10 12:43:01,856 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-01-10 12:43:01,856 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-01-10 12:43:01,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-10 12:43:01,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-10 12:43:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-10 12:43:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-10 12:43:01,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-10 12:43:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-10 12:43:01,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-10 12:43:01,870 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-10 12:43:02,003 INFO L236 CfgBuilder]: Building ICFG [2023-01-10 12:43:02,005 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-10 12:43:02,231 INFO L277 CfgBuilder]: Performing block encoding [2023-01-10 12:43:02,237 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-10 12:43:02,237 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-01-10 12:43:02,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:43:02 BoogieIcfgContainer [2023-01-10 12:43:02,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-10 12:43:02,240 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-10 12:43:02,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-10 12:43:02,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-10 12:43:02,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 12:43:01" (1/3) ... [2023-01-10 12:43:02,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4efb96ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 12:43:02, skipping insertion in model container [2023-01-10 12:43:02,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:43:01" (2/3) ... [2023-01-10 12:43:02,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4efb96ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 12:43:02, skipping insertion in model container [2023-01-10 12:43:02,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:43:02" (3/3) ... [2023-01-10 12:43:02,245 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp2x3.wvr.c [2023-01-10 12:43:02,250 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-01-10 12:43:02,257 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-10 12:43:02,257 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-01-10 12:43:02,257 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-10 12:43:02,344 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-01-10 12:43:02,385 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 12:43:02,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 12:43:02,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 12:43:02,388 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 12:43:02,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-01-10 12:43:02,441 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 12:43:02,446 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2023-01-10 12:43:02,450 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4045e7a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 12:43:02,450 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 12:43:02,660 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-01-10 12:43:02,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-10 12:43:02,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1340409724, now seen corresponding path program 1 times [2023-01-10 12:43:02,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-10 12:43:02,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555706255] [2023-01-10 12:43:02,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 12:43:02,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-10 12:43:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-10 12:43:02,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 12:43:02,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-10 12:43:02,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555706255] [2023-01-10 12:43:02,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555706255] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-10 12:43:02,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-10 12:43:02,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-10 12:43:02,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523478930] [2023-01-10 12:43:02,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-10 12:43:02,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-01-10 12:43:02,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-10 12:43:03,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-01-10 12:43:03,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-01-10 12:43:03,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:03,012 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-10 12:43:03,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-10 12:43:03,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:03,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:03,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-01-10 12:43:03,174 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-01-10 12:43:03,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-10 12:43:03,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1115308848, now seen corresponding path program 1 times [2023-01-10 12:43:03,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-10 12:43:03,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183522253] [2023-01-10 12:43:03,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 12:43:03,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-10 12:43:03,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-10 12:43:03,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 12:43:03,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-10 12:43:03,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183522253] [2023-01-10 12:43:03,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183522253] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-10 12:43:03,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-10 12:43:03,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-01-10 12:43:03,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236031670] [2023-01-10 12:43:03,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-10 12:43:03,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-01-10 12:43:03,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-10 12:43:03,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-01-10 12:43:03,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-01-10 12:43:03,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:03,883 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-10 12:43:03,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 7 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-10 12:43:03,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:03,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:04,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:04,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-10 12:43:04,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-01-10 12:43:04,045 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-01-10 12:43:04,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-10 12:43:04,046 INFO L85 PathProgramCache]: Analyzing trace with hash -326429555, now seen corresponding path program 1 times [2023-01-10 12:43:04,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-10 12:43:04,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796872723] [2023-01-10 12:43:04,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 12:43:04,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-10 12:43:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-10 12:43:04,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 12:43:04,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-10 12:43:04,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796872723] [2023-01-10 12:43:04,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796872723] provided 0 perfect and 1 imperfect interpolant sequences [2023-01-10 12:43:04,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [423830029] [2023-01-10 12:43:04,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 12:43:04,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-01-10 12:43:04,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 12:43:04,422 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-01-10 12:43:04,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-01-10 12:43:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-10 12:43:04,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 7 conjunts are in the unsatisfiable core [2023-01-10 12:43:04,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-01-10 12:43:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 12:43:04,801 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-01-10 12:43:04,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 12:43:04,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [423830029] provided 0 perfect and 2 imperfect interpolant sequences [2023-01-10 12:43:04,962 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-01-10 12:43:04,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 14 [2023-01-10 12:43:04,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741716884] [2023-01-10 12:43:04,963 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-01-10 12:43:04,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-01-10 12:43:04,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-10 12:43:04,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-01-10 12:43:04,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2023-01-10 12:43:04,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:04,964 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-10 12:43:04,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 11.571428571428571) internal successors, (162), 14 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-10 12:43:04,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:04,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-01-10 12:43:04,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:05,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:05,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-10 12:43:05,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-01-10 12:43:05,627 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-01-10 12:43:05,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-01-10 12:43:05,811 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-01-10 12:43:05,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-10 12:43:05,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1281832214, now seen corresponding path program 1 times [2023-01-10 12:43:05,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-10 12:43:05,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124152473] [2023-01-10 12:43:05,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 12:43:05,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-10 12:43:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-10 12:43:06,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 12:43:06,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-10 12:43:06,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124152473] [2023-01-10 12:43:06,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124152473] provided 0 perfect and 1 imperfect interpolant sequences [2023-01-10 12:43:06,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1846430993] [2023-01-10 12:43:06,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 12:43:06,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-01-10 12:43:06,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 12:43:06,614 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-01-10 12:43:06,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-01-10 12:43:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-10 12:43:06,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 17 conjunts are in the unsatisfiable core [2023-01-10 12:43:06,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-01-10 12:43:22,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 12:43:22,917 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-01-10 12:43:26,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 12:43:26,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1846430993] provided 0 perfect and 2 imperfect interpolant sequences [2023-01-10 12:43:26,798 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-01-10 12:43:26,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 27 [2023-01-10 12:43:26,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523244979] [2023-01-10 12:43:26,799 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-01-10 12:43:26,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-01-10 12:43:26,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-10 12:43:26,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-01-10 12:43:26,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=546, Unknown=2, NotChecked=0, Total=702 [2023-01-10 12:43:26,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:26,800 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-10 12:43:26,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 7.111111111111111) internal successors, (192), 27 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-10 12:43:26,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:26,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-01-10 12:43:26,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-01-10 12:43:26,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:43:29,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:43:43,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:43:45,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:43:50,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:43:52,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:43:54,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:43:57,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:43:59,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:44:01,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:44:03,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:44:07,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:44:15,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:44:18,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:44:20,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-01-10 12:44:22,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 12:44:22,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-10 12:44:22,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-01-10 12:44:22,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-01-10 12:44:22,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-01-10 12:44:23,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-01-10 12:44:23,053 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-01-10 12:44:23,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-10 12:44:23,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1745567076, now seen corresponding path program 2 times [2023-01-10 12:44:23,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-10 12:44:23,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334475872] [2023-01-10 12:44:23,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 12:44:23,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-10 12:44:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-01-10 12:57:36,803 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-01-10 12:57:36,803 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-01-10 12:57:36,812 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,960 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,960 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,961 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,961 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,961 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,962 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,962 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,962 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,962 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,962 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,963 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,963 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,963 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,963 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,963 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,963 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,963 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,963 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,964 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,964 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,964 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,964 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,964 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,964 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,964 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,964 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,965 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,965 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,965 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,965 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,965 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-01-10 12:57:36,968 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-01-10 12:57:36,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-01-10 12:57:36,968 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 100 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 98 interpolants. [2023-01-10 12:57:36,985 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2023-01-10 12:57:36,986 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/5) [2023-01-10 12:57:36,987 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-01-10 12:57:36,987 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-01-10 12:57:36,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 12:57:36 BasicIcfg [2023-01-10 12:57:36,989 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-01-10 12:57:36,989 INFO L158 Benchmark]: Toolchain (without parser) took 875454.21ms. Allocated memory was 243.3MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 203.4MB in the beginning and 343.1MB in the end (delta: -139.7MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2023-01-10 12:57:36,989 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 188.7MB. Free memory is still 135.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-01-10 12:57:36,990 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.24ms. Allocated memory is still 243.3MB. Free memory was 202.9MB in the beginning and 191.9MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-01-10 12:57:36,990 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.35ms. Allocated memory is still 243.3MB. Free memory was 191.9MB in the beginning and 190.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-01-10 12:57:36,990 INFO L158 Benchmark]: Boogie Preprocessor took 22.42ms. Allocated memory is still 243.3MB. Free memory was 190.3MB in the beginning and 188.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-01-10 12:57:36,990 INFO L158 Benchmark]: RCFGBuilder took 456.98ms. Allocated memory is still 243.3MB. Free memory was 188.7MB in the beginning and 173.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-01-10 12:57:36,991 INFO L158 Benchmark]: TraceAbstraction took 874748.66ms. Allocated memory was 243.3MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 173.0MB in the beginning and 343.1MB in the end (delta: -170.1MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2023-01-10 12:57:36,992 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 188.7MB. Free memory is still 135.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 194.24ms. Allocated memory is still 243.3MB. Free memory was 202.9MB in the beginning and 191.9MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 22.35ms. Allocated memory is still 243.3MB. Free memory was 191.9MB in the beginning and 190.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.42ms. Allocated memory is still 243.3MB. Free memory was 190.3MB in the beginning and 188.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 456.98ms. Allocated memory is still 243.3MB. Free memory was 188.7MB in the beginning and 173.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 874748.66ms. Allocated memory was 243.3MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 173.0MB in the beginning and 343.1MB in the end (delta: -170.1MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14253, independent: 11468, independent conditional: 11468, independent unconditional: 0, dependent: 2785, dependent conditional: 2785, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11468, independent: 11468, independent conditional: 11468, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11468, independent: 11468, independent conditional: 11468, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11468, independent: 11468, independent conditional: 0, independent unconditional: 11468, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11468, independent: 11468, independent conditional: 0, independent unconditional: 11468, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11468, independent: 11468, independent conditional: 0, independent unconditional: 11468, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 369, independent: 369, independent conditional: 0, independent unconditional: 369, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 369, independent: 369, independent conditional: 0, independent unconditional: 369, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11468, independent: 11099, independent conditional: 0, independent unconditional: 11099, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 369, unknown conditional: 0, unknown unconditional: 369] , Statistics on independence cache: Total cache size (in pairs): 369, Positive cache size: 369, Positive conditional cache size: 0, Positive unconditional cache size: 369, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 2785 - StatisticsResult: Traversal Statistics Data States: 281, Transitions: 443, Traversal time: 161262344.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 31 - StatisticsResult: Traversal Statistics Data States: 281, Transitions: 445, Traversal time: 136271696.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 31 - StatisticsResult: Traversal Statistics Data States: 283, Transitions: 447, Traversal time: 141891133.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 31 - StatisticsResult: Traversal Statistics Data States: 344, Transitions: 552, Traversal time: 530871111.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 41 - StatisticsResult: Traversal Statistics Data States: 444, Transitions: 676, Traversal time: 13809101080.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 61 - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 100 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 98 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 9 procedures, 138 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 874563452827.0ns, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 57223963677.0ns, FeasibilityCheckTime: 816844378009.0ns, RefinementTime: 37533211.0ns, AutomataDifference: 0.0ns, DeadEndRemovalTime: 0.0ns, HoareAnnotationTime: 0.0ns, InitialAbstractionConstructionTime: 17525250.0ns, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 558 SdHoareTripleChecker+Valid, 37979671841.0ns IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 558 mSDsluCounter, 1764 SdHoareTripleChecker+Invalid, 37717201182.0ns Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1355 mSDsCounter, 57 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1251 IncrementalHoareTripleChecker+Invalid, 1320 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 57 mSolverCounterUnsat, 409 mSDtfsCounter, 1251 mSolverCounterSat, 15305412.0ns SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: No data available, 0.0ns BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 47, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ns DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 69207756.0ns SsaConstructionTime, 372801187.0ns SatisfiabilityAnalysisTime, 22180594429.0ns InterpolantComputationTime, 560 NumberOfCodeBlocks, 560 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 740 ConstructedInterpolants, 0 QuantifiedInterpolants, 14626 SizeOfPredicates, 23 NumberOfNonLiveVariables, 503 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 0/9 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown