/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-9868fc6-m [2022-11-14 20:46:25,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-14 20:46:25,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-14 20:46:25,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-14 20:46:25,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-14 20:46:25,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-14 20:46:25,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-14 20:46:25,812 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-14 20:46:25,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-14 20:46:25,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-14 20:46:25,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-14 20:46:25,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-14 20:46:25,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-14 20:46:25,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-14 20:46:25,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-14 20:46:25,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-14 20:46:25,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-14 20:46:25,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-14 20:46:25,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-14 20:46:25,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-14 20:46:25,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-14 20:46:25,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-14 20:46:25,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-14 20:46:25,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-14 20:46:25,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-14 20:46:25,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-14 20:46:25,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-14 20:46:25,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-14 20:46:25,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-14 20:46:25,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-14 20:46:25,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-14 20:46:25,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-14 20:46:25,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-14 20:46:25,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-14 20:46:25,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-14 20:46:25,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-14 20:46:25,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-14 20:46:25,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-14 20:46:25,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-14 20:46:25,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-14 20:46:25,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-14 20:46:25,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-14 20:46:25,855 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-14 20:46:25,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-14 20:46:25,856 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-14 20:46:25,856 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-14 20:46:25,857 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-14 20:46:25,857 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-14 20:46:25,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-14 20:46:25,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-14 20:46:25,858 INFO L138 SettingsManager]: * Use SBE=true [2022-11-14 20:46:25,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-14 20:46:25,858 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-14 20:46:25,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-14 20:46:25,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-14 20:46:25,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-14 20:46:25,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-14 20:46:25,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-14 20:46:25,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-14 20:46:25,859 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-14 20:46:25,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-14 20:46:25,859 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-14 20:46:25,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-14 20:46:25,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-14 20:46:25,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-14 20:46:25,860 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-14 20:46:25,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-14 20:46:25,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-14 20:46:25,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-14 20:46:25,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-14 20:46:25,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-14 20:46:25,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-14 20:46:25,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-14 20:46:25,861 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-14 20:46:25,861 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-14 20:46:25,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-14 20:46:25,862 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-14 20:46:25,862 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-14 20:46:25,862 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-11-14 20:46:26,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-14 20:46:26,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-14 20:46:26,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-14 20:46:26,116 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-14 20:46:26,120 INFO L275 PluginConnector]: CDTParser initialized [2022-11-14 20:46:26,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c [2022-11-14 20:46:26,183 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73909efd7/644efe565e214358a0dee126482f4090/FLAG013e25c75 [2022-11-14 20:46:26,567 INFO L306 CDTParser]: Found 1 translation units. [2022-11-14 20:46:26,568 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c [2022-11-14 20:46:26,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73909efd7/644efe565e214358a0dee126482f4090/FLAG013e25c75 [2022-11-14 20:46:26,597 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73909efd7/644efe565e214358a0dee126482f4090 [2022-11-14 20:46:26,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-14 20:46:26,603 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-14 20:46:26,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-14 20:46:26,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-14 20:46:26,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-14 20:46:26,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fb40c26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26, skipping insertion in model container [2022-11-14 20:46:26,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-14 20:46:26,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-14 20:46:26,778 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2022-11-14 20:46:26,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-14 20:46:26,790 INFO L203 MainTranslator]: Completed pre-run [2022-11-14 20:46:26,809 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2022-11-14 20:46:26,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-14 20:46:26,831 INFO L208 MainTranslator]: Completed translation [2022-11-14 20:46:26,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26 WrapperNode [2022-11-14 20:46:26,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-14 20:46:26,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-14 20:46:26,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-14 20:46:26,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-14 20:46:26,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,876 INFO L138 Inliner]: procedures = 25, calls = 52, calls flagged for inlining = 16, calls inlined = 28, statements flattened = 365 [2022-11-14 20:46:26,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-14 20:46:26,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-14 20:46:26,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-14 20:46:26,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-14 20:46:26,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,916 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-14 20:46:26,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-14 20:46:26,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-14 20:46:26,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-14 20:46:26,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (1/1) ... [2022-11-14 20:46:26,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-14 20:46:26,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:46:26,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-14 20:46:26,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-14 20:46:26,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-14 20:46:26,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-14 20:46:26,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-14 20:46:26,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-14 20:46:26,987 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-14 20:46:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-14 20:46:26,987 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-14 20:46:26,988 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-14 20:46:26,988 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-14 20:46:26,988 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-14 20:46:26,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-14 20:46:26,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-14 20:46:26,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-14 20:46:26,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-14 20:46:26,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-14 20:46:26,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-14 20:46:26,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-14 20:46:26,991 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-14 20:46:27,077 INFO L235 CfgBuilder]: Building ICFG [2022-11-14 20:46:27,079 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-14 20:46:27,630 INFO L276 CfgBuilder]: Performing block encoding [2022-11-14 20:46:28,617 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-14 20:46:28,618 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-14 20:46:28,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 08:46:28 BoogieIcfgContainer [2022-11-14 20:46:28,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-14 20:46:28,623 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-14 20:46:28,623 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-14 20:46:28,626 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-14 20:46:28,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 08:46:26" (1/3) ... [2022-11-14 20:46:28,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d02ca85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 08:46:28, skipping insertion in model container [2022-11-14 20:46:28,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:46:26" (2/3) ... [2022-11-14 20:46:28,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d02ca85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 08:46:28, skipping insertion in model container [2022-11-14 20:46:28,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 08:46:28" (3/3) ... [2022-11-14 20:46:28,629 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum2.wvr.c [2022-11-14 20:46:28,637 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-14 20:46:28,645 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-14 20:46:28,645 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 46 error locations. [2022-11-14 20:46:28,645 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-14 20:46:28,996 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-11-14 20:46:29,045 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 20:46:29,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-14 20:46:29,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:46:29,055 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) [2022-11-14 20:46:29,070 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 [2022-11-14 20:46:29,085 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-14 20:46:29,096 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork1 ======== [2022-11-14 20:46:29,101 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;@6f73ad33, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 20:46:29,101 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-11-14 20:46:29,450 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-14 20:46:29,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:46:29,456 INFO L85 PathProgramCache]: Analyzing trace with hash -995941751, now seen corresponding path program 1 times [2022-11-14 20:46:29,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:46:29,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786218441] [2022-11-14 20:46:29,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:46:29,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:46:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:46:29,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 20:46:29,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:46:29,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786218441] [2022-11-14 20:46:29,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786218441] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 20:46:29,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 20:46:29,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-14 20:46:29,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611582888] [2022-11-14 20:46:29,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 20:46:29,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-14 20:46:29,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:46:29,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-14 20:46:29,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-14 20:46:29,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:29,792 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:46:29,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 20:46:29,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:29,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:29,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-14 20:46:29,862 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-14 20:46:29,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:46:29,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1962345758, now seen corresponding path program 1 times [2022-11-14 20:46:29,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:46:29,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168154547] [2022-11-14 20:46:29,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:46:29,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:46:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:46:30,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 20:46:30,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:46:30,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168154547] [2022-11-14 20:46:30,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168154547] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 20:46:30,375 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 20:46:30,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-14 20:46:30,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533222291] [2022-11-14 20:46:30,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 20:46:30,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-14 20:46:30,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:46:30,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-14 20:46:30,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-11-14 20:46:30,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:30,381 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:46:30,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.0) internal successors, (100), 10 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 20:46:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:31,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:31,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-14 20:46:31,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-14 20:46:31,249 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-14 20:46:31,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:46:31,249 INFO L85 PathProgramCache]: Analyzing trace with hash -804909651, now seen corresponding path program 1 times [2022-11-14 20:46:31,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:46:31,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511340088] [2022-11-14 20:46:31,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:46:31,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:46:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:46:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-14 20:46:31,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:46:31,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511340088] [2022-11-14 20:46:31,608 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511340088] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:46:31,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2092125647] [2022-11-14 20:46:31,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:46:31,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:46:31,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:46:31,615 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:46:31,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-14 20:46:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:46:31,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-14 20:46:31,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:46:32,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-14 20:46:32,386 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-14 20:46:32,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-14 20:46:32,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2092125647] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-14 20:46:32,663 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-14 20:46:32,663 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 25 [2022-11-14 20:46:32,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210809011] [2022-11-14 20:46:32,663 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-14 20:46:32,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-11-14 20:46:32,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:46:32,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-11-14 20:46:32,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2022-11-14 20:46:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:32,667 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:46:32,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 7.12) internal successors, (178), 25 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 20:46:32,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:32,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-14 20:46:32,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:33,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:33,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-14 20:46:33,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-14 20:46:33,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-14 20:46:34,066 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 [2022-11-14 20:46:34,067 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-14 20:46:34,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:46:34,067 INFO L85 PathProgramCache]: Analyzing trace with hash 464723778, now seen corresponding path program 2 times [2022-11-14 20:46:34,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:46:34,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624517338] [2022-11-14 20:46:34,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:46:34,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:46:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:46:35,126 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-14 20:46:35,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:46:35,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624517338] [2022-11-14 20:46:35,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624517338] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:46:35,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1726072282] [2022-11-14 20:46:35,127 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-14 20:46:35,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:46:35,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:46:35,129 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:46:35,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-14 20:46:35,435 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-14 20:46:35,435 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-14 20:46:35,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 35 conjunts are in the unsatisfiable core [2022-11-14 20:46:35,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:46:35,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-14 20:46:35,964 INFO L321 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-11-14 20:46:35,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-11-14 20:46:36,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-14 20:46:36,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-14 20:46:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-14 20:46:36,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-14 20:46:36,336 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-14 20:46:36,336 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-14 20:46:38,541 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_111 Int) (v_ArrVal_113 (Array Int Int)) (v_ArrVal_114 (Array Int Int))) (< 0 (+ (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* 4 |c_ULTIMATE.start_create_fresh_int_array_~i~3#1|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) v_ArrVal_111)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_113) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_114) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) 9223372039002259456))) is different from false [2022-11-14 20:46:39,251 INFO L321 Elim1Store]: treesize reduction 29, result has 46.3 percent of original size [2022-11-14 20:46:39,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 40 [2022-11-14 20:46:39,265 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-14 20:46:39,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 142 treesize of output 136 [2022-11-14 20:46:39,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 57 [2022-11-14 20:46:39,281 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 110 [2022-11-14 20:46:41,816 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 5 not checked. [2022-11-14 20:46:41,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1726072282] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-14 20:46:41,816 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-14 20:46:41,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 47 [2022-11-14 20:46:41,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012055024] [2022-11-14 20:46:41,817 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-14 20:46:41,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-11-14 20:46:41,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:46:41,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-11-14 20:46:41,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=1936, Unknown=35, NotChecked=90, Total=2256 [2022-11-14 20:46:41,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:41,819 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:46:41,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 6.0212765957446805) internal successors, (283), 48 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 20:46:41,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:41,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-14 20:46:41,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-14 20:46:41,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:44,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:44,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-14 20:46:44,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-14 20:46:44,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-14 20:46:44,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-14 20:46:44,275 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 [2022-11-14 20:46:44,275 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-14 20:46:44,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:46:44,276 INFO L85 PathProgramCache]: Analyzing trace with hash 464723781, now seen corresponding path program 1 times [2022-11-14 20:46:44,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:46:44,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065045639] [2022-11-14 20:46:44,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:46:44,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:46:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:46:45,427 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-14 20:46:45,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:46:45,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065045639] [2022-11-14 20:46:45,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065045639] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:46:45,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1424237550] [2022-11-14 20:46:45,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:46:45,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:46:45,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:46:45,430 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:46:45,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-14 20:46:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:46:45,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-14 20:46:45,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:46:46,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-14 20:46:46,183 INFO L321 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-11-14 20:46:46,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-11-14 20:46:46,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-14 20:46:46,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-14 20:46:46,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-14 20:46:46,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-14 20:46:46,491 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-14 20:46:46,491 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-14 20:46:46,763 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_164 (Array Int Int)) (v_ArrVal_163 (Array Int Int))) (<= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_163) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_164) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|) 4294967295)) is different from false [2022-11-14 20:46:49,096 WARN L833 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| Int) (v_ArrVal_164 (Array Int Int)) (v_ArrVal_161 Int) (v_ArrVal_163 (Array Int Int))) (or (< |v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| (+ |c_ULTIMATE.start_create_fresh_int_array_~i~3#1| 1)) (<= (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* |v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) v_ArrVal_161)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_163) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_164) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) 4294967295))) is different from false [2022-11-14 20:46:49,131 INFO L321 Elim1Store]: treesize reduction 29, result has 46.3 percent of original size [2022-11-14 20:46:49,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 38 [2022-11-14 20:46:49,141 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-14 20:46:49,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 120 [2022-11-14 20:46:49,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 98 [2022-11-14 20:46:49,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2022-11-14 20:46:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 2 not checked. [2022-11-14 20:46:49,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1424237550] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-14 20:46:49,649 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-14 20:46:49,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 47 [2022-11-14 20:46:49,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812646255] [2022-11-14 20:46:49,650 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-14 20:46:49,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-11-14 20:46:49,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:46:49,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-11-14 20:46:49,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=191, Invalid=1841, Unknown=46, NotChecked=178, Total=2256 [2022-11-14 20:46:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:49,653 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:46:49,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 6.0212765957446805) internal successors, (283), 48 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 20:46:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-14 20:46:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-14 20:46:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-14 20:46:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:52,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:46:52,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-14 20:46:52,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-14 20:46:52,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-14 20:46:52,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-14 20:46:52,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-14 20:46:52,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:46:52,545 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-14 20:46:52,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:46:52,546 INFO L85 PathProgramCache]: Analyzing trace with hash 464723782, now seen corresponding path program 1 times [2022-11-14 20:46:52,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:46:52,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132954125] [2022-11-14 20:46:52,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:46:52,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:46:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:46:54,647 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-14 20:46:54,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:46:54,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132954125] [2022-11-14 20:46:54,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132954125] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:46:54,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [259000331] [2022-11-14 20:46:54,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:46:54,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:46:54,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:46:54,650 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:46:54,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-14 20:46:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:46:54,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-14 20:46:54,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:46:55,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-14 20:46:55,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-14 20:46:55,427 INFO L321 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-11-14 20:46:55,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-11-14 20:46:55,802 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-14 20:46:55,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-14 20:46:55,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-14 20:46:56,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-14 20:46:56,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-14 20:46:56,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-14 20:46:56,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-14 20:46:56,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-14 20:46:56,299 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-14 20:46:56,299 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-14 20:46:58,575 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_217 (Array Int Int)) (~B~0.offset Int) (~B~0.base Int)) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_217))) (let ((.cse0 (select (select .cse1 ~B~0.base) ~B~0.offset))) (or (< .cse0 0) (<= (+ (select (select .cse1 c_~A~0.base) c_~A~0.offset) .cse0) 2147483647) (< 0 .cse0))))) (forall ((v_ArrVal_217 (Array Int Int)) (~B~0.offset Int) (~B~0.base Int)) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_217))) (let ((.cse2 (select (select .cse3 ~B~0.base) ~B~0.offset))) (or (< (+ 9223372039002259455 .cse2) 0) (<= (+ (select (select .cse3 c_~A~0.base) c_~A~0.offset) .cse2) 2147483647) (<= 0 .cse2)))))) is different from false [2022-11-14 20:46:59,698 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_216 (Array Int Int)) (v_ArrVal_215 (Array Int Int)) (v_ArrVal_217 (Array Int Int)) (~B~0.offset Int) (~B~0.base Int)) (let ((.cse1 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_#t~malloc29#1.base| v_ArrVal_215) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_216) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_217))) (let ((.cse0 (select (select .cse1 ~B~0.base) ~B~0.offset))) (or (<= (+ .cse0 (select (select .cse1 c_~A~0.base) c_~A~0.offset)) 2147483647) (< (+ 9223372039002259455 .cse0) 0) (<= 0 .cse0))))) (forall ((v_ArrVal_216 (Array Int Int)) (v_ArrVal_215 (Array Int Int)) (v_ArrVal_217 (Array Int Int)) (~B~0.offset Int) (~B~0.base Int)) (let ((.cse3 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_#t~malloc29#1.base| v_ArrVal_215) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_216) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_217))) (let ((.cse2 (select (select .cse3 ~B~0.base) ~B~0.offset))) (or (< .cse2 0) (<= (+ .cse2 (select (select .cse3 c_~A~0.base) c_~A~0.offset)) 2147483647) (< 0 .cse2)))))) is different from false [2022-11-14 20:47:17,296 INFO L321 Elim1Store]: treesize reduction 40, result has 62.6 percent of original size [2022-11-14 20:47:17,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 305 treesize of output 229 [2022-11-14 20:47:17,420 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-14 20:47:17,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 32725 treesize of output 31558 [2022-11-14 20:47:17,620 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-14 20:47:17,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31471 treesize of output 30392 [2022-11-14 20:47:17,816 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-14 20:47:17,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30383 treesize of output 30120 [2022-11-14 20:47:17,987 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-14 20:47:17,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30111 treesize of output 29576 [2022-11-14 20:47:18,192 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-14 20:47:18,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29587 treesize of output 29411 [2022-11-14 20:47:18,400 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-14 20:47:18,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29367 treesize of output 28832 [2022-11-14 20:47:18,569 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-14 20:47:18,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28823 treesize of output 27744 [2022-11-14 20:47:18,759 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-14 20:47:18,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27735 treesize of output 25568 Received shutdown request... [2022-11-14 20:59:28,512 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-11-14 20:59:28,513 WARN L249 SmtUtils]: Removed 2 from assertion stack [2022-11-14 20:59:28,515 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 14 remaining) [2022-11-14 20:59:28,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-14 20:59:28,533 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 [2022-11-14 20:59:28,534 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 [2022-11-14 20:59:28,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:59:28,719 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 14 remaining) [2022-11-14 20:59:28,721 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 14 remaining) [2022-11-14 20:59:28,724 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2022-11-14 20:59:28,726 INFO L307 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork1 was TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT (1/4) [2022-11-14 20:59:28,727 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-14 20:59:28,727 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-14 20:59:28,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 08:59:28 BasicIcfg [2022-11-14 20:59:28,729 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-14 20:59:28,730 INFO L158 Benchmark]: Toolchain (without parser) took 782127.18ms. Allocated memory was 271.6MB in the beginning and 815.8MB in the end (delta: 544.2MB). Free memory was 243.0MB in the beginning and 509.9MB in the end (delta: -267.0MB). Peak memory consumption was 548.1MB. Max. memory is 8.0GB. [2022-11-14 20:59:28,730 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 184.5MB. Free memory is still 137.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-14 20:59:28,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.71ms. Allocated memory is still 271.6MB. Free memory was 243.0MB in the beginning and 240.8MB in the end (delta: 2.1MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-11-14 20:59:28,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.20ms. Allocated memory is still 271.6MB. Free memory was 240.3MB in the beginning and 237.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-14 20:59:28,730 INFO L158 Benchmark]: Boogie Preprocessor took 44.13ms. Allocated memory is still 271.6MB. Free memory was 237.7MB in the beginning and 235.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-14 20:59:28,731 INFO L158 Benchmark]: RCFGBuilder took 1699.48ms. Allocated memory is still 271.6MB. Free memory was 235.1MB in the beginning and 227.9MB in the end (delta: 7.2MB). Peak memory consumption was 152.9MB. Max. memory is 8.0GB. [2022-11-14 20:59:28,731 INFO L158 Benchmark]: TraceAbstraction took 780106.37ms. Allocated memory was 271.6MB in the beginning and 815.8MB in the end (delta: 544.2MB). Free memory was 227.4MB in the beginning and 509.9MB in the end (delta: -282.6MB). Peak memory consumption was 532.6MB. Max. memory is 8.0GB. [2022-11-14 20:59:28,735 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 184.5MB. Free memory is still 137.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 228.71ms. Allocated memory is still 271.6MB. Free memory was 243.0MB in the beginning and 240.8MB in the end (delta: 2.1MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 43.20ms. Allocated memory is still 271.6MB. Free memory was 240.3MB in the beginning and 237.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.13ms. Allocated memory is still 271.6MB. Free memory was 237.7MB in the beginning and 235.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1699.48ms. Allocated memory is still 271.6MB. Free memory was 235.1MB in the beginning and 227.9MB in the end (delta: 7.2MB). Peak memory consumption was 152.9MB. Max. memory is 8.0GB. * TraceAbstraction took 780106.37ms. Allocated memory was 271.6MB in the beginning and 815.8MB in the end (delta: 544.2MB). Free memory was 227.4MB in the beginning and 509.9MB in the end (delta: -282.6MB). Peak memory consumption was 532.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6805, independent: 4413, independent conditional: 1166, independent unconditional: 3247, dependent: 2392, dependent conditional: 2385, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4553, independent: 4413, independent conditional: 1166, independent unconditional: 3247, dependent: 140, dependent conditional: 133, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4553, independent: 4413, independent conditional: 1166, independent unconditional: 3247, dependent: 140, dependent conditional: 133, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4938, independent: 4413, independent conditional: 0, independent unconditional: 4413, dependent: 525, dependent conditional: 385, dependent unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4938, independent: 4413, independent conditional: 0, independent unconditional: 4413, dependent: 525, dependent conditional: 133, dependent unconditional: 392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4938, independent: 4413, independent conditional: 0, independent unconditional: 4413, dependent: 525, dependent conditional: 133, dependent unconditional: 392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3152, independent: 3104, independent conditional: 0, independent unconditional: 3104, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3152, independent: 3092, independent conditional: 0, independent unconditional: 3092, dependent: 60, dependent conditional: 0, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 60, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1074, independent: 262, independent conditional: 0, independent unconditional: 262, dependent: 812, dependent conditional: 602, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4938, independent: 1309, independent conditional: 0, independent unconditional: 1309, dependent: 477, dependent conditional: 98, dependent unconditional: 379, unknown: 3152, unknown conditional: 35, unknown unconditional: 3117] , Statistics on independence cache: Total cache size (in pairs): 3152, Positive cache size: 3104, Positive conditional cache size: 0, Positive unconditional cache size: 3104, Negative cache size: 48, Negative conditional cache size: 35, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 252, Maximal queried relation: 4, Independence queries for same thread: 2252 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 158, Number of trivial persistent sets: 134, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3254, independent: 3247, independent conditional: 0, independent unconditional: 3247, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6805, independent: 4413, independent conditional: 1166, independent unconditional: 3247, dependent: 2392, dependent conditional: 2385, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4553, independent: 4413, independent conditional: 1166, independent unconditional: 3247, dependent: 140, dependent conditional: 133, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4553, independent: 4413, independent conditional: 1166, independent unconditional: 3247, dependent: 140, dependent conditional: 133, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4938, independent: 4413, independent conditional: 0, independent unconditional: 4413, dependent: 525, dependent conditional: 385, dependent unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4938, independent: 4413, independent conditional: 0, independent unconditional: 4413, dependent: 525, dependent conditional: 133, dependent unconditional: 392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4938, independent: 4413, independent conditional: 0, independent unconditional: 4413, dependent: 525, dependent conditional: 133, dependent unconditional: 392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3152, independent: 3104, independent conditional: 0, independent unconditional: 3104, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3152, independent: 3092, independent conditional: 0, independent unconditional: 3092, dependent: 60, dependent conditional: 0, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 60, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1074, independent: 262, independent conditional: 0, independent unconditional: 262, dependent: 812, dependent conditional: 602, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4938, independent: 1309, independent conditional: 0, independent unconditional: 1309, dependent: 477, dependent conditional: 98, dependent unconditional: 379, unknown: 3152, unknown conditional: 35, unknown unconditional: 3117] , Statistics on independence cache: Total cache size (in pairs): 3152, Positive cache size: 3104, Positive conditional cache size: 0, Positive unconditional cache size: 3104, Negative cache size: 48, Negative conditional cache size: 35, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 252, Maximal queried relation: 4, Independence queries for same thread: 2252 - TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 58]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - TimeoutResultAtElement [Line: 58]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 8ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 311 locations, 91 error locations. Started 1 CEGAR loops. OverallTime: 779.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 7.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 103, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 14.0s InterpolantComputationTime, 985 NumberOfCodeBlocks, 985 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1364 ConstructedInterpolants, 72 QuantifiedInterpolants, 11205 SizeOfPredicates, 45 NumberOfNonLiveVariables, 907 ConjunctsInSsa, 80 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 69/138 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