/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 -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/pthread-wmm/mix036.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-53ca081-m [2022-09-16 12:34:03,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-16 12:34:03,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-16 12:34:03,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-16 12:34:03,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-16 12:34:03,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-16 12:34:03,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-16 12:34:03,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-16 12:34:03,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-16 12:34:03,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-16 12:34:03,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-16 12:34:03,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-16 12:34:03,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-16 12:34:03,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-16 12:34:03,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-16 12:34:03,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-16 12:34:03,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-16 12:34:03,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-16 12:34:03,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-16 12:34:03,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-16 12:34:03,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-16 12:34:03,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-16 12:34:03,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-16 12:34:03,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-16 12:34:03,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-16 12:34:03,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-16 12:34:03,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-16 12:34:03,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-16 12:34:03,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-16 12:34:03,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-16 12:34:03,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-16 12:34:03,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-16 12:34:03,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-16 12:34:03,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-16 12:34:03,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-16 12:34:03,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-16 12:34:03,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-16 12:34:03,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-16 12:34:03,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-16 12:34:03,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-16 12:34:03,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-16 12:34:03,874 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-09-16 12:34:03,894 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-16 12:34:03,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-16 12:34:03,895 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-16 12:34:03,895 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-16 12:34:03,896 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-16 12:34:03,896 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-16 12:34:03,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-16 12:34:03,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-16 12:34:03,897 INFO L138 SettingsManager]: * Use SBE=true [2022-09-16 12:34:03,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-16 12:34:03,897 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-16 12:34:03,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-16 12:34:03,897 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-16 12:34:03,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-16 12:34:03,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-16 12:34:03,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-16 12:34:03,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-16 12:34:03,898 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-16 12:34:03,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-16 12:34:03,898 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-16 12:34:03,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-16 12:34:03,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-16 12:34:03,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-16 12:34:03,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-16 12:34:03,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-16 12:34:03,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 12:34:03,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-16 12:34:03,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-16 12:34:03,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-16 12:34:03,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-16 12:34:03,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-16 12:34:03,901 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-16 12:34:03,902 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-16 12:34:03,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-16 12:34:03,902 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-09-16 12:34:03,902 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-09-16 12:34:03,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-09-16 12:34:04,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-16 12:34:04,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-16 12:34:04,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-16 12:34:04,141 INFO L271 PluginConnector]: Initializing CDTParser... [2022-09-16 12:34:04,141 INFO L275 PluginConnector]: CDTParser initialized [2022-09-16 12:34:04,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix036.oepc.i [2022-09-16 12:34:04,216 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d249be80/57488c312eb64f6dabe6d8f16b8691a0/FLAG6fd62b70f [2022-09-16 12:34:04,616 INFO L306 CDTParser]: Found 1 translation units. [2022-09-16 12:34:04,616 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix036.oepc.i [2022-09-16 12:34:04,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d249be80/57488c312eb64f6dabe6d8f16b8691a0/FLAG6fd62b70f [2022-09-16 12:34:04,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d249be80/57488c312eb64f6dabe6d8f16b8691a0 [2022-09-16 12:34:04,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-16 12:34:04,988 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-09-16 12:34:04,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-09-16 12:34:04,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-09-16 12:34:04,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-09-16 12:34:04,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 12:34:04" (1/1) ... [2022-09-16 12:34:04,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c3685f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:04, skipping insertion in model container [2022-09-16 12:34:04,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 12:34:04" (1/1) ... [2022-09-16 12:34:05,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-09-16 12:34:05,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-09-16 12:34:05,226 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix036.oepc.i[945,958] [2022-09-16 12:34:05,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 12:34:05,473 INFO L203 MainTranslator]: Completed pre-run [2022-09-16 12:34:05,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix036.oepc.i[945,958] [2022-09-16 12:34:05,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 12:34:05,611 INFO L208 MainTranslator]: Completed translation [2022-09-16 12:34:05,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05 WrapperNode [2022-09-16 12:34:05,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-09-16 12:34:05,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-16 12:34:05,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-16 12:34:05,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-16 12:34:05,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05" (1/1) ... [2022-09-16 12:34:05,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05" (1/1) ... [2022-09-16 12:34:05,696 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 197 [2022-09-16 12:34:05,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-16 12:34:05,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-16 12:34:05,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-16 12:34:05,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-16 12:34:05,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05" (1/1) ... [2022-09-16 12:34:05,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05" (1/1) ... [2022-09-16 12:34:05,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05" (1/1) ... [2022-09-16 12:34:05,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05" (1/1) ... [2022-09-16 12:34:05,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05" (1/1) ... [2022-09-16 12:34:05,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05" (1/1) ... [2022-09-16 12:34:05,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05" (1/1) ... [2022-09-16 12:34:05,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-16 12:34:05,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-16 12:34:05,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-16 12:34:05,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-16 12:34:05,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05" (1/1) ... [2022-09-16 12:34:05,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 12:34:05,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:34:05,842 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) [2022-09-16 12:34:05,862 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 [2022-09-16 12:34:05,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-09-16 12:34:05,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-09-16 12:34:05,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-09-16 12:34:05,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-09-16 12:34:05,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-09-16 12:34:05,888 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-09-16 12:34:05,888 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-09-16 12:34:05,888 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-09-16 12:34:05,889 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-09-16 12:34:05,889 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-09-16 12:34:05,889 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-09-16 12:34:05,889 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-09-16 12:34:05,889 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-09-16 12:34:05,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-09-16 12:34:05,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-09-16 12:34:05,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-16 12:34:05,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-16 12:34:05,891 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-16 12:34:06,061 INFO L234 CfgBuilder]: Building ICFG [2022-09-16 12:34:06,063 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-16 12:34:06,613 INFO L275 CfgBuilder]: Performing block encoding [2022-09-16 12:34:07,074 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-16 12:34:07,075 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-16 12:34:07,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 12:34:07 BoogieIcfgContainer [2022-09-16 12:34:07,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-16 12:34:07,080 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-16 12:34:07,080 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-16 12:34:07,083 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-16 12:34:07,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 12:34:04" (1/3) ... [2022-09-16 12:34:07,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a49f2f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 12:34:07, skipping insertion in model container [2022-09-16 12:34:07,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:34:05" (2/3) ... [2022-09-16 12:34:07,085 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a49f2f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 12:34:07, skipping insertion in model container [2022-09-16 12:34:07,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 12:34:07" (3/3) ... [2022-09-16 12:34:07,087 INFO L112 eAbstractionObserver]: Analyzing ICFG mix036.oepc.i [2022-09-16 12:34:07,098 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-16 12:34:07,106 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-16 12:34:07,106 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-09-16 12:34:07,107 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-09-16 12:34:07,190 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-09-16 12:34:07,258 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:34:07,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:34:07,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:34:07,261 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) [2022-09-16 12:34:07,263 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 [2022-09-16 12:34:07,293 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:34:07,307 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork2 ======== [2022-09-16 12:34:07,315 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;@6e6b2edb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:34:07,316 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:34:07,845 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:07,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:07,850 INFO L85 PathProgramCache]: Analyzing trace with hash -35302653, now seen corresponding path program 1 times [2022-09-16 12:34:07,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:07,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284875550] [2022-09-16 12:34:07,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:07,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:08,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:08,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:08,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284875550] [2022-09-16 12:34:08,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284875550] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:08,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:08,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:34:08,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774768731] [2022-09-16 12:34:08,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:08,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:34:08,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:08,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:34:08,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:34:08,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:08,296 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:08,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:34:08,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:08,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:08,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-09-16 12:34:08,386 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:08,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:08,387 INFO L85 PathProgramCache]: Analyzing trace with hash -439866394, now seen corresponding path program 1 times [2022-09-16 12:34:08,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:08,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790833029] [2022-09-16 12:34:08,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:08,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:08,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:08,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:08,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790833029] [2022-09-16 12:34:08,548 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790833029] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:08,548 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:08,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:34:08,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251109348] [2022-09-16 12:34:08,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:08,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:34:08,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:08,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:34:08,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:34:08,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:08,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:08,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 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) [2022-09-16 12:34:08,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:08,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:08,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:08,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:08,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-09-16 12:34:08,621 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:08,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:08,621 INFO L85 PathProgramCache]: Analyzing trace with hash -733269400, now seen corresponding path program 1 times [2022-09-16 12:34:08,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:08,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100698903] [2022-09-16 12:34:08,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:08,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:08,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:08,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:08,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:08,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100698903] [2022-09-16 12:34:08,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100698903] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:08,750 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:08,751 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:34:08,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622436333] [2022-09-16 12:34:08,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:08,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:34:08,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:08,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:34:08,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:34:08,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:08,758 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:08,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 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) [2022-09-16 12:34:08,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:08,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:08,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:08,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-09-16 12:34:08,820 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:08,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:08,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1253224343, now seen corresponding path program 1 times [2022-09-16 12:34:08,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:08,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968372760] [2022-09-16 12:34:08,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:08,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:08,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:08,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:08,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968372760] [2022-09-16 12:34:08,956 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968372760] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:08,956 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:08,956 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:34:08,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536255234] [2022-09-16 12:34:08,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:08,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-09-16 12:34:08,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:08,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-09-16 12:34:08,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-09-16 12:34:08,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:08,958 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:08,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.75) internal successors, (83), 5 states have internal predecessors, (83), 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) [2022-09-16 12:34:08,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:08,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:08,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:08,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:09,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:09,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:09,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:09,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:34:09,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-09-16 12:34:09,353 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:09,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:09,354 INFO L85 PathProgramCache]: Analyzing trace with hash 799635971, now seen corresponding path program 1 times [2022-09-16 12:34:09,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:09,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955957889] [2022-09-16 12:34:09,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:09,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:09,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:09,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:09,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955957889] [2022-09-16 12:34:09,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955957889] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:09,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:09,522 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:34:09,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770280596] [2022-09-16 12:34:09,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:09,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:34:09,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:09,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:34:09,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:34:09,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:09,524 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:09,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.8) internal successors, (109), 6 states have internal predecessors, (109), 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) [2022-09-16 12:34:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:34:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:15,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:15,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:15,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:34:15,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:34:15,014 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:34:15,014 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:34:15,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-09-16 12:34:15,025 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-09-16 12:34:15,027 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork2 was SAFE,SAFE (1/5) [2022-09-16 12:34:15,031 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:34:15,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:34:15,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:34:15,033 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-16 12:34:15,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-09-16 12:34:15,037 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:34:15,037 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-09-16 12:34:15,038 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;@6e6b2edb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:34:15,038 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-09-16 12:34:15,117 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2022-09-16 12:34:15,118 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2022-09-16 12:34:15,118 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2022-09-16 12:34:15,118 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2022-09-16 12:34:15,127 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-16 12:34:15,127 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (2/5) [2022-09-16 12:34:15,135 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:34:15,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:34:15,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:34:15,176 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-16 12:34:15,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-09-16 12:34:15,180 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:34:15,180 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork1 ======== [2022-09-16 12:34:15,180 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;@6e6b2edb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:34:15,180 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:34:15,438 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:15,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:15,439 INFO L85 PathProgramCache]: Analyzing trace with hash 958838427, now seen corresponding path program 1 times [2022-09-16 12:34:15,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:15,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569949724] [2022-09-16 12:34:15,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:15,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:15,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:15,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:15,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569949724] [2022-09-16 12:34:15,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569949724] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:15,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:15,479 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:34:15,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986259089] [2022-09-16 12:34:15,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:15,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:34:15,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:15,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:34:15,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:34:15,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:15,480 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:15,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-09-16 12:34:15,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:15,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:15,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-09-16 12:34:15,498 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:15,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:15,498 INFO L85 PathProgramCache]: Analyzing trace with hash 620071934, now seen corresponding path program 1 times [2022-09-16 12:34:15,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:15,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472430535] [2022-09-16 12:34:15,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:15,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:15,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:15,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:15,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472430535] [2022-09-16 12:34:15,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472430535] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:15,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:15,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:34:15,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053179042] [2022-09-16 12:34:15,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:15,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:34:15,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:15,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:34:15,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:34:15,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:15,545 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:15,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 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) [2022-09-16 12:34:15,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:15,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:15,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:15,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:15,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-09-16 12:34:15,561 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:15,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:15,561 INFO L85 PathProgramCache]: Analyzing trace with hash 620071935, now seen corresponding path program 1 times [2022-09-16 12:34:15,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:15,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695372961] [2022-09-16 12:34:15,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:15,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:15,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:15,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:15,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695372961] [2022-09-16 12:34:15,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695372961] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:15,604 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:15,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:34:15,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657921284] [2022-09-16 12:34:15,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:15,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:34:15,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:15,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:34:15,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:34:15,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:15,605 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:15,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 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) [2022-09-16 12:34:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:15,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:15,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:15,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:15,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-09-16 12:34:15,826 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:15,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:15,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1803932463, now seen corresponding path program 1 times [2022-09-16 12:34:15,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:15,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043783514] [2022-09-16 12:34:15,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:15,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:15,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:15,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:15,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:15,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043783514] [2022-09-16 12:34:15,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043783514] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:15,986 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:15,986 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:34:15,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559947283] [2022-09-16 12:34:15,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:15,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:34:15,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:15,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:34:15,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:34:15,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:15,987 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:15,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 6 states have internal predecessors, (97), 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) [2022-09-16 12:34:15,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:15,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:15,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:15,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:19,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:19,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:19,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:19,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:34:19,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:34:19,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:34:19,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-09-16 12:34:19,548 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-09-16 12:34:19,548 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork1 was SAFE,SAFE (3/5) [2022-09-16 12:34:19,550 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:34:19,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:34:19,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:34:19,556 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-16 12:34:19,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-09-16 12:34:19,665 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:34:19,666 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork0 ======== [2022-09-16 12:34:19,667 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;@6e6b2edb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:34:19,667 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:34:20,014 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:20,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:20,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1194327491, now seen corresponding path program 1 times [2022-09-16 12:34:20,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:20,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073997513] [2022-09-16 12:34:20,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:20,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:20,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:20,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:20,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073997513] [2022-09-16 12:34:20,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073997513] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:20,068 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:20,068 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:34:20,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607850109] [2022-09-16 12:34:20,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:20,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:34:20,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:20,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:34:20,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:34:20,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:20,069 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:20,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:34:20,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:20,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:20,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-09-16 12:34:20,104 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:20,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:20,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1966600858, now seen corresponding path program 1 times [2022-09-16 12:34:20,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:20,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033051824] [2022-09-16 12:34:20,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:20,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:20,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:20,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:20,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033051824] [2022-09-16 12:34:20,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033051824] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:20,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:20,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:34:20,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796088787] [2022-09-16 12:34:20,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:20,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:34:20,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:20,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:34:20,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:34:20,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:20,157 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:20,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 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) [2022-09-16 12:34:20,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:20,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:20,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:20,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:20,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-09-16 12:34:20,193 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:20,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:20,194 INFO L85 PathProgramCache]: Analyzing trace with hash 502564969, now seen corresponding path program 1 times [2022-09-16 12:34:20,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:20,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571458920] [2022-09-16 12:34:20,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:20,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:20,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:20,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:20,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571458920] [2022-09-16 12:34:20,245 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571458920] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:20,245 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:20,245 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:34:20,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940826303] [2022-09-16 12:34:20,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:20,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:34:20,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:20,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:34:20,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:34:20,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:20,246 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:20,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 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) [2022-09-16 12:34:20,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:20,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:20,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:20,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:20,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:20,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:20,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-09-16 12:34:20,300 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:20,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:20,300 INFO L85 PathProgramCache]: Analyzing trace with hash 600150185, now seen corresponding path program 1 times [2022-09-16 12:34:20,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:20,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749149634] [2022-09-16 12:34:20,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:20,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:20,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:20,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:20,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749149634] [2022-09-16 12:34:20,360 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749149634] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:20,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:20,360 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:34:20,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892876119] [2022-09-16 12:34:20,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:20,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-09-16 12:34:20,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:20,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-09-16 12:34:20,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-09-16 12:34:20,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:20,361 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:20,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 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) [2022-09-16 12:34:20,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:20,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:20,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:20,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:20,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:20,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:20,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:20,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:34:20,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-09-16 12:34:20,400 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:20,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:20,401 INFO L85 PathProgramCache]: Analyzing trace with hash -862680372, now seen corresponding path program 1 times [2022-09-16 12:34:20,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:20,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377312227] [2022-09-16 12:34:20,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:20,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:20,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:20,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:20,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377312227] [2022-09-16 12:34:20,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377312227] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:20,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:20,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:34:20,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624519284] [2022-09-16 12:34:20,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:20,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:34:20,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:20,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:34:20,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:34:20,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:20,477 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:20,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:34:20,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:20,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:20,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:20,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:34:20,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:24,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:24,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:24,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:24,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:34:24,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:34:24,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:34:24,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:34:24,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-09-16 12:34:24,337 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-09-16 12:34:24,338 INFO L307 ceAbstractionStarter]: Result for error location P3Thread1of1ForFork0 was SAFE,SAFE (4/5) [2022-09-16 12:34:24,340 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:34:24,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:34:24,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:34:24,342 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-16 12:34:24,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-09-16 12:34:24,345 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:34:24,346 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork3 ======== [2022-09-16 12:34:24,346 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;@6e6b2edb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:34:24,346 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:34:24,532 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:24,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:24,533 INFO L85 PathProgramCache]: Analyzing trace with hash -839552138, now seen corresponding path program 1 times [2022-09-16 12:34:24,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:24,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957783715] [2022-09-16 12:34:24,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:24,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:24,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:24,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:24,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957783715] [2022-09-16 12:34:24,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957783715] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:24,566 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:24,566 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-09-16 12:34:24,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645480828] [2022-09-16 12:34:24,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:24,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:34:24,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:24,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:34:24,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:34:24,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:24,567 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:24,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:34:24,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:24,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:24,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-09-16 12:34:24,800 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:24,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:24,801 INFO L85 PathProgramCache]: Analyzing trace with hash -351018140, now seen corresponding path program 1 times [2022-09-16 12:34:24,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:24,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15933235] [2022-09-16 12:34:24,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:24,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:24,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:24,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:24,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15933235] [2022-09-16 12:34:24,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15933235] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:24,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:24,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:34:24,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647364097] [2022-09-16 12:34:24,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:24,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:34:24,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:24,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:34:24,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:34:24,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:24,862 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:24,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 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) [2022-09-16 12:34:24,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:24,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:25,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:25,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:25,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-09-16 12:34:25,004 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:25,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:25,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1874226401, now seen corresponding path program 1 times [2022-09-16 12:34:25,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:25,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096609431] [2022-09-16 12:34:25,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:25,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:25,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:25,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096609431] [2022-09-16 12:34:25,077 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096609431] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:25,077 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:25,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:34:25,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425629452] [2022-09-16 12:34:25,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:25,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:34:25,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:25,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:34:25,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:34:25,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:25,079 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:25,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 6 states have internal predecessors, (97), 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) [2022-09-16 12:34:25,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:25,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:25,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:26,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:26,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:26,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:34:26,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-09-16 12:34:26,392 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:34:26,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:34:26,392 INFO L85 PathProgramCache]: Analyzing trace with hash -692403861, now seen corresponding path program 1 times [2022-09-16 12:34:26,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:34:26,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834876062] [2022-09-16 12:34:26,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:34:26,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:34:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:34:26,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:34:26,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:34:26,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834876062] [2022-09-16 12:34:26,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834876062] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:34:26,435 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:34:26,435 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:34:26,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628893055] [2022-09-16 12:34:26,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:34:26,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:34:26,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:34:26,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:34:26,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:34:26,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:26,436 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:34:26,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 26.666666666666668) internal successors, (80), 4 states have internal predecessors, (80), 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) [2022-09-16 12:34:26,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:26,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:26,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:34:26,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:34:29,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:34:29,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:29,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:34:29,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:34:29,186 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:34:29,186 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:34:29,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-09-16 12:34:29,187 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-09-16 12:34:29,187 INFO L307 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork3 was SAFE,SAFE (5/5) [2022-09-16 12:34:29,188 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-09-16 12:34:29,188 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-09-16 12:34:29,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 12:34:29 BasicIcfg [2022-09-16 12:34:29,192 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-16 12:34:29,193 INFO L158 Benchmark]: Toolchain (without parser) took 24205.25ms. Allocated memory was 191.9MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 157.9MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. [2022-09-16 12:34:29,193 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 191.9MB. Free memory is still 144.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-16 12:34:29,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.22ms. Allocated memory was 191.9MB in the beginning and 256.9MB in the end (delta: 65.0MB). Free memory was 157.6MB in the beginning and 210.6MB in the end (delta: -53.0MB). Peak memory consumption was 13.5MB. Max. memory is 8.0GB. [2022-09-16 12:34:29,194 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.67ms. Allocated memory is still 256.9MB. Free memory was 210.6MB in the beginning and 207.9MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-09-16 12:34:29,194 INFO L158 Benchmark]: Boogie Preprocessor took 62.27ms. Allocated memory is still 256.9MB. Free memory was 207.9MB in the beginning and 205.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 12:34:29,194 INFO L158 Benchmark]: RCFGBuilder took 1317.64ms. Allocated memory is still 256.9MB. Free memory was 205.4MB in the beginning and 175.9MB in the end (delta: 29.5MB). Peak memory consumption was 75.9MB. Max. memory is 8.0GB. [2022-09-16 12:34:29,194 INFO L158 Benchmark]: TraceAbstraction took 22112.41ms. Allocated memory was 256.9MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 175.4MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. [2022-09-16 12:34:29,196 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 191.9MB. Free memory is still 144.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 623.22ms. Allocated memory was 191.9MB in the beginning and 256.9MB in the end (delta: 65.0MB). Free memory was 157.6MB in the beginning and 210.6MB in the end (delta: -53.0MB). Peak memory consumption was 13.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 83.67ms. Allocated memory is still 256.9MB. Free memory was 210.6MB in the beginning and 207.9MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 62.27ms. Allocated memory is still 256.9MB. Free memory was 207.9MB in the beginning and 205.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1317.64ms. Allocated memory is still 256.9MB. Free memory was 205.4MB in the beginning and 175.9MB in the end (delta: 29.5MB). Peak memory consumption was 75.9MB. Max. memory is 8.0GB. * TraceAbstraction took 22112.41ms. Allocated memory was 256.9MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 175.4MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 355014, positive: 326540, positive conditional: 322445, positive unconditional: 4095, negative: 28474, negative conditional: 28397, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 338084, positive: 326540, positive conditional: 322445, positive unconditional: 4095, negative: 11544, negative conditional: 11467, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 338084, positive: 326540, positive conditional: 322445, positive unconditional: 4095, negative: 11544, negative conditional: 11467, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 391687, positive: 326540, positive conditional: 4884, positive unconditional: 321656, negative: 65147, negative conditional: 48719, negative unconditional: 16428, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 391687, positive: 326540, positive conditional: 4884, positive unconditional: 321656, negative: 65147, negative conditional: 57, negative unconditional: 65090, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 391687, positive: 326540, positive conditional: 4884, positive unconditional: 321656, negative: 65147, negative conditional: 57, negative unconditional: 65090, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4228, positive: 4149, positive conditional: 36, positive unconditional: 4113, negative: 79, negative conditional: 2, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4228, positive: 4068, positive conditional: 0, positive unconditional: 4068, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 160, positive: 81, positive conditional: 36, positive unconditional: 45, negative: 79, negative conditional: 2, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 986, positive: 159, positive conditional: 54, positive unconditional: 106, negative: 827, negative conditional: 3, negative unconditional: 824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 391687, positive: 322391, positive conditional: 4848, positive unconditional: 317543, negative: 65068, negative conditional: 55, negative unconditional: 65013, unknown: 4228, unknown conditional: 38, unknown unconditional: 4190] , Statistics on independence cache: Total cache size (in pairs): 4228, Positive cache size: 4149, Positive conditional cache size: 36, Positive unconditional cache size: 4113, Negative cache size: 79, Negative conditional cache size: 2, Negative unconditional cache size: 77, Eliminated conditions: 48662, Maximal queried relation: 5, Independence queries for same thread: 16930 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.4s, Number of persistent set computation: 27902, Number of trivial persistent sets: 24388, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4172, positive: 4095, positive conditional: 0, positive unconditional: 4095, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 355014, positive: 326540, positive conditional: 322445, positive unconditional: 4095, negative: 28474, negative conditional: 28397, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 338084, positive: 326540, positive conditional: 322445, positive unconditional: 4095, negative: 11544, negative conditional: 11467, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 338084, positive: 326540, positive conditional: 322445, positive unconditional: 4095, negative: 11544, negative conditional: 11467, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 391687, positive: 326540, positive conditional: 4884, positive unconditional: 321656, negative: 65147, negative conditional: 48719, negative unconditional: 16428, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 391687, positive: 326540, positive conditional: 4884, positive unconditional: 321656, negative: 65147, negative conditional: 57, negative unconditional: 65090, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 391687, positive: 326540, positive conditional: 4884, positive unconditional: 321656, negative: 65147, negative conditional: 57, negative unconditional: 65090, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4228, positive: 4149, positive conditional: 36, positive unconditional: 4113, negative: 79, negative conditional: 2, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4228, positive: 4068, positive conditional: 0, positive unconditional: 4068, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 160, positive: 81, positive conditional: 36, positive unconditional: 45, negative: 79, negative conditional: 2, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 986, positive: 159, positive conditional: 54, positive unconditional: 106, negative: 827, negative conditional: 3, negative unconditional: 824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 391687, positive: 322391, positive conditional: 4848, positive unconditional: 317543, negative: 65068, negative conditional: 55, negative unconditional: 65013, unknown: 4228, unknown conditional: 38, unknown unconditional: 4190] , Statistics on independence cache: Total cache size (in pairs): 4228, Positive cache size: 4149, Positive conditional cache size: 36, Positive unconditional cache size: 4113, Negative cache size: 79, Negative conditional cache size: 2, Negative unconditional cache size: 77, Eliminated conditions: 48662, Maximal queried relation: 5, Independence queries for same thread: 16930 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 70, positive unconditional: 1303, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 70, positive unconditional: 1303, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 70, positive unconditional: 1303, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 0, positive unconditional: 1373, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 0, positive unconditional: 1373, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 0, positive unconditional: 1373, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1306, positive: 1303, positive conditional: 0, positive unconditional: 1303, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1306, positive: 1300, positive conditional: 0, positive unconditional: 1300, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1376, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1306, unknown conditional: 0, unknown unconditional: 1306] , Statistics on independence cache: Total cache size (in pairs): 1306, Positive cache size: 1303, Positive conditional cache size: 0, Positive unconditional cache size: 1303, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 71, Number of trivial persistent sets: 50, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1306, positive: 1303, positive conditional: 0, positive unconditional: 1303, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 70, positive unconditional: 1303, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 70, positive unconditional: 1303, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 70, positive unconditional: 1303, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 0, positive unconditional: 1373, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 0, positive unconditional: 1373, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1376, positive: 1373, positive conditional: 0, positive unconditional: 1373, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1306, positive: 1303, positive conditional: 0, positive unconditional: 1303, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1306, positive: 1300, positive conditional: 0, positive unconditional: 1300, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1376, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1306, unknown conditional: 0, unknown unconditional: 1306] , Statistics on independence cache: Total cache size (in pairs): 1306, Positive cache size: 1303, Positive conditional cache size: 0, Positive unconditional cache size: 1303, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 346210, positive: 318115, positive conditional: 314055, positive unconditional: 4060, negative: 28095, negative conditional: 28018, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 329484, positive: 318115, positive conditional: 314055, positive unconditional: 4060, negative: 11369, negative conditional: 11292, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 329484, positive: 318115, positive conditional: 314055, positive unconditional: 4060, negative: 11369, negative conditional: 11292, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 371217, positive: 318115, positive conditional: 4841, positive unconditional: 313274, negative: 53102, negative conditional: 36892, negative unconditional: 16210, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 371217, positive: 318115, positive conditional: 4841, positive unconditional: 313274, negative: 53102, negative conditional: 57, negative unconditional: 53045, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371217, positive: 318115, positive conditional: 4841, positive unconditional: 313274, negative: 53102, negative conditional: 57, negative unconditional: 53045, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4193, positive: 4112, positive conditional: 34, positive unconditional: 4078, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4193, positive: 4033, positive conditional: 0, positive unconditional: 4033, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 160, positive: 79, positive conditional: 34, positive unconditional: 45, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 838, positive: 112, positive conditional: 36, positive unconditional: 75, negative: 727, negative conditional: 5, negative unconditional: 721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 371217, positive: 314003, positive conditional: 4807, positive unconditional: 309196, negative: 53021, negative conditional: 53, negative unconditional: 52968, unknown: 4193, unknown conditional: 38, unknown unconditional: 4155] , Statistics on independence cache: Total cache size (in pairs): 4193, Positive cache size: 4112, Positive conditional cache size: 34, Positive unconditional cache size: 4078, Negative cache size: 81, Negative conditional cache size: 4, Negative unconditional cache size: 77, Eliminated conditions: 36835, Maximal queried relation: 4, Independence queries for same thread: 16726 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.7s, Number of persistent set computation: 27501, Number of trivial persistent sets: 24197, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4137, positive: 4060, positive conditional: 0, positive unconditional: 4060, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 346210, positive: 318115, positive conditional: 314055, positive unconditional: 4060, negative: 28095, negative conditional: 28018, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 329484, positive: 318115, positive conditional: 314055, positive unconditional: 4060, negative: 11369, negative conditional: 11292, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 329484, positive: 318115, positive conditional: 314055, positive unconditional: 4060, negative: 11369, negative conditional: 11292, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 371217, positive: 318115, positive conditional: 4841, positive unconditional: 313274, negative: 53102, negative conditional: 36892, negative unconditional: 16210, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 371217, positive: 318115, positive conditional: 4841, positive unconditional: 313274, negative: 53102, negative conditional: 57, negative unconditional: 53045, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371217, positive: 318115, positive conditional: 4841, positive unconditional: 313274, negative: 53102, negative conditional: 57, negative unconditional: 53045, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4193, positive: 4112, positive conditional: 34, positive unconditional: 4078, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4193, positive: 4033, positive conditional: 0, positive unconditional: 4033, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 160, positive: 79, positive conditional: 34, positive unconditional: 45, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 838, positive: 112, positive conditional: 36, positive unconditional: 75, negative: 727, negative conditional: 5, negative unconditional: 721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 371217, positive: 314003, positive conditional: 4807, positive unconditional: 309196, negative: 53021, negative conditional: 53, negative unconditional: 52968, unknown: 4193, unknown conditional: 38, unknown unconditional: 4155] , Statistics on independence cache: Total cache size (in pairs): 4193, Positive cache size: 4112, Positive conditional cache size: 34, Positive unconditional cache size: 4078, Negative cache size: 81, Negative conditional cache size: 4, Negative unconditional cache size: 77, Eliminated conditions: 36835, Maximal queried relation: 4, Independence queries for same thread: 16726 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 415640, positive: 381548, positive conditional: 377412, positive unconditional: 4136, negative: 34092, negative conditional: 34015, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 395321, positive: 381548, positive conditional: 377412, positive unconditional: 4136, negative: 13773, negative conditional: 13696, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 395321, positive: 381548, positive conditional: 377412, positive unconditional: 4136, negative: 13773, negative conditional: 13696, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 457396, positive: 381548, positive conditional: 5326, positive unconditional: 376222, negative: 75848, negative conditional: 56749, negative unconditional: 19099, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 457396, positive: 381548, positive conditional: 5326, positive unconditional: 376222, negative: 75848, negative conditional: 54, negative unconditional: 75794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 457396, positive: 381548, positive conditional: 5326, positive unconditional: 376222, negative: 75848, negative conditional: 54, negative unconditional: 75794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4266, positive: 4187, positive conditional: 33, positive unconditional: 4154, negative: 79, negative conditional: 2, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4266, positive: 4109, positive conditional: 0, positive unconditional: 4109, negative: 157, negative conditional: 0, negative unconditional: 157, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 157, positive: 78, positive conditional: 33, positive unconditional: 45, negative: 79, negative conditional: 2, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 799, positive: 119, positive conditional: 35, positive unconditional: 84, negative: 680, negative conditional: 3, negative unconditional: 677, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 457396, positive: 377361, positive conditional: 5293, positive unconditional: 372068, negative: 75769, negative conditional: 52, negative unconditional: 75717, unknown: 4266, unknown conditional: 35, unknown unconditional: 4231] , Statistics on independence cache: Total cache size (in pairs): 4266, Positive cache size: 4187, Positive conditional cache size: 33, Positive unconditional cache size: 4154, Negative cache size: 79, Negative conditional cache size: 2, Negative unconditional cache size: 77, Eliminated conditions: 56695, Maximal queried relation: 5, Independence queries for same thread: 20319 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.8s, Number of persistent set computation: 33072, Number of trivial persistent sets: 28286, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4213, positive: 4136, positive conditional: 0, positive unconditional: 4136, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 415640, positive: 381548, positive conditional: 377412, positive unconditional: 4136, negative: 34092, negative conditional: 34015, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 395321, positive: 381548, positive conditional: 377412, positive unconditional: 4136, negative: 13773, negative conditional: 13696, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 395321, positive: 381548, positive conditional: 377412, positive unconditional: 4136, negative: 13773, negative conditional: 13696, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 457396, positive: 381548, positive conditional: 5326, positive unconditional: 376222, negative: 75848, negative conditional: 56749, negative unconditional: 19099, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 457396, positive: 381548, positive conditional: 5326, positive unconditional: 376222, negative: 75848, negative conditional: 54, negative unconditional: 75794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 457396, positive: 381548, positive conditional: 5326, positive unconditional: 376222, negative: 75848, negative conditional: 54, negative unconditional: 75794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4266, positive: 4187, positive conditional: 33, positive unconditional: 4154, negative: 79, negative conditional: 2, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4266, positive: 4109, positive conditional: 0, positive unconditional: 4109, negative: 157, negative conditional: 0, negative unconditional: 157, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 157, positive: 78, positive conditional: 33, positive unconditional: 45, negative: 79, negative conditional: 2, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 799, positive: 119, positive conditional: 35, positive unconditional: 84, negative: 680, negative conditional: 3, negative unconditional: 677, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 457396, positive: 377361, positive conditional: 5293, positive unconditional: 372068, negative: 75769, negative conditional: 52, negative unconditional: 75717, unknown: 4266, unknown conditional: 35, unknown unconditional: 4231] , Statistics on independence cache: Total cache size (in pairs): 4266, Positive cache size: 4187, Positive conditional cache size: 33, Positive unconditional cache size: 4154, Negative cache size: 79, Negative conditional cache size: 2, Negative unconditional cache size: 77, Eliminated conditions: 56695, Maximal queried relation: 5, Independence queries for same thread: 20319 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 499854, positive: 461461, positive conditional: 457436, positive unconditional: 4025, negative: 38393, negative conditional: 38316, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 476026, positive: 461461, positive conditional: 457436, positive unconditional: 4025, negative: 14565, negative conditional: 14488, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 476026, positive: 461461, positive conditional: 457436, positive unconditional: 4025, negative: 14565, negative conditional: 14488, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 531689, positive: 461461, positive conditional: 7471, positive unconditional: 453990, negative: 70228, negative conditional: 48192, negative unconditional: 22036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 531689, positive: 461461, positive conditional: 7471, positive unconditional: 453990, negative: 70228, negative conditional: 2858, negative unconditional: 67370, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 531689, positive: 461461, positive conditional: 7471, positive unconditional: 453990, negative: 70228, negative conditional: 2858, negative unconditional: 67370, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4186, positive: 4095, positive conditional: 52, positive unconditional: 4043, negative: 91, negative conditional: 14, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4186, positive: 3998, positive conditional: 0, positive unconditional: 3998, negative: 188, negative conditional: 0, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 188, positive: 97, positive conditional: 52, positive unconditional: 45, negative: 91, negative conditional: 14, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 855, positive: 154, positive conditional: 76, positive unconditional: 78, negative: 701, negative conditional: 15, negative unconditional: 686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 531689, positive: 457366, positive conditional: 7419, positive unconditional: 449947, negative: 70137, negative conditional: 2844, negative unconditional: 67293, unknown: 4186, unknown conditional: 66, unknown unconditional: 4120] , Statistics on independence cache: Total cache size (in pairs): 4186, Positive cache size: 4095, Positive conditional cache size: 52, Positive unconditional cache size: 4043, Negative cache size: 91, Negative conditional cache size: 14, Negative unconditional cache size: 77, Eliminated conditions: 45334, Maximal queried relation: 4, Independence queries for same thread: 23828 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.7s, Number of persistent set computation: 34394, Number of trivial persistent sets: 30153, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4102, positive: 4025, positive conditional: 0, positive unconditional: 4025, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 499854, positive: 461461, positive conditional: 457436, positive unconditional: 4025, negative: 38393, negative conditional: 38316, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 476026, positive: 461461, positive conditional: 457436, positive unconditional: 4025, negative: 14565, negative conditional: 14488, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 476026, positive: 461461, positive conditional: 457436, positive unconditional: 4025, negative: 14565, negative conditional: 14488, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 531689, positive: 461461, positive conditional: 7471, positive unconditional: 453990, negative: 70228, negative conditional: 48192, negative unconditional: 22036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 531689, positive: 461461, positive conditional: 7471, positive unconditional: 453990, negative: 70228, negative conditional: 2858, negative unconditional: 67370, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 531689, positive: 461461, positive conditional: 7471, positive unconditional: 453990, negative: 70228, negative conditional: 2858, negative unconditional: 67370, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4186, positive: 4095, positive conditional: 52, positive unconditional: 4043, negative: 91, negative conditional: 14, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4186, positive: 3998, positive conditional: 0, positive unconditional: 3998, negative: 188, negative conditional: 0, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 188, positive: 97, positive conditional: 52, positive unconditional: 45, negative: 91, negative conditional: 14, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 855, positive: 154, positive conditional: 76, positive unconditional: 78, negative: 701, negative conditional: 15, negative unconditional: 686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 531689, positive: 457366, positive conditional: 7419, positive unconditional: 449947, negative: 70137, negative conditional: 2844, negative unconditional: 67293, unknown: 4186, unknown conditional: 66, unknown unconditional: 4120] , Statistics on independence cache: Total cache size (in pairs): 4186, Positive cache size: 4095, Positive conditional cache size: 52, Positive unconditional cache size: 4043, Negative cache size: 91, Negative conditional cache size: 14, Negative unconditional cache size: 77, Eliminated conditions: 45334, Maximal queried relation: 4, Independence queries for same thread: 23828 - PositiveResult [Line: 819]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 819]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 799]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 799]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 858]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 858]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 779]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 779]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork2 with 1 thread instances CFG has 9 procedures, 192 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 7.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 6.6s, 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: 22, 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, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 433 NumberOfCodeBlocks, 433 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 428 ConstructedInterpolants, 0 QuantifiedInterpolants, 1108 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 192 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.1s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 192 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.1s, 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: 17, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 302 NumberOfCodeBlocks, 302 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 298 ConstructedInterpolants, 0 QuantifiedInterpolants, 806 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P3Thread1of1ForFork0 with 1 thread instances CFG has 9 procedures, 192 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.4s, 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: 22, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 479 NumberOfCodeBlocks, 479 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 474 ConstructedInterpolants, 0 QuantifiedInterpolants, 1134 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0Thread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 192 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.6s, 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: 17, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 327 NumberOfCodeBlocks, 327 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 323 ConstructedInterpolants, 0 QuantifiedInterpolants, 875 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-09-16 12:34:29,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Forceful destruction successful, exit code 0 [2022-09-16 12:34:29,442 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2022-09-16 12:34:29,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2022-09-16 12:34:29,842 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-09-16 12:34:30,044 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-09-16 12:34:30,242 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...