/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/mix014_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-53ca081-m [2022-09-16 12:31:35,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-16 12:31:35,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-16 12:31:35,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-16 12:31:35,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-16 12:31:35,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-16 12:31:35,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-16 12:31:35,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-16 12:31:35,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-16 12:31:35,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-16 12:31:35,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-16 12:31:35,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-16 12:31:35,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-16 12:31:35,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-16 12:31:35,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-16 12:31:35,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-16 12:31:35,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-16 12:31:35,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-16 12:31:35,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-16 12:31:35,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-16 12:31:35,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-16 12:31:35,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-16 12:31:35,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-16 12:31:35,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-16 12:31:35,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-09-16 12:31:35,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-16 12:31:35,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-16 12:31:35,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-16 12:31:35,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-16 12:31:35,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-16 12:31:35,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-16 12:31:35,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-16 12:31:35,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-16 12:31:35,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-16 12:31:35,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-16 12:31:35,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-16 12:31:35,831 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-09-16 12:31:35,851 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-16 12:31:35,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-16 12:31:35,852 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-16 12:31:35,852 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-16 12:31:35,852 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-16 12:31:35,853 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-16 12:31:35,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-16 12:31:35,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-16 12:31:35,853 INFO L138 SettingsManager]: * Use SBE=true [2022-09-16 12:31:35,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-16 12:31:35,854 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-16 12:31:35,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-16 12:31:35,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-16 12:31:35,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-16 12:31:35,854 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-16 12:31:35,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-16 12:31:35,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-16 12:31:35,854 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-16 12:31:35,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-16 12:31:35,855 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-16 12:31:35,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-16 12:31:35,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-16 12:31:35,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-16 12:31:35,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-16 12:31:35,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-16 12:31:35,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 12:31:35,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-16 12:31:35,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-16 12:31:35,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-16 12:31:35,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-16 12:31:35,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-16 12:31:35,858 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-16 12:31:35,858 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-16 12:31:35,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-16 12:31:35,858 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-09-16 12:31:35,858 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-09-16 12:31:35,859 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-09-16 12:31:36,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-16 12:31:36,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-16 12:31:36,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-16 12:31:36,134 INFO L271 PluginConnector]: Initializing CDTParser... [2022-09-16 12:31:36,135 INFO L275 PluginConnector]: CDTParser initialized [2022-09-16 12:31:36,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i [2022-09-16 12:31:36,200 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d60a7054/ce3f28c2c00848a0b828613ea0e8ba61/FLAGa4cb51a27 [2022-09-16 12:31:36,739 INFO L306 CDTParser]: Found 1 translation units. [2022-09-16 12:31:36,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i [2022-09-16 12:31:36,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d60a7054/ce3f28c2c00848a0b828613ea0e8ba61/FLAGa4cb51a27 [2022-09-16 12:31:37,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d60a7054/ce3f28c2c00848a0b828613ea0e8ba61 [2022-09-16 12:31:37,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-16 12:31:37,202 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-09-16 12:31:37,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-09-16 12:31:37,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-09-16 12:31:37,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-09-16 12:31:37,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:37,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ba354a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37, skipping insertion in model container [2022-09-16 12:31:37,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:37,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-09-16 12:31:37,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-09-16 12:31:37,463 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/mix014_tso.oepc.i[949,962] [2022-09-16 12:31:37,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 12:31:37,756 INFO L203 MainTranslator]: Completed pre-run [2022-09-16 12:31:37,776 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/mix014_tso.oepc.i[949,962] [2022-09-16 12:31:37,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 12:31:37,874 INFO L208 MainTranslator]: Completed translation [2022-09-16 12:31:37,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37 WrapperNode [2022-09-16 12:31:37,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-09-16 12:31:37,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-16 12:31:37,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-16 12:31:37,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-16 12:31:37,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:37,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:37,952 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 633 [2022-09-16 12:31:37,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-16 12:31:37,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-16 12:31:37,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-16 12:31:37,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-16 12:31:37,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:37,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:37,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:37,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:37,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:37,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:37,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:38,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-16 12:31:38,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-16 12:31:38,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-16 12:31:38,005 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-16 12:31:38,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37" (1/1) ... [2022-09-16 12:31:38,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 12:31:38,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:31:38,057 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 12:31:38,089 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 12:31:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-09-16 12:31:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-09-16 12:31:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-09-16 12:31:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-09-16 12:31:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-09-16 12:31:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-09-16 12:31:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-09-16 12:31:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-09-16 12:31:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-09-16 12:31:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-09-16 12:31:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-09-16 12:31:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-09-16 12:31:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-09-16 12:31:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-09-16 12:31:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-09-16 12:31:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-16 12:31:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-16 12:31:38,115 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 12:31:38,336 INFO L234 CfgBuilder]: Building ICFG [2022-09-16 12:31:38,338 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-16 12:31:39,188 INFO L275 CfgBuilder]: Performing block encoding [2022-09-16 12:31:39,872 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-16 12:31:39,873 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-16 12:31:39,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 12:31:39 BoogieIcfgContainer [2022-09-16 12:31:39,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-16 12:31:39,879 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-16 12:31:39,879 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-16 12:31:39,882 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-16 12:31:39,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 12:31:37" (1/3) ... [2022-09-16 12:31:39,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cd9ae44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 12:31:39, skipping insertion in model container [2022-09-16 12:31:39,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:31:37" (2/3) ... [2022-09-16 12:31:39,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cd9ae44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 12:31:39, skipping insertion in model container [2022-09-16 12:31:39,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 12:31:39" (3/3) ... [2022-09-16 12:31:39,884 INFO L112 eAbstractionObserver]: Analyzing ICFG mix014_tso.oepc.i [2022-09-16 12:31:39,892 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-16 12:31:39,901 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-16 12:31:39,901 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-09-16 12:31:39,901 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-09-16 12:31:39,993 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-09-16 12:31:40,031 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:31:40,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:31:40,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:31:40,035 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 12:31:40,056 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 12:31:40,080 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:31:40,093 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2022-09-16 12:31:40,101 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6cb857d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:31:40,101 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:31:41,022 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:41,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:41,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1986624487, now seen corresponding path program 1 times [2022-09-16 12:31:41,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:41,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942579865] [2022-09-16 12:31:41,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:41,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:41,470 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 12:31:41,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:41,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942579865] [2022-09-16 12:31:41,471 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942579865] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:41,471 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:41,472 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:31:41,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813871691] [2022-09-16 12:31:41,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:41,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:31:41,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:41,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:31:41,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:31:41,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:41,504 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:41,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 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 12:31:41,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:41,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:41,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-09-16 12:31:41,611 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:41,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:41,613 INFO L85 PathProgramCache]: Analyzing trace with hash 605197988, now seen corresponding path program 1 times [2022-09-16 12:31:41,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:41,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986077884] [2022-09-16 12:31:41,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:41,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:41,751 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 12:31:41,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:41,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986077884] [2022-09-16 12:31:41,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986077884] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:41,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:41,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:31:41,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280397988] [2022-09-16 12:31:41,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:41,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:31:41,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:41,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:31:41,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:31:41,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:41,755 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:41,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 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 12:31:41,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:41,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:41,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:41,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:41,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-09-16 12:31:41,820 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:41,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:41,821 INFO L85 PathProgramCache]: Analyzing trace with hash 311794982, now seen corresponding path program 1 times [2022-09-16 12:31:41,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:41,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890656492] [2022-09-16 12:31:41,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:41,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:41,936 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 12:31:41,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:41,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890656492] [2022-09-16 12:31:41,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890656492] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:41,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:41,937 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:31:41,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979168196] [2022-09-16 12:31:41,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:41,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:31:41,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:41,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:31:41,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:31:41,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:41,938 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:41,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 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 12:31:41,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:41,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:41,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:42,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:42,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:42,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:42,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-09-16 12:31:42,004 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:42,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:42,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1957535111, now seen corresponding path program 1 times [2022-09-16 12:31:42,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:42,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669754032] [2022-09-16 12:31:42,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:42,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:42,172 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 12:31:42,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:42,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669754032] [2022-09-16 12:31:42,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669754032] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:42,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:42,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:31:42,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422161515] [2022-09-16 12:31:42,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:42,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-09-16 12:31:42,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:42,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-09-16 12:31:42,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-09-16 12:31:42,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:42,175 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:42,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.25) internal successors, (101), 5 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:31:42,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:42,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:42,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:42,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:42,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:42,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:42,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:42,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:31:42,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-09-16 12:31:42,795 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:42,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:42,796 INFO L85 PathProgramCache]: Analyzing trace with hash -333123220, now seen corresponding path program 1 times [2022-09-16 12:31:42,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:42,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69069032] [2022-09-16 12:31:42,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:42,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:42,962 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 12:31:42,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:42,963 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69069032] [2022-09-16 12:31:42,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69069032] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:42,963 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:42,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:31:42,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021885605] [2022-09-16 12:31:42,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:42,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:31:42,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:42,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:31:42,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:31:42,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:42,966 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:42,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 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 12:31:42,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:42,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:42,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:42,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:31:42,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:31:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:31:50,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:31:50,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:31:50,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-09-16 12:31:50,170 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-09-16 12:31:50,172 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE,SAFE (1/5) [2022-09-16 12:31:50,176 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:31:50,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:31:50,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:31:50,180 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 12:31:50,180 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 12:31:50,274 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:31:50,275 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-09-16 12:31:50,276 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;@6cb857d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:31:50,276 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-09-16 12:31:50,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2022-09-16 12:31:50,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2022-09-16 12:31:50,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2022-09-16 12:31:50,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2022-09-16 12:31:50,345 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-16 12:31:50,345 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (2/5) [2022-09-16 12:31:50,350 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:31:50,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:31:50,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:31:50,352 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 12:31:50,357 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 12:31:50,359 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:31:50,360 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork2 ======== [2022-09-16 12:31:50,360 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;@6cb857d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:31:50,360 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:31:51,240 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:51,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:51,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1934088208, now seen corresponding path program 1 times [2022-09-16 12:31:51,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:51,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747527950] [2022-09-16 12:31:51,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:51,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:51,347 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 12:31:51,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:51,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747527950] [2022-09-16 12:31:51,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747527950] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:51,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:51,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:31:51,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115910128] [2022-09-16 12:31:51,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:51,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:31:51,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:51,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:31:51,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:31:51,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:51,351 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:51,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 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 12:31:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:51,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:51,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-09-16 12:31:51,413 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:51,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:51,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1198970995, now seen corresponding path program 1 times [2022-09-16 12:31:51,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:51,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701400790] [2022-09-16 12:31:51,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:51,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:51,512 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 12:31:51,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:51,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701400790] [2022-09-16 12:31:51,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701400790] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:51,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:51,515 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:31:51,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107910961] [2022-09-16 12:31:51,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:51,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:31:51,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:51,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:31:51,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:31:51,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:51,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:51,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 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 12:31:51,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:51,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:51,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:51,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:51,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-09-16 12:31:51,573 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:51,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:51,573 INFO L85 PathProgramCache]: Analyzing trace with hash 724432178, now seen corresponding path program 1 times [2022-09-16 12:31:51,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:51,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765294801] [2022-09-16 12:31:51,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:51,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:51,656 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 12:31:51,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:51,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765294801] [2022-09-16 12:31:51,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765294801] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:51,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:51,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:31:51,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847380867] [2022-09-16 12:31:51,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:51,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:31:51,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:51,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:31:51,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:31:51,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:51,659 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:51,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 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 12:31:51,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:51,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:51,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:51,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:51,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:51,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:51,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-09-16 12:31:51,731 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:51,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:51,731 INFO L85 PathProgramCache]: Analyzing trace with hash -2061542800, now seen corresponding path program 1 times [2022-09-16 12:31:51,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:51,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530600414] [2022-09-16 12:31:51,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:51,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:51,848 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 12:31:51,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:51,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530600414] [2022-09-16 12:31:51,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530600414] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:51,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:51,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:31:51,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068487688] [2022-09-16 12:31:51,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:51,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-09-16 12:31:51,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:51,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-09-16 12:31:51,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-09-16 12:31:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:51,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:51,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 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 12:31:51,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:51,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:51,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:51,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:51,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:51,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:51,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:51,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:31:51,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-09-16 12:31:51,911 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:51,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:51,912 INFO L85 PathProgramCache]: Analyzing trace with hash -939803251, now seen corresponding path program 1 times [2022-09-16 12:31:51,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:51,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827516714] [2022-09-16 12:31:51,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:51,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:52,026 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 12:31:52,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:52,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827516714] [2022-09-16 12:31:52,027 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827516714] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:52,027 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:52,027 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:31:52,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276622441] [2022-09-16 12:31:52,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:52,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:31:52,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:52,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:31:52,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:31:52,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:52,029 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:52,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.2) internal successors, (116), 6 states have internal predecessors, (116), 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 12:31:52,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:52,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:52,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:52,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:31:52,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:58,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:31:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:31:58,158 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:31:58,158 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:31:58,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-09-16 12:31:58,159 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-09-16 12:31:58,160 INFO L307 ceAbstractionStarter]: Result for error location P3Thread1of1ForFork2 was SAFE,SAFE (3/5) [2022-09-16 12:31:58,162 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:31:58,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:31:58,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:31:58,166 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 12:31:58,171 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:31:58,172 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork3 ======== [2022-09-16 12:31:58,172 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;@6cb857d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:31:58,172 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:31:58,172 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 12:31:58,692 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:58,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:58,693 INFO L85 PathProgramCache]: Analyzing trace with hash -75147569, now seen corresponding path program 1 times [2022-09-16 12:31:58,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:58,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149463230] [2022-09-16 12:31:58,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:58,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:58,751 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 12:31:58,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:58,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149463230] [2022-09-16 12:31:58,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149463230] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:58,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:58,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:31:58,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11302492] [2022-09-16 12:31:58,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:58,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:31:58,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:58,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:31:58,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:31:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:58,753 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:58,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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 12:31:58,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:58,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:58,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-09-16 12:31:58,781 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:58,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:58,782 INFO L85 PathProgramCache]: Analyzing trace with hash -35986164, now seen corresponding path program 1 times [2022-09-16 12:31:58,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:58,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97007086] [2022-09-16 12:31:58,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:58,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:58,856 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 12:31:58,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:58,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97007086] [2022-09-16 12:31:58,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97007086] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:58,857 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:58,857 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:31:58,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019077960] [2022-09-16 12:31:58,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:58,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:31:58,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:58,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:31:58,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:31:58,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:58,859 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:58,859 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 29.0) internal successors, (87), 4 states have internal predecessors, (87), 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 12:31:58,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:58,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:58,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:58,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:58,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-09-16 12:31:58,885 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:58,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:58,885 INFO L85 PathProgramCache]: Analyzing trace with hash -35986163, now seen corresponding path program 1 times [2022-09-16 12:31:58,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:58,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805604612] [2022-09-16 12:31:58,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:58,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:58,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:58,950 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 12:31:58,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:58,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805604612] [2022-09-16 12:31:58,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805604612] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:58,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:58,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:31:58,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667824059] [2022-09-16 12:31:58,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:58,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:31:58,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:58,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:31:58,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:31:58,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:58,953 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:58,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 29.0) internal successors, (87), 4 states have internal predecessors, (87), 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 12:31:58,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:58,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:58,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:59,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:59,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:59,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:59,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-09-16 12:31:59,421 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:31:59,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:31:59,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1231357246, now seen corresponding path program 1 times [2022-09-16 12:31:59,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:31:59,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186099470] [2022-09-16 12:31:59,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:31:59,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:31:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:31:59,505 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 12:31:59,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:31:59,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186099470] [2022-09-16 12:31:59,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186099470] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:31:59,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:31:59,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:31:59,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31666146] [2022-09-16 12:31:59,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:31:59,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:31:59,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:31:59,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:31:59,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:31:59,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:31:59,507 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:31:59,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.8) internal successors, (114), 6 states have internal predecessors, (114), 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 12:31:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:31:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:31:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:32:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:32:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:32:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:32:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:32:04,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:32:04,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:32:04,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-09-16 12:32:04,593 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-09-16 12:32:04,594 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork3 was SAFE,SAFE (4/5) [2022-09-16 12:32:04,596 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:32:04,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:32:04,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:32:04,603 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 12:32:04,609 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:32:04,610 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork1 ======== [2022-09-16 12:32:04,610 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;@6cb857d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:32:04,610 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:32:04,627 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 12:32:04,798 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:32:04,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:32:04,799 INFO L85 PathProgramCache]: Analyzing trace with hash 680358570, now seen corresponding path program 1 times [2022-09-16 12:32:04,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:32:04,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834413159] [2022-09-16 12:32:04,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:32:04,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:32:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:32:04,834 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 12:32:04,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:32:04,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834413159] [2022-09-16 12:32:04,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834413159] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:32:04,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:32:04,835 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-09-16 12:32:04,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384853628] [2022-09-16 12:32:04,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:32:04,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:32:04,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:32:04,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:32:04,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:32:04,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:32:04,836 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:32:04,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 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 12:32:04,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:32:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:32:05,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-09-16 12:32:05,354 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:32:05,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:32:05,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1369706789, now seen corresponding path program 1 times [2022-09-16 12:32:05,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:32:05,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476634334] [2022-09-16 12:32:05,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:32:05,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:32:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:32:05,443 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 12:32:05,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:32:05,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476634334] [2022-09-16 12:32:05,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476634334] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:32:05,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:32:05,444 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:32:05,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122566702] [2022-09-16 12:32:05,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:32:05,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:32:05,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:32:05,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:32:05,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:32:05,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:32:05,445 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:32:05,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 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 12:32:05,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:32:05,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:32:05,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:32:05,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:32:05,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-09-16 12:32:05,679 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:32:05,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:32:05,680 INFO L85 PathProgramCache]: Analyzing trace with hash 346196584, now seen corresponding path program 1 times [2022-09-16 12:32:05,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:32:05,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187046112] [2022-09-16 12:32:05,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:32:05,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:32:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:32:05,772 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 12:32:05,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:32:05,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187046112] [2022-09-16 12:32:05,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187046112] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:32:05,772 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:32:05,772 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:32:05,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606414719] [2022-09-16 12:32:05,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:32:05,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:32:05,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:32:05,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:32:05,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:32:05,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:32:05,773 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:32:05,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.8) internal successors, (114), 6 states have internal predecessors, (114), 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 12:32:05,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:32:05,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:32:05,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:32:07,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:32:07,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:32:07,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:32:07,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-09-16 12:32:07,558 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:32:07,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:32:07,558 INFO L85 PathProgramCache]: Analyzing trace with hash 47543764, now seen corresponding path program 1 times [2022-09-16 12:32:07,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:32:07,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919685400] [2022-09-16 12:32:07,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:32:07,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:32:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:32:07,640 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 12:32:07,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:32:07,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919685400] [2022-09-16 12:32:07,640 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919685400] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:32:07,640 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:32:07,640 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:32:07,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80225686] [2022-09-16 12:32:07,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:32:07,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:32:07,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:32:07,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:32:07,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:32:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:32:07,641 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:32:07,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 32.666666666666664) internal successors, (98), 4 states have internal predecessors, (98), 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 12:32:07,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:32:07,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:32:07,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:32:07,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:32:10,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:32:10,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:32:10,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:32:10,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:32:10,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:32:10,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:32:10,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-09-16 12:32:10,653 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-09-16 12:32:10,654 INFO L307 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork1 was SAFE,SAFE (5/5) [2022-09-16 12:32:10,654 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-09-16 12:32:10,654 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-09-16 12:32:10,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 12:32:10 BasicIcfg [2022-09-16 12:32:10,661 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-16 12:32:10,661 INFO L158 Benchmark]: Toolchain (without parser) took 33459.20ms. Allocated memory was 181.4MB in the beginning and 3.8GB in the end (delta: 3.7GB). Free memory was 157.4MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2022-09-16 12:32:10,662 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 181.4MB. Free memory is still 142.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-16 12:32:10,662 INFO L158 Benchmark]: CACSL2BoogieTranslator took 672.21ms. Allocated memory was 181.4MB in the beginning and 220.2MB in the end (delta: 38.8MB). Free memory was 157.4MB in the beginning and 176.8MB in the end (delta: -19.4MB). Peak memory consumption was 22.5MB. Max. memory is 8.0GB. [2022-09-16 12:32:10,662 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.84ms. Allocated memory is still 220.2MB. Free memory was 176.8MB in the beginning and 172.4MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-09-16 12:32:10,662 INFO L158 Benchmark]: Boogie Preprocessor took 50.85ms. Allocated memory is still 220.2MB. Free memory was 172.4MB in the beginning and 168.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-09-16 12:32:10,663 INFO L158 Benchmark]: RCFGBuilder took 1870.73ms. Allocated memory is still 220.2MB. Free memory was 168.6MB in the beginning and 158.9MB in the end (delta: 9.7MB). Peak memory consumption was 91.6MB. Max. memory is 8.0GB. [2022-09-16 12:32:10,663 INFO L158 Benchmark]: TraceAbstraction took 30782.41ms. Allocated memory was 220.2MB in the beginning and 3.8GB in the end (delta: 3.6GB). Free memory was 158.4MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2022-09-16 12:32:10,665 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 181.4MB. Free memory is still 142.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 672.21ms. Allocated memory was 181.4MB in the beginning and 220.2MB in the end (delta: 38.8MB). Free memory was 157.4MB in the beginning and 176.8MB in the end (delta: -19.4MB). Peak memory consumption was 22.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 76.84ms. Allocated memory is still 220.2MB. Free memory was 176.8MB in the beginning and 172.4MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 50.85ms. Allocated memory is still 220.2MB. Free memory was 172.4MB in the beginning and 168.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1870.73ms. Allocated memory is still 220.2MB. Free memory was 168.6MB in the beginning and 158.9MB in the end (delta: 9.7MB). Peak memory consumption was 91.6MB. Max. memory is 8.0GB. * TraceAbstraction took 30782.41ms. Allocated memory was 220.2MB in the beginning and 3.8GB in the end (delta: 3.6GB). Free memory was 158.4MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 415787, positive: 374039, positive conditional: 369953, positive unconditional: 4086, negative: 41748, negative conditional: 41641, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 397269, positive: 374039, positive conditional: 369953, positive unconditional: 4086, negative: 23230, negative conditional: 23123, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 397269, positive: 374039, positive conditional: 369953, positive unconditional: 4086, negative: 23230, negative conditional: 23123, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 499890, positive: 374039, positive conditional: 4985, positive unconditional: 369054, negative: 125851, negative conditional: 97636, negative unconditional: 28215, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 499890, positive: 374039, positive conditional: 4985, positive unconditional: 369054, negative: 125851, negative conditional: 57, negative unconditional: 125794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 499890, positive: 374039, positive conditional: 4985, positive unconditional: 369054, negative: 125851, negative conditional: 57, negative unconditional: 125794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4249, positive: 4140, positive conditional: 36, positive unconditional: 4104, negative: 109, negative conditional: 2, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4249, positive: 4059, positive conditional: 0, positive unconditional: 4059, negative: 190, negative conditional: 0, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 190, positive: 81, positive conditional: 36, positive unconditional: 45, negative: 109, negative conditional: 2, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2434, positive: 160, positive conditional: 44, positive unconditional: 116, negative: 2274, negative conditional: 3, negative unconditional: 2271, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 499890, positive: 369899, positive conditional: 4949, positive unconditional: 364950, negative: 125742, negative conditional: 55, negative unconditional: 125687, unknown: 4249, unknown conditional: 38, unknown unconditional: 4211] , Statistics on independence cache: Total cache size (in pairs): 4249, Positive cache size: 4140, Positive conditional cache size: 36, Positive unconditional cache size: 4104, Negative cache size: 109, Negative conditional cache size: 2, Negative unconditional cache size: 107, Eliminated conditions: 97579, Maximal queried relation: 5, Independence queries for same thread: 18518 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 3.9s, Number of persistent set computation: 35094, Number of trivial persistent sets: 31929, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4193, positive: 4086, positive conditional: 0, positive unconditional: 4086, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 415787, positive: 374039, positive conditional: 369953, positive unconditional: 4086, negative: 41748, negative conditional: 41641, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 397269, positive: 374039, positive conditional: 369953, positive unconditional: 4086, negative: 23230, negative conditional: 23123, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 397269, positive: 374039, positive conditional: 369953, positive unconditional: 4086, negative: 23230, negative conditional: 23123, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 499890, positive: 374039, positive conditional: 4985, positive unconditional: 369054, negative: 125851, negative conditional: 97636, negative unconditional: 28215, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 499890, positive: 374039, positive conditional: 4985, positive unconditional: 369054, negative: 125851, negative conditional: 57, negative unconditional: 125794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 499890, positive: 374039, positive conditional: 4985, positive unconditional: 369054, negative: 125851, negative conditional: 57, negative unconditional: 125794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4249, positive: 4140, positive conditional: 36, positive unconditional: 4104, negative: 109, negative conditional: 2, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4249, positive: 4059, positive conditional: 0, positive unconditional: 4059, negative: 190, negative conditional: 0, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 190, positive: 81, positive conditional: 36, positive unconditional: 45, negative: 109, negative conditional: 2, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2434, positive: 160, positive conditional: 44, positive unconditional: 116, negative: 2274, negative conditional: 3, negative unconditional: 2271, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 499890, positive: 369899, positive conditional: 4949, positive unconditional: 364950, negative: 125742, negative conditional: 55, negative unconditional: 125687, unknown: 4249, unknown conditional: 38, unknown unconditional: 4211] , Statistics on independence cache: Total cache size (in pairs): 4249, Positive cache size: 4140, Positive conditional cache size: 36, Positive unconditional cache size: 4104, Negative cache size: 109, Negative conditional cache size: 2, Negative unconditional cache size: 107, Eliminated conditions: 97579, Maximal queried relation: 5, Independence queries for same thread: 18518 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1375, positive: 1372, positive conditional: 69, 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: 1375, positive: 1372, positive conditional: 69, 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: 1375, positive: 1372, positive conditional: 69, 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: 1375, positive: 1372, positive conditional: 0, positive unconditional: 1372, 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: 1375, positive: 1372, positive conditional: 0, positive unconditional: 1372, 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: 1375, positive: 1372, positive conditional: 0, positive unconditional: 1372, 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: 41, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1375, positive: 69, positive conditional: 0, positive unconditional: 69, 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: 88, Number of trivial persistent sets: 67, 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: 1375, positive: 1372, positive conditional: 69, 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: 1375, positive: 1372, positive conditional: 69, 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: 1375, positive: 1372, positive conditional: 69, 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: 1375, positive: 1372, positive conditional: 0, positive unconditional: 1372, 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: 1375, positive: 1372, positive conditional: 0, positive unconditional: 1372, 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: 1375, positive: 1372, positive conditional: 0, positive unconditional: 1372, 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: 41, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1375, positive: 69, positive conditional: 0, positive unconditional: 69, 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: 443802, positive: 400887, positive conditional: 396763, positive unconditional: 4124, negative: 42915, negative conditional: 42808, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 424726, positive: 400887, positive conditional: 396763, positive unconditional: 4124, negative: 23839, negative conditional: 23732, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 424726, positive: 400887, positive conditional: 396763, positive unconditional: 4124, negative: 23839, negative conditional: 23732, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 529999, positive: 400887, positive conditional: 5220, positive unconditional: 395667, negative: 129112, negative conditional: 100053, negative unconditional: 29059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 529999, positive: 400887, positive conditional: 5220, positive unconditional: 395667, negative: 129112, negative conditional: 54, negative unconditional: 129058, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 529999, positive: 400887, positive conditional: 5220, positive unconditional: 395667, negative: 129112, negative conditional: 54, negative unconditional: 129058, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4284, positive: 4175, positive conditional: 33, positive unconditional: 4142, negative: 109, negative conditional: 2, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4284, positive: 4097, positive conditional: 0, positive unconditional: 4097, negative: 187, negative conditional: 0, negative unconditional: 187, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 187, positive: 78, positive conditional: 33, positive unconditional: 45, negative: 109, negative conditional: 2, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2317, positive: 126, positive conditional: 36, positive unconditional: 90, negative: 2190, negative conditional: 6, negative unconditional: 2185, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 529999, positive: 396712, positive conditional: 5187, positive unconditional: 391525, negative: 129003, negative conditional: 52, negative unconditional: 128951, unknown: 4284, unknown conditional: 35, unknown unconditional: 4249] , Statistics on independence cache: Total cache size (in pairs): 4284, Positive cache size: 4175, Positive conditional cache size: 33, Positive unconditional cache size: 4142, Negative cache size: 109, Negative conditional cache size: 2, Negative unconditional cache size: 107, Eliminated conditions: 99999, Maximal queried relation: 5, Independence queries for same thread: 19076 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 3.5s, Number of persistent set computation: 37274, Number of trivial persistent sets: 33252, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4231, positive: 4124, positive conditional: 0, positive unconditional: 4124, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 443802, positive: 400887, positive conditional: 396763, positive unconditional: 4124, negative: 42915, negative conditional: 42808, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 424726, positive: 400887, positive conditional: 396763, positive unconditional: 4124, negative: 23839, negative conditional: 23732, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 424726, positive: 400887, positive conditional: 396763, positive unconditional: 4124, negative: 23839, negative conditional: 23732, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 529999, positive: 400887, positive conditional: 5220, positive unconditional: 395667, negative: 129112, negative conditional: 100053, negative unconditional: 29059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 529999, positive: 400887, positive conditional: 5220, positive unconditional: 395667, negative: 129112, negative conditional: 54, negative unconditional: 129058, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 529999, positive: 400887, positive conditional: 5220, positive unconditional: 395667, negative: 129112, negative conditional: 54, negative unconditional: 129058, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4284, positive: 4175, positive conditional: 33, positive unconditional: 4142, negative: 109, negative conditional: 2, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4284, positive: 4097, positive conditional: 0, positive unconditional: 4097, negative: 187, negative conditional: 0, negative unconditional: 187, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 187, positive: 78, positive conditional: 33, positive unconditional: 45, negative: 109, negative conditional: 2, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2317, positive: 126, positive conditional: 36, positive unconditional: 90, negative: 2190, negative conditional: 6, negative unconditional: 2185, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 529999, positive: 396712, positive conditional: 5187, positive unconditional: 391525, negative: 129003, negative conditional: 52, negative unconditional: 128951, unknown: 4284, unknown conditional: 35, unknown unconditional: 4249] , Statistics on independence cache: Total cache size (in pairs): 4284, Positive cache size: 4175, Positive conditional cache size: 33, Positive unconditional cache size: 4142, Negative cache size: 109, Negative conditional cache size: 2, Negative unconditional cache size: 107, Eliminated conditions: 99999, Maximal queried relation: 5, Independence queries for same thread: 19076 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 469015, positive: 417604, positive conditional: 413551, positive unconditional: 4053, negative: 51411, negative conditional: 51304, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 445863, positive: 417604, positive conditional: 413551, positive unconditional: 4053, negative: 28259, negative conditional: 28152, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 445863, positive: 417604, positive conditional: 413551, positive unconditional: 4053, negative: 28259, negative conditional: 28152, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 540265, positive: 417604, positive conditional: 5556, positive unconditional: 412048, negative: 122661, negative conditional: 88846, negative unconditional: 33815, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 540265, positive: 417604, positive conditional: 5556, positive unconditional: 412048, negative: 122661, negative conditional: 57, negative unconditional: 122604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 540265, positive: 417604, positive conditional: 5556, positive unconditional: 412048, negative: 122661, negative conditional: 57, negative unconditional: 122604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4216, positive: 4105, positive conditional: 34, positive unconditional: 4071, negative: 111, negative conditional: 4, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4216, positive: 4026, positive conditional: 0, positive unconditional: 4026, negative: 190, negative conditional: 0, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 190, positive: 79, positive conditional: 34, positive unconditional: 45, negative: 111, negative conditional: 4, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2130, positive: 126, positive conditional: 34, positive unconditional: 91, negative: 2004, negative conditional: 4, negative unconditional: 1999, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 540265, positive: 413499, positive conditional: 5522, positive unconditional: 407977, negative: 122550, negative conditional: 53, negative unconditional: 122497, unknown: 4216, unknown conditional: 38, unknown unconditional: 4178] , Statistics on independence cache: Total cache size (in pairs): 4216, Positive cache size: 4105, Positive conditional cache size: 34, Positive unconditional cache size: 4071, Negative cache size: 111, Negative conditional cache size: 4, Negative unconditional cache size: 107, Eliminated conditions: 88789, Maximal queried relation: 4, Independence queries for same thread: 23152 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 3.2s, Number of persistent set computation: 38848, Number of trivial persistent sets: 35562, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4160, positive: 4053, positive conditional: 0, positive unconditional: 4053, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 469015, positive: 417604, positive conditional: 413551, positive unconditional: 4053, negative: 51411, negative conditional: 51304, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 445863, positive: 417604, positive conditional: 413551, positive unconditional: 4053, negative: 28259, negative conditional: 28152, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 445863, positive: 417604, positive conditional: 413551, positive unconditional: 4053, negative: 28259, negative conditional: 28152, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 540265, positive: 417604, positive conditional: 5556, positive unconditional: 412048, negative: 122661, negative conditional: 88846, negative unconditional: 33815, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 540265, positive: 417604, positive conditional: 5556, positive unconditional: 412048, negative: 122661, negative conditional: 57, negative unconditional: 122604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 540265, positive: 417604, positive conditional: 5556, positive unconditional: 412048, negative: 122661, negative conditional: 57, negative unconditional: 122604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4216, positive: 4105, positive conditional: 34, positive unconditional: 4071, negative: 111, negative conditional: 4, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4216, positive: 4026, positive conditional: 0, positive unconditional: 4026, negative: 190, negative conditional: 0, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 190, positive: 79, positive conditional: 34, positive unconditional: 45, negative: 111, negative conditional: 4, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2130, positive: 126, positive conditional: 34, positive unconditional: 91, negative: 2004, negative conditional: 4, negative unconditional: 1999, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 540265, positive: 413499, positive conditional: 5522, positive unconditional: 407977, negative: 122550, negative conditional: 53, negative unconditional: 122497, unknown: 4216, unknown conditional: 38, unknown unconditional: 4178] , Statistics on independence cache: Total cache size (in pairs): 4216, Positive cache size: 4105, Positive conditional cache size: 34, Positive unconditional cache size: 4071, Negative cache size: 111, Negative conditional cache size: 4, Negative unconditional cache size: 107, Eliminated conditions: 88789, Maximal queried relation: 4, Independence queries for same thread: 23152 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 500523, positive: 452445, positive conditional: 448435, positive unconditional: 4010, negative: 48078, negative conditional: 47971, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 478704, positive: 452445, positive conditional: 448435, positive unconditional: 4010, negative: 26259, negative conditional: 26152, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 478704, positive: 452445, positive conditional: 448435, positive unconditional: 4010, negative: 26259, negative conditional: 26152, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 570519, positive: 452445, positive conditional: 7168, positive unconditional: 445277, negative: 118074, negative conditional: 84647, negative unconditional: 33427, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 570519, positive: 452445, positive conditional: 7168, positive unconditional: 445277, negative: 118074, negative conditional: 2664, negative unconditional: 115410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 570519, positive: 452445, positive conditional: 7168, positive unconditional: 445277, negative: 118074, negative conditional: 2664, negative unconditional: 115410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4201, positive: 4080, positive conditional: 52, positive unconditional: 4028, negative: 121, negative conditional: 14, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4201, positive: 3983, positive conditional: 0, positive unconditional: 3983, negative: 218, negative conditional: 0, negative unconditional: 218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 218, positive: 97, positive conditional: 52, positive unconditional: 45, negative: 121, negative conditional: 14, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1719, positive: 127, positive conditional: 44, positive unconditional: 84, negative: 1591, negative conditional: 16, negative unconditional: 1575, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 570519, positive: 448365, positive conditional: 7116, positive unconditional: 441249, negative: 117953, negative conditional: 2650, negative unconditional: 115303, unknown: 4201, unknown conditional: 66, unknown unconditional: 4135] , Statistics on independence cache: Total cache size (in pairs): 4201, Positive cache size: 4080, Positive conditional cache size: 52, Positive unconditional cache size: 4028, Negative cache size: 121, Negative conditional cache size: 14, Negative unconditional cache size: 107, Eliminated conditions: 81983, Maximal queried relation: 4, Independence queries for same thread: 21819 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.6s, Number of persistent set computation: 30948, Number of trivial persistent sets: 27810, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4117, positive: 4010, positive conditional: 0, positive unconditional: 4010, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 500523, positive: 452445, positive conditional: 448435, positive unconditional: 4010, negative: 48078, negative conditional: 47971, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 478704, positive: 452445, positive conditional: 448435, positive unconditional: 4010, negative: 26259, negative conditional: 26152, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 478704, positive: 452445, positive conditional: 448435, positive unconditional: 4010, negative: 26259, negative conditional: 26152, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 570519, positive: 452445, positive conditional: 7168, positive unconditional: 445277, negative: 118074, negative conditional: 84647, negative unconditional: 33427, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 570519, positive: 452445, positive conditional: 7168, positive unconditional: 445277, negative: 118074, negative conditional: 2664, negative unconditional: 115410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 570519, positive: 452445, positive conditional: 7168, positive unconditional: 445277, negative: 118074, negative conditional: 2664, negative unconditional: 115410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4201, positive: 4080, positive conditional: 52, positive unconditional: 4028, negative: 121, negative conditional: 14, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4201, positive: 3983, positive conditional: 0, positive unconditional: 3983, negative: 218, negative conditional: 0, negative unconditional: 218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 218, positive: 97, positive conditional: 52, positive unconditional: 45, negative: 121, negative conditional: 14, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1719, positive: 127, positive conditional: 44, positive unconditional: 84, negative: 1591, negative conditional: 16, negative unconditional: 1575, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 570519, positive: 448365, positive conditional: 7116, positive unconditional: 441249, negative: 117953, negative conditional: 2650, negative unconditional: 115303, unknown: 4201, unknown conditional: 66, unknown unconditional: 4135] , Statistics on independence cache: Total cache size (in pairs): 4201, Positive cache size: 4080, Positive conditional cache size: 52, Positive unconditional cache size: 4028, Negative cache size: 121, Negative conditional cache size: 14, Negative unconditional cache size: 107, Eliminated conditions: 81983, Maximal queried relation: 4, Independence queries for same thread: 21819 - PositiveResult [Line: 879]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 879]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 907]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 907]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 844]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 844]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 785]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 785]: 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: P2Thread1of1ForFork0 with 1 thread instances CFG has 9 procedures, 209 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 10.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 9.0s, 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, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 522 NumberOfCodeBlocks, 522 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 517 ConstructedInterpolants, 0 QuantifiedInterpolants, 1373 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, 209 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: P3Thread1of1ForFork2 with 1 thread instances CFG has 9 procedures, 209 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 7.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 7.2s, 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, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 564 NumberOfCodeBlocks, 564 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 559 ConstructedInterpolants, 0 QuantifiedInterpolants, 1395 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: P1Thread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 209 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 6.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 6.1s, 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, 0.2s InterpolantComputationTime, 373 NumberOfCodeBlocks, 373 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 369 ConstructedInterpolants, 0 QuantifiedInterpolants, 1017 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: P0Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 209 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 5.7s, 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 392 ConstructedInterpolants, 0 QuantifiedInterpolants, 1084 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 12:32:10,718 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Ended with exit code 0 [2022-09-16 12:32:10,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2022-09-16 12:32:11,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2022-09-16 12:32:11,320 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2022-09-16 12:32:11,521 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-09-16 12:32:11,718 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...