/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.trace.refinement.strategy BADGER -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/safe024_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-9868fc6-m [2022-11-14 22:07:31,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-14 22:07:31,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-14 22:07:31,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-14 22:07:31,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-14 22:07:31,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-14 22:07:31,068 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-14 22:07:31,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-14 22:07:31,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-14 22:07:31,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-14 22:07:31,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-14 22:07:31,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-14 22:07:31,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-14 22:07:31,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-14 22:07:31,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-14 22:07:31,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-14 22:07:31,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-14 22:07:31,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-14 22:07:31,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-14 22:07:31,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-14 22:07:31,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-14 22:07:31,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-14 22:07:31,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-14 22:07:31,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-14 22:07:31,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-14 22:07:31,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-14 22:07:31,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-14 22:07:31,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-14 22:07:31,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-14 22:07:31,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-14 22:07:31,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-14 22:07:31,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-14 22:07:31,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-14 22:07:31,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-14 22:07:31,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-14 22:07:31,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-14 22:07:31,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-14 22:07:31,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-14 22:07:31,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-14 22:07:31,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-14 22:07:31,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-14 22:07:31,114 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-14 22:07:31,142 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-14 22:07:31,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-14 22:07:31,142 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-14 22:07:31,142 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-14 22:07:31,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-14 22:07:31,144 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-14 22:07:31,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-14 22:07:31,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-14 22:07:31,144 INFO L138 SettingsManager]: * Use SBE=true [2022-11-14 22:07:31,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-14 22:07:31,145 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-14 22:07:31,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-14 22:07:31,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-14 22:07:31,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-14 22:07:31,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-14 22:07:31,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-14 22:07:31,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-14 22:07:31,146 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-14 22:07:31,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-14 22:07:31,146 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-14 22:07:31,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-14 22:07:31,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-14 22:07:31,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-14 22:07:31,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-14 22:07:31,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-14 22:07:31,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-14 22:07:31,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-14 22:07:31,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-14 22:07:31,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-14 22:07:31,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-14 22:07:31,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-14 22:07:31,148 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-14 22:07:31,148 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-14 22:07:31,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-14 22:07:31,148 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-14 22:07:31,148 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-14 22:07:31,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-11-14 22:07:31,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-14 22:07:31,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-14 22:07:31,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-14 22:07:31,362 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-14 22:07:31,363 INFO L275 PluginConnector]: CDTParser initialized [2022-11-14 22:07:31,364 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe024_tso.i [2022-11-14 22:07:31,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9986634ef/a80929de07594732bc05b15e7a9e08ec/FLAGd8f040d84 [2022-11-14 22:07:31,883 INFO L306 CDTParser]: Found 1 translation units. [2022-11-14 22:07:31,883 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe024_tso.i [2022-11-14 22:07:31,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9986634ef/a80929de07594732bc05b15e7a9e08ec/FLAGd8f040d84 [2022-11-14 22:07:31,916 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9986634ef/a80929de07594732bc05b15e7a9e08ec [2022-11-14 22:07:31,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-14 22:07:31,920 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-14 22:07:31,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-14 22:07:31,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-14 22:07:31,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-14 22:07:31,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:07:31" (1/1) ... [2022-11-14 22:07:31,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d0ac6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:31, skipping insertion in model container [2022-11-14 22:07:31,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:07:31" (1/1) ... [2022-11-14 22:07:31,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-14 22:07:31,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-14 22:07:32,115 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe024_tso.i[945,958] [2022-11-14 22:07:32,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-14 22:07:32,294 INFO L203 MainTranslator]: Completed pre-run [2022-11-14 22:07:32,308 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe024_tso.i[945,958] [2022-11-14 22:07:32,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-14 22:07:32,380 INFO L208 MainTranslator]: Completed translation [2022-11-14 22:07:32,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32 WrapperNode [2022-11-14 22:07:32,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-14 22:07:32,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-14 22:07:32,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-14 22:07:32,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-14 22:07:32,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (1/1) ... [2022-11-14 22:07:32,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (1/1) ... [2022-11-14 22:07:32,446 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2022-11-14 22:07:32,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-14 22:07:32,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-14 22:07:32,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-14 22:07:32,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-14 22:07:32,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (1/1) ... [2022-11-14 22:07:32,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (1/1) ... [2022-11-14 22:07:32,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (1/1) ... [2022-11-14 22:07:32,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (1/1) ... [2022-11-14 22:07:32,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (1/1) ... [2022-11-14 22:07:32,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (1/1) ... [2022-11-14 22:07:32,475 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (1/1) ... [2022-11-14 22:07:32,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (1/1) ... [2022-11-14 22:07:32,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-14 22:07:32,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-14 22:07:32,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-14 22:07:32,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-14 22:07:32,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (1/1) ... [2022-11-14 22:07:32,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-14 22:07:32,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 22:07:32,521 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-14 22:07:32,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-14 22:07:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-14 22:07:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-14 22:07:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-14 22:07:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-14 22:07:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-14 22:07:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-14 22:07:32,565 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-14 22:07:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-14 22:07:32,565 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-14 22:07:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-14 22:07:32,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-14 22:07:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-14 22:07:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-14 22:07:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-14 22:07:32,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-14 22:07:32,567 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-14 22:07:32,715 INFO L235 CfgBuilder]: Building ICFG [2022-11-14 22:07:32,717 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-14 22:07:32,895 INFO L276 CfgBuilder]: Performing block encoding [2022-11-14 22:07:32,925 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-14 22:07:32,925 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-14 22:07:32,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:07:32 BoogieIcfgContainer [2022-11-14 22:07:32,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-14 22:07:32,929 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-14 22:07:32,929 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-14 22:07:32,932 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-14 22:07:32,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 10:07:31" (1/3) ... [2022-11-14 22:07:32,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@439023ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:07:32, skipping insertion in model container [2022-11-14 22:07:32,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:07:32" (2/3) ... [2022-11-14 22:07:32,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@439023ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:07:32, skipping insertion in model container [2022-11-14 22:07:32,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:07:32" (3/3) ... [2022-11-14 22:07:32,935 INFO L112 eAbstractionObserver]: Analyzing ICFG safe024_tso.i [2022-11-14 22:07:32,942 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-14 22:07:32,950 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-14 22:07:32,950 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-14 22:07:32,950 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-14 22:07:33,011 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-14 22:07:33,058 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:07:33,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-14 22:07:33,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 22:07:33,060 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-14 22:07:33,061 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-14 22:07:33,099 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-14 22:07:33,120 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2022-11-14 22:07:33,126 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;@4a3a52b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:07:33,126 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-14 22:07:33,367 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:07:33,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:07:33,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1318926617, now seen corresponding path program 1 times [2022-11-14 22:07:33,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:07:33,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564924108] [2022-11-14 22:07:33,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:07:33,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:07:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:07:33,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 22:07:33,797 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:07:33,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564924108] [2022-11-14 22:07:33,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564924108] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:07:33,799 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:07:33,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-14 22:07:33,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616699843] [2022-11-14 22:07:33,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:07:33,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-14 22:07:33,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:07:33,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-14 22:07:33,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-14 22:07:33,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:33,830 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:07:33,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 22:07:33,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:33,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:33,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-14 22:07:33,901 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:07:33,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:07:33,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1601173642, now seen corresponding path program 1 times [2022-11-14 22:07:33,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:07:33,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053298158] [2022-11-14 22:07:33,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:07:33,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:07:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:07:34,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 22:07:34,047 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:07:34,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053298158] [2022-11-14 22:07:34,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053298158] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:07:34,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:07:34,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:07:34,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030692476] [2022-11-14 22:07:34,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:07:34,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:07:34,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:07:34,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:07:34,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:07:34,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:34,053 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:07:34,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 22:07:34,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:34,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:34,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:34,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:34,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-14 22:07:34,093 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:07:34,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:07:34,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1730256362, now seen corresponding path program 1 times [2022-11-14 22:07:34,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:07:34,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587826144] [2022-11-14 22:07:34,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:07:34,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:07:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:07:34,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 22:07:34,206 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:07:34,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587826144] [2022-11-14 22:07:34,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587826144] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:07:34,207 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:07:34,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:07:34,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879208979] [2022-11-14 22:07:34,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:07:34,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:07:34,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:07:34,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:07:34,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:07:34,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:34,213 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:07:34,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 22:07:34,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:34,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:34,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:34,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:34,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:34,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-14 22:07:34,277 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:07:34,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:07:34,278 INFO L85 PathProgramCache]: Analyzing trace with hash -261169017, now seen corresponding path program 1 times [2022-11-14 22:07:34,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:07:34,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257192176] [2022-11-14 22:07:34,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:07:34,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:07:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:07:34,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 22:07:34,413 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:07:34,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257192176] [2022-11-14 22:07:34,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257192176] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:07:34,417 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:07:34,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:07:34,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433001113] [2022-11-14 22:07:34,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:07:34,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-14 22:07:34,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:07:34,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-14 22:07:34,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-14 22:07:34,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:34,419 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:07:34,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.0) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 22:07:34,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:34,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:34,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:34,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:35,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 22:07:35,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-14 22:07:35,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-14 22:07:35,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-14 22:07:35,062 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-14 22:07:35,063 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE,SAFE (1/4) [2022-11-14 22:07:35,066 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:07:35,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-14 22:07:35,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 22:07:35,069 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) [2022-11-14 22:07:35,070 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 [2022-11-14 22:07:35,109 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-14 22:07:35,109 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-14 22:07:35,110 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;@4a3a52b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:07:35,110 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-14 22:07:35,147 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 3 remaining) [2022-11-14 22:07:35,148 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2022-11-14 22:07:35,148 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2022-11-14 22:07:35,149 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-11-14 22:07:35,149 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (2/4) [2022-11-14 22:07:35,152 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:07:35,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-14 22:07:35,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 22:07:35,156 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) [2022-11-14 22:07:35,157 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 [2022-11-14 22:07:35,159 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-14 22:07:35,160 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork2 ======== [2022-11-14 22:07:35,160 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;@4a3a52b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:07:35,160 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-14 22:07:35,219 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:07:35,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:07:35,220 INFO L85 PathProgramCache]: Analyzing trace with hash 2010664596, now seen corresponding path program 1 times [2022-11-14 22:07:35,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:07:35,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74414656] [2022-11-14 22:07:35,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:07:35,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:07:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:07:35,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 22:07:35,256 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:07:35,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74414656] [2022-11-14 22:07:35,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74414656] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:07:35,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:07:35,257 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-14 22:07:35,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859628924] [2022-11-14 22:07:35,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:07:35,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-14 22:07:35,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:07:35,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-14 22:07:35,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-14 22:07:35,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:35,258 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:07:35,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 22:07:35,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:35,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:35,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-14 22:07:35,269 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:07:35,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:07:35,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1699101487, now seen corresponding path program 1 times [2022-11-14 22:07:35,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:07:35,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916487654] [2022-11-14 22:07:35,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:07:35,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:07:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:07:35,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 22:07:35,336 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:07:35,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916487654] [2022-11-14 22:07:35,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916487654] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:07:35,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:07:35,337 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-14 22:07:35,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105793451] [2022-11-14 22:07:35,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:07:35,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:07:35,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:07:35,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:07:35,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:07:35,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:35,339 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:07:35,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 22:07:35,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:35,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:35,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-14 22:07:35,350 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:07:35,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:07:35,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1699101486, now seen corresponding path program 1 times [2022-11-14 22:07:35,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:07:35,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342495076] [2022-11-14 22:07:35,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:07:35,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:07:35,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:07:35,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 22:07:35,397 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:07:35,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342495076] [2022-11-14 22:07:35,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342495076] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:07:35,398 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:07:35,398 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-14 22:07:35,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207261221] [2022-11-14 22:07:35,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:07:35,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:07:35,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:07:35,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:07:35,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:07:35,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:35,399 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:07:35,399 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 22:07:35,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:35,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:35,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:35,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:35,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:35,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:35,672 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-14 22:07:35,672 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-14 22:07:35,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-14 22:07:35,675 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-14 22:07:35,675 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork2 was SAFE,SAFE (3/4) [2022-11-14 22:07:35,679 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:07:35,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-14 22:07:35,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 22:07:35,682 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) [2022-11-14 22:07:35,686 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-14 22:07:35,686 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork1 ======== [2022-11-14 22:07:35,687 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;@4a3a52b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:07:35,687 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-14 22:07:35,702 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 [2022-11-14 22:07:35,741 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:07:35,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:07:35,742 INFO L85 PathProgramCache]: Analyzing trace with hash 295048118, now seen corresponding path program 1 times [2022-11-14 22:07:35,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:07:35,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173893601] [2022-11-14 22:07:35,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:07:35,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:07:35,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:07:35,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 22:07:35,783 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:07:35,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173893601] [2022-11-14 22:07:35,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173893601] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:07:35,784 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:07:35,784 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-14 22:07:35,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312329407] [2022-11-14 22:07:35,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:07:35,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-14 22:07:35,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:07:35,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-14 22:07:35,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-14 22:07:35,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:35,786 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:07:35,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 22:07:35,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:35,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:35,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-14 22:07:35,846 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:07:35,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:07:35,846 INFO L85 PathProgramCache]: Analyzing trace with hash 2102733254, now seen corresponding path program 1 times [2022-11-14 22:07:35,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:07:35,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097286947] [2022-11-14 22:07:35,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:07:35,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:07:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:07:35,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 22:07:35,958 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:07:35,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097286947] [2022-11-14 22:07:35,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097286947] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:07:35,959 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:07:35,959 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:07:35,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504929253] [2022-11-14 22:07:35,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:07:35,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-14 22:07:35,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:07:35,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-14 22:07:35,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-14 22:07:35,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:35,961 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:07:35,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.5) internal successors, (54), 5 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 22:07:35,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:35,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:36,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:36,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 22:07:36,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-14 22:07:36,088 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:07:36,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:07:36,088 INFO L85 PathProgramCache]: Analyzing trace with hash -853258909, now seen corresponding path program 1 times [2022-11-14 22:07:36,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:07:36,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869849685] [2022-11-14 22:07:36,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:07:36,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:07:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:07:36,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 22:07:36,154 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:07:36,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869849685] [2022-11-14 22:07:36,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869849685] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:07:36,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:07:36,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:07:36,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834785489] [2022-11-14 22:07:36,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:07:36,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:07:36,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:07:36,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:07:36,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:07:36,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:36,156 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:07:36,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 22:07:36,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:36,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 22:07:36,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:07:36,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:07:36,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 22:07:36,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:07:36,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-14 22:07:36,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-14 22:07:36,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-14 22:07:36,350 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-14 22:07:36,350 INFO L307 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork1 was SAFE,SAFE (4/4) [2022-11-14 22:07:36,351 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-14 22:07:36,351 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-14 22:07:36,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 10:07:36 BasicIcfg [2022-11-14 22:07:36,355 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-14 22:07:36,356 INFO L158 Benchmark]: Toolchain (without parser) took 4436.03ms. Allocated memory was 282.1MB in the beginning and 343.9MB in the end (delta: 61.9MB). Free memory was 252.2MB in the beginning and 192.1MB in the end (delta: 60.1MB). Peak memory consumption was 122.0MB. Max. memory is 8.0GB. [2022-11-14 22:07:36,356 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 202.4MB. Free memory is still 154.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-14 22:07:36,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.48ms. Allocated memory is still 282.1MB. Free memory was 252.2MB in the beginning and 239.7MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-11-14 22:07:36,356 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.29ms. Allocated memory is still 282.1MB. Free memory was 239.7MB in the beginning and 237.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-14 22:07:36,357 INFO L158 Benchmark]: Boogie Preprocessor took 31.27ms. Allocated memory is still 282.1MB. Free memory was 237.6MB in the beginning and 236.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-14 22:07:36,357 INFO L158 Benchmark]: RCFGBuilder took 437.51ms. Allocated memory is still 282.1MB. Free memory was 236.0MB in the beginning and 220.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-11-14 22:07:36,357 INFO L158 Benchmark]: TraceAbstraction took 3426.12ms. Allocated memory was 282.1MB in the beginning and 343.9MB in the end (delta: 61.9MB). Free memory was 219.8MB in the beginning and 192.1MB in the end (delta: 27.7MB). Peak memory consumption was 91.1MB. Max. memory is 8.0GB. [2022-11-14 22:07:36,359 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 202.4MB. Free memory is still 154.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 460.48ms. Allocated memory is still 282.1MB. Free memory was 252.2MB in the beginning and 239.7MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 64.29ms. Allocated memory is still 282.1MB. Free memory was 239.7MB in the beginning and 237.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.27ms. Allocated memory is still 282.1MB. Free memory was 237.6MB in the beginning and 236.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 437.51ms. Allocated memory is still 282.1MB. Free memory was 236.0MB in the beginning and 220.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 3426.12ms. Allocated memory was 282.1MB in the beginning and 343.9MB in the end (delta: 61.9MB). Free memory was 219.8MB in the beginning and 192.1MB in the end (delta: 27.7MB). Peak memory consumption was 91.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12394, independent: 11767, independent conditional: 9852, independent unconditional: 1915, dependent: 627, dependent conditional: 601, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11960, independent: 11767, independent conditional: 9852, independent unconditional: 1915, dependent: 193, dependent conditional: 167, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11960, independent: 11767, independent conditional: 9852, independent unconditional: 1915, dependent: 193, dependent conditional: 167, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12631, independent: 11767, independent conditional: 129, independent unconditional: 11638, dependent: 864, dependent conditional: 542, dependent unconditional: 322, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12631, independent: 11767, independent conditional: 129, independent unconditional: 11638, dependent: 864, dependent conditional: 18, dependent unconditional: 846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12631, independent: 11767, independent conditional: 129, independent unconditional: 11638, dependent: 864, dependent conditional: 18, dependent unconditional: 846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1963, independent: 1935, independent conditional: 12, independent unconditional: 1923, dependent: 28, dependent conditional: 2, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1963, independent: 1901, independent conditional: 0, independent unconditional: 1901, dependent: 62, dependent conditional: 0, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 62, independent: 34, independent conditional: 12, independent unconditional: 22, dependent: 28, dependent conditional: 2, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, independent: 34, independent conditional: 12, independent unconditional: 22, dependent: 28, dependent conditional: 2, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 248, independent: 152, independent conditional: 24, independent unconditional: 128, dependent: 96, dependent conditional: 7, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12631, independent: 9832, independent conditional: 117, independent unconditional: 9715, dependent: 836, dependent conditional: 16, dependent unconditional: 820, unknown: 1963, unknown conditional: 14, unknown unconditional: 1949] , Statistics on independence cache: Total cache size (in pairs): 1963, Positive cache size: 1935, Positive conditional cache size: 12, Positive unconditional cache size: 1923, Negative cache size: 28, Negative conditional cache size: 2, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 524, Maximal queried relation: 4, Independence queries for same thread: 434 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 1981, Number of trivial persistent sets: 1740, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1941, independent: 1915, independent conditional: 0, independent unconditional: 1915, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12394, independent: 11767, independent conditional: 9852, independent unconditional: 1915, dependent: 627, dependent conditional: 601, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11960, independent: 11767, independent conditional: 9852, independent unconditional: 1915, dependent: 193, dependent conditional: 167, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11960, independent: 11767, independent conditional: 9852, independent unconditional: 1915, dependent: 193, dependent conditional: 167, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12631, independent: 11767, independent conditional: 129, independent unconditional: 11638, dependent: 864, dependent conditional: 542, dependent unconditional: 322, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12631, independent: 11767, independent conditional: 129, independent unconditional: 11638, dependent: 864, dependent conditional: 18, dependent unconditional: 846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12631, independent: 11767, independent conditional: 129, independent unconditional: 11638, dependent: 864, dependent conditional: 18, dependent unconditional: 846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1963, independent: 1935, independent conditional: 12, independent unconditional: 1923, dependent: 28, dependent conditional: 2, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1963, independent: 1901, independent conditional: 0, independent unconditional: 1901, dependent: 62, dependent conditional: 0, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 62, independent: 34, independent conditional: 12, independent unconditional: 22, dependent: 28, dependent conditional: 2, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 62, independent: 34, independent conditional: 12, independent unconditional: 22, dependent: 28, dependent conditional: 2, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 248, independent: 152, independent conditional: 24, independent unconditional: 128, dependent: 96, dependent conditional: 7, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12631, independent: 9832, independent conditional: 117, independent unconditional: 9715, dependent: 836, dependent conditional: 16, dependent unconditional: 820, unknown: 1963, unknown conditional: 14, unknown unconditional: 1949] , Statistics on independence cache: Total cache size (in pairs): 1963, Positive cache size: 1935, Positive conditional cache size: 12, Positive unconditional cache size: 1923, Negative cache size: 28, Negative conditional cache size: 2, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 524, Maximal queried relation: 4, Independence queries for same thread: 434 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 612, independent: 610, independent conditional: 27, independent unconditional: 583, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 612, independent: 610, independent conditional: 27, independent unconditional: 583, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 612, independent: 610, independent conditional: 27, independent unconditional: 583, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 612, independent: 610, independent conditional: 0, independent unconditional: 610, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 612, independent: 610, independent conditional: 0, independent unconditional: 610, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 612, independent: 610, independent conditional: 0, independent unconditional: 610, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 585, independent: 583, independent conditional: 0, independent unconditional: 583, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 585, independent: 581, independent conditional: 0, independent unconditional: 581, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 30, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 612, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 585, unknown conditional: 0, unknown unconditional: 585] , Statistics on independence cache: Total cache size (in pairs): 585, Positive cache size: 583, Positive conditional cache size: 0, Positive unconditional cache size: 583, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 40, Number of trivial persistent sets: 26, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 585, independent: 583, independent conditional: 0, independent unconditional: 583, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 612, independent: 610, independent conditional: 27, independent unconditional: 583, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 612, independent: 610, independent conditional: 27, independent unconditional: 583, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 612, independent: 610, independent conditional: 27, independent unconditional: 583, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 612, independent: 610, independent conditional: 0, independent unconditional: 610, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 612, independent: 610, independent conditional: 0, independent unconditional: 610, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 612, independent: 610, independent conditional: 0, independent unconditional: 610, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 585, independent: 583, independent conditional: 0, independent unconditional: 583, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 585, independent: 581, independent conditional: 0, independent unconditional: 581, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 30, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 612, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 585, unknown conditional: 0, unknown unconditional: 585] , Statistics on independence cache: Total cache size (in pairs): 585, Positive cache size: 583, Positive conditional cache size: 0, Positive unconditional cache size: 583, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7587, independent: 7151, independent conditional: 5270, independent unconditional: 1881, dependent: 436, dependent conditional: 410, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7263, independent: 7151, independent conditional: 5270, independent unconditional: 1881, dependent: 112, dependent conditional: 86, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7263, independent: 7151, independent conditional: 5270, independent unconditional: 1881, dependent: 112, dependent conditional: 86, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7652, independent: 7151, independent conditional: 123, independent unconditional: 7028, dependent: 501, dependent conditional: 266, dependent unconditional: 235, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7652, independent: 7151, independent conditional: 123, independent unconditional: 7028, dependent: 501, dependent conditional: 61, dependent unconditional: 440, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7652, independent: 7151, independent conditional: 123, independent unconditional: 7028, dependent: 501, dependent conditional: 61, dependent unconditional: 440, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1932, independent: 1901, independent conditional: 12, independent unconditional: 1889, dependent: 31, dependent conditional: 5, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1932, independent: 1867, independent conditional: 0, independent unconditional: 1867, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 65, independent: 34, independent conditional: 12, independent unconditional: 22, dependent: 31, dependent conditional: 5, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, independent: 34, independent conditional: 12, independent unconditional: 22, dependent: 31, dependent conditional: 5, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 133, independent: 89, independent conditional: 17, independent unconditional: 72, dependent: 44, dependent conditional: 10, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7652, independent: 5250, independent conditional: 111, independent unconditional: 5139, dependent: 470, dependent conditional: 56, dependent unconditional: 414, unknown: 1932, unknown conditional: 17, unknown unconditional: 1915] , Statistics on independence cache: Total cache size (in pairs): 1932, Positive cache size: 1901, Positive conditional cache size: 12, Positive unconditional cache size: 1889, Negative cache size: 31, Negative conditional cache size: 5, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 205, Maximal queried relation: 3, Independence queries for same thread: 324 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 825, Number of trivial persistent sets: 685, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1907, independent: 1881, independent conditional: 0, independent unconditional: 1881, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7587, independent: 7151, independent conditional: 5270, independent unconditional: 1881, dependent: 436, dependent conditional: 410, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7263, independent: 7151, independent conditional: 5270, independent unconditional: 1881, dependent: 112, dependent conditional: 86, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7263, independent: 7151, independent conditional: 5270, independent unconditional: 1881, dependent: 112, dependent conditional: 86, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7652, independent: 7151, independent conditional: 123, independent unconditional: 7028, dependent: 501, dependent conditional: 266, dependent unconditional: 235, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7652, independent: 7151, independent conditional: 123, independent unconditional: 7028, dependent: 501, dependent conditional: 61, dependent unconditional: 440, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7652, independent: 7151, independent conditional: 123, independent unconditional: 7028, dependent: 501, dependent conditional: 61, dependent unconditional: 440, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1932, independent: 1901, independent conditional: 12, independent unconditional: 1889, dependent: 31, dependent conditional: 5, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1932, independent: 1867, independent conditional: 0, independent unconditional: 1867, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 65, independent: 34, independent conditional: 12, independent unconditional: 22, dependent: 31, dependent conditional: 5, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, independent: 34, independent conditional: 12, independent unconditional: 22, dependent: 31, dependent conditional: 5, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 133, independent: 89, independent conditional: 17, independent unconditional: 72, dependent: 44, dependent conditional: 10, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7652, independent: 5250, independent conditional: 111, independent unconditional: 5139, dependent: 470, dependent conditional: 56, dependent unconditional: 414, unknown: 1932, unknown conditional: 17, unknown unconditional: 1915] , Statistics on independence cache: Total cache size (in pairs): 1932, Positive cache size: 1901, Positive conditional cache size: 12, Positive unconditional cache size: 1889, Negative cache size: 31, Negative conditional cache size: 5, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 205, Maximal queried relation: 3, Independence queries for same thread: 324 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12780, independent: 12091, independent conditional: 10246, independent unconditional: 1845, dependent: 689, dependent conditional: 663, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12286, independent: 12091, independent conditional: 10246, independent unconditional: 1845, dependent: 195, dependent conditional: 169, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 12286, independent: 12091, independent conditional: 10246, independent unconditional: 1845, dependent: 195, dependent conditional: 169, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12936, independent: 12091, independent conditional: 209, independent unconditional: 11882, dependent: 845, dependent conditional: 441, dependent unconditional: 404, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12936, independent: 12091, independent conditional: 209, independent unconditional: 11882, dependent: 845, dependent conditional: 83, dependent unconditional: 762, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12936, independent: 12091, independent conditional: 209, independent unconditional: 11882, dependent: 845, dependent conditional: 83, dependent unconditional: 762, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1904, independent: 1872, independent conditional: 19, independent unconditional: 1853, dependent: 32, dependent conditional: 6, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1904, independent: 1831, independent conditional: 0, independent unconditional: 1831, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 41, independent conditional: 19, independent unconditional: 22, dependent: 32, dependent conditional: 6, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 41, independent conditional: 19, independent unconditional: 22, dependent: 32, dependent conditional: 6, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135, independent: 89, independent conditional: 25, independent unconditional: 65, dependent: 46, dependent conditional: 9, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12936, independent: 10219, independent conditional: 190, independent unconditional: 10029, dependent: 813, dependent conditional: 77, dependent unconditional: 736, unknown: 1904, unknown conditional: 25, unknown unconditional: 1879] , Statistics on independence cache: Total cache size (in pairs): 1904, Positive cache size: 1872, Positive conditional cache size: 19, Positive unconditional cache size: 1853, Negative cache size: 32, Negative conditional cache size: 6, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 358, Maximal queried relation: 3, Independence queries for same thread: 494 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 1349, Number of trivial persistent sets: 1172, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1871, independent: 1845, independent conditional: 0, independent unconditional: 1845, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12780, independent: 12091, independent conditional: 10246, independent unconditional: 1845, dependent: 689, dependent conditional: 663, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12286, independent: 12091, independent conditional: 10246, independent unconditional: 1845, dependent: 195, dependent conditional: 169, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 12286, independent: 12091, independent conditional: 10246, independent unconditional: 1845, dependent: 195, dependent conditional: 169, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12936, independent: 12091, independent conditional: 209, independent unconditional: 11882, dependent: 845, dependent conditional: 441, dependent unconditional: 404, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12936, independent: 12091, independent conditional: 209, independent unconditional: 11882, dependent: 845, dependent conditional: 83, dependent unconditional: 762, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12936, independent: 12091, independent conditional: 209, independent unconditional: 11882, dependent: 845, dependent conditional: 83, dependent unconditional: 762, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1904, independent: 1872, independent conditional: 19, independent unconditional: 1853, dependent: 32, dependent conditional: 6, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1904, independent: 1831, independent conditional: 0, independent unconditional: 1831, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 41, independent conditional: 19, independent unconditional: 22, dependent: 32, dependent conditional: 6, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 41, independent conditional: 19, independent unconditional: 22, dependent: 32, dependent conditional: 6, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135, independent: 89, independent conditional: 25, independent unconditional: 65, dependent: 46, dependent conditional: 9, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12936, independent: 10219, independent conditional: 190, independent unconditional: 10029, dependent: 813, dependent conditional: 77, dependent unconditional: 736, unknown: 1904, unknown conditional: 25, unknown unconditional: 1879] , Statistics on independence cache: Total cache size (in pairs): 1904, Positive cache size: 1872, Positive conditional cache size: 19, Positive unconditional cache size: 1853, Negative cache size: 32, Negative conditional cache size: 6, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 358, Maximal queried relation: 3, Independence queries for same thread: 494 - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 752]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 752]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 737]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 737]: 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 7 procedures, 127 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.0s, 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: 16, 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, 0.6s InterpolantComputationTime, 216 NumberOfCodeBlocks, 216 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 212 ConstructedInterpolants, 0 QuantifiedInterpolants, 468 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: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 127 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 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: P1Thread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 127 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, 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: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 290 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 7 procedures, 127 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 351 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-14 22:07:36,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2022-11-14 22:07:36,597 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2022-11-14 22:07:36,795 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 [2022-11-14 22:07:36,996 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 [2022-11-14 22:07:37,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...