/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/mix030_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-9868fc6-m [2022-11-14 22:02:32,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-14 22:02:32,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-14 22:02:32,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-11-14 22:02:32,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-14 22:02:32,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-14 22:02:32,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-14 22:02:32,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-14 22:02:32,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-14 22:02:32,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-14 22:02:32,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-14 22:02:32,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-14 22:02:32,704 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-14 22:02:32,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-14 22:02:32,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-14 22:02:32,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-14 22:02:32,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-11-14 22:02:32,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-14 22:02:32,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-14 22:02:32,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-14 22:02:32,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-14 22:02:32,740 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-14 22:02:32,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-14 22:02:32,740 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-14 22:02:32,740 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-14 22:02:32,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-14 22:02:32,741 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-14 22:02:32,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-14 22:02:32,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-14 22:02:32,741 INFO L138 SettingsManager]: * Use SBE=true [2022-11-14 22:02:32,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-14 22:02:32,741 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-14 22:02:32,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-14 22:02:32,742 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-14 22:02:32,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-14 22:02:32,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-14 22:02:32,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-14 22:02:32,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-14 22:02:32,742 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-14 22:02:32,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-14 22:02:32,742 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-14 22:02:32,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-14 22:02:32,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-14 22:02:32,742 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-14 22:02:32,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-14 22:02:32,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-14 22:02:32,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-14 22:02:32,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-14 22:02:32,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-14 22:02:32,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-14 22:02:32,743 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-14 22:02:32,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-14 22:02:32,743 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-14 22:02:32,743 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-14 22:02:32,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-14 22:02:32,744 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-14 22:02:32,744 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-14 22:02:32,744 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-11-14 22:02:32,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-14 22:02:32,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-14 22:02:32,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-14 22:02:32,937 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-14 22:02:32,937 INFO L275 PluginConnector]: CDTParser initialized [2022-11-14 22:02:32,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix030_tso.i [2022-11-14 22:02:32,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1e89897f/27d21e6e2a8e4b368764893be9122089/FLAG5a5c27a34 [2022-11-14 22:02:33,436 INFO L306 CDTParser]: Found 1 translation units. [2022-11-14 22:02:33,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix030_tso.i [2022-11-14 22:02:33,458 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1e89897f/27d21e6e2a8e4b368764893be9122089/FLAG5a5c27a34 [2022-11-14 22:02:33,470 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1e89897f/27d21e6e2a8e4b368764893be9122089 [2022-11-14 22:02:33,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-14 22:02:33,473 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-14 22:02:33,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-14 22:02:33,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-14 22:02:33,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-14 22:02:33,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:33,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24adc970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33, skipping insertion in model container [2022-11-14 22:02:33,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:33,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-14 22:02:33,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-14 22:02:33,700 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/mix030_tso.i[944,957] [2022-11-14 22:02:33,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-14 22:02:33,867 INFO L203 MainTranslator]: Completed pre-run [2022-11-14 22:02:33,876 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/mix030_tso.i[944,957] [2022-11-14 22:02:33,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-14 22:02:33,943 INFO L208 MainTranslator]: Completed translation [2022-11-14 22:02:33,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33 WrapperNode [2022-11-14 22:02:33,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-14 22:02:33,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-14 22:02:33,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-14 22:02:33,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-14 22:02:33,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:33,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:33,997 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 178 [2022-11-14 22:02:33,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-14 22:02:33,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-14 22:02:33,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-14 22:02:33,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-14 22:02:34,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:34,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:34,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:34,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:34,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:34,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:34,029 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:34,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:34,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-14 22:02:34,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-14 22:02:34,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-14 22:02:34,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-14 22:02:34,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (1/1) ... [2022-11-14 22:02:34,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-14 22:02:34,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 22:02:34,074 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 22:02:34,093 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 22:02:34,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-14 22:02:34,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-14 22:02:34,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-14 22:02:34,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-14 22:02:34,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-14 22:02:34,103 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-14 22:02:34,103 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-14 22:02:34,103 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-14 22:02:34,103 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-14 22:02:34,103 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-14 22:02:34,103 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-14 22:02:34,103 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-14 22:02:34,103 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-14 22:02:34,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-14 22:02:34,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-14 22:02:34,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-14 22:02:34,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-14 22:02:34,104 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 22:02:34,270 INFO L235 CfgBuilder]: Building ICFG [2022-11-14 22:02:34,272 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-14 22:02:34,599 INFO L276 CfgBuilder]: Performing block encoding [2022-11-14 22:02:34,704 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-14 22:02:34,704 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-14 22:02:34,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:02:34 BoogieIcfgContainer [2022-11-14 22:02:34,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-14 22:02:34,707 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-14 22:02:34,707 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-14 22:02:34,712 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-14 22:02:34,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 10:02:33" (1/3) ... [2022-11-14 22:02:34,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bfe1c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:02:34, skipping insertion in model container [2022-11-14 22:02:34,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:02:33" (2/3) ... [2022-11-14 22:02:34,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bfe1c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:02:34, skipping insertion in model container [2022-11-14 22:02:34,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:02:34" (3/3) ... [2022-11-14 22:02:34,714 INFO L112 eAbstractionObserver]: Analyzing ICFG mix030_tso.i [2022-11-14 22:02:34,719 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-14 22:02:34,724 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-14 22:02:34,724 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-14 22:02:34,724 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-14 22:02:34,789 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-14 22:02:34,821 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:02:34,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-14 22:02:34,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 22:02:34,824 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 22:02:34,825 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 22:02:34,860 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-14 22:02:34,868 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2022-11-14 22:02:34,872 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;@58333649, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:02:34,873 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-14 22:02:35,121 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:35,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:35,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1062346280, now seen corresponding path program 1 times [2022-11-14 22:02:35,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:35,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759999192] [2022-11-14 22:02:35,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:35,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:35,450 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 22:02:35,451 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:35,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759999192] [2022-11-14 22:02:35,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759999192] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:35,452 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:35,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-14 22:02:35,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393358793] [2022-11-14 22:02:35,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:35,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-14 22:02:35,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:35,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-14 22:02:35,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-14 22:02:35,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:35,483 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:35,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 22:02:35,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:35,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:35,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-14 22:02:35,536 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:35,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:35,536 INFO L85 PathProgramCache]: Analyzing trace with hash 58107509, now seen corresponding path program 1 times [2022-11-14 22:02:35,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:35,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71168642] [2022-11-14 22:02:35,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:35,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:35,639 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 22:02:35,639 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:35,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71168642] [2022-11-14 22:02:35,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71168642] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:35,640 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:35,640 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:02:35,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085832308] [2022-11-14 22:02:35,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:35,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:02:35,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:35,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:02:35,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:02:35,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:35,642 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:35,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 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 22:02:35,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:35,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:35,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:35,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:35,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-14 22:02:35,686 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:35,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:35,686 INFO L85 PathProgramCache]: Analyzing trace with hash -235295497, now seen corresponding path program 1 times [2022-11-14 22:02:35,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:35,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543877112] [2022-11-14 22:02:35,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:35,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:35,797 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 22:02:35,797 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:35,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543877112] [2022-11-14 22:02:35,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543877112] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:35,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:35,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:02:35,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598425260] [2022-11-14 22:02:35,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:35,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:02:35,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:35,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:02:35,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:02:35,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:35,805 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:35,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 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 22:02:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:35,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:35,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:35,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:35,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-14 22:02:35,856 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:35,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:35,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1975475272, now seen corresponding path program 1 times [2022-11-14 22:02:35,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:35,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521653209] [2022-11-14 22:02:35,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:35,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:35,975 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 22:02:35,975 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:35,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521653209] [2022-11-14 22:02:35,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521653209] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:35,976 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:35,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:02:35,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361234489] [2022-11-14 22:02:35,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:35,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-14 22:02:35,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:35,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-14 22:02:35,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-14 22:02:35,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:35,977 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:35,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.25) internal successors, (77), 5 states have internal predecessors, (77), 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 22:02:35,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:35,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:35,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:35,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:36,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:36,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:36,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:36,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 22:02:36,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-14 22:02:36,419 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:36,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:36,419 INFO L85 PathProgramCache]: Analyzing trace with hash 172699941, now seen corresponding path program 1 times [2022-11-14 22:02:36,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:36,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436076780] [2022-11-14 22:02:36,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:36,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:36,528 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 22:02:36,528 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:36,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436076780] [2022-11-14 22:02:36,528 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436076780] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:36,528 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:36,528 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-14 22:02:36,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096198376] [2022-11-14 22:02:36,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:36,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-14 22:02:36,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:36,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-14 22:02:36,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-14 22:02:36,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:36,530 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:36,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 6 states have internal predecessors, (102), 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 22:02:36,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:36,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:36,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:36,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 22:02:36,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:39,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:39,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:39,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:39,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 22:02:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 22:02:39,492 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-14 22:02:39,492 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-14 22:02:39,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-14 22:02:39,496 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-14 22:02:39,497 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE,SAFE (1/5) [2022-11-14 22:02:39,500 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:02:39,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-14 22:02:39,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 22:02:39,503 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 22:02:39,504 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 22:02:39,506 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-14 22:02:39,506 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-14 22:02:39,507 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;@58333649, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:02:39,507 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-14 22:02:39,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2022-11-14 22:02:39,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2022-11-14 22:02:39,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2022-11-14 22:02:39,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2022-11-14 22:02:39,545 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-11-14 22:02:39,546 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (2/5) [2022-11-14 22:02:39,547 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:02:39,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-14 22:02:39,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 22:02:39,581 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 22:02:39,582 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 22:02:39,584 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-14 22:02:39,585 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork2 ======== [2022-11-14 22:02:39,585 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;@58333649, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:02:39,585 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-14 22:02:39,709 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:39,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:39,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1397746811, now seen corresponding path program 1 times [2022-11-14 22:02:39,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:39,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964850834] [2022-11-14 22:02:39,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:39,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:39,767 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 22:02:39,767 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:39,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964850834] [2022-11-14 22:02:39,768 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964850834] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:39,768 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:39,768 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-14 22:02:39,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956442477] [2022-11-14 22:02:39,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:39,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-14 22:02:39,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:39,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-14 22:02:39,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-14 22:02:39,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:39,769 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:39,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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 22:02:39,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:39,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:39,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-14 22:02:39,805 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:39,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:39,806 INFO L85 PathProgramCache]: Analyzing trace with hash -2109049336, now seen corresponding path program 1 times [2022-11-14 22:02:39,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:39,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255292470] [2022-11-14 22:02:39,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:39,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:39,869 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 22:02:39,869 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:39,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255292470] [2022-11-14 22:02:39,869 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255292470] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:39,869 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:39,869 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:02:39,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45839231] [2022-11-14 22:02:39,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:39,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:02:39,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:39,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:02:39,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:02:39,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:39,870 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:39,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 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 22:02:39,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:39,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:39,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:39,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:39,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-14 22:02:39,894 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:39,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:39,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1711379143, now seen corresponding path program 1 times [2022-11-14 22:02:39,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:39,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291043028] [2022-11-14 22:02:39,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:39,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:39,951 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 22:02:39,951 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:39,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291043028] [2022-11-14 22:02:39,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291043028] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:39,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:39,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:02:39,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095712506] [2022-11-14 22:02:39,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:39,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:02:39,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:39,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:02:39,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:02:39,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:39,953 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:39,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 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 22:02:39,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:39,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:39,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:39,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-14 22:02:39,992 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:39,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:39,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1466916261, now seen corresponding path program 1 times [2022-11-14 22:02:39,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:39,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898538944] [2022-11-14 22:02:39,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:39,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:40,133 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 22:02:40,134 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:40,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898538944] [2022-11-14 22:02:40,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898538944] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:40,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:40,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-14 22:02:40,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642584345] [2022-11-14 22:02:40,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:40,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-14 22:02:40,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:40,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-14 22:02:40,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-14 22:02:40,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:40,135 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:40,135 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 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 22:02:40,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:40,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:40,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:40,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:40,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:40,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:40,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:40,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 22:02:40,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-14 22:02:40,162 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:40,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:40,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1384317854, now seen corresponding path program 1 times [2022-11-14 22:02:40,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:40,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584556548] [2022-11-14 22:02:40,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:40,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:40,248 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 22:02:40,248 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:40,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584556548] [2022-11-14 22:02:40,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584556548] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:40,248 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:40,248 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-14 22:02:40,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466632601] [2022-11-14 22:02:40,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:40,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-14 22:02:40,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:40,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-14 22:02:40,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-14 22:02:40,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:40,249 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:40,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.4) internal successors, (92), 6 states have internal predecessors, (92), 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 22:02:40,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:40,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:40,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:40,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 22:02:40,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:43,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:43,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:43,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 22:02:43,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 22:02:43,016 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-14 22:02:43,016 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-14 22:02:43,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-14 22:02:43,017 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-14 22:02:43,017 INFO L307 ceAbstractionStarter]: Result for error location P3Thread1of1ForFork2 was SAFE,SAFE (3/5) [2022-11-14 22:02:43,019 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:02:43,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-14 22:02:43,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 22:02:43,021 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 22:02:43,022 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 22:02:43,024 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-14 22:02:43,024 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork3 ======== [2022-11-14 22:02:43,024 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;@58333649, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:02:43,024 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-14 22:02:43,073 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:43,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:43,074 INFO L85 PathProgramCache]: Analyzing trace with hash 264226056, now seen corresponding path program 1 times [2022-11-14 22:02:43,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:43,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175679823] [2022-11-14 22:02:43,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:43,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:43,099 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 22:02:43,100 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:43,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175679823] [2022-11-14 22:02:43,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175679823] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:43,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:43,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-14 22:02:43,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211154590] [2022-11-14 22:02:43,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:43,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-14 22:02:43,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:43,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-14 22:02:43,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-14 22:02:43,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:43,101 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:43,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 22:02:43,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:43,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:43,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-14 22:02:43,116 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:43,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:43,116 INFO L85 PathProgramCache]: Analyzing trace with hash 687656229, now seen corresponding path program 1 times [2022-11-14 22:02:43,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:43,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049326272] [2022-11-14 22:02:43,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:43,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:43,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:43,146 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 22:02:43,146 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:43,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049326272] [2022-11-14 22:02:43,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049326272] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:43,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:43,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-14 22:02:43,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958300058] [2022-11-14 22:02:43,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:43,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:02:43,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:43,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:02:43,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:02:43,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:43,147 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:43,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 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 22:02:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:43,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:43,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:43,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-14 22:02:43,154 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:43,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:43,154 INFO L85 PathProgramCache]: Analyzing trace with hash 687656230, now seen corresponding path program 1 times [2022-11-14 22:02:43,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:43,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741105534] [2022-11-14 22:02:43,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:43,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:43,184 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 22:02:43,185 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:43,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741105534] [2022-11-14 22:02:43,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741105534] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:43,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:43,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-14 22:02:43,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520973332] [2022-11-14 22:02:43,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:43,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:02:43,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:43,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:02:43,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:02:43,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:43,186 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:43,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 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 22:02:43,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:43,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:43,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:43,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:43,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:43,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:43,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-14 22:02:43,314 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:43,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:43,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1719298047, now seen corresponding path program 1 times [2022-11-14 22:02:43,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:43,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011930638] [2022-11-14 22:02:43,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:43,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:43,393 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 22:02:43,394 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:43,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011930638] [2022-11-14 22:02:43,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011930638] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:43,394 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:43,394 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-14 22:02:43,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391098144] [2022-11-14 22:02:43,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:43,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-14 22:02:43,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:43,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-14 22:02:43,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-14 22:02:43,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:43,395 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:43,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 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 22:02:43,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:43,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:43,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:43,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:45,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:45,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:45,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:45,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 22:02:45,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-14 22:02:45,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-14 22:02:45,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-14 22:02:45,349 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-14 22:02:45,349 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork3 was SAFE,SAFE (4/5) [2022-11-14 22:02:45,350 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:02:45,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-14 22:02:45,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 22:02:45,353 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-14 22:02:45,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-11-14 22:02:45,356 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-14 22:02:45,356 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork1 ======== [2022-11-14 22:02:45,356 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;@58333649, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 22:02:45,356 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-14 22:02:45,398 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:45,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:45,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1933749544, now seen corresponding path program 1 times [2022-11-14 22:02:45,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:45,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640404762] [2022-11-14 22:02:45,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:45,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:45,418 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 22:02:45,418 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:45,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640404762] [2022-11-14 22:02:45,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640404762] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:45,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:45,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-14 22:02:45,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525981916] [2022-11-14 22:02:45,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:45,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-14 22:02:45,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:45,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-14 22:02:45,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-14 22:02:45,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:45,419 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:45,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 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 22:02:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:45,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-14 22:02:45,545 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:45,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:45,546 INFO L85 PathProgramCache]: Analyzing trace with hash -2132869108, now seen corresponding path program 1 times [2022-11-14 22:02:45,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:45,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845548649] [2022-11-14 22:02:45,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:45,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:45,601 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 22:02:45,601 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:45,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845548649] [2022-11-14 22:02:45,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845548649] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:45,602 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:45,602 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:02:45,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947547499] [2022-11-14 22:02:45,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:45,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:02:45,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:45,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:02:45,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:02:45,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:45,603 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:45,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 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 22:02:45,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:45,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:45,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:45,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:45,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-14 22:02:45,745 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:45,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:45,746 INFO L85 PathProgramCache]: Analyzing trace with hash -562562961, now seen corresponding path program 1 times [2022-11-14 22:02:45,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:45,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302778031] [2022-11-14 22:02:45,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:45,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:45,877 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 22:02:45,878 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:45,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302778031] [2022-11-14 22:02:45,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302778031] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:45,878 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:45,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-14 22:02:45,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627139228] [2022-11-14 22:02:45,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:45,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-14 22:02:45,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:45,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-14 22:02:45,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-14 22:02:45,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:45,879 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:45,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 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 22:02:45,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:45,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:45,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:46,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:46,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:46,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 22:02:46,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-14 22:02:46,515 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-14 22:02:46,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 22:02:46,515 INFO L85 PathProgramCache]: Analyzing trace with hash 381039804, now seen corresponding path program 1 times [2022-11-14 22:02:46,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-14 22:02:46,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403948275] [2022-11-14 22:02:46,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 22:02:46,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 22:02:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 22:02:46,587 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 22:02:46,587 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-14 22:02:46,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403948275] [2022-11-14 22:02:46,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403948275] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 22:02:46,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 22:02:46,588 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-14 22:02:46,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322999417] [2022-11-14 22:02:46,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 22:02:46,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-14 22:02:46,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-14 22:02:46,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-14 22:02:46,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-14 22:02:46,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:46,588 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 22:02:46,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-14 22:02:46,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:46,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:46,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-14 22:02:46,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 22:02:47,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 22:02:47,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:47,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 22:02:47,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-14 22:02:47,499 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-14 22:02:47,499 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-14 22:02:47,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-14 22:02:47,500 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-14 22:02:47,500 INFO L307 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork1 was SAFE,SAFE (5/5) [2022-11-14 22:02:47,500 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-14 22:02:47,500 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-14 22:02:47,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 10:02:47 BasicIcfg [2022-11-14 22:02:47,503 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-14 22:02:47,504 INFO L158 Benchmark]: Toolchain (without parser) took 14030.54ms. Allocated memory was 189.8MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 158.3MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 989.3MB. Max. memory is 8.0GB. [2022-11-14 22:02:47,504 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 189.8MB. Free memory was 146.5MB in the beginning and 146.4MB in the end (delta: 67.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-11-14 22:02:47,504 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.69ms. Allocated memory is still 189.8MB. Free memory was 158.2MB in the beginning and 147.2MB in the end (delta: 11.0MB). Peak memory consumption was 15.6MB. Max. memory is 8.0GB. [2022-11-14 22:02:47,504 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.80ms. Allocated memory is still 189.8MB. Free memory was 147.2MB in the beginning and 143.9MB in the end (delta: 3.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-11-14 22:02:47,504 INFO L158 Benchmark]: Boogie Preprocessor took 34.09ms. Allocated memory is still 189.8MB. Free memory was 143.9MB in the beginning and 142.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-14 22:02:47,505 INFO L158 Benchmark]: RCFGBuilder took 672.81ms. Allocated memory is still 189.8MB. Free memory was 142.0MB in the beginning and 100.3MB in the end (delta: 41.7MB). Peak memory consumption was 41.9MB. Max. memory is 8.0GB. [2022-11-14 22:02:47,505 INFO L158 Benchmark]: TraceAbstraction took 12796.26ms. Allocated memory was 189.8MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 99.5MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 930.7MB. Max. memory is 8.0GB. [2022-11-14 22:02:47,506 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 189.8MB. Free memory was 146.5MB in the beginning and 146.4MB in the end (delta: 67.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 469.69ms. Allocated memory is still 189.8MB. Free memory was 158.2MB in the beginning and 147.2MB in the end (delta: 11.0MB). Peak memory consumption was 15.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.80ms. Allocated memory is still 189.8MB. Free memory was 147.2MB in the beginning and 143.9MB in the end (delta: 3.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.09ms. Allocated memory is still 189.8MB. Free memory was 143.9MB in the beginning and 142.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 672.81ms. Allocated memory is still 189.8MB. Free memory was 142.0MB in the beginning and 100.3MB in the end (delta: 41.7MB). Peak memory consumption was 41.9MB. Max. memory is 8.0GB. * TraceAbstraction took 12796.26ms. Allocated memory was 189.8MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 99.5MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 930.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 219243, independent: 202880, independent conditional: 199198, independent unconditional: 3682, dependent: 16363, dependent conditional: 16294, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 211805, independent: 202880, independent conditional: 199198, independent unconditional: 3682, dependent: 8925, dependent conditional: 8856, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 211805, independent: 202880, independent conditional: 199198, independent unconditional: 3682, dependent: 8925, dependent conditional: 8856, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 249505, independent: 202880, independent conditional: 2124, independent unconditional: 200756, dependent: 46625, dependent conditional: 35576, dependent unconditional: 11049, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 249505, independent: 202880, independent conditional: 2124, independent unconditional: 200756, dependent: 46625, dependent conditional: 57, dependent unconditional: 46568, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 249505, independent: 202880, independent conditional: 2124, independent unconditional: 200756, dependent: 46625, dependent conditional: 57, dependent unconditional: 46568, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3807, independent: 3736, independent conditional: 36, independent unconditional: 3700, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3807, independent: 3655, independent conditional: 0, independent unconditional: 3655, dependent: 152, dependent conditional: 0, dependent unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 152, independent: 81, independent conditional: 36, independent unconditional: 45, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, independent: 81, independent conditional: 36, independent unconditional: 45, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 521, independent: 126, independent conditional: 37, independent unconditional: 89, dependent: 395, dependent conditional: 2, dependent unconditional: 393, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 249505, independent: 199144, independent conditional: 2088, independent unconditional: 197056, dependent: 46554, dependent conditional: 55, dependent unconditional: 46499, unknown: 3807, unknown conditional: 38, unknown unconditional: 3769] , Statistics on independence cache: Total cache size (in pairs): 3807, Positive cache size: 3736, Positive conditional cache size: 36, Positive unconditional cache size: 3700, Negative cache size: 71, Negative conditional cache size: 2, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 35519, Maximal queried relation: 5, Independence queries for same thread: 7438 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.4s, Number of persistent set computation: 23788, Number of trivial persistent sets: 21672, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3751, independent: 3682, independent conditional: 0, independent unconditional: 3682, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 219243, independent: 202880, independent conditional: 199198, independent unconditional: 3682, dependent: 16363, dependent conditional: 16294, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 211805, independent: 202880, independent conditional: 199198, independent unconditional: 3682, dependent: 8925, dependent conditional: 8856, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 211805, independent: 202880, independent conditional: 199198, independent unconditional: 3682, dependent: 8925, dependent conditional: 8856, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 249505, independent: 202880, independent conditional: 2124, independent unconditional: 200756, dependent: 46625, dependent conditional: 35576, dependent unconditional: 11049, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 249505, independent: 202880, independent conditional: 2124, independent unconditional: 200756, dependent: 46625, dependent conditional: 57, dependent unconditional: 46568, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 249505, independent: 202880, independent conditional: 2124, independent unconditional: 200756, dependent: 46625, dependent conditional: 57, dependent unconditional: 46568, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3807, independent: 3736, independent conditional: 36, independent unconditional: 3700, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3807, independent: 3655, independent conditional: 0, independent unconditional: 3655, dependent: 152, dependent conditional: 0, dependent unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 152, independent: 81, independent conditional: 36, independent unconditional: 45, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, independent: 81, independent conditional: 36, independent unconditional: 45, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 521, independent: 126, independent conditional: 37, independent unconditional: 89, dependent: 395, dependent conditional: 2, dependent unconditional: 393, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 249505, independent: 199144, independent conditional: 2088, independent unconditional: 197056, dependent: 46554, dependent conditional: 55, dependent unconditional: 46499, unknown: 3807, unknown conditional: 38, unknown unconditional: 3769] , Statistics on independence cache: Total cache size (in pairs): 3807, Positive cache size: 3736, Positive conditional cache size: 36, Positive unconditional cache size: 3700, Negative cache size: 71, Negative conditional cache size: 2, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 35519, Maximal queried relation: 5, Independence queries for same thread: 7438 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 69, independent unconditional: 1219, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 69, independent unconditional: 1219, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 69, independent unconditional: 1219, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 0, independent unconditional: 1288, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 0, independent unconditional: 1288, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 0, independent unconditional: 1288, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1222, independent: 1219, independent conditional: 0, independent unconditional: 1219, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1222, independent: 1216, independent conditional: 0, independent unconditional: 1216, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1291, independent: 69, independent conditional: 0, independent unconditional: 69, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1222, unknown conditional: 0, unknown unconditional: 1222] , Statistics on independence cache: Total cache size (in pairs): 1222, Positive cache size: 1219, Positive conditional cache size: 0, Positive unconditional cache size: 1219, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, 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: 67, Number of trivial persistent sets: 46, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1222, independent: 1219, independent conditional: 0, independent unconditional: 1219, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 69, independent unconditional: 1219, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 69, independent unconditional: 1219, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 69, independent unconditional: 1219, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 0, independent unconditional: 1288, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 0, independent unconditional: 1288, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, independent: 1288, independent conditional: 0, independent unconditional: 1288, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1222, independent: 1219, independent conditional: 0, independent unconditional: 1219, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1222, independent: 1216, independent conditional: 0, independent unconditional: 1216, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1291, independent: 69, independent conditional: 0, independent unconditional: 69, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1222, unknown conditional: 0, unknown unconditional: 1222] , Statistics on independence cache: Total cache size (in pairs): 1222, Positive cache size: 1219, Positive conditional cache size: 0, Positive unconditional cache size: 1219, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, 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: 269094, independent: 249151, independent conditional: 245431, independent unconditional: 3720, dependent: 19943, dependent conditional: 19874, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 259627, independent: 249151, independent conditional: 245431, independent unconditional: 3720, dependent: 10476, dependent conditional: 10407, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 259627, independent: 249151, independent conditional: 245431, independent unconditional: 3720, dependent: 10476, dependent conditional: 10407, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 303223, independent: 249151, independent conditional: 2588, independent unconditional: 246563, dependent: 54072, dependent conditional: 41008, dependent unconditional: 13064, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 303223, independent: 249151, independent conditional: 2588, independent unconditional: 246563, dependent: 54072, dependent conditional: 54, dependent unconditional: 54018, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 303223, independent: 249151, independent conditional: 2588, independent unconditional: 246563, dependent: 54072, dependent conditional: 54, dependent unconditional: 54018, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3842, independent: 3771, independent conditional: 33, independent unconditional: 3738, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3842, independent: 3693, independent conditional: 0, independent unconditional: 3693, dependent: 149, dependent conditional: 0, dependent unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 149, independent: 78, independent conditional: 33, independent unconditional: 45, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, independent: 78, independent conditional: 33, independent unconditional: 45, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 362, independent: 90, independent conditional: 29, independent unconditional: 60, dependent: 272, dependent conditional: 2, dependent unconditional: 270, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 303223, independent: 245380, independent conditional: 2555, independent unconditional: 242825, dependent: 54001, dependent conditional: 52, dependent unconditional: 53949, unknown: 3842, unknown conditional: 35, unknown unconditional: 3807] , Statistics on independence cache: Total cache size (in pairs): 3842, Positive cache size: 3771, Positive conditional cache size: 33, Positive unconditional cache size: 3738, Negative cache size: 71, Negative conditional cache size: 2, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40954, Maximal queried relation: 5, Independence queries for same thread: 9467 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.0s, Number of persistent set computation: 28103, Number of trivial persistent sets: 25447, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3789, independent: 3720, independent conditional: 0, independent unconditional: 3720, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 269094, independent: 249151, independent conditional: 245431, independent unconditional: 3720, dependent: 19943, dependent conditional: 19874, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 259627, independent: 249151, independent conditional: 245431, independent unconditional: 3720, dependent: 10476, dependent conditional: 10407, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 259627, independent: 249151, independent conditional: 245431, independent unconditional: 3720, dependent: 10476, dependent conditional: 10407, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 303223, independent: 249151, independent conditional: 2588, independent unconditional: 246563, dependent: 54072, dependent conditional: 41008, dependent unconditional: 13064, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 303223, independent: 249151, independent conditional: 2588, independent unconditional: 246563, dependent: 54072, dependent conditional: 54, dependent unconditional: 54018, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 303223, independent: 249151, independent conditional: 2588, independent unconditional: 246563, dependent: 54072, dependent conditional: 54, dependent unconditional: 54018, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3842, independent: 3771, independent conditional: 33, independent unconditional: 3738, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3842, independent: 3693, independent conditional: 0, independent unconditional: 3693, dependent: 149, dependent conditional: 0, dependent unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 149, independent: 78, independent conditional: 33, independent unconditional: 45, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, independent: 78, independent conditional: 33, independent unconditional: 45, dependent: 71, dependent conditional: 2, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 362, independent: 90, independent conditional: 29, independent unconditional: 60, dependent: 272, dependent conditional: 2, dependent unconditional: 270, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 303223, independent: 245380, independent conditional: 2555, independent unconditional: 242825, dependent: 54001, dependent conditional: 52, dependent unconditional: 53949, unknown: 3842, unknown conditional: 35, unknown unconditional: 3807] , Statistics on independence cache: Total cache size (in pairs): 3842, Positive cache size: 3771, Positive conditional cache size: 33, Positive unconditional cache size: 3738, Negative cache size: 71, Negative conditional cache size: 2, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40954, Maximal queried relation: 5, Independence queries for same thread: 9467 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 189091, independent: 175968, independent conditional: 172323, independent unconditional: 3645, dependent: 13123, dependent conditional: 13054, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 182750, independent: 175968, independent conditional: 172323, independent unconditional: 3645, dependent: 6782, dependent conditional: 6713, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 182750, independent: 175968, independent conditional: 172323, independent unconditional: 3645, dependent: 6782, dependent conditional: 6713, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 205894, independent: 175968, independent conditional: 2144, independent unconditional: 173824, dependent: 29926, dependent conditional: 21000, dependent unconditional: 8926, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 205894, independent: 175968, independent conditional: 2144, independent unconditional: 173824, dependent: 29926, dependent conditional: 57, dependent unconditional: 29869, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205894, independent: 175968, independent conditional: 2144, independent unconditional: 173824, dependent: 29926, dependent conditional: 57, dependent unconditional: 29869, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3770, independent: 3697, independent conditional: 34, independent unconditional: 3663, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3770, independent: 3618, independent conditional: 0, independent unconditional: 3618, dependent: 152, dependent conditional: 0, dependent unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 152, independent: 79, independent conditional: 34, independent unconditional: 45, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, independent: 79, independent conditional: 34, independent unconditional: 45, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 454, independent: 96, independent conditional: 26, independent unconditional: 70, dependent: 357, dependent conditional: 3, dependent unconditional: 354, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 205894, independent: 172271, independent conditional: 2110, independent unconditional: 170161, dependent: 29853, dependent conditional: 53, dependent unconditional: 29800, unknown: 3770, unknown conditional: 38, unknown unconditional: 3732] , Statistics on independence cache: Total cache size (in pairs): 3770, Positive cache size: 3697, Positive conditional cache size: 34, Positive unconditional cache size: 3663, Negative cache size: 73, Negative conditional cache size: 4, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 20943, Maximal queried relation: 4, Independence queries for same thread: 6341 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.8s, Number of persistent set computation: 20004, Number of trivial persistent sets: 18225, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3714, independent: 3645, independent conditional: 0, independent unconditional: 3645, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 189091, independent: 175968, independent conditional: 172323, independent unconditional: 3645, dependent: 13123, dependent conditional: 13054, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 182750, independent: 175968, independent conditional: 172323, independent unconditional: 3645, dependent: 6782, dependent conditional: 6713, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 182750, independent: 175968, independent conditional: 172323, independent unconditional: 3645, dependent: 6782, dependent conditional: 6713, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 205894, independent: 175968, independent conditional: 2144, independent unconditional: 173824, dependent: 29926, dependent conditional: 21000, dependent unconditional: 8926, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 205894, independent: 175968, independent conditional: 2144, independent unconditional: 173824, dependent: 29926, dependent conditional: 57, dependent unconditional: 29869, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205894, independent: 175968, independent conditional: 2144, independent unconditional: 173824, dependent: 29926, dependent conditional: 57, dependent unconditional: 29869, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3770, independent: 3697, independent conditional: 34, independent unconditional: 3663, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3770, independent: 3618, independent conditional: 0, independent unconditional: 3618, dependent: 152, dependent conditional: 0, dependent unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 152, independent: 79, independent conditional: 34, independent unconditional: 45, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, independent: 79, independent conditional: 34, independent unconditional: 45, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 454, independent: 96, independent conditional: 26, independent unconditional: 70, dependent: 357, dependent conditional: 3, dependent unconditional: 354, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 205894, independent: 172271, independent conditional: 2110, independent unconditional: 170161, dependent: 29853, dependent conditional: 53, dependent unconditional: 29800, unknown: 3770, unknown conditional: 38, unknown unconditional: 3732] , Statistics on independence cache: Total cache size (in pairs): 3770, Positive cache size: 3697, Positive conditional cache size: 34, Positive unconditional cache size: 3663, Negative cache size: 73, Negative conditional cache size: 4, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 20943, Maximal queried relation: 4, Independence queries for same thread: 6341 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 239046, independent: 224706, independent conditional: 221100, independent unconditional: 3606, dependent: 14340, dependent conditional: 14271, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 232144, independent: 224706, independent conditional: 221100, independent unconditional: 3606, dependent: 7438, dependent conditional: 7369, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 232144, independent: 224706, independent conditional: 221100, independent unconditional: 3606, dependent: 7438, dependent conditional: 7369, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 258524, independent: 224706, independent conditional: 3285, independent unconditional: 221421, dependent: 33818, dependent conditional: 23095, dependent unconditional: 10723, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 258524, independent: 224706, independent conditional: 3285, independent unconditional: 221421, dependent: 33818, dependent conditional: 1231, dependent unconditional: 32587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 258524, independent: 224706, independent conditional: 3285, independent unconditional: 221421, dependent: 33818, dependent conditional: 1231, dependent unconditional: 32587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3759, independent: 3676, independent conditional: 52, independent unconditional: 3624, dependent: 83, dependent conditional: 14, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3759, independent: 3579, independent conditional: 0, independent unconditional: 3579, dependent: 180, dependent conditional: 0, dependent unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 180, independent: 97, independent conditional: 52, independent unconditional: 45, dependent: 83, dependent conditional: 14, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 180, independent: 97, independent conditional: 52, independent unconditional: 45, dependent: 83, dependent conditional: 14, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 387, independent: 93, independent conditional: 41, independent unconditional: 52, dependent: 294, dependent conditional: 11, dependent unconditional: 283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 258524, independent: 221030, independent conditional: 3233, independent unconditional: 217797, dependent: 33735, dependent conditional: 1217, dependent unconditional: 32518, unknown: 3759, unknown conditional: 66, unknown unconditional: 3693] , Statistics on independence cache: Total cache size (in pairs): 3759, Positive cache size: 3676, Positive conditional cache size: 52, Positive unconditional cache size: 3624, Negative cache size: 83, Negative conditional cache size: 14, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 21864, Maximal queried relation: 4, Independence queries for same thread: 6902 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.6s, Number of persistent set computation: 17166, Number of trivial persistent sets: 15292, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3675, independent: 3606, independent conditional: 0, independent unconditional: 3606, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 239046, independent: 224706, independent conditional: 221100, independent unconditional: 3606, dependent: 14340, dependent conditional: 14271, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 232144, independent: 224706, independent conditional: 221100, independent unconditional: 3606, dependent: 7438, dependent conditional: 7369, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 232144, independent: 224706, independent conditional: 221100, independent unconditional: 3606, dependent: 7438, dependent conditional: 7369, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 258524, independent: 224706, independent conditional: 3285, independent unconditional: 221421, dependent: 33818, dependent conditional: 23095, dependent unconditional: 10723, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 258524, independent: 224706, independent conditional: 3285, independent unconditional: 221421, dependent: 33818, dependent conditional: 1231, dependent unconditional: 32587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 258524, independent: 224706, independent conditional: 3285, independent unconditional: 221421, dependent: 33818, dependent conditional: 1231, dependent unconditional: 32587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3759, independent: 3676, independent conditional: 52, independent unconditional: 3624, dependent: 83, dependent conditional: 14, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3759, independent: 3579, independent conditional: 0, independent unconditional: 3579, dependent: 180, dependent conditional: 0, dependent unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 180, independent: 97, independent conditional: 52, independent unconditional: 45, dependent: 83, dependent conditional: 14, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 180, independent: 97, independent conditional: 52, independent unconditional: 45, dependent: 83, dependent conditional: 14, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 387, independent: 93, independent conditional: 41, independent unconditional: 52, dependent: 294, dependent conditional: 11, dependent unconditional: 283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 258524, independent: 221030, independent conditional: 3233, independent unconditional: 217797, dependent: 33735, dependent conditional: 1217, dependent unconditional: 32518, unknown: 3759, unknown conditional: 66, unknown unconditional: 3693] , Statistics on independence cache: Total cache size (in pairs): 3759, Positive cache size: 3676, Positive conditional cache size: 52, Positive unconditional cache size: 3624, Negative cache size: 83, Negative conditional cache size: 14, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 21864, Maximal queried relation: 4, Independence queries for same thread: 6902 - PositiveResult [Line: 791]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 791]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 837]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 837]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 771]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 771]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 756]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 756]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork0 with 1 thread instances CFG has 9 procedures, 182 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 402 NumberOfCodeBlocks, 402 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 397 ConstructedInterpolants, 0 QuantifiedInterpolants, 807 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 182 locations, 20 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: P3Thread1of1ForFork2 with 1 thread instances CFG has 9 procedures, 182 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 444 NumberOfCodeBlocks, 444 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 439 ConstructedInterpolants, 0 QuantifiedInterpolants, 829 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 182 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 277 NumberOfCodeBlocks, 277 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 273 ConstructedInterpolants, 0 QuantifiedInterpolants, 565 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 182 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 327 NumberOfCodeBlocks, 327 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 323 ConstructedInterpolants, 0 QuantifiedInterpolants, 657 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-14 22:02:47,534 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Ended with exit code 0 [2022-11-14 22:02:47,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2022-11-14 22:02:47,934 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2022-11-14 22:02:48,134 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-11-14 22:02:48,335 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 22:02:48,537 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...