/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix054_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-22 18:00:18,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-22 18:00:18,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-22 18:00:18,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-22 18:00:18,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-22 18:00:18,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-22 18:00:18,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-22 18:00:18,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-22 18:00:18,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-22 18:00:18,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-22 18:00:18,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-22 18:00:18,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-22 18:00:18,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-22 18:00:18,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-22 18:00:18,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-22 18:00:18,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-22 18:00:18,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-22 18:00:18,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-22 18:00:18,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-22 18:00:18,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-22 18:00:18,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-22 18:00:18,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-22 18:00:18,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-22 18:00:18,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-22 18:00:18,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-22 18:00:18,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-22 18:00:18,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-22 18:00:18,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-22 18:00:18,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-22 18:00:18,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-22 18:00:18,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-22 18:00:18,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-22 18:00:18,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-22 18:00:18,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-22 18:00:18,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-22 18:00:18,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-22 18:00:18,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-22 18:00:18,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-22 18:00:18,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-22 18:00:18,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-22 18:00:18,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-22 18:00:18,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random521.epf [2021-10-22 18:00:18,799 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-22 18:00:18,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-22 18:00:18,800 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-22 18:00:18,800 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-22 18:00:18,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-22 18:00:18,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-22 18:00:18,801 INFO L138 SettingsManager]: * Use SBE=true [2021-10-22 18:00:18,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-22 18:00:18,802 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-22 18:00:18,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-22 18:00:18,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-22 18:00:18,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-22 18:00:18,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-22 18:00:18,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-22 18:00:18,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-22 18:00:18,803 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-22 18:00:18,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-22 18:00:18,803 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-22 18:00:18,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-22 18:00:18,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-22 18:00:18,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-22 18:00:18,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-22 18:00:18,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-22 18:00:18,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 18:00:18,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-22 18:00:18,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-22 18:00:18,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-22 18:00:18,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-22 18:00:18,805 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-10-22 18:00:18,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-22 18:00:18,805 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-22 18:00:18,805 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-22 18:00:18,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-22 18:00:18,805 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-22 18:00:18,805 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-22 18:00:18,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-22 18:00:18,806 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 [2021-10-22 18:00:18,806 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-22 18:00:19,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-22 18:00:19,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-22 18:00:19,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-22 18:00:19,047 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-22 18:00:19,047 INFO L275 PluginConnector]: CDTParser initialized [2021-10-22 18:00:19,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix054_pso.opt.i [2021-10-22 18:00:19,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68af01488/b32976f93525498597e2c67912d31a4a/FLAG1b5cb0377 [2021-10-22 18:00:19,545 INFO L306 CDTParser]: Found 1 translation units. [2021-10-22 18:00:19,545 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_pso.opt.i [2021-10-22 18:00:19,565 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68af01488/b32976f93525498597e2c67912d31a4a/FLAG1b5cb0377 [2021-10-22 18:00:19,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68af01488/b32976f93525498597e2c67912d31a4a [2021-10-22 18:00:19,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-22 18:00:19,577 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-22 18:00:19,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-22 18:00:19,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-22 18:00:19,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-22 18:00:19,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 06:00:19" (1/1) ... [2021-10-22 18:00:19,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e34358 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:19, skipping insertion in model container [2021-10-22 18:00:19,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 06:00:19" (1/1) ... [2021-10-22 18:00:19,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-22 18:00:19,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-22 18:00:19,810 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_pso.opt.i[948,961] [2021-10-22 18:00:19,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-22 18:00:19,985 INFO L203 MainTranslator]: Completed pre-run [2021-10-22 18:00:19,995 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_pso.opt.i[948,961] [2021-10-22 18:00:20,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-22 18:00:20,074 INFO L208 MainTranslator]: Completed translation [2021-10-22 18:00:20,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20 WrapperNode [2021-10-22 18:00:20,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-22 18:00:20,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-22 18:00:20,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-22 18:00:20,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-22 18:00:20,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20" (1/1) ... [2021-10-22 18:00:20,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20" (1/1) ... [2021-10-22 18:00:20,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-22 18:00:20,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-22 18:00:20,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-22 18:00:20,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-22 18:00:20,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20" (1/1) ... [2021-10-22 18:00:20,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20" (1/1) ... [2021-10-22 18:00:20,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20" (1/1) ... [2021-10-22 18:00:20,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20" (1/1) ... [2021-10-22 18:00:20,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20" (1/1) ... [2021-10-22 18:00:20,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20" (1/1) ... [2021-10-22 18:00:20,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20" (1/1) ... [2021-10-22 18:00:20,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-22 18:00:20,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-22 18:00:20,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-22 18:00:20,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-22 18:00:20,188 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20" (1/1) ... [2021-10-22 18:00:20,192 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 18:00:20,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:00:20,223 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) [2021-10-22 18:00:20,247 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 [2021-10-22 18:00:20,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-22 18:00:20,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-22 18:00:20,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-22 18:00:20,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-22 18:00:20,301 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-22 18:00:20,301 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-22 18:00:20,302 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-22 18:00:20,302 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-22 18:00:20,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-22 18:00:20,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-22 18:00:20,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-22 18:00:20,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-22 18:00:20,303 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-22 18:00:21,995 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-22 18:00:21,996 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-22 18:00:21,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 06:00:21 BoogieIcfgContainer [2021-10-22 18:00:21,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-22 18:00:21,999 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-22 18:00:21,999 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-22 18:00:22,001 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-22 18:00:22,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 06:00:19" (1/3) ... [2021-10-22 18:00:22,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56bd641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 06:00:22, skipping insertion in model container [2021-10-22 18:00:22,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:00:20" (2/3) ... [2021-10-22 18:00:22,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56bd641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 06:00:22, skipping insertion in model container [2021-10-22 18:00:22,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 06:00:21" (3/3) ... [2021-10-22 18:00:22,004 INFO L111 eAbstractionObserver]: Analyzing ICFG mix054_pso.opt.i [2021-10-22 18:00:22,008 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-22 18:00:22,008 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-22 18:00:22,008 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-22 18:00:22,008 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-22 18:00:22,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,037 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,037 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,037 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,037 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,040 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,040 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,040 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,040 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,040 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,041 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,041 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,041 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,042 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,042 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,042 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,043 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,043 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,043 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,043 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,043 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,044 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,044 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,051 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,051 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,051 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,055 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,055 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,056 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,057 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,058 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-22 18:00:22,114 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 18:00:22,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:00:22,115 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) [2021-10-22 18:00:22,117 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 [2021-10-22 18:00:22,140 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2021-10-22 18:00:22,144 INFO L339 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, mConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-10-22 18:00:22,144 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-22 18:00:22,211 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,220 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,230 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,237 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,238 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,266 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,278 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:00:22,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:00:22,282 INFO L82 PathProgramCache]: Analyzing trace with hash -964685894, now seen corresponding path program 1 times [2021-10-22 18:00:22,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:00:22,289 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112050604] [2021-10-22 18:00:22,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:00:22,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:00:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:00:22,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:00:22,553 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:00:22,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112050604] [2021-10-22 18:00:22,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112050604] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:00:22,553 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:00:22,553 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-22 18:00:22,555 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246975499] [2021-10-22 18:00:22,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-22 18:00:22,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:00:22,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-22 18:00:22,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-22 18:00:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:22,570 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:00:22,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:00:22,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:22,592 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,610 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,610 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,610 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,610 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,611 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,611 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,611 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,611 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,611 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,611 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,611 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,611 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,612 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,612 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,633 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,633 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,633 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,634 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,634 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,634 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,634 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,634 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,634 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,634 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,634 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,634 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,635 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,635 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,714 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,729 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,730 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,739 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,740 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,740 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,740 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,741 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,741 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,741 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,741 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,742 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,742 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,742 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,742 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,742 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,760 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,760 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,761 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,761 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,761 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,761 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,761 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,761 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,761 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,762 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,762 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,762 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,762 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,762 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,764 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,799 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,805 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,806 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,806 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,823 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,823 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,823 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,823 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,823 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,863 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,863 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,864 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,864 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,864 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,864 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,864 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,864 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,864 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:00:22,900 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 18:00:22,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-22 18:00:22,905 INFO L308 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2) [2021-10-22 18:00:22,908 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 18:00:22,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:00:22,910 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) [2021-10-22 18:00:22,911 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 [2021-10-22 18:00:22,913 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-22 18:00:22,914 INFO L339 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, mConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-10-22 18:00:22,914 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-22 18:00:22,946 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,954 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,963 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,968 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,968 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,987 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:22,994 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:00:22,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:00:22,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1510306940, now seen corresponding path program 1 times [2021-10-22 18:00:22,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:00:22,996 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114170946] [2021-10-22 18:00:22,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:00:22,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:00:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:00:23,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:00:23,205 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:00:23,205 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114170946] [2021-10-22 18:00:23,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114170946] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:00:23,205 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:00:23,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-22 18:00:23,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711043636] [2021-10-22 18:00:23,206 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-22 18:00:23,206 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:00:23,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-22 18:00:23,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-22 18:00:23,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:23,207 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:00:23,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 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) [2021-10-22 18:00:23,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:23,234 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,248 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,261 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,261 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,261 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,262 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,262 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,262 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,262 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,263 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,263 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,263 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,263 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,263 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,263 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,263 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,280 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,281 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,281 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,281 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,281 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,281 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,306 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,307 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 18:00:23,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-22 18:00:23,337 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:00:23,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:00:23,338 INFO L82 PathProgramCache]: Analyzing trace with hash 328729790, now seen corresponding path program 1 times [2021-10-22 18:00:23,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:00:23,338 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884594809] [2021-10-22 18:00:23,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:00:23,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:00:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:00:23,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:00:23,752 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:00:23,752 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884594809] [2021-10-22 18:00:23,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884594809] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:00:23,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:00:23,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-22 18:00:23,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532435801] [2021-10-22 18:00:23,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-22 18:00:23,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:00:23,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-22 18:00:23,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-10-22 18:00:23,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:23,756 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:00:23,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.916666666666667) internal successors, (71), 12 states have internal predecessors, (71), 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) [2021-10-22 18:00:23,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 18:00:23,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:23,908 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,909 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,909 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,909 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,909 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,909 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,909 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,909 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,909 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,910 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,910 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,910 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,910 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,910 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,921 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,921 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,921 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,921 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,921 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,922 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,922 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,922 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,922 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,922 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,922 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,922 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,922 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,922 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,936 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,936 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,936 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,937 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,937 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,937 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,937 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,937 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,937 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,937 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,937 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,937 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,937 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,938 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,939 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,963 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,964 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,964 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,964 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,964 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,964 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,964 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,964 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,965 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,965 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,965 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,965 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,965 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,965 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:23,965 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 18:00:24,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:00:24,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-22 18:00:24,009 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:00:24,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:00:24,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1214623738, now seen corresponding path program 2 times [2021-10-22 18:00:24,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:00:24,009 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870663192] [2021-10-22 18:00:24,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:00:24,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:00:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:00:24,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:00:24,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:00:24,100 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870663192] [2021-10-22 18:00:24,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870663192] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:00:24,100 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:00:24,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-22 18:00:24,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39340403] [2021-10-22 18:00:24,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-22 18:00:24,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:00:24,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-22 18:00:24,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-22 18:00:24,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:24,101 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:00:24,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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) [2021-10-22 18:00:24,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 18:00:24,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:00:24,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:24,156 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,157 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,169 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,170 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,253 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,258 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,263 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,263 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,276 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,276 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,277 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,277 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,277 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,277 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,277 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,277 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,277 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,277 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,278 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,278 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,278 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,278 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,278 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,299 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,299 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,300 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,301 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,301 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,301 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,301 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,302 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,321 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,321 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,338 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,338 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,368 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,375 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,375 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,376 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,376 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,376 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,376 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,376 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,376 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,376 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,376 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,377 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,377 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,377 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,393 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,393 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,393 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,393 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,394 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 18:00:24,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:00:24,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:00:24,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-22 18:00:24,412 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:00:24,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:00:24,413 INFO L82 PathProgramCache]: Analyzing trace with hash -185449618, now seen corresponding path program 3 times [2021-10-22 18:00:24,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:00:24,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661230280] [2021-10-22 18:00:24,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:00:24,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:00:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:00:24,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:00:24,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:00:24,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661230280] [2021-10-22 18:00:24,614 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661230280] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:00:24,614 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:00:24,614 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-22 18:00:24,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780752097] [2021-10-22 18:00:24,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-22 18:00:24,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:00:24,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-22 18:00:24,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-10-22 18:00:24,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:24,616 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:00:24,616 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 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) [2021-10-22 18:00:24,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 18:00:24,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:00:24,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:00:24,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:24,778 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:00:24,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 18:00:24,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:00:24,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:00:24,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:00:24,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-22 18:00:24,802 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:00:24,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:00:24,802 INFO L82 PathProgramCache]: Analyzing trace with hash 1206613190, now seen corresponding path program 4 times [2021-10-22 18:00:24,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:00:24,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867501697] [2021-10-22 18:00:24,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:00:24,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:00:24,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:00:24,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:00:24,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:00:24,958 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867501697] [2021-10-22 18:00:24,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867501697] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:00:24,958 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:00:24,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-22 18:00:24,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330496675] [2021-10-22 18:00:24,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-22 18:00:24,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:00:24,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-22 18:00:24,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-22 18:00:24,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:24,959 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:00:24,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 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) [2021-10-22 18:00:24,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 18:00:24,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:00:24,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:00:24,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:00:24,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:25,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 18:00:25,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:00:25,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:00:25,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:00:25,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:00:25,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-22 18:00:25,124 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:00:25,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:00:25,124 INFO L82 PathProgramCache]: Analyzing trace with hash 1482332192, now seen corresponding path program 5 times [2021-10-22 18:00:25,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:00:25,124 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787980740] [2021-10-22 18:00:25,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:00:25,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:00:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:00:25,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:00:25,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:00:25,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787980740] [2021-10-22 18:00:25,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787980740] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:00:25,191 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:00:25,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-22 18:00:25,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904939379] [2021-10-22 18:00:25,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-22 18:00:25,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:00:25,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-22 18:00:25,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-22 18:00:25,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:25,192 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:00:25,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 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) [2021-10-22 18:00:25,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 18:00:25,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:00:25,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:00:25,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:00:25,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:00:25,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:00:25,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 18:00:25,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:00:25,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:00:25,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:00:25,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:00:25,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:00:25,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-22 18:00:25,264 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:00:25,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:00:25,264 INFO L82 PathProgramCache]: Analyzing trace with hash 59463754, now seen corresponding path program 6 times [2021-10-22 18:00:25,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:00:25,265 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683324933] [2021-10-22 18:00:25,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:00:25,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:00:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 18:00:25,290 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-22 18:00:25,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 18:00:25,332 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-22 18:00:25,332 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-22 18:00:25,332 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 18:00:25,332 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-22 18:00:25,332 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-22 18:00:25,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-22 18:00:25,333 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (2/2) [2021-10-22 18:00:25,335 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-22 18:00:25,335 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-22 18:00:25,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 06:00:25 BasicIcfg [2021-10-22 18:00:25,396 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-22 18:00:25,397 INFO L168 Benchmark]: Toolchain (without parser) took 5819.17 ms. Allocated memory was 188.7 MB in the beginning and 329.3 MB in the end (delta: 140.5 MB). Free memory was 134.4 MB in the beginning and 124.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 152.5 MB. Max. memory is 8.0 GB. [2021-10-22 18:00:25,397 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 188.7 MB. Free memory is still 152.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-22 18:00:25,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 494.37 ms. Allocated memory is still 188.7 MB. Free memory was 134.3 MB in the beginning and 149.8 MB in the end (delta: -15.4 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. [2021-10-22 18:00:25,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.76 ms. Allocated memory is still 188.7 MB. Free memory was 149.8 MB in the beginning and 146.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-22 18:00:25,397 INFO L168 Benchmark]: Boogie Preprocessor took 40.67 ms. Allocated memory is still 188.7 MB. Free memory was 146.6 MB in the beginning and 145.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-22 18:00:25,398 INFO L168 Benchmark]: RCFGBuilder took 1816.30 ms. Allocated memory was 188.7 MB in the beginning and 226.5 MB in the end (delta: 37.7 MB). Free memory was 144.6 MB in the beginning and 167.7 MB in the end (delta: -23.2 MB). Peak memory consumption was 107.3 MB. Max. memory is 8.0 GB. [2021-10-22 18:00:25,398 INFO L168 Benchmark]: TraceAbstraction took 3396.78 ms. Allocated memory was 226.5 MB in the beginning and 329.3 MB in the end (delta: 102.8 MB). Free memory was 167.2 MB in the beginning and 124.0 MB in the end (delta: 43.2 MB). Peak memory consumption was 146.5 MB. Max. memory is 8.0 GB. [2021-10-22 18:00:25,399 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 188.7 MB. Free memory is still 152.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 494.37 ms. Allocated memory is still 188.7 MB. Free memory was 134.3 MB in the beginning and 149.8 MB in the end (delta: -15.4 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 64.76 ms. Allocated memory is still 188.7 MB. Free memory was 149.8 MB in the beginning and 146.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 40.67 ms. Allocated memory is still 188.7 MB. Free memory was 146.6 MB in the beginning and 145.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1816.30 ms. Allocated memory was 188.7 MB in the beginning and 226.5 MB in the end (delta: 37.7 MB). Free memory was 144.6 MB in the beginning and 167.7 MB in the end (delta: -23.2 MB). Peak memory consumption was 107.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3396.78 ms. Allocated memory was 226.5 MB in the beginning and 329.3 MB in the end (delta: 102.8 MB). Free memory was 167.2 MB in the beginning and 124.0 MB in the end (delta: 43.2 MB). Peak memory consumption was 146.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1348, positive: 1263, positive conditional: 595, positive unconditional: 668, negative: 85, negative conditional: 65, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1335, positive: 1263, positive conditional: 0, positive unconditional: 1263, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 695, positive: 675, positive conditional: 0, positive unconditional: 675, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 695, positive: 674, positive conditional: 0, positive unconditional: 674, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 284, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 281, negative conditional: 0, negative unconditional: 281, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1335, positive: 588, positive conditional: 0, positive unconditional: 588, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 695, unknown conditional: 0, unknown unconditional: 695] , Statistics on independence cache: Total cache size (in pairs): 695, Positive cache size: 675, Positive conditional cache size: 0, Positive unconditional cache size: 675, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Independence queries for same thread: 13 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 337, Number of persistent set computation: 239, Number of trivial persistent sets: 192, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1348, positive: 1263, positive conditional: 595, positive unconditional: 668, negative: 85, negative conditional: 65, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1335, positive: 1263, positive conditional: 0, positive unconditional: 1263, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 695, positive: 675, positive conditional: 0, positive unconditional: 675, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 695, positive: 674, positive conditional: 0, positive unconditional: 674, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 284, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 281, negative conditional: 0, negative unconditional: 281, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1335, positive: 588, positive conditional: 0, positive unconditional: 588, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 695, unknown conditional: 0, unknown unconditional: 695] , Statistics on independence cache: Total cache size (in pairs): 695, Positive cache size: 675, Positive conditional cache size: 0, Positive unconditional cache size: 675, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Independence queries for same thread: 13 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7700, positive: 6939, positive conditional: 6092, positive unconditional: 847, negative: 761, negative conditional: 730, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7339, positive: 6939, positive conditional: 0, positive unconditional: 6939, negative: 400, negative conditional: 0, negative unconditional: 400, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 887, positive: 853, positive conditional: 0, positive unconditional: 853, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 887, positive: 851, positive conditional: 0, positive unconditional: 851, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 369, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 366, negative conditional: 0, negative unconditional: 366, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7339, positive: 6086, positive conditional: 0, positive unconditional: 6086, negative: 366, negative conditional: 0, negative unconditional: 366, unknown: 887, unknown conditional: 0, unknown unconditional: 887] , Statistics on independence cache: Total cache size (in pairs): 887, Positive cache size: 853, Positive conditional cache size: 0, Positive unconditional cache size: 853, Negative cache size: 34, Negative conditional cache size: 0, Negative unconditional cache size: 34, Independence queries for same thread: 361 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 392, Number of persistent set computation: 710, Number of trivial persistent sets: 411, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7700, positive: 6939, positive conditional: 6092, positive unconditional: 847, negative: 761, negative conditional: 730, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7339, positive: 6939, positive conditional: 0, positive unconditional: 6939, negative: 400, negative conditional: 0, negative unconditional: 400, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 887, positive: 853, positive conditional: 0, positive unconditional: 853, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 887, positive: 851, positive conditional: 0, positive unconditional: 851, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 369, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 366, negative conditional: 0, negative unconditional: 366, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7339, positive: 6086, positive conditional: 0, positive unconditional: 6086, negative: 366, negative conditional: 0, negative unconditional: 366, unknown: 887, unknown conditional: 0, unknown unconditional: 887] , Statistics on independence cache: Total cache size (in pairs): 887, Positive cache size: 853, Positive conditional cache size: 0, Positive unconditional cache size: 853, Negative cache size: 34, Negative conditional cache size: 0, Negative unconditional cache size: 34, Independence queries for same thread: 361 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L711] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0] [L712] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L714] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L715] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L716] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L717] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L718] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L719] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L720] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0] [L721] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L722] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L723] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0] [L724] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L725] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L726] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L727] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L728] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L730] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L731] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L732] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L792] 0 pthread_t t1447; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L793] FCALL, FORK 0 pthread_create(&t1447, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L794] 0 pthread_t t1448; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L795] FCALL, FORK 0 pthread_create(&t1448, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L756] 2 x$w_buff1 = x$w_buff0 [L757] 2 x$w_buff0 = 2 [L758] 2 x$w_buff1_used = x$w_buff0_used [L759] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L761] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L762] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L763] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L764] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L767] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L736] 1 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L739] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L742] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L742] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L742] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L742] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L743] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L743] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L744] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L744] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L745] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L745] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L746] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L746] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L749] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L751] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L770] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L770] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L771] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L771] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L772] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L772] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L773] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L773] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L774] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L774] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L779] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L797] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L801] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L801] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L801] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L801] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L802] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L802] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L803] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L803] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L804] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L804] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L805] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L805] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L808] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L809] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L810] 0 x$flush_delayed = weak$$choice2 [L811] 0 x$mem_tmp = x [L812] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L812] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L813] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L813] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0) [L813] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L813] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L814] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L814] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1) [L814] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L814] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L815] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L815] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used) [L815] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L815] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L816] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L816] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L817] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L817] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0) [L817] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L817] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L818] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L818] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L818] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L818] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L819] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0) [L820] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L820] 0 x = x$flush_delayed ? x$mem_tmp : x [L821] 0 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L18] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L18] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] - UnprovableResult [Line: 795]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 104 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 793.5ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.9ms, PartialOrderReductionTime: 450.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 6.5ms SsaConstructionTime, 85.4ms SatisfiabilityAnalysisTime, 120.5ms InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 51 ConstructedInterpolants, 0 QuantifiedInterpolants, 107 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 5 procedures, 104 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 2424.6ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.2ms, PartialOrderReductionTime: 1192.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 22.3ms SsaConstructionTime, 237.6ms SatisfiabilityAnalysisTime, 872.6ms InterpolantComputationTime, 492 NumberOfCodeBlocks, 492 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 415 ConstructedInterpolants, 0 QuantifiedInterpolants, 2337 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 RESULT: Ultimate proved your program to be incorrect! [2021-10-22 18:00:25,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-10-22 18:00:25,637 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 [2021-10-22 18:00:25,838 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...