/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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix041_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-22 12:32:12,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-22 12:32:12,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-22 12:32:12,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-22 12:32:12,999 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-Lockstep.epf [2021-10-22 12:32:13,026 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-22 12:32:13,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-22 12:32:13,026 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-22 12:32:13,026 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-22 12:32:13,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-22 12:32:13,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-22 12:32:13,027 INFO L138 SettingsManager]: * Use SBE=true [2021-10-22 12:32:13,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-22 12:32:13,028 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-22 12:32:13,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-22 12:32:13,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-22 12:32:13,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-22 12:32:13,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-22 12:32:13,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-22 12:32:13,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-22 12:32:13,028 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-22 12:32:13,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-22 12:32:13,028 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-22 12:32:13,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-22 12:32:13,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-22 12:32:13,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-22 12:32:13,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-22 12:32:13,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-22 12:32:13,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 12:32:13,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-22 12:32:13,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-22 12:32:13,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-22 12:32:13,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-22 12:32:13,029 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-10-22 12:32:13,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-22 12:32:13,029 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-22 12:32:13,029 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-22 12:32:13,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-22 12:32:13,030 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-22 12:32:13,030 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-22 12:32:13,030 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-22 12:32:13,030 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-22 12:32:13,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-22 12:32:13,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-22 12:32:13,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-22 12:32:13,232 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-22 12:32:13,233 INFO L275 PluginConnector]: CDTParser initialized [2021-10-22 12:32:13,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix041_pso.opt.i [2021-10-22 12:32:13,287 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0787647ec/1fc2184b53454d1d9dd19a2ae952a1d8/FLAG974c3beae [2021-10-22 12:32:13,723 INFO L306 CDTParser]: Found 1 translation units. [2021-10-22 12:32:13,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix041_pso.opt.i [2021-10-22 12:32:13,740 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0787647ec/1fc2184b53454d1d9dd19a2ae952a1d8/FLAG974c3beae [2021-10-22 12:32:13,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0787647ec/1fc2184b53454d1d9dd19a2ae952a1d8 [2021-10-22 12:32:13,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-22 12:32:13,758 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-22 12:32:13,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-22 12:32:13,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-22 12:32:13,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-22 12:32:13,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 12:32:13" (1/1) ... [2021-10-22 12:32:13,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e234d40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:13, skipping insertion in model container [2021-10-22 12:32:13,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 12:32:13" (1/1) ... [2021-10-22 12:32:13,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-22 12:32:13,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-22 12:32:14,008 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/mix041_pso.opt.i[948,961] [2021-10-22 12:32:14,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-22 12:32:14,178 INFO L203 MainTranslator]: Completed pre-run [2021-10-22 12:32:14,189 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/mix041_pso.opt.i[948,961] [2021-10-22 12:32:14,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-22 12:32:14,271 INFO L208 MainTranslator]: Completed translation [2021-10-22 12:32:14,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14 WrapperNode [2021-10-22 12:32:14,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-22 12:32:14,273 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-22 12:32:14,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-22 12:32:14,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-22 12:32:14,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14" (1/1) ... [2021-10-22 12:32:14,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14" (1/1) ... [2021-10-22 12:32:14,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-22 12:32:14,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-22 12:32:14,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-22 12:32:14,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-22 12:32:14,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14" (1/1) ... [2021-10-22 12:32:14,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14" (1/1) ... [2021-10-22 12:32:14,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14" (1/1) ... [2021-10-22 12:32:14,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14" (1/1) ... [2021-10-22 12:32:14,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14" (1/1) ... [2021-10-22 12:32:14,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14" (1/1) ... [2021-10-22 12:32:14,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14" (1/1) ... [2021-10-22 12:32:14,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-22 12:32:14,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-22 12:32:14,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-22 12:32:14,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-22 12:32:14,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14" (1/1) ... [2021-10-22 12:32:14,389 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 12:32:14,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 12:32:14,432 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 12:32:14,434 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 12:32:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-22 12:32:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-22 12:32:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-22 12:32:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-22 12:32:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-22 12:32:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-22 12:32:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-22 12:32:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-22 12:32:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-22 12:32:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-22 12:32:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-22 12:32:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-22 12:32:14,461 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 12:32:15,628 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-22 12:32:15,629 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-22 12:32:15,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 12:32:15 BoogieIcfgContainer [2021-10-22 12:32:15,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-22 12:32:15,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-22 12:32:15,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-22 12:32:15,635 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-22 12:32:15,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 12:32:13" (1/3) ... [2021-10-22 12:32:15,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76550b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 12:32:15, skipping insertion in model container [2021-10-22 12:32:15,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:32:14" (2/3) ... [2021-10-22 12:32:15,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76550b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 12:32:15, skipping insertion in model container [2021-10-22 12:32:15,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 12:32:15" (3/3) ... [2021-10-22 12:32:15,637 INFO L111 eAbstractionObserver]: Analyzing ICFG mix041_pso.opt.i [2021-10-22 12:32:15,641 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-22 12:32:15,641 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-22 12:32:15,641 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-22 12:32:15,641 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-22 12:32:15,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,665 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,665 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,666 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,666 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,668 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,668 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,668 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,668 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,668 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,668 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,669 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,669 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,669 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,670 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,670 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,670 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,671 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,671 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,671 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,671 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,671 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,671 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,671 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,671 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,671 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,671 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,672 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,672 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,672 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,672 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,672 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,672 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,672 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,672 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,673 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,673 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,673 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,673 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,673 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,673 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,673 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,674 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,674 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,674 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,677 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,677 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,677 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,677 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,677 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,682 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,683 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,684 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-22 12:32:15,727 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 12:32:15,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 12:32:15,728 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 12:32:15,729 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 12:32:15,747 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2021-10-22 12:32:15,751 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 12:32:15,751 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-22 12:32:15,828 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,868 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,879 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,887 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,888 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,923 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:15,933 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 12:32:15,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 12:32:15,937 INFO L82 PathProgramCache]: Analyzing trace with hash -2121535956, now seen corresponding path program 1 times [2021-10-22 12:32:15,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 12:32:15,944 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235553257] [2021-10-22 12:32:15,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 12:32:15,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 12:32:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 12:32:16,265 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 12:32:16,265 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 12:32:16,265 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235553257] [2021-10-22 12:32:16,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235553257] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 12:32:16,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 12:32:16,266 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-22 12:32:16,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606719262] [2021-10-22 12:32:16,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-22 12:32:16,271 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 12:32:16,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-22 12:32:16,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-22 12:32:16,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:16,281 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 12:32:16,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 12:32:16,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:16,314 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,327 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,338 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,338 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,338 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,338 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,339 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,339 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,339 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,339 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,339 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,340 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,340 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,340 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,340 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,340 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,369 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,369 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,369 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,370 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,370 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,370 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,370 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,370 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,370 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,370 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,371 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,371 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,371 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,371 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,403 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,404 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,404 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,404 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,404 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,404 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,404 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,404 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,405 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,405 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,405 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,405 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,405 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,405 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,435 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,443 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,460 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,461 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,461 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,461 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,461 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,461 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,461 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,462 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,462 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,462 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,462 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,462 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,462 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,462 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,462 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,483 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,484 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,484 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,484 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,484 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,484 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,484 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,484 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,485 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,485 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,485 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,485 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,485 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,485 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,487 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,507 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,512 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,512 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,512 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,513 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,513 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,513 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,513 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,513 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,513 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,513 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,514 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,526 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,526 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,528 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,528 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,530 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,533 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,533 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,533 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:16,578 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 12:32:16,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-22 12:32:16,584 INFO L308 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2) [2021-10-22 12:32:16,592 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 12:32:16,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 12:32:16,593 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 12:32:16,595 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 12:32:16,597 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-22 12:32:16,597 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 12:32:16,598 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-22 12:32:16,627 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,634 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,666 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,672 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,673 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,698 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,707 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 12:32:16,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 12:32:16,710 INFO L82 PathProgramCache]: Analyzing trace with hash -4794590, now seen corresponding path program 1 times [2021-10-22 12:32:16,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 12:32:16,711 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16935706] [2021-10-22 12:32:16,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 12:32:16,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 12:32:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 12:32:16,780 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 12:32:16,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 12:32:16,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16935706] [2021-10-22 12:32:16,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16935706] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 12:32:16,781 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 12:32:16,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-22 12:32:16,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451715935] [2021-10-22 12:32:16,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-22 12:32:16,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 12:32:16,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-22 12:32:16,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-22 12:32:16,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:16,782 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 12:32:16,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 12:32:16,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:16,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:16,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-22 12:32:16,786 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 12:32:16,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 12:32:16,786 INFO L82 PathProgramCache]: Analyzing trace with hash -759397061, now seen corresponding path program 1 times [2021-10-22 12:32:16,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 12:32:16,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922007727] [2021-10-22 12:32:16,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 12:32:16,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 12:32:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 12:32:16,912 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 12:32:16,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 12:32:16,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922007727] [2021-10-22 12:32:16,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922007727] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 12:32:16,913 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 12:32:16,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-22 12:32:16,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056313768] [2021-10-22 12:32:16,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-22 12:32:16,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 12:32:16,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-22 12:32:16,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-22 12:32:16,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:16,917 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 12:32:16,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 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 12:32:16,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:16,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:16,941 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,942 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,942 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,942 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,942 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,942 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,942 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,942 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,942 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,942 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,943 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,943 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,943 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,943 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,956 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,957 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,957 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,957 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,957 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,957 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,957 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,957 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,957 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,957 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,958 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,958 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,958 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,958 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,972 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:16,973 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:17,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:17,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-22 12:32:17,007 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 12:32:17,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 12:32:17,008 INFO L82 PathProgramCache]: Analyzing trace with hash -1015015410, now seen corresponding path program 1 times [2021-10-22 12:32:17,008 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 12:32:17,008 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347486625] [2021-10-22 12:32:17,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 12:32:17,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 12:32:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 12:32:17,186 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 12:32:17,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 12:32:17,187 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347486625] [2021-10-22 12:32:17,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347486625] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 12:32:17,187 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 12:32:17,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-22 12:32:17,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475616193] [2021-10-22 12:32:17,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-22 12:32:17,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 12:32:17,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-22 12:32:17,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-22 12:32:17,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:17,189 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 12:32:17,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 12:32:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:17,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:17,258 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,259 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,266 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,267 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,267 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,267 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,267 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,267 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,267 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,267 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,267 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,267 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,268 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,268 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,268 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,268 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,269 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,283 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,283 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,285 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,285 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,301 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,301 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,301 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,301 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,301 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,302 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,302 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,302 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,302 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,302 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,302 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,302 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,302 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,302 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:17,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:17,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:17,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-22 12:32:17,334 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 12:32:17,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 12:32:17,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1625197676, now seen corresponding path program 2 times [2021-10-22 12:32:17,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 12:32:17,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435873498] [2021-10-22 12:32:17,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 12:32:17,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 12:32:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 12:32:17,599 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 12:32:17,599 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 12:32:17,599 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435873498] [2021-10-22 12:32:17,599 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435873498] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 12:32:17,600 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 12:32:17,600 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-22 12:32:17,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846799455] [2021-10-22 12:32:17,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-22 12:32:17,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 12:32:17,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-22 12:32:17,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-10-22 12:32:17,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:17,601 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 12:32:17,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 12:32:17,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:17,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:17,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:17,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:17,766 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,768 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,768 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,768 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,768 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,798 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,813 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,818 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,818 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,820 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,820 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,820 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,820 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,838 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,838 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,838 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,838 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,838 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,838 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,839 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,839 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,839 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,839 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,839 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,839 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,839 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,839 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,875 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,876 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,876 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,876 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,876 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,876 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,876 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,876 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,876 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,876 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,877 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,877 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,877 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,877 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:17,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:17,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:17,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:17,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 12:32:17,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-22 12:32:17,899 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 12:32:17,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 12:32:17,899 INFO L82 PathProgramCache]: Analyzing trace with hash 311718678, now seen corresponding path program 3 times [2021-10-22 12:32:17,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 12:32:17,900 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424610150] [2021-10-22 12:32:17,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 12:32:17,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 12:32:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 12:32:18,329 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 12:32:18,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 12:32:18,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424610150] [2021-10-22 12:32:18,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424610150] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 12:32:18,329 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 12:32:18,329 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-10-22 12:32:18,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427215830] [2021-10-22 12:32:18,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-22 12:32:18,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 12:32:18,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-22 12:32:18,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2021-10-22 12:32:18,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:18,336 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 12:32:18,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.0) internal successors, (75), 15 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 12:32:18,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:18,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:18,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:18,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 12:32:18,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:18,797 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,803 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,808 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,808 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,846 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,847 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,870 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,887 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,894 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,894 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,894 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,894 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,894 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,916 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,916 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,916 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,916 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,916 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,917 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,918 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,980 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,992 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,993 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,993 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,993 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,993 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,993 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,993 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,993 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,993 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:18,993 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:19,004 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:19,004 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:19,004 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:19,004 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:19,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:19,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:19,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 12:32:19,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:19,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:19,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:19,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 12:32:19,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-22 12:32:19,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-22 12:32:19,021 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 12:32:19,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 12:32:19,021 INFO L82 PathProgramCache]: Analyzing trace with hash -52799108, now seen corresponding path program 4 times [2021-10-22 12:32:19,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 12:32:19,023 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650464635] [2021-10-22 12:32:19,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 12:32:19,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 12:32:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 12:32:19,242 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 12:32:19,242 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 12:32:19,243 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650464635] [2021-10-22 12:32:19,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650464635] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 12:32:19,243 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 12:32:19,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-10-22 12:32:19,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768430505] [2021-10-22 12:32:19,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-22 12:32:19,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 12:32:19,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-22 12:32:19,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-10-22 12:32:19,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:19,244 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 12:32:19,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 12:32:19,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:19,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:19,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:19,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 12:32:19,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-22 12:32:19,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 12:32:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-22 12:32:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:19,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-22 12:32:19,536 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 12:32:19,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 12:32:19,536 INFO L82 PathProgramCache]: Analyzing trace with hash -173203736, now seen corresponding path program 5 times [2021-10-22 12:32:19,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 12:32:19,536 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816854549] [2021-10-22 12:32:19,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 12:32:19,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 12:32:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 12:32:19,707 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 12:32:19,707 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 12:32:19,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816854549] [2021-10-22 12:32:19,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816854549] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 12:32:19,707 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 12:32:19,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-10-22 12:32:19,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499517377] [2021-10-22 12:32:19,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-22 12:32:19,708 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 12:32:19,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-22 12:32:19,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-10-22 12:32:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:19,708 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 12:32:19,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 12:32:19,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:19,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:19,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:19,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 12:32:19,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-22 12:32:19,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:19,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:20,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:20,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:20,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:20,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 12:32:20,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-22 12:32:20,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:20,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:20,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-22 12:32:20,151 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 12:32:20,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 12:32:20,152 INFO L82 PathProgramCache]: Analyzing trace with hash 2000467912, now seen corresponding path program 6 times [2021-10-22 12:32:20,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 12:32:20,152 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414367548] [2021-10-22 12:32:20,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 12:32:20,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 12:32:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 12:32:20,247 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 12:32:20,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 12:32:20,247 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414367548] [2021-10-22 12:32:20,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414367548] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 12:32:20,248 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 12:32:20,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-22 12:32:20,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18512500] [2021-10-22 12:32:20,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-22 12:32:20,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 12:32:20,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-22 12:32:20,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-22 12:32:20,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:20,249 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 12:32:20,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 12:32:20,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:20,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:20,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:20,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 12:32:20,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-22 12:32:20,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:20,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:20,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:20,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:20,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:20,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:20,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 12:32:20,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-22 12:32:20,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:20,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:20,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 12:32:20,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-22 12:32:20,339 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 12:32:20,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 12:32:20,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1269558894, now seen corresponding path program 7 times [2021-10-22 12:32:20,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 12:32:20,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670054070] [2021-10-22 12:32:20,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 12:32:20,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 12:32:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 12:32:20,428 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 12:32:20,428 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 12:32:20,428 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670054070] [2021-10-22 12:32:20,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670054070] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 12:32:20,428 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 12:32:20,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-22 12:32:20,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16385883] [2021-10-22 12:32:20,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-22 12:32:20,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 12:32:20,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-22 12:32:20,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-10-22 12:32:20,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:20,429 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 12:32:20,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 12:32:20,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:20,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:20,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:20,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 12:32:20,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-22 12:32:20,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:20,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:20,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-22 12:32:20,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:20,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 12:32:20,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-22 12:32:20,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 12:32:20,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 12:32:20,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-22 12:32:20,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:20,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-22 12:32:20,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 12:32:20,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 12:32:20,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-22 12:32:20,534 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 12:32:20,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 12:32:20,534 INFO L82 PathProgramCache]: Analyzing trace with hash 1350350928, now seen corresponding path program 8 times [2021-10-22 12:32:20,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 12:32:20,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884038335] [2021-10-22 12:32:20,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 12:32:20,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 12:32:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 12:32:20,555 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-22 12:32:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 12:32:20,605 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-22 12:32:20,605 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-22 12:32:20,605 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 12:32:20,605 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-22 12:32:20,605 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-22 12:32:20,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-22 12:32:20,606 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (2/2) [2021-10-22 12:32:20,608 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-22 12:32:20,608 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-22 12:32:20,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 12:32:20 BasicIcfg [2021-10-22 12:32:20,697 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-22 12:32:20,698 INFO L168 Benchmark]: Toolchain (without parser) took 6938.87 ms. Allocated memory was 194.0 MB in the beginning and 405.8 MB in the end (delta: 211.8 MB). Free memory was 135.1 MB in the beginning and 215.4 MB in the end (delta: -80.3 MB). Peak memory consumption was 132.0 MB. Max. memory is 8.0 GB. [2021-10-22 12:32:20,698 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 194.0 MB. Free memory was 153.5 MB in the beginning and 153.5 MB in the end (delta: 65.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-22 12:32:20,699 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.55 ms. Allocated memory was 194.0 MB in the beginning and 298.8 MB in the end (delta: 104.9 MB). Free memory was 134.9 MB in the beginning and 256.9 MB in the end (delta: -122.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-10-22 12:32:20,700 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.70 ms. Allocated memory is still 298.8 MB. Free memory was 256.9 MB in the beginning and 253.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-22 12:32:20,700 INFO L168 Benchmark]: Boogie Preprocessor took 36.55 ms. Allocated memory is still 298.8 MB. Free memory was 253.8 MB in the beginning and 251.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-22 12:32:20,700 INFO L168 Benchmark]: RCFGBuilder took 1254.06 ms. Allocated memory is still 298.8 MB. Free memory was 251.7 MB in the beginning and 219.2 MB in the end (delta: 32.4 MB). Peak memory consumption was 159.4 MB. Max. memory is 8.0 GB. [2021-10-22 12:32:20,700 INFO L168 Benchmark]: TraceAbstraction took 5063.48 ms. Allocated memory was 298.8 MB in the beginning and 405.8 MB in the end (delta: 107.0 MB). Free memory was 218.7 MB in the beginning and 215.4 MB in the end (delta: 3.3 MB). Peak memory consumption was 110.3 MB. Max. memory is 8.0 GB. [2021-10-22 12:32:20,701 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 194.0 MB. Free memory was 153.5 MB in the beginning and 153.5 MB in the end (delta: 65.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 512.55 ms. Allocated memory was 194.0 MB in the beginning and 298.8 MB in the end (delta: 104.9 MB). Free memory was 134.9 MB in the beginning and 256.9 MB in the end (delta: -122.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 66.70 ms. Allocated memory is still 298.8 MB. Free memory was 256.9 MB in the beginning and 253.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 36.55 ms. Allocated memory is still 298.8 MB. Free memory was 253.8 MB in the beginning and 251.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1254.06 ms. Allocated memory is still 298.8 MB. Free memory was 251.7 MB in the beginning and 219.2 MB in the end (delta: 32.4 MB). Peak memory consumption was 159.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5063.48 ms. Allocated memory was 298.8 MB in the beginning and 405.8 MB in the end (delta: 107.0 MB). Free memory was 218.7 MB in the beginning and 215.4 MB in the end (delta: 3.3 MB). Peak memory consumption was 110.3 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: 1483, positive: 1378, positive conditional: 704, positive unconditional: 674, negative: 105, negative conditional: 85, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1473, positive: 1378, positive conditional: 0, positive unconditional: 1378, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 703, positive: 681, positive conditional: 0, positive unconditional: 681, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 703, positive: 680, positive conditional: 0, positive unconditional: 680, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 313, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 311, negative conditional: 0, negative unconditional: 311, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1473, positive: 697, positive conditional: 0, positive unconditional: 697, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 703, unknown conditional: 0, unknown unconditional: 703] , Statistics on independence cache: Total cache size (in pairs): 703, Positive cache size: 681, Positive conditional cache size: 0, Positive unconditional cache size: 681, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22, Independence queries for same thread: 10 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 332, Number of persistent set computation: 195, Number of trivial persistent sets: 170, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1483, positive: 1378, positive conditional: 704, positive unconditional: 674, negative: 105, negative conditional: 85, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1473, positive: 1378, positive conditional: 0, positive unconditional: 1378, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 703, positive: 681, positive conditional: 0, positive unconditional: 681, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 703, positive: 680, positive conditional: 0, positive unconditional: 680, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 313, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 311, negative conditional: 0, negative unconditional: 311, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1473, positive: 697, positive conditional: 0, positive unconditional: 697, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 703, unknown conditional: 0, unknown unconditional: 703] , Statistics on independence cache: Total cache size (in pairs): 703, Positive cache size: 681, Positive conditional cache size: 0, Positive unconditional cache size: 681, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22, Independence queries for same thread: 10 - 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: 11037, positive: 10356, positive conditional: 9420, positive unconditional: 936, negative: 681, negative conditional: 648, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10821, positive: 10356, positive conditional: 0, positive unconditional: 10356, negative: 465, negative conditional: 0, negative unconditional: 465, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 978, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 978, positive: 940, positive conditional: 0, positive unconditional: 940, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 424, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 422, negative conditional: 0, negative unconditional: 422, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10821, positive: 9414, positive conditional: 0, positive unconditional: 9414, negative: 429, negative conditional: 0, negative unconditional: 429, unknown: 978, unknown conditional: 0, unknown unconditional: 978] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 942, Positive conditional cache size: 0, Positive unconditional cache size: 942, Negative cache size: 36, Negative conditional cache size: 0, Negative unconditional cache size: 36, Independence queries for same thread: 216 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 446, Number of persistent set computation: 831, Number of trivial persistent sets: 754, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11037, positive: 10356, positive conditional: 9420, positive unconditional: 936, negative: 681, negative conditional: 648, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10821, positive: 10356, positive conditional: 0, positive unconditional: 10356, negative: 465, negative conditional: 0, negative unconditional: 465, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 978, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 978, positive: 940, positive conditional: 0, positive unconditional: 940, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 424, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 422, negative conditional: 0, negative unconditional: 422, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10821, positive: 9414, positive conditional: 0, positive unconditional: 9414, negative: 429, negative conditional: 0, negative unconditional: 429, unknown: 978, unknown conditional: 0, unknown unconditional: 978] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 942, Positive conditional cache size: 0, Positive unconditional cache size: 942, Negative cache size: 36, Negative conditional cache size: 0, Negative unconditional cache size: 36, Independence queries for same thread: 216 - 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] [L712] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L713] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L714] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L716] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L717] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L718] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L719] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L720] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L721] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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$r_buff0_thd2=0] [L722] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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] [L723] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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] [L724] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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$r_buff1_thd2=0] [L725] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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$read_delayed=0] [L726] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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}] [L727] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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] [L728] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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$w_buff0_used=0] [L729] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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$w_buff1=0] [L730] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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] [L732] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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] [L734] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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, z=0] [L735] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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, z=0] [L736] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L802] 0 pthread_t t1095; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L803] FCALL, FORK 0 pthread_create(&t1095, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L804] 0 pthread_t t1096; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L805] FCALL, FORK 0 pthread_create(&t1096, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L760] 2 x$w_buff1 = x$w_buff0 [L761] 2 x$w_buff0 = 2 [L762] 2 x$w_buff1_used = x$w_buff0_used [L763] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L765] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L766] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L767] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L768] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L771] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L774] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L777] 2 __unbuffered_p1_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L740] 1 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L743] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L746] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L746] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L746] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L746] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L747] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L747] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L748] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L748] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L749] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L749] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L750] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L750] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L753] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L755] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L780] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L780] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L781] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L781] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L782] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L782] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L783] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L783] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L784] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L784] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L787] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L807] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L789] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L811] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L811] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L811] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L811] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L812] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L812] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L813] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L813] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L814] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L814] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L815] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L815] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L818] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L819] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L820] 0 x$flush_delayed = weak$$choice2 [L821] 0 x$mem_tmp = x [L822] EXPR 0 !x$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) [L822] 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) [L823] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L823] 0 x$w_buff0 = weak$$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)) [L824] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L824] 0 x$w_buff1 = weak$$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)) [L825] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L825] 0 x$w_buff0_used = weak$$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)) [L826] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L826] 0 x$w_buff1_used = weak$$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)) [L827] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L827] 0 x$r_buff0_thd0 = weak$$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)) [L828] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L828] 0 x$r_buff1_thd0 = weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L829] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L830] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L830] 0 x = x$flush_delayed ? x$mem_tmp : x [L831] 0 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, 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, z=1] [L18] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, 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, z=1] [L18] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, 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, z=1] - UnprovableResult [Line: 805]: 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: 803]: 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, 110 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 858.6ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.0ms, PartialOrderReductionTime: 466.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4, 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: 5.3ms SsaConstructionTime, 95.3ms SatisfiabilityAnalysisTime, 169.2ms InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 210 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, 110 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 4014.1ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 2252.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 105, 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: 26.2ms SsaConstructionTime, 301.2ms SatisfiabilityAnalysisTime, 1271.8ms InterpolantComputationTime, 737 NumberOfCodeBlocks, 737 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 653 ConstructedInterpolants, 0 QuantifiedInterpolants, 3935 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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 12:32:20,728 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 12:32:20,942 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 12:32:21,142 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...