/usr/bin/java -Xmx16000000000 -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-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix055.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 01:24:36,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 01:24:36,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 01:24:36,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-11-14 01:24:36,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 01:24:36,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 01:24:36,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 01:24:36,434 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-NoLbe-Lockstep.epf [2021-11-14 01:24:36,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 01:24:36,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 01:24:36,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 01:24:36,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 01:24:36,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 01:24:36,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 01:24:36,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 01:24:36,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 01:24:36,461 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 01:24:36,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 01:24:36,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 01:24:36,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 01:24:36,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 01:24:36,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 01:24:36,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 01:24:36,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 01:24:36,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 01:24:36,462 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 01:24:36,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 01:24:36,462 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 01:24:36,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 01:24:36,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 01:24:36,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 01:24:36,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 01:24:36,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 01:24:36,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 01:24:36,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 01:24:36,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 01:24:36,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 01:24:36,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 01:24:36,463 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-11-14 01:24:36,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 01:24:36,463 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 01:24:36,463 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 01:24:36,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 01:24:36,463 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 01:24:36,463 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 01:24:36,464 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-14 01:24:36,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 01:24:36,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 01:24:36,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 01:24:36,657 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 01:24:36,662 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 01:24:36,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix055.opt.i [2021-11-14 01:24:36,710 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b6d4c68/006f7580d5884178aa68e8a88ff53c52/FLAGf591aa5b5 [2021-11-14 01:24:37,137 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 01:24:37,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix055.opt.i [2021-11-14 01:24:37,148 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b6d4c68/006f7580d5884178aa68e8a88ff53c52/FLAGf591aa5b5 [2021-11-14 01:24:37,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b6d4c68/006f7580d5884178aa68e8a88ff53c52 [2021-11-14 01:24:37,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 01:24:37,159 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 01:24:37,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 01:24:37,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 01:24:37,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 01:24:37,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c164b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37, skipping insertion in model container [2021-11-14 01:24:37,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 01:24:37,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 01:24:37,376 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/mix055.opt.i[944,957] [2021-11-14 01:24:37,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 01:24:37,524 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 01:24:37,534 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/mix055.opt.i[944,957] [2021-11-14 01:24:37,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 01:24:37,608 INFO L208 MainTranslator]: Completed translation [2021-11-14 01:24:37,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37 WrapperNode [2021-11-14 01:24:37,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 01:24:37,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 01:24:37,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 01:24:37,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 01:24:37,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 01:24:37,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 01:24:37,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 01:24:37,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 01:24:37,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,675 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 01:24:37,678 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 01:24:37,678 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 01:24:37,678 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 01:24:37,689 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37" (1/1) ... [2021-11-14 01:24:37,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 01:24:37,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 01:24:37,746 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) [2021-11-14 01:24:37,762 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 [2021-11-14 01:24:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 01:24:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-14 01:24:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 01:24:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 01:24:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 01:24:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-14 01:24:37,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-14 01:24:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-14 01:24:37,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-14 01:24:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-14 01:24:37,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-14 01:24:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-14 01:24:37,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-14 01:24:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 01:24:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-14 01:24:37,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 01:24:37,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 01:24:37,783 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-14 01:24:38,381 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 01:24:38,381 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-14 01:24:38,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:24:38 BoogieIcfgContainer [2021-11-14 01:24:38,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 01:24:38,384 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 01:24:38,384 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 01:24:38,386 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 01:24:38,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 01:24:37" (1/3) ... [2021-11-14 01:24:38,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55c68e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:24:38, skipping insertion in model container [2021-11-14 01:24:38,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:24:37" (2/3) ... [2021-11-14 01:24:38,387 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55c68e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:24:38, skipping insertion in model container [2021-11-14 01:24:38,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:24:38" (3/3) ... [2021-11-14 01:24:38,387 INFO L111 eAbstractionObserver]: Analyzing ICFG mix055.opt.i [2021-11-14 01:24:38,390 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 01:24:38,390 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 01:24:38,391 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-14 01:24:38,391 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 01:24:38,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,415 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,415 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,415 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,415 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,416 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,416 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,416 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,416 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,416 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,416 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,416 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,416 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,416 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,417 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,417 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,417 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,417 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,417 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,417 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,420 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,420 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,420 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,420 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,424 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,424 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,424 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,424 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,424 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,425 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,425 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,425 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,425 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,426 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,430 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,430 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,430 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,431 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,431 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,432 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,432 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,432 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,432 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,432 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,432 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,433 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,433 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,433 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,433 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,433 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,433 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,433 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,433 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,433 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,433 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,434 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,434 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,434 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,434 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,434 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-14 01:24:38,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 01:24:38,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 01:24:38,495 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) [2021-11-14 01:24:38,505 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 [2021-11-14 01:24:38,519 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-14 01:24:38,523 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-14 01:24:38,523 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-14 01:24:38,602 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,602 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,602 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,602 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,602 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,602 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,603 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,603 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,603 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,603 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,603 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,603 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,603 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,604 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,675 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,677 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,677 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,677 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,677 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,677 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,677 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,677 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,700 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,702 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,703 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,703 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,703 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,703 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,703 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,703 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,704 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,704 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,704 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,743 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,750 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,759 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,778 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,807 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:38,825 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:24:38,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:24:38,831 INFO L85 PathProgramCache]: Analyzing trace with hash 273516440, now seen corresponding path program 1 times [2021-11-14 01:24:38,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:24:38,836 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327902657] [2021-11-14 01:24:38,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:24:38,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:24:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:24:39,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:24:39,058 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:24:39,058 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327902657] [2021-11-14 01:24:39,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327902657] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:24:39,059 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:24:39,059 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 01:24:39,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272038333] [2021-11-14 01:24:39,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:24:39,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-14 01:24:39,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:24:39,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-14 01:24:39,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-14 01:24:39,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:39,077 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:24:39,078 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 53.0) internal successors, (106), 2 states have internal predecessors, (106), 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) [2021-11-14 01:24:39,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:39,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:39,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 01:24:39,102 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:24:39,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:24:39,103 INFO L85 PathProgramCache]: Analyzing trace with hash 920665050, now seen corresponding path program 1 times [2021-11-14 01:24:39,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:24:39,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812756816] [2021-11-14 01:24:39,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:24:39,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:24:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:24:39,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:24:39,282 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:24:39,282 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812756816] [2021-11-14 01:24:39,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812756816] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:24:39,283 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:24:39,283 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-14 01:24:39,283 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104480297] [2021-11-14 01:24:39,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:24:39,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-14 01:24:39,284 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:24:39,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-14 01:24:39,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-14 01:24:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:39,284 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:24:39,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 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) [2021-11-14 01:24:39,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:39,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:39,306 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,306 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,306 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,307 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,307 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,307 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,307 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,307 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,307 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,307 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,308 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,308 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,308 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,308 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,325 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,325 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:39,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:39,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 01:24:39,359 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:24:39,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:24:39,360 INFO L85 PathProgramCache]: Analyzing trace with hash -699364669, now seen corresponding path program 1 times [2021-11-14 01:24:39,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:24:39,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952916670] [2021-11-14 01:24:39,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:24:39,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:24:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:24:39,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:24:39,589 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:24:39,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952916670] [2021-11-14 01:24:39,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952916670] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:24:39,589 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:24:39,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 01:24:39,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338145807] [2021-11-14 01:24:39,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:24:39,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 01:24:39,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:24:39,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 01:24:39,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-14 01:24:39,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:39,591 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:24:39,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 01:24:39,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:39,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:39,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:39,688 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,689 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,710 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,711 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,711 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,712 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,712 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,712 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,712 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,712 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,712 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,712 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,712 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,713 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,713 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,713 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,713 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,766 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,767 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,767 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,767 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,767 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,767 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,768 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,768 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,768 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,769 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,769 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,769 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,770 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,770 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,772 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,787 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,787 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,788 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,788 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,788 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,788 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,788 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,788 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,788 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,788 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,789 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,789 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,789 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,789 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,790 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,827 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,827 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,827 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,827 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,828 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,829 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,829 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,846 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,846 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,847 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,847 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,847 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,847 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,847 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,847 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,847 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,847 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,848 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,848 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,848 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,848 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:39,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:39,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:39,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:39,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-14 01:24:39,871 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:24:39,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:24:39,871 INFO L85 PathProgramCache]: Analyzing trace with hash -369407575, now seen corresponding path program 2 times [2021-11-14 01:24:39,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:24:39,872 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774263318] [2021-11-14 01:24:39,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:24:39,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:24:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:24:40,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:24:40,213 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:24:40,214 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774263318] [2021-11-14 01:24:40,214 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774263318] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:24:40,216 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:24:40,216 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-14 01:24:40,217 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177221314] [2021-11-14 01:24:40,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:24:40,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-14 01:24:40,218 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:24:40,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-14 01:24:40,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-11-14 01:24:40,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:40,218 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:24:40,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.461538461538462) internal successors, (110), 13 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 01:24:40,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:40,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:40,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:40,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:40,343 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,343 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,343 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,343 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,344 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,414 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,420 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,423 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,428 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,432 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,438 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,453 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,453 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,453 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,453 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,453 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,453 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,454 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,454 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,504 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,505 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,522 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,522 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,534 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,622 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,636 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,748 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,756 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,759 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,765 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,768 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,772 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,777 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,777 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:40,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:40,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:40,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:40,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:40,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-14 01:24:40,855 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:24:40,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:24:40,855 INFO L85 PathProgramCache]: Analyzing trace with hash 18498049, now seen corresponding path program 3 times [2021-11-14 01:24:40,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:24:40,855 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21562104] [2021-11-14 01:24:40,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:24:40,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:24:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:24:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:24:41,078 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:24:41,078 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21562104] [2021-11-14 01:24:41,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21562104] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:24:41,078 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:24:41,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-14 01:24:41,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624948747] [2021-11-14 01:24:41,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:24:41,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-14 01:24:41,079 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:24:41,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-14 01:24:41,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-11-14 01:24:41,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:41,080 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:24:41,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.461538461538462) internal successors, (110), 13 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 01:24:41,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:41,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:41,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:41,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:41,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:41,106 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,113 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,206 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,215 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,232 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,259 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,260 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,276 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,276 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,287 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,299 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,309 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,323 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,347 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,361 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,380 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,398 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,439 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,445 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,461 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,462 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,506 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,535 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,549 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,565 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,616 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,620 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,626 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:41,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:41,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:41,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:41,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:41,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:24:41,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-14 01:24:41,654 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:24:41,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:24:41,654 INFO L85 PathProgramCache]: Analyzing trace with hash -22909961, now seen corresponding path program 4 times [2021-11-14 01:24:41,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:24:41,654 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7114897] [2021-11-14 01:24:41,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:24:41,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:24:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:24:41,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:24:41,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:24:41,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7114897] [2021-11-14 01:24:41,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7114897] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:24:41,940 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:24:41,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-14 01:24:41,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450049517] [2021-11-14 01:24:41,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:24:41,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-14 01:24:41,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:24:41,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-14 01:24:41,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-11-14 01:24:41,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:41,945 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:24:41,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.461538461538462) internal successors, (110), 13 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 01:24:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:24:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:41,977 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,002 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,015 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,053 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,129 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,133 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,138 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,144 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,150 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,155 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,267 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,381 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,396 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,413 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,432 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,432 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,446 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,446 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,459 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,459 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,466 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,466 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:42,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:42,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:42,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:42,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:24:42,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-14 01:24:42,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-14 01:24:42,493 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:24:42,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:24:42,494 INFO L85 PathProgramCache]: Analyzing trace with hash 2115184081, now seen corresponding path program 5 times [2021-11-14 01:24:42,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:24:42,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956870595] [2021-11-14 01:24:42,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:24:42,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:24:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:24:42,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:24:42,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:24:42,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956870595] [2021-11-14 01:24:42,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956870595] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:24:42,684 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:24:42,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-14 01:24:42,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280890298] [2021-11-14 01:24:42,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:24:42,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-14 01:24:42,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:24:42,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-14 01:24:42,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-11-14 01:24:42,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:42,686 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:24:42,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 01:24:42,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:42,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:42,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:42,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:42,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:24:42,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-14 01:24:42,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:42,990 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,993 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:42,998 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,003 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,105 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,114 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,276 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,321 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,438 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,438 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,449 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,486 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,532 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,540 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,555 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,555 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite3_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,608 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:43,620 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:49,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:49,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:49,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:24:49,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-14 01:24:49,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-14 01:24:49,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-14 01:24:49,281 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:24:49,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:24:49,283 INFO L85 PathProgramCache]: Analyzing trace with hash -970111643, now seen corresponding path program 6 times [2021-11-14 01:24:49,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:24:49,283 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222447557] [2021-11-14 01:24:49,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:24:49,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:24:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:24:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:24:49,422 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:24:49,422 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222447557] [2021-11-14 01:24:49,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222447557] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:24:49,423 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:24:49,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-14 01:24:49,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67375976] [2021-11-14 01:24:49,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:24:49,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-14 01:24:49,423 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:24:49,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-14 01:24:49,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-14 01:24:49,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:49,424 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:24:49,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.333333333333332) internal successors, (110), 6 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 01:24:49,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:49,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:49,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:49,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:49,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:24:49,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-14 01:24:49,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-14 01:24:49,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:49,501 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite9#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:24:49,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:49,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:49,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:49,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:49,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:24:49,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-14 01:24:49,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-14 01:24:49,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 01:24:49,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-14 01:24:49,544 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:24:49,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:24:49,545 INFO L85 PathProgramCache]: Analyzing trace with hash -726185883, now seen corresponding path program 7 times [2021-11-14 01:24:49,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:24:49,545 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361075952] [2021-11-14 01:24:49,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:24:49,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:24:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:24:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:24:49,633 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:24:49,633 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361075952] [2021-11-14 01:24:49,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361075952] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:24:49,633 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:24:49,634 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-14 01:24:49,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188173758] [2021-11-14 01:24:49,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:24:49,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-14 01:24:49,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:24:49,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-14 01:24:49,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-14 01:24:49,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:49,635 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:24:49,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 9 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 01:24:49,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:49,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:49,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:49,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:49,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:24:49,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-14 01:24:49,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-14 01:24:49,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 01:24:49,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:50,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:50,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:50,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:50,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:50,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:24:50,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-14 01:24:50,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-14 01:24:50,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 01:24:50,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:50,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-14 01:24:50,741 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:24:50,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:24:50,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1378512479, now seen corresponding path program 8 times [2021-11-14 01:24:50,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:24:50,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568364337] [2021-11-14 01:24:50,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:24:50,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:24:50,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:24:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:24:50,813 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:24:50,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568364337] [2021-11-14 01:24:50,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568364337] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:24:50,813 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:24:50,813 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 01:24:50,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385626289] [2021-11-14 01:24:50,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:24:50,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 01:24:50,814 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:24:50,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 01:24:50,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-14 01:24:50,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:50,814 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:24:50,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 01:24:50,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:50,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:50,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:50,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:50,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:24:50,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-14 01:24:50,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-14 01:24:50,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 01:24:50,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:50,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:51,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:24:51,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 01:24:51,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:51,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:51,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:24:51,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-14 01:24:51,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-14 01:24:51,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 01:24:51,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-14 01:24:51,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:24:51,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-14 01:24:51,512 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:24:51,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:24:51,513 INFO L85 PathProgramCache]: Analyzing trace with hash -518425089, now seen corresponding path program 9 times [2021-11-14 01:24:51,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:24:51,514 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60790440] [2021-11-14 01:24:51,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:24:51,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:24:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 01:24:51,560 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-14 01:24:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 01:24:51,628 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-14 01:24:51,628 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-14 01:24:51,628 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-14 01:24:51,630 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-14 01:24:51,630 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-14 01:24:51,630 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-14 01:24:51,630 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-14 01:24:51,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-14 01:24:51,636 INFO L732 BasicCegarLoop]: Path program histogram: [9, 1, 1] [2021-11-14 01:24:51,636 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2021-11-14 01:24:51,639 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-14 01:24:51,639 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-14 01:24:51,701 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-14 01:24:51,716 INFO L158 Benchmark]: Toolchain (without parser) took 14556.79ms. Allocated memory was 333.4MB in the beginning and 7.9GB in the end (delta: 7.5GB). Free memory was 276.5MB in the beginning and 7.3GB in the end (delta: -7.0GB). Peak memory consumption was 536.0MB. Max. memory is 16.0GB. [2021-11-14 01:24:51,716 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 333.4MB. Free memory is still 295.0MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 01:24:51,717 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.13ms. Allocated memory was 333.4MB in the beginning and 446.7MB in the end (delta: 113.2MB). Free memory was 276.3MB in the beginning and 406.1MB in the end (delta: -129.8MB). Peak memory consumption was 7.2MB. Max. memory is 16.0GB. [2021-11-14 01:24:51,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.70ms. Allocated memory is still 446.7MB. Free memory was 406.1MB in the beginning and 403.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2021-11-14 01:24:51,717 INFO L158 Benchmark]: Boogie Preprocessor took 22.43ms. Allocated memory is still 446.7MB. Free memory was 403.3MB in the beginning and 401.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 01:24:51,717 INFO L158 Benchmark]: RCFGBuilder took 704.53ms. Allocated memory is still 446.7MB. Free memory was 400.5MB in the beginning and 334.8MB in the end (delta: 65.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.0GB. [2021-11-14 01:24:51,718 INFO L158 Benchmark]: TraceAbstraction took 13331.99ms. Allocated memory was 446.7MB in the beginning and 7.9GB in the end (delta: 7.4GB). Free memory was 334.1MB in the beginning and 7.3GB in the end (delta: -7.0GB). Peak memory consumption was 481.2MB. Max. memory is 16.0GB. [2021-11-14 01:24:51,719 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 333.4MB. Free memory is still 295.0MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 440.13ms. Allocated memory was 333.4MB in the beginning and 446.7MB in the end (delta: 113.2MB). Free memory was 276.3MB in the beginning and 406.1MB in the end (delta: -129.8MB). Peak memory consumption was 7.2MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 45.70ms. Allocated memory is still 446.7MB. Free memory was 406.1MB in the beginning and 403.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 22.43ms. Allocated memory is still 446.7MB. Free memory was 403.3MB in the beginning and 401.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 704.53ms. Allocated memory is still 446.7MB. Free memory was 400.5MB in the beginning and 334.8MB in the end (delta: 65.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.0GB. * TraceAbstraction took 13331.99ms. Allocated memory was 446.7MB in the beginning and 7.9GB in the end (delta: 7.4GB). Free memory was 334.1MB in the beginning and 7.3GB in the end (delta: -7.0GB). Peak memory consumption was 481.2MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 683017, positive: 670874, positive conditional: 668023, positive unconditional: 2851, negative: 12143, negative conditional: 12096, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 676178, positive: 670874, positive conditional: 668023, positive unconditional: 2851, negative: 5304, negative conditional: 5257, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 676178, positive: 670874, positive conditional: 668023, positive unconditional: 2851, negative: 5304, negative conditional: 5257, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 710646, positive: 670874, positive conditional: 667943, positive unconditional: 2931, negative: 39772, negative conditional: 34468, negative unconditional: 5304, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 710646, positive: 670874, positive conditional: 230675, positive unconditional: 440199, negative: 39772, negative conditional: 14772, negative unconditional: 25000, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 710646, positive: 670874, positive conditional: 230675, positive unconditional: 440199, negative: 39772, negative conditional: 14772, negative unconditional: 25000, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3097, positive: 2972, positive conditional: 87, positive unconditional: 2885, negative: 125, negative conditional: 75, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3097, positive: 2876, positive conditional: 0, positive unconditional: 2876, negative: 221, negative conditional: 0, negative unconditional: 221, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 221, positive: 96, positive conditional: 84, positive unconditional: 12, negative: 125, negative conditional: 75, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2380, positive: 874, positive conditional: 859, positive unconditional: 15, negative: 1506, negative conditional: 929, negative unconditional: 577, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 710646, positive: 667902, positive conditional: 230588, positive unconditional: 437314, negative: 39647, negative conditional: 14697, negative unconditional: 24950, unknown: 3097, unknown conditional: 162, unknown unconditional: 2935] , Statistics on independence cache: Total cache size (in pairs): 3097, Positive cache size: 2972, Positive conditional cache size: 87, Positive unconditional cache size: 2885, Negative cache size: 125, Negative conditional cache size: 75, Negative unconditional cache size: 50, Eliminated conditions: 456964, Maximal queried relation: 9, Independence queries for same thread: 6839 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1636.55ms, Number of persistent set computation: 38347, Number of trivial persistent sets: 35175, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2898, positive: 2851, positive conditional: 0, positive unconditional: 2851, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 683017, positive: 670874, positive conditional: 668023, positive unconditional: 2851, negative: 12143, negative conditional: 12096, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 676178, positive: 670874, positive conditional: 668023, positive unconditional: 2851, negative: 5304, negative conditional: 5257, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 676178, positive: 670874, positive conditional: 668023, positive unconditional: 2851, negative: 5304, negative conditional: 5257, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 710646, positive: 670874, positive conditional: 667943, positive unconditional: 2931, negative: 39772, negative conditional: 34468, negative unconditional: 5304, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 710646, positive: 670874, positive conditional: 230675, positive unconditional: 440199, negative: 39772, negative conditional: 14772, negative unconditional: 25000, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 710646, positive: 670874, positive conditional: 230675, positive unconditional: 440199, negative: 39772, negative conditional: 14772, negative unconditional: 25000, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3097, positive: 2972, positive conditional: 87, positive unconditional: 2885, negative: 125, negative conditional: 75, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3097, positive: 2876, positive conditional: 0, positive unconditional: 2876, negative: 221, negative conditional: 0, negative unconditional: 221, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 221, positive: 96, positive conditional: 84, positive unconditional: 12, negative: 125, negative conditional: 75, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2380, positive: 874, positive conditional: 859, positive unconditional: 15, negative: 1506, negative conditional: 929, negative unconditional: 577, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 710646, positive: 667902, positive conditional: 230588, positive unconditional: 437314, negative: 39647, negative conditional: 14697, negative unconditional: 24950, unknown: 3097, unknown conditional: 162, unknown unconditional: 2935] , Statistics on independence cache: Total cache size (in pairs): 3097, Positive cache size: 2972, Positive conditional cache size: 87, Positive unconditional cache size: 2885, Negative cache size: 125, Negative conditional cache size: 75, Negative unconditional cache size: 50, Eliminated conditions: 456964, Maximal queried relation: 9, Independence queries for same thread: 6839 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-14 01:24:51,763 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 [2021-11-14 01:24:51,956 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...