/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix023_power.opt_pso.opt_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 13:32:19,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-18 13:32:19,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-18 13:32:19,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-18 13:32:19,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 13:32:19,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 13:32:19,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 13:32:19,087 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-FA-NoLbe.epf [2022-02-18 13:32:19,100 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 13:32:19,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 13:32:19,100 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 13:32:19,101 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 13:32:19,101 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 13:32:19,101 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 13:32:19,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 13:32:19,102 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 13:32:19,102 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 13:32:19,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 13:32:19,102 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 13:32:19,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 13:32:19,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 13:32:19,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 13:32:19,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 13:32:19,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 13:32:19,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 13:32:19,103 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 13:32:19,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 13:32:19,103 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 13:32:19,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 13:32:19,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 13:32:19,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 13:32:19,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 13:32:19,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 13:32:19,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 13:32:19,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 13:32:19,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 13:32:19,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 13:32:19,104 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 13:32:19,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 13:32:19,104 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 13:32:19,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 13:32:19,104 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-18 13:32:19,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 13:32:19,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 13:32:19,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 13:32:19,317 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 13:32:19,317 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 13:32:19,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix023_power.opt_pso.opt_rmo.opt.i [2022-02-18 13:32:19,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fed942621/39c970b8c2ab4861aee33c2fcc7687dc/FLAG193a4512a [2022-02-18 13:32:19,748 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 13:32:19,749 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix023_power.opt_pso.opt_rmo.opt.i [2022-02-18 13:32:19,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fed942621/39c970b8c2ab4861aee33c2fcc7687dc/FLAG193a4512a [2022-02-18 13:32:19,782 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fed942621/39c970b8c2ab4861aee33c2fcc7687dc [2022-02-18 13:32:19,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 13:32:19,785 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 13:32:19,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 13:32:19,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 13:32:19,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 13:32:19,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 01:32:19" (1/1) ... [2022-02-18 13:32:19,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c4762c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:19, skipping insertion in model container [2022-02-18 13:32:19,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 01:32:19" (1/1) ... [2022-02-18 13:32:19,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 13:32:19,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 13:32:19,977 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix023_power.opt_pso.opt_rmo.opt.i[966,979] [2022-02-18 13:32:20,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 13:32:20,142 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 13:32:20,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix023_power.opt_pso.opt_rmo.opt.i[966,979] [2022-02-18 13:32:20,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 13:32:20,239 INFO L208 MainTranslator]: Completed translation [2022-02-18 13:32:20,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20 WrapperNode [2022-02-18 13:32:20,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 13:32:20,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 13:32:20,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 13:32:20,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 13:32:20,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20" (1/1) ... [2022-02-18 13:32:20,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20" (1/1) ... [2022-02-18 13:32:20,276 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 193 [2022-02-18 13:32:20,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 13:32:20,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 13:32:20,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 13:32:20,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 13:32:20,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20" (1/1) ... [2022-02-18 13:32:20,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20" (1/1) ... [2022-02-18 13:32:20,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20" (1/1) ... [2022-02-18 13:32:20,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20" (1/1) ... [2022-02-18 13:32:20,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20" (1/1) ... [2022-02-18 13:32:20,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20" (1/1) ... [2022-02-18 13:32:20,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20" (1/1) ... [2022-02-18 13:32:20,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 13:32:20,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 13:32:20,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 13:32:20,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 13:32:20,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20" (1/1) ... [2022-02-18 13:32:20,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 13:32:20,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 13:32:20,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-18 13:32:20,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-18 13:32:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 13:32:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-18 13:32:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 13:32:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 13:32:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 13:32:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-18 13:32:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-18 13:32:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-18 13:32:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-18 13:32:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-18 13:32:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-18 13:32:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-02-18 13:32:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-02-18 13:32:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-18 13:32:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-18 13:32:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 13:32:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 13:32:20,368 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 13:32:20,554 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 13:32:20,556 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 13:32:20,932 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 13:32:21,177 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 13:32:21,177 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-18 13:32:21,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 01:32:21 BoogieIcfgContainer [2022-02-18 13:32:21,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 13:32:21,180 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 13:32:21,180 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 13:32:21,182 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 13:32:21,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 01:32:19" (1/3) ... [2022-02-18 13:32:21,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799047e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 01:32:21, skipping insertion in model container [2022-02-18 13:32:21,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 01:32:20" (2/3) ... [2022-02-18 13:32:21,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799047e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 01:32:21, skipping insertion in model container [2022-02-18 13:32:21,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 01:32:21" (3/3) ... [2022-02-18 13:32:21,184 INFO L111 eAbstractionObserver]: Analyzing ICFG mix023_power.opt_pso.opt_rmo.opt.i [2022-02-18 13:32:21,188 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 13:32:21,188 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 13:32:21,188 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-18 13:32:21,188 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 13:32:21,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,232 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,232 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,233 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,233 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,233 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,233 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,234 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,234 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,234 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,234 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,235 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,235 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,235 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,235 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,235 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,235 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,236 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,236 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,236 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,236 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,236 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,239 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,239 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,240 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,244 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,244 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,259 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,259 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,259 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,259 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,259 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,260 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,260 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,260 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,262 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,262 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,262 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,262 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,262 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,263 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,263 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,263 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,263 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,263 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,263 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,263 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,263 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,263 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,263 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,263 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,264 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,264 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,264 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,264 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,264 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,264 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,264 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,264 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,264 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,264 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,265 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,266 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,266 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,266 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,266 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,266 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,266 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,266 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,267 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,267 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,267 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,268 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,268 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,268 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,268 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,268 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,268 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,268 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,268 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,268 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,268 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,269 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,269 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,269 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,269 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,269 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,269 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,269 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,269 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,270 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,270 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,270 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,270 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,270 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,271 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,272 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,272 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,272 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,274 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,274 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,274 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,274 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,274 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,274 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,274 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,275 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,275 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,275 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,275 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,275 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,275 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,275 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,275 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,276 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,276 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,276 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,276 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,276 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,276 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,276 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,276 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,276 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,277 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,277 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,279 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,279 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,279 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,279 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,279 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 13:32:21,280 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-18 13:32:21,322 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 13:32:21,329 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=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 13:32:21,330 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-02-18 13:32:21,341 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 148 places, 137 transitions, 294 flow [2022-02-18 13:32:24,961 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 112881 states, 112878 states have (on average 4.442185368273711) internal successors, (501425), 112880 states have internal predecessors, (501425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:25,227 INFO L276 IsEmpty]: Start isEmpty. Operand has 112881 states, 112878 states have (on average 4.442185368273711) internal successors, (501425), 112880 states have internal predecessors, (501425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:25,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-02-18 13:32:25,238 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:32:25,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:32:25,239 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:32:25,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:32:25,243 INFO L85 PathProgramCache]: Analyzing trace with hash -350089660, now seen corresponding path program 1 times [2022-02-18 13:32:25,249 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:32:25,249 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493454872] [2022-02-18 13:32:25,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:32:25,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:32:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 13:32:25,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 13:32:25,447 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 13:32:25,447 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493454872] [2022-02-18 13:32:25,447 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493454872] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 13:32:25,447 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 13:32:25,447 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-18 13:32:25,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357815853] [2022-02-18 13:32:25,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 13:32:25,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-18 13:32:25,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 13:32:25,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-18 13:32:25,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 13:32:25,689 INFO L87 Difference]: Start difference. First operand has 112881 states, 112878 states have (on average 4.442185368273711) internal successors, (501425), 112880 states have internal predecessors, (501425), 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) Second operand has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:27,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 13:32:27,740 INFO L93 Difference]: Finished difference Result 94345 states and 411078 transitions. [2022-02-18 13:32:27,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 13:32:27,753 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2022-02-18 13:32:27,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 13:32:28,740 INFO L225 Difference]: With dead ends: 94345 [2022-02-18 13:32:28,740 INFO L226 Difference]: Without dead ends: 76201 [2022-02-18 13:32:28,741 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 13:32:28,744 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 57 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-18 13:32:28,744 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 199 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-18 13:32:28,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76201 states. [2022-02-18 13:32:31,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76201 to 76201. [2022-02-18 13:32:31,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76201 states, 76200 states have (on average 4.3936220472440946) internal successors, (334794), 76200 states have internal predecessors, (334794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:32,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76201 states to 76201 states and 334794 transitions. [2022-02-18 13:32:32,699 INFO L78 Accepts]: Start accepts. Automaton has 76201 states and 334794 transitions. Word has length 64 [2022-02-18 13:32:32,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 13:32:32,700 INFO L470 AbstractCegarLoop]: Abstraction has 76201 states and 334794 transitions. [2022-02-18 13:32:32,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:32,700 INFO L276 IsEmpty]: Start isEmpty. Operand 76201 states and 334794 transitions. [2022-02-18 13:32:32,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-02-18 13:32:32,802 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:32:32,802 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:32:32,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 13:32:32,803 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:32:32,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:32:32,804 INFO L85 PathProgramCache]: Analyzing trace with hash -270241964, now seen corresponding path program 1 times [2022-02-18 13:32:32,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:32:32,804 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31628983] [2022-02-18 13:32:32,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:32:32,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:32:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 13:32:33,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 13:32:33,098 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 13:32:33,098 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31628983] [2022-02-18 13:32:33,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31628983] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 13:32:33,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 13:32:33,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 13:32:33,099 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773157328] [2022-02-18 13:32:33,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 13:32:33,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 13:32:33,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 13:32:33,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 13:32:33,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-18 13:32:33,101 INFO L87 Difference]: Start difference. First operand 76201 states and 334794 transitions. Second operand has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:35,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 13:32:35,377 INFO L93 Difference]: Finished difference Result 138841 states and 602636 transitions. [2022-02-18 13:32:35,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 13:32:35,378 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2022-02-18 13:32:35,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 13:32:36,074 INFO L225 Difference]: With dead ends: 138841 [2022-02-18 13:32:36,074 INFO L226 Difference]: Without dead ends: 97061 [2022-02-18 13:32:36,075 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2022-02-18 13:32:36,076 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 276 mSDsluCounter, 796 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 896 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-18 13:32:36,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [276 Valid, 896 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-18 13:32:36,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97061 states. [2022-02-18 13:32:39,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97061 to 81269. [2022-02-18 13:32:39,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81269 states, 81268 states have (on average 4.331458876802677) internal successors, (352009), 81268 states have internal predecessors, (352009), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:40,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81269 states to 81269 states and 352009 transitions. [2022-02-18 13:32:40,315 INFO L78 Accepts]: Start accepts. Automaton has 81269 states and 352009 transitions. Word has length 86 [2022-02-18 13:32:40,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 13:32:40,316 INFO L470 AbstractCegarLoop]: Abstraction has 81269 states and 352009 transitions. [2022-02-18 13:32:40,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:40,316 INFO L276 IsEmpty]: Start isEmpty. Operand 81269 states and 352009 transitions. [2022-02-18 13:32:40,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-02-18 13:32:40,456 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:32:40,456 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:32:40,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 13:32:40,457 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:32:40,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:32:40,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1409293649, now seen corresponding path program 1 times [2022-02-18 13:32:40,457 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:32:40,457 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053920050] [2022-02-18 13:32:40,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:32:40,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:32:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 13:32:40,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 13:32:40,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 13:32:40,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053920050] [2022-02-18 13:32:40,607 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053920050] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 13:32:40,607 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 13:32:40,607 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 13:32:40,608 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285330504] [2022-02-18 13:32:40,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 13:32:40,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 13:32:40,608 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 13:32:40,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 13:32:40,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-18 13:32:40,609 INFO L87 Difference]: Start difference. First operand 81269 states and 352009 transitions. Second operand has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:42,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 13:32:42,373 INFO L93 Difference]: Finished difference Result 128429 states and 550295 transitions. [2022-02-18 13:32:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 13:32:42,374 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 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) Word has length 89 [2022-02-18 13:32:42,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 13:32:43,544 INFO L225 Difference]: With dead ends: 128429 [2022-02-18 13:32:43,544 INFO L226 Difference]: Without dead ends: 104929 [2022-02-18 13:32:43,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2022-02-18 13:32:43,551 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 305 mSDsluCounter, 682 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 785 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 13:32:43,552 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [305 Valid, 785 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 13:32:43,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104929 states. [2022-02-18 13:32:46,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104929 to 77273. [2022-02-18 13:32:46,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77273 states, 77272 states have (on average 4.316220623252924) internal successors, (333523), 77272 states have internal predecessors, (333523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:47,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77273 states to 77273 states and 333523 transitions. [2022-02-18 13:32:47,403 INFO L78 Accepts]: Start accepts. Automaton has 77273 states and 333523 transitions. Word has length 89 [2022-02-18 13:32:47,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 13:32:47,403 INFO L470 AbstractCegarLoop]: Abstraction has 77273 states and 333523 transitions. [2022-02-18 13:32:47,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:47,403 INFO L276 IsEmpty]: Start isEmpty. Operand 77273 states and 333523 transitions. [2022-02-18 13:32:47,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-18 13:32:47,553 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:32:47,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:32:47,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 13:32:47,553 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:32:47,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:32:47,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1144848974, now seen corresponding path program 1 times [2022-02-18 13:32:47,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:32:47,554 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756254668] [2022-02-18 13:32:47,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:32:47,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:32:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 13:32:47,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 13:32:47,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 13:32:47,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756254668] [2022-02-18 13:32:47,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756254668] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 13:32:47,750 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 13:32:47,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 13:32:47,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685171574] [2022-02-18 13:32:47,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 13:32:47,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 13:32:47,752 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 13:32:47,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 13:32:47,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-18 13:32:47,752 INFO L87 Difference]: Start difference. First operand 77273 states and 333523 transitions. Second operand has 7 states, 7 states have (on average 13.0) internal successors, (91), 7 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:49,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 13:32:49,427 INFO L93 Difference]: Finished difference Result 110693 states and 472324 transitions. [2022-02-18 13:32:49,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 13:32:49,428 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 7 states have internal predecessors, (91), 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) Word has length 91 [2022-02-18 13:32:49,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 13:32:49,935 INFO L225 Difference]: With dead ends: 110693 [2022-02-18 13:32:49,936 INFO L226 Difference]: Without dead ends: 91643 [2022-02-18 13:32:49,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2022-02-18 13:32:49,936 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 273 mSDsluCounter, 803 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 885 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 13:32:49,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [273 Valid, 885 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 13:32:50,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91643 states. [2022-02-18 13:32:52,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91643 to 64907. [2022-02-18 13:32:52,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64907 states, 64906 states have (on average 4.2928542815764335) internal successors, (278632), 64906 states have internal predecessors, (278632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:53,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64907 states to 64907 states and 278632 transitions. [2022-02-18 13:32:53,027 INFO L78 Accepts]: Start accepts. Automaton has 64907 states and 278632 transitions. Word has length 91 [2022-02-18 13:32:53,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 13:32:53,028 INFO L470 AbstractCegarLoop]: Abstraction has 64907 states and 278632 transitions. [2022-02-18 13:32:53,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 7 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:53,029 INFO L276 IsEmpty]: Start isEmpty. Operand 64907 states and 278632 transitions. [2022-02-18 13:32:53,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-02-18 13:32:53,487 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:32:53,487 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:32:53,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-18 13:32:53,487 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:32:53,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:32:53,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1112676759, now seen corresponding path program 1 times [2022-02-18 13:32:53,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:32:53,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926731871] [2022-02-18 13:32:53,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:32:53,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:32:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 13:32:53,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 13:32:53,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 13:32:53,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926731871] [2022-02-18 13:32:53,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926731871] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 13:32:53,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 13:32:53,617 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-18 13:32:53,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189232418] [2022-02-18 13:32:53,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 13:32:53,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 13:32:53,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 13:32:53,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 13:32:53,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-18 13:32:53,617 INFO L87 Difference]: Start difference. First operand 64907 states and 278632 transitions. Second operand has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:54,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 13:32:54,659 INFO L93 Difference]: Finished difference Result 81425 states and 344628 transitions. [2022-02-18 13:32:54,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 13:32:54,660 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-02-18 13:32:54,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 13:32:55,015 INFO L225 Difference]: With dead ends: 81425 [2022-02-18 13:32:55,015 INFO L226 Difference]: Without dead ends: 58915 [2022-02-18 13:32:55,016 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-02-18 13:32:55,017 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 233 mSDsluCounter, 410 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-18 13:32:55,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [233 Valid, 505 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-18 13:32:55,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58915 states. [2022-02-18 13:32:57,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58915 to 58915. [2022-02-18 13:32:57,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58915 states, 58914 states have (on average 4.223376447024476) internal successors, (248816), 58914 states have internal predecessors, (248816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58915 states to 58915 states and 248816 transitions. [2022-02-18 13:32:57,891 INFO L78 Accepts]: Start accepts. Automaton has 58915 states and 248816 transitions. Word has length 92 [2022-02-18 13:32:57,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 13:32:57,891 INFO L470 AbstractCegarLoop]: Abstraction has 58915 states and 248816 transitions. [2022-02-18 13:32:57,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:57,892 INFO L276 IsEmpty]: Start isEmpty. Operand 58915 states and 248816 transitions. [2022-02-18 13:32:58,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-02-18 13:32:58,042 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:32:58,042 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:32:58,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-18 13:32:58,043 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:32:58,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:32:58,045 INFO L85 PathProgramCache]: Analyzing trace with hash -288429864, now seen corresponding path program 1 times [2022-02-18 13:32:58,045 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:32:58,045 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227127841] [2022-02-18 13:32:58,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:32:58,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:32:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 13:32:58,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 13:32:58,266 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 13:32:58,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227127841] [2022-02-18 13:32:58,266 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227127841] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 13:32:58,266 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 13:32:58,266 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 13:32:58,266 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650699148] [2022-02-18 13:32:58,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 13:32:58,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 13:32:58,266 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 13:32:58,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 13:32:58,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-18 13:32:58,267 INFO L87 Difference]: Start difference. First operand 58915 states and 248816 transitions. Second operand has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:32:59,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 13:32:59,577 INFO L93 Difference]: Finished difference Result 61819 states and 254538 transitions. [2022-02-18 13:32:59,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 13:32:59,588 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 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) Word has length 94 [2022-02-18 13:32:59,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 13:32:59,796 INFO L225 Difference]: With dead ends: 61819 [2022-02-18 13:32:59,796 INFO L226 Difference]: Without dead ends: 42529 [2022-02-18 13:32:59,797 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2022-02-18 13:32:59,802 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 385 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-18 13:32:59,803 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [385 Valid, 598 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-18 13:32:59,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42529 states. [2022-02-18 13:33:01,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42529 to 42448. [2022-02-18 13:33:01,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42448 states, 42447 states have (on average 4.0693570805946235) internal successors, (172732), 42447 states have internal predecessors, (172732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:01,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42448 states to 42448 states and 172732 transitions. [2022-02-18 13:33:01,466 INFO L78 Accepts]: Start accepts. Automaton has 42448 states and 172732 transitions. Word has length 94 [2022-02-18 13:33:01,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 13:33:01,466 INFO L470 AbstractCegarLoop]: Abstraction has 42448 states and 172732 transitions. [2022-02-18 13:33:01,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:01,466 INFO L276 IsEmpty]: Start isEmpty. Operand 42448 states and 172732 transitions. [2022-02-18 13:33:01,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-02-18 13:33:01,558 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:33:01,558 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:33:01,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-18 13:33:01,559 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:33:01,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:33:01,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1716694006, now seen corresponding path program 1 times [2022-02-18 13:33:01,560 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:33:01,560 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109653187] [2022-02-18 13:33:01,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:33:01,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:33:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 13:33:01,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 13:33:01,657 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 13:33:01,657 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109653187] [2022-02-18 13:33:01,657 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109653187] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 13:33:01,657 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 13:33:01,657 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-18 13:33:01,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063091448] [2022-02-18 13:33:01,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 13:33:01,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-18 13:33:01,658 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 13:33:01,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-18 13:33:01,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-02-18 13:33:01,658 INFO L87 Difference]: Start difference. First operand 42448 states and 172732 transitions. Second operand has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:02,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 13:33:02,134 INFO L93 Difference]: Finished difference Result 36733 states and 146167 transitions. [2022-02-18 13:33:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 13:33:02,135 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 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) Word has length 97 [2022-02-18 13:33:02,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 13:33:02,586 INFO L225 Difference]: With dead ends: 36733 [2022-02-18 13:33:02,586 INFO L226 Difference]: Without dead ends: 25123 [2022-02-18 13:33:02,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2022-02-18 13:33:02,587 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 497 mSDsluCounter, 547 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 497 SdHoareTripleChecker+Valid, 622 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 13:33:02,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [497 Valid, 622 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 13:33:02,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25123 states. [2022-02-18 13:33:03,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25123 to 24334. [2022-02-18 13:33:03,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24334 states, 24333 states have (on average 3.9282455924053754) internal successors, (95586), 24333 states have internal predecessors, (95586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:03,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24334 states to 24334 states and 95586 transitions. [2022-02-18 13:33:03,461 INFO L78 Accepts]: Start accepts. Automaton has 24334 states and 95586 transitions. Word has length 97 [2022-02-18 13:33:03,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 13:33:03,461 INFO L470 AbstractCegarLoop]: Abstraction has 24334 states and 95586 transitions. [2022-02-18 13:33:03,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 24334 states and 95586 transitions. [2022-02-18 13:33:03,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-02-18 13:33:03,509 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:33:03,509 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:33:03,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-18 13:33:03,509 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:33:03,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:33:03,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1489910920, now seen corresponding path program 1 times [2022-02-18 13:33:03,510 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:33:03,510 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714000379] [2022-02-18 13:33:03,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:33:03,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:33:03,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 13:33:03,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 13:33:03,600 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 13:33:03,600 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714000379] [2022-02-18 13:33:03,600 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714000379] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 13:33:03,600 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 13:33:03,600 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 13:33:03,600 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815675545] [2022-02-18 13:33:03,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 13:33:03,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 13:33:03,601 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 13:33:03,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 13:33:03,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-18 13:33:03,601 INFO L87 Difference]: Start difference. First operand 24334 states and 95586 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:03,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 13:33:03,982 INFO L93 Difference]: Finished difference Result 35977 states and 140512 transitions. [2022-02-18 13:33:03,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 13:33:03,983 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 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) Word has length 101 [2022-02-18 13:33:03,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 13:33:04,072 INFO L225 Difference]: With dead ends: 35977 [2022-02-18 13:33:04,073 INFO L226 Difference]: Without dead ends: 24583 [2022-02-18 13:33:04,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-02-18 13:33:04,073 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 140 mSDsluCounter, 875 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 988 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-18 13:33:04,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 988 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-18 13:33:04,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24583 states. [2022-02-18 13:33:04,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24583 to 23638. [2022-02-18 13:33:04,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23638 states, 23637 states have (on average 3.8694419765621695) internal successors, (91462), 23637 states have internal predecessors, (91462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:04,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23638 states to 23638 states and 91462 transitions. [2022-02-18 13:33:04,879 INFO L78 Accepts]: Start accepts. Automaton has 23638 states and 91462 transitions. Word has length 101 [2022-02-18 13:33:04,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 13:33:04,880 INFO L470 AbstractCegarLoop]: Abstraction has 23638 states and 91462 transitions. [2022-02-18 13:33:04,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:04,880 INFO L276 IsEmpty]: Start isEmpty. Operand 23638 states and 91462 transitions. [2022-02-18 13:33:04,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-02-18 13:33:04,934 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:33:04,934 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:33:04,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-18 13:33:04,934 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:33:04,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:33:04,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1956027222, now seen corresponding path program 2 times [2022-02-18 13:33:04,935 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:33:04,935 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958471970] [2022-02-18 13:33:04,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:33:04,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:33:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 13:33:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 13:33:05,233 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 13:33:05,233 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958471970] [2022-02-18 13:33:05,233 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958471970] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 13:33:05,233 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 13:33:05,233 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 13:33:05,233 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37415395] [2022-02-18 13:33:05,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 13:33:05,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 13:33:05,234 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 13:33:05,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 13:33:05,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-18 13:33:05,235 INFO L87 Difference]: Start difference. First operand 23638 states and 91462 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:05,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 13:33:05,649 INFO L93 Difference]: Finished difference Result 44119 states and 169873 transitions. [2022-02-18 13:33:05,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 13:33:05,650 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 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) Word has length 101 [2022-02-18 13:33:05,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 13:33:05,761 INFO L225 Difference]: With dead ends: 44119 [2022-02-18 13:33:05,761 INFO L226 Difference]: Without dead ends: 29905 [2022-02-18 13:33:05,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-02-18 13:33:05,762 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 204 mSDsluCounter, 751 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 866 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-18 13:33:05,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [204 Valid, 866 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-18 13:33:05,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29905 states. [2022-02-18 13:33:06,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29905 to 22780. [2022-02-18 13:33:06,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22780 states, 22779 states have (on average 3.814917248342772) internal successors, (86900), 22779 states have internal predecessors, (86900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:06,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22780 states to 22780 states and 86900 transitions. [2022-02-18 13:33:06,611 INFO L78 Accepts]: Start accepts. Automaton has 22780 states and 86900 transitions. Word has length 101 [2022-02-18 13:33:06,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 13:33:06,611 INFO L470 AbstractCegarLoop]: Abstraction has 22780 states and 86900 transitions. [2022-02-18 13:33:06,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:06,611 INFO L276 IsEmpty]: Start isEmpty. Operand 22780 states and 86900 transitions. [2022-02-18 13:33:06,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-02-18 13:33:06,656 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:33:06,656 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:33:06,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-18 13:33:06,656 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:33:06,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:33:06,657 INFO L85 PathProgramCache]: Analyzing trace with hash -821417942, now seen corresponding path program 3 times [2022-02-18 13:33:06,657 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:33:06,657 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492203690] [2022-02-18 13:33:06,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:33:06,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:33:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 13:33:06,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 13:33:06,755 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 13:33:06,755 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492203690] [2022-02-18 13:33:06,755 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492203690] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 13:33:06,755 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 13:33:06,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-02-18 13:33:06,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773516476] [2022-02-18 13:33:06,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 13:33:06,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-18 13:33:06,756 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 13:33:06,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-18 13:33:06,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-02-18 13:33:06,756 INFO L87 Difference]: Start difference. First operand 22780 states and 86900 transitions. Second operand has 9 states, 9 states have (on average 11.222222222222221) internal successors, (101), 9 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:07,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 13:33:07,216 INFO L93 Difference]: Finished difference Result 18838 states and 71159 transitions. [2022-02-18 13:33:07,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 13:33:07,217 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.222222222222221) internal successors, (101), 9 states have internal predecessors, (101), 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) Word has length 101 [2022-02-18 13:33:07,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 13:33:07,236 INFO L225 Difference]: With dead ends: 18838 [2022-02-18 13:33:07,236 INFO L226 Difference]: Without dead ends: 6053 [2022-02-18 13:33:07,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2022-02-18 13:33:07,237 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 529 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-18 13:33:07,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [529 Valid, 610 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-18 13:33:07,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6053 states. [2022-02-18 13:33:07,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6053 to 5753. [2022-02-18 13:33:07,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5753 states, 5752 states have (on average 3.745827538247566) internal successors, (21546), 5752 states have internal predecessors, (21546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:07,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5753 states to 5753 states and 21546 transitions. [2022-02-18 13:33:07,361 INFO L78 Accepts]: Start accepts. Automaton has 5753 states and 21546 transitions. Word has length 101 [2022-02-18 13:33:07,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 13:33:07,362 INFO L470 AbstractCegarLoop]: Abstraction has 5753 states and 21546 transitions. [2022-02-18 13:33:07,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.222222222222221) internal successors, (101), 9 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:07,362 INFO L276 IsEmpty]: Start isEmpty. Operand 5753 states and 21546 transitions. [2022-02-18 13:33:07,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-18 13:33:07,372 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:33:07,372 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:33:07,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-18 13:33:07,372 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:33:07,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:33:07,373 INFO L85 PathProgramCache]: Analyzing trace with hash -797805852, now seen corresponding path program 1 times [2022-02-18 13:33:07,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:33:07,373 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423179489] [2022-02-18 13:33:07,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:33:07,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:33:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 13:33:07,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 13:33:07,545 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 13:33:07,545 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423179489] [2022-02-18 13:33:07,545 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423179489] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 13:33:07,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 13:33:07,545 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-18 13:33:07,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958376721] [2022-02-18 13:33:07,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 13:33:07,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-18 13:33:07,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 13:33:07,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-18 13:33:07,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-02-18 13:33:07,546 INFO L87 Difference]: Start difference. First operand 5753 states and 21546 transitions. Second operand has 11 states, 11 states have (on average 9.636363636363637) internal successors, (106), 11 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) [2022-02-18 13:33:07,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 13:33:07,875 INFO L93 Difference]: Finished difference Result 8936 states and 33496 transitions. [2022-02-18 13:33:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 13:33:07,876 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.636363636363637) internal successors, (106), 11 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) Word has length 106 [2022-02-18 13:33:07,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 13:33:07,890 INFO L225 Difference]: With dead ends: 8936 [2022-02-18 13:33:07,890 INFO L226 Difference]: Without dead ends: 4363 [2022-02-18 13:33:07,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2022-02-18 13:33:07,891 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 401 mSDsluCounter, 1058 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 1217 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-18 13:33:07,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [401 Valid, 1217 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-18 13:33:07,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4363 states. [2022-02-18 13:33:07,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4363 to 4129. [2022-02-18 13:33:07,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4129 states, 4128 states have (on average 3.640988372093023) internal successors, (15030), 4128 states have internal predecessors, (15030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 13:33:07,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 4129 states and 15030 transitions. [2022-02-18 13:33:07,983 INFO L78 Accepts]: Start accepts. Automaton has 4129 states and 15030 transitions. Word has length 106 [2022-02-18 13:33:07,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 13:33:07,983 INFO L470 AbstractCegarLoop]: Abstraction has 4129 states and 15030 transitions. [2022-02-18 13:33:07,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.636363636363637) internal successors, (106), 11 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) [2022-02-18 13:33:07,984 INFO L276 IsEmpty]: Start isEmpty. Operand 4129 states and 15030 transitions. [2022-02-18 13:33:08,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-18 13:33:08,047 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 13:33:08,047 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:33:08,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-18 13:33:08,047 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-18 13:33:08,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 13:33:08,047 INFO L85 PathProgramCache]: Analyzing trace with hash -170193914, now seen corresponding path program 2 times [2022-02-18 13:33:08,047 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 13:33:08,048 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669759347] [2022-02-18 13:33:08,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 13:33:08,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 13:33:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 13:33:08,076 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-18 13:33:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 13:33:08,166 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-18 13:33:08,166 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-18 13:33:08,166 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-02-18 13:33:08,167 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-02-18 13:33:08,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2022-02-18 13:33:08,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2022-02-18 13:33:08,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining) [2022-02-18 13:33:08,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 7 remaining) [2022-02-18 13:33:08,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-02-18 13:33:08,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-18 13:33:08,170 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 13:33:08,173 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-18 13:33:08,173 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-18 13:33:08,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 01:33:08 BasicIcfg [2022-02-18 13:33:08,370 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-18 13:33:08,370 INFO L158 Benchmark]: Toolchain (without parser) took 48585.12ms. Allocated memory was 232.8MB in the beginning and 7.9GB in the end (delta: 7.6GB). Free memory was 174.0MB in the beginning and 5.6GB in the end (delta: -5.4GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. [2022-02-18 13:33:08,371 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 232.8MB. Free memory is still 191.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-18 13:33:08,371 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.30ms. Allocated memory was 232.8MB in the beginning and 300.9MB in the end (delta: 68.2MB). Free memory was 173.7MB in the beginning and 255.6MB in the end (delta: -81.9MB). Peak memory consumption was 8.7MB. Max. memory is 8.0GB. [2022-02-18 13:33:08,371 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.64ms. Allocated memory is still 300.9MB. Free memory was 255.6MB in the beginning and 253.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-18 13:33:08,371 INFO L158 Benchmark]: Boogie Preprocessor took 20.04ms. Allocated memory is still 300.9MB. Free memory was 253.0MB in the beginning and 250.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-18 13:33:08,371 INFO L158 Benchmark]: RCFGBuilder took 881.49ms. Allocated memory is still 300.9MB. Free memory was 250.9MB in the beginning and 235.1MB in the end (delta: 15.8MB). Peak memory consumption was 45.7MB. Max. memory is 8.0GB. [2022-02-18 13:33:08,371 INFO L158 Benchmark]: TraceAbstraction took 47190.10ms. Allocated memory was 300.9MB in the beginning and 7.9GB in the end (delta: 7.6GB). Free memory was 234.6MB in the beginning and 5.6GB in the end (delta: -5.4GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. [2022-02-18 13:33:08,372 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 232.8MB. Free memory is still 191.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 451.30ms. Allocated memory was 232.8MB in the beginning and 300.9MB in the end (delta: 68.2MB). Free memory was 173.7MB in the beginning and 255.6MB in the end (delta: -81.9MB). Peak memory consumption was 8.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 36.64ms. Allocated memory is still 300.9MB. Free memory was 255.6MB in the beginning and 253.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.04ms. Allocated memory is still 300.9MB. Free memory was 253.0MB in the beginning and 250.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 881.49ms. Allocated memory is still 300.9MB. Free memory was 250.9MB in the beginning and 235.1MB in the end (delta: 15.8MB). Peak memory consumption was 45.7MB. Max. memory is 8.0GB. * TraceAbstraction took 47190.10ms. Allocated memory was 300.9MB in the beginning and 7.9GB in the end (delta: 7.6GB). Free memory was 234.6MB in the beginning and 5.6GB in the end (delta: -5.4GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L714] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L716] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0] [L718] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L720] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L721] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0] [L722] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L724] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L726] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L727] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L728] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L729] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L730] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L731] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L732] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L733] 0 _Bool y$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0] [L734] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0] [L735] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L736] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L737] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L738] 0 _Bool y$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0] [L739] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0] [L740] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L741] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L742] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L743] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L744] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L746] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L747] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L748] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L859] 0 pthread_t t605; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t605={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L860] FCALL, FORK 0 pthread_create(&t605, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t605, ((void *)0), P0, ((void *)0))=-3, t605={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L861] 0 pthread_t t606; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t605={5:0}, t606={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L862] FCALL, FORK 0 pthread_create(&t606, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t606, ((void *)0), P1, ((void *)0))=-2, t605={5:0}, t606={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L863] 0 pthread_t t607; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t605={5:0}, t606={6:0}, t607={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L864] FCALL, FORK 0 pthread_create(&t607, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t607, ((void *)0), P2, ((void *)0))=-1, t605={5:0}, t606={6:0}, t607={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L798] 3 y$w_buff1 = y$w_buff0 [L799] 3 y$w_buff0 = 1 [L800] 3 y$w_buff1_used = y$w_buff0_used [L801] 3 y$w_buff0_used = (_Bool)1 [L802] CALL 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 3 !(!expression) [L802] RET 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L803] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L804] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L805] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L806] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L807] 3 y$r_buff1_thd4 = y$r_buff0_thd4 [L808] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L811] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L865] 0 pthread_t t608; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t605={5:0}, t606={6:0}, t607={7:0}, t608={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L866] FCALL, FORK 0 pthread_create(&t608, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t608, ((void *)0), P3, ((void *)0))=0, t605={5:0}, t606={6:0}, t607={7:0}, t608={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L828] 4 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L831] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L834] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L837] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L837] EXPR 4 y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y [L837] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L837] 4 y = y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L838] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L838] 4 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L839] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L839] 4 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L840] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L840] 4 y$r_buff0_thd4 = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L841] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L841] 4 y$r_buff1_thd4 = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L844] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L752] 1 a = 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L755] 1 x = 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L767] 2 x = 2 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L770] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L773] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L774] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L775] 2 y$flush_delayed = weak$$choice2 [L776] 2 y$mem_tmp = y [L777] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L777] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L778] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L778] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0) [L778] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L778] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L779] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L779] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1) [L779] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L779] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L780] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L780] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L780] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L780] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L781] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L781] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L781] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L781] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L782] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2) [L782] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L782] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L783] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L783] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L784] 2 __unbuffered_p1_EBX = y [L785] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L785] 2 y = y$flush_delayed ? y$mem_tmp : y [L786] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L791] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L814] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L814] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L815] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L815] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L816] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L816] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L817] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L817] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L818] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L818] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L821] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L760] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L868] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t605={5:0}, t606={6:0}, t607={7:0}, t608={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L870] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L870] RET 0 assume_abort_if_not(main$tmp_guard0) [L872] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L872] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L872] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L872] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L873] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L873] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L874] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L874] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L875] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L875] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L876] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L876] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L879] 0 main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p1_EAX == 2 && __unbuffered_p1_EBX == 0 && __unbuffered_p3_EAX == 2 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t605={5:0}, t606={6:0}, t607={7:0}, t608={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L881] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 860]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 866]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 862]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 864]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 173 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 46.8s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 1.6s, AutomataDifference: 17.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.6s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3300 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3300 mSDsluCounter, 8171 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7057 mSDsCounter, 159 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1635 IncrementalHoareTripleChecker+Invalid, 1794 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 159 mSolverCounterUnsat, 1813 mSDtfsCounter, 1635 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112881occurred in iteration=0, InterpolantAutomatonStates: 111, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 22.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 79658 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1128 NumberOfCodeBlocks, 1128 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1011 ConstructedInterpolants, 0 QuantifiedInterpolants, 5014 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-02-18 13:33:08,403 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...