/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 13:39:44,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 13:39:44,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 13:39:44,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 13:39:44,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 13:39:44,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 13:39:44,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 13:39:44,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 13:39:44,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 13:39:44,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 13:39:44,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 13:39:44,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 13:39:44,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 13:39:44,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 13:39:44,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 13:39:44,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 13:39:44,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 13:39:44,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 13:39:44,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 13:39:44,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 13:39:44,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 13:39:44,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 13:39:44,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 13:39:44,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 13:39:44,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-16 13:39:44,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-16 13:39:44,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-16 13:39:44,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-16 13:39:44,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-16 13:39:44,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-16 13:39:44,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 13:39:44,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 13:39:44,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 13:39:44,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 13:39:44,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 13:39:44,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 13:39:44,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 13:39:44,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 13:39:44,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 13:39:44,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 13:39:44,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 13:39:44,916 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-16 13:39:44,955 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 13:39:44,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 13:39:44,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 13:39:44,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 13:39:44,957 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 13:39:44,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 13:39:44,958 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 13:39:44,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 13:39:44,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 13:39:44,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 13:39:44,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 13:39:44,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 13:39:44,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 13:39:44,960 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 13:39:44,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 13:39:44,961 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 13:39:44,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 13:39:44,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 13:39:44,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 13:39:44,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 13:39:44,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 13:39:44,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 13:39:44,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 13:39:44,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 13:39:44,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 13:39:44,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 13:39:44,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 13:39:44,963 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-16 13:39:44,964 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 13:39:44,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 13:39:44,964 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-16 13:39:45,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 13:39:45,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 13:39:45,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 13:39:45,314 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 13:39:45,314 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 13:39:45,315 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_rmo.oepc.i [2020-10-16 13:39:45,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd6f90ed6/dbab856a5aa945fe9f64c7d06c5adf33/FLAG90cef18a7 [2020-10-16 13:39:46,002 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 13:39:46,003 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/safe016_rmo.oepc.i [2020-10-16 13:39:46,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd6f90ed6/dbab856a5aa945fe9f64c7d06c5adf33/FLAG90cef18a7 [2020-10-16 13:39:46,217 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd6f90ed6/dbab856a5aa945fe9f64c7d06c5adf33 [2020-10-16 13:39:46,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 13:39:46,227 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 13:39:46,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 13:39:46,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 13:39:46,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 13:39:46,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:39:46" (1/1) ... [2020-10-16 13:39:46,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59f1e173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:46, skipping insertion in model container [2020-10-16 13:39:46,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:39:46" (1/1) ... [2020-10-16 13:39:46,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 13:39:46,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 13:39:46,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 13:39:46,974 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 13:39:47,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 13:39:47,146 INFO L208 MainTranslator]: Completed translation [2020-10-16 13:39:47,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47 WrapperNode [2020-10-16 13:39:47,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 13:39:47,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 13:39:47,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 13:39:47,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 13:39:47,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47" (1/1) ... [2020-10-16 13:39:47,180 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47" (1/1) ... [2020-10-16 13:39:47,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 13:39:47,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 13:39:47,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 13:39:47,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 13:39:47,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47" (1/1) ... [2020-10-16 13:39:47,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47" (1/1) ... [2020-10-16 13:39:47,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47" (1/1) ... [2020-10-16 13:39:47,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47" (1/1) ... [2020-10-16 13:39:47,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47" (1/1) ... [2020-10-16 13:39:47,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47" (1/1) ... [2020-10-16 13:39:47,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47" (1/1) ... [2020-10-16 13:39:47,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 13:39:47,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 13:39:47,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 13:39:47,272 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 13:39:47,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 13:39:47,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-16 13:39:47,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 13:39:47,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-16 13:39:47,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 13:39:47,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 13:39:47,377 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-16 13:39:47,378 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-16 13:39:47,378 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-16 13:39:47,379 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-16 13:39:47,380 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-16 13:39:47,380 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-16 13:39:47,380 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-10-16 13:39:47,380 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-10-16 13:39:47,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-16 13:39:47,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-16 13:39:47,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 13:39:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 13:39:47,384 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 13:39:50,408 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 13:39:50,408 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-10-16 13:39:50,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:39:50 BoogieIcfgContainer [2020-10-16 13:39:50,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 13:39:50,413 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 13:39:50,413 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 13:39:50,416 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 13:39:50,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:39:46" (1/3) ... [2020-10-16 13:39:50,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e309b48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:39:50, skipping insertion in model container [2020-10-16 13:39:50,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:47" (2/3) ... [2020-10-16 13:39:50,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e309b48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:39:50, skipping insertion in model container [2020-10-16 13:39:50,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:39:50" (3/3) ... [2020-10-16 13:39:50,421 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_rmo.oepc.i [2020-10-16 13:39:50,435 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 13:39:50,435 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-16 13:39:50,445 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-16 13:39:50,446 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 13:39:50,484 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,484 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,484 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,485 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,485 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,485 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,485 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,485 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,486 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,486 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,486 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,486 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,487 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,487 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,487 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,487 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,487 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,490 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,490 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,490 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,490 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,490 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,490 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,491 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,491 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,491 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,491 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,491 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,492 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,492 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,492 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,492 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,492 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,492 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,493 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,493 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,493 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,495 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,495 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,496 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,496 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,496 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,497 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,497 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,498 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,498 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,498 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,498 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,501 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,501 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,501 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,501 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,501 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,508 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,509 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,509 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,509 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,516 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,517 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,520 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,520 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,521 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,521 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,521 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,521 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,521 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,522 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,522 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,522 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,522 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,524 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,524 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,525 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,525 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,525 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,525 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,525 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,526 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,526 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,526 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,526 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,526 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,527 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,527 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,527 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,527 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,527 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,527 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,528 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,528 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,528 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,528 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,528 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,529 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,529 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,529 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,529 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,529 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,530 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,530 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,530 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:50,531 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 13:39:50,547 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-16 13:39:50,571 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 13:39:50,571 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 13:39:50,572 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 13:39:50,572 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-16 13:39:50,572 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 13:39:50,572 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 13:39:50,572 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 13:39:50,572 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 13:39:50,588 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 13:39:50,589 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 134 places, 123 transitions, 266 flow [2020-10-16 13:39:50,592 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 134 places, 123 transitions, 266 flow [2020-10-16 13:39:50,595 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 134 places, 123 transitions, 266 flow [2020-10-16 13:39:50,660 INFO L129 PetriNetUnfolder]: 2/119 cut-off events. [2020-10-16 13:39:50,660 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 13:39:50,666 INFO L80 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 119 events. 2/119 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 67 event pairs, 0 based on Foata normal form. 0/116 useless extension candidates. Maximal degree in co-relation 70. Up to 2 conditions per place. [2020-10-16 13:39:50,671 INFO L117 LiptonReduction]: Number of co-enabled transitions 2054 [2020-10-16 13:39:52,253 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 238 DAG size of output: 198 [2020-10-16 13:39:52,292 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2020-10-16 13:39:52,292 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:52,895 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 110 [2020-10-16 13:39:54,044 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2020-10-16 13:39:54,052 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 4, 2, 1] term [2020-10-16 13:39:54,053 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:54,054 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2020-10-16 13:39:54,054 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:54,167 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-16 13:39:56,675 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 302 DAG size of output: 261 [2020-10-16 13:39:56,735 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2020-10-16 13:39:56,736 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,740 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 4, 3, 2, 1] term [2020-10-16 13:39:56,740 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 13:39:56,746 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 2, 2, 2, 1] term [2020-10-16 13:39:56,746 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 13:39:56,751 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,753 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,754 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,755 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-16 13:39:56,760 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,762 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,769 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,770 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-16 13:39:56,774 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,776 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,777 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,777 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,782 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,783 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,786 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,788 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-10-16 13:39:56,796 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:56,801 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:58,748 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 205 DAG size of output: 172 [2020-10-16 13:40:00,374 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 301 DAG size of output: 246 [2020-10-16 13:40:00,405 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2020-10-16 13:40:00,405 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:40:01,346 WARN L193 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 134 [2020-10-16 13:40:02,230 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-16 13:40:02,608 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-16 13:40:03,352 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2020-10-16 13:40:03,986 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2020-10-16 13:40:04,631 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2020-10-16 13:40:04,802 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-16 13:40:05,361 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 140 [2020-10-16 13:40:05,649 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-16 13:40:05,657 INFO L132 LiptonReduction]: Checked pairs total: 5374 [2020-10-16 13:40:05,657 INFO L134 LiptonReduction]: Total number of compositions: 105 [2020-10-16 13:40:05,664 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 41 places, 28 transitions, 76 flow [2020-10-16 13:40:05,771 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1354 states. [2020-10-16 13:40:05,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states. [2020-10-16 13:40:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-16 13:40:05,788 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:40:05,789 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:40:05,790 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:40:05,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:40:05,795 INFO L82 PathProgramCache]: Analyzing trace with hash -660389784, now seen corresponding path program 1 times [2020-10-16 13:40:05,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:40:05,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133267496] [2020-10-16 13:40:05,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:40:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:40:06,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:40:06,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133267496] [2020-10-16 13:40:06,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:40:06,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 13:40:06,112 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [94993765] [2020-10-16 13:40:06,113 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:40:06,118 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:40:06,137 INFO L258 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-10-16 13:40:06,137 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:40:06,145 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:40:06,145 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:40:06,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:40:06,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:40:06,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:40:06,162 INFO L87 Difference]: Start difference. First operand 1354 states. Second operand 3 states. [2020-10-16 13:40:06,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:40:06,227 INFO L93 Difference]: Finished difference Result 1306 states and 4780 transitions. [2020-10-16 13:40:06,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:40:06,267 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-10-16 13:40:06,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:40:06,296 INFO L225 Difference]: With dead ends: 1306 [2020-10-16 13:40:06,296 INFO L226 Difference]: Without dead ends: 1066 [2020-10-16 13:40:06,300 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:40:06,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1066 states. [2020-10-16 13:40:06,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1066 to 1066. [2020-10-16 13:40:06,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1066 states. [2020-10-16 13:40:06,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 3828 transitions. [2020-10-16 13:40:06,445 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 3828 transitions. Word has length 11 [2020-10-16 13:40:06,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:40:06,446 INFO L481 AbstractCegarLoop]: Abstraction has 1066 states and 3828 transitions. [2020-10-16 13:40:06,447 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:40:06,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 3828 transitions. [2020-10-16 13:40:06,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 13:40:06,457 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:40:06,457 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:40:06,458 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 13:40:06,458 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:40:06,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:40:06,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1001182723, now seen corresponding path program 1 times [2020-10-16 13:40:06,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:40:06,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615423365] [2020-10-16 13:40:06,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:40:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:40:06,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:40:06,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615423365] [2020-10-16 13:40:06,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:40:06,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 13:40:06,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [115442215] [2020-10-16 13:40:06,575 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:40:06,577 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:40:06,581 INFO L258 McrAutomatonBuilder]: Finished intersection with 17 states and 20 transitions. [2020-10-16 13:40:06,581 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:40:06,614 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:40:06,616 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 13:40:06,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:40:06,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 13:40:06,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 13:40:06,617 INFO L87 Difference]: Start difference. First operand 1066 states and 3828 transitions. Second operand 4 states. [2020-10-16 13:40:06,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:40:06,672 INFO L93 Difference]: Finished difference Result 1594 states and 5592 transitions. [2020-10-16 13:40:06,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-16 13:40:06,673 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-16 13:40:06,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:40:06,680 INFO L225 Difference]: With dead ends: 1594 [2020-10-16 13:40:06,681 INFO L226 Difference]: Without dead ends: 922 [2020-10-16 13:40:06,682 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-16 13:40:06,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states. [2020-10-16 13:40:06,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 922. [2020-10-16 13:40:06,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 922 states. [2020-10-16 13:40:06,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 3196 transitions. [2020-10-16 13:40:06,713 INFO L78 Accepts]: Start accepts. Automaton has 922 states and 3196 transitions. Word has length 12 [2020-10-16 13:40:06,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:40:06,714 INFO L481 AbstractCegarLoop]: Abstraction has 922 states and 3196 transitions. [2020-10-16 13:40:06,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 13:40:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 3196 transitions. [2020-10-16 13:40:06,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-16 13:40:06,715 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:40:06,716 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:40:06,716 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 13:40:06,716 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:40:06,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:40:06,717 INFO L82 PathProgramCache]: Analyzing trace with hash -915117, now seen corresponding path program 1 times [2020-10-16 13:40:06,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:40:06,718 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320701560] [2020-10-16 13:40:06,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:40:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:40:06,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:40:06,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320701560] [2020-10-16 13:40:06,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:40:06,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 13:40:06,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [278593314] [2020-10-16 13:40:06,854 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:40:06,857 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:40:06,862 INFO L258 McrAutomatonBuilder]: Finished intersection with 24 states and 33 transitions. [2020-10-16 13:40:06,862 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:40:06,918 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:40:06,919 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:40:06,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:40:06,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:40:06,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:40:06,920 INFO L87 Difference]: Start difference. First operand 922 states and 3196 transitions. Second operand 3 states. [2020-10-16 13:40:06,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:40:06,942 INFO L93 Difference]: Finished difference Result 890 states and 3068 transitions. [2020-10-16 13:40:06,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:40:06,943 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-16 13:40:06,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:40:06,950 INFO L225 Difference]: With dead ends: 890 [2020-10-16 13:40:06,950 INFO L226 Difference]: Without dead ends: 890 [2020-10-16 13:40:06,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:40:06,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 890 states. [2020-10-16 13:40:06,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 890 to 890. [2020-10-16 13:40:06,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 890 states. [2020-10-16 13:40:06,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 890 states and 3068 transitions. [2020-10-16 13:40:06,981 INFO L78 Accepts]: Start accepts. Automaton has 890 states and 3068 transitions. Word has length 13 [2020-10-16 13:40:06,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:40:06,982 INFO L481 AbstractCegarLoop]: Abstraction has 890 states and 3068 transitions. [2020-10-16 13:40:06,982 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:40:06,982 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 3068 transitions. [2020-10-16 13:40:06,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 13:40:06,984 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:40:06,984 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:40:06,984 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 13:40:06,985 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:40:06,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:40:06,985 INFO L82 PathProgramCache]: Analyzing trace with hash -124605210, now seen corresponding path program 1 times [2020-10-16 13:40:06,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:40:06,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607371859] [2020-10-16 13:40:06,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:40:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:40:07,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:40:07,215 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607371859] [2020-10-16 13:40:07,215 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:40:07,215 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 13:40:07,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1991151821] [2020-10-16 13:40:07,215 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:40:07,218 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:40:07,224 INFO L258 McrAutomatonBuilder]: Finished intersection with 27 states and 38 transitions. [2020-10-16 13:40:07,224 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:40:07,232 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 3 conjuncts [2020-10-16 13:40:07,268 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:40:07,282 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:07,287 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:07,288 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:07,295 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:07,297 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:07,303 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:40:07,329 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:07,330 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:40:07,338 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:07,343 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:07,346 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:07,359 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:07,360 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:07,391 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 3 conjuncts [2020-10-16 13:40:07,401 INFO L603 QuantifierPusher]: Distributing 5 disjuncts over 3 conjuncts [2020-10-16 13:40:07,406 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:40:07,406 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 13:40:07,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:40:07,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 13:40:07,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:40:07,407 INFO L87 Difference]: Start difference. First operand 890 states and 3068 transitions. Second operand 7 states. [2020-10-16 13:40:07,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:40:07,530 INFO L93 Difference]: Finished difference Result 882 states and 3034 transitions. [2020-10-16 13:40:07,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:40:07,531 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-10-16 13:40:07,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:40:07,538 INFO L225 Difference]: With dead ends: 882 [2020-10-16 13:40:07,539 INFO L226 Difference]: Without dead ends: 882 [2020-10-16 13:40:07,539 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:40:07,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2020-10-16 13:40:07,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 882. [2020-10-16 13:40:07,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 882 states. [2020-10-16 13:40:07,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 882 states and 3034 transitions. [2020-10-16 13:40:07,568 INFO L78 Accepts]: Start accepts. Automaton has 882 states and 3034 transitions. Word has length 14 [2020-10-16 13:40:07,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:40:07,569 INFO L481 AbstractCegarLoop]: Abstraction has 882 states and 3034 transitions. [2020-10-16 13:40:07,569 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 13:40:07,569 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 3034 transitions. [2020-10-16 13:40:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 13:40:07,571 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:40:07,571 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:40:07,571 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 13:40:07,571 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:40:07,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:40:07,571 INFO L82 PathProgramCache]: Analyzing trace with hash 440794064, now seen corresponding path program 1 times [2020-10-16 13:40:07,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:40:07,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232831015] [2020-10-16 13:40:07,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:40:07,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:40:07,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:40:07,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232831015] [2020-10-16 13:40:07,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:40:07,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 13:40:07,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [500859991] [2020-10-16 13:40:07,693 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:40:07,696 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:40:07,703 INFO L258 McrAutomatonBuilder]: Finished intersection with 33 states and 51 transitions. [2020-10-16 13:40:07,703 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:40:07,742 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:07,757 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:07,787 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:07,799 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:40:07,799 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 13:40:07,799 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:40:07,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 13:40:07,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 13:40:07,800 INFO L87 Difference]: Start difference. First operand 882 states and 3034 transitions. Second operand 4 states. [2020-10-16 13:40:07,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:40:07,851 INFO L93 Difference]: Finished difference Result 958 states and 3032 transitions. [2020-10-16 13:40:07,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 13:40:07,852 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2020-10-16 13:40:07,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:40:07,857 INFO L225 Difference]: With dead ends: 958 [2020-10-16 13:40:07,857 INFO L226 Difference]: Without dead ends: 750 [2020-10-16 13:40:07,858 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 5 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-16 13:40:07,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2020-10-16 13:40:07,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 750. [2020-10-16 13:40:07,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 750 states. [2020-10-16 13:40:07,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 2386 transitions. [2020-10-16 13:40:07,882 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 2386 transitions. Word has length 15 [2020-10-16 13:40:07,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:40:07,882 INFO L481 AbstractCegarLoop]: Abstraction has 750 states and 2386 transitions. [2020-10-16 13:40:07,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 13:40:07,882 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 2386 transitions. [2020-10-16 13:40:07,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 13:40:07,884 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:40:07,884 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:40:07,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 13:40:07,885 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:40:07,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:40:07,885 INFO L82 PathProgramCache]: Analyzing trace with hash 779216119, now seen corresponding path program 1 times [2020-10-16 13:40:07,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:40:07,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275760089] [2020-10-16 13:40:07,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:40:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:40:08,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:40:08,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275760089] [2020-10-16 13:40:08,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:40:08,016 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 13:40:08,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2002284323] [2020-10-16 13:40:08,017 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:40:08,021 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:40:08,031 INFO L258 McrAutomatonBuilder]: Finished intersection with 41 states and 68 transitions. [2020-10-16 13:40:08,031 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:40:08,108 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:08,176 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:08,188 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:08,218 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:40:08,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 13:40:08,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:40:08,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 13:40:08,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-16 13:40:08,220 INFO L87 Difference]: Start difference. First operand 750 states and 2386 transitions. Second operand 5 states. [2020-10-16 13:40:08,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:40:08,295 INFO L93 Difference]: Finished difference Result 674 states and 1942 transitions. [2020-10-16 13:40:08,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 13:40:08,296 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2020-10-16 13:40:08,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:40:08,300 INFO L225 Difference]: With dead ends: 674 [2020-10-16 13:40:08,300 INFO L226 Difference]: Without dead ends: 520 [2020-10-16 13:40:08,301 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 21 SyntacticMatches, 4 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:40:08,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2020-10-16 13:40:08,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 520. [2020-10-16 13:40:08,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2020-10-16 13:40:08,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 1470 transitions. [2020-10-16 13:40:08,318 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 1470 transitions. Word has length 16 [2020-10-16 13:40:08,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:40:08,319 INFO L481 AbstractCegarLoop]: Abstraction has 520 states and 1470 transitions. [2020-10-16 13:40:08,319 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 13:40:08,319 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1470 transitions. [2020-10-16 13:40:08,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-16 13:40:08,321 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:40:08,321 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:40:08,321 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 13:40:08,321 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:40:08,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:40:08,322 INFO L82 PathProgramCache]: Analyzing trace with hash -1287811493, now seen corresponding path program 1 times [2020-10-16 13:40:08,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:40:08,327 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700632002] [2020-10-16 13:40:08,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:40:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:40:08,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:40:08,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700632002] [2020-10-16 13:40:08,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:40:08,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 13:40:08,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1657029356] [2020-10-16 13:40:08,391 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:40:08,395 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:40:08,412 INFO L258 McrAutomatonBuilder]: Finished intersection with 53 states and 84 transitions. [2020-10-16 13:40:08,412 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:40:08,447 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:40:08,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:40:08,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:40:08,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:40:08,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:40:08,449 INFO L87 Difference]: Start difference. First operand 520 states and 1470 transitions. Second operand 3 states. [2020-10-16 13:40:08,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:40:08,468 INFO L93 Difference]: Finished difference Result 730 states and 2001 transitions. [2020-10-16 13:40:08,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:40:08,470 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2020-10-16 13:40:08,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:40:08,474 INFO L225 Difference]: With dead ends: 730 [2020-10-16 13:40:08,474 INFO L226 Difference]: Without dead ends: 528 [2020-10-16 13:40:08,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:40:08,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2020-10-16 13:40:08,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 512. [2020-10-16 13:40:08,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2020-10-16 13:40:08,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 1365 transitions. [2020-10-16 13:40:08,491 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 1365 transitions. Word has length 18 [2020-10-16 13:40:08,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:40:08,491 INFO L481 AbstractCegarLoop]: Abstraction has 512 states and 1365 transitions. [2020-10-16 13:40:08,491 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:40:08,491 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1365 transitions. [2020-10-16 13:40:08,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-16 13:40:08,493 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:40:08,493 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:40:08,494 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 13:40:08,494 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:40:08,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:40:08,494 INFO L82 PathProgramCache]: Analyzing trace with hash 1413457641, now seen corresponding path program 1 times [2020-10-16 13:40:08,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:40:08,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013481521] [2020-10-16 13:40:08,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:40:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:40:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:40:08,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013481521] [2020-10-16 13:40:08,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:40:08,741 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 13:40:08,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1345901856] [2020-10-16 13:40:08,742 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:40:08,746 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:40:08,758 INFO L258 McrAutomatonBuilder]: Finished intersection with 46 states and 76 transitions. [2020-10-16 13:40:08,758 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:40:08,780 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:08,893 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:40:08,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 13:40:08,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:40:08,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 13:40:08,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:40:08,894 INFO L87 Difference]: Start difference. First operand 512 states and 1365 transitions. Second operand 6 states. [2020-10-16 13:40:08,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:40:08,980 INFO L93 Difference]: Finished difference Result 446 states and 1147 transitions. [2020-10-16 13:40:08,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 13:40:08,982 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2020-10-16 13:40:08,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:40:08,985 INFO L225 Difference]: With dead ends: 446 [2020-10-16 13:40:08,985 INFO L226 Difference]: Without dead ends: 382 [2020-10-16 13:40:08,986 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:40:08,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-10-16 13:40:08,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2020-10-16 13:40:08,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2020-10-16 13:40:08,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 991 transitions. [2020-10-16 13:40:08,996 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 991 transitions. Word has length 18 [2020-10-16 13:40:08,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:40:08,996 INFO L481 AbstractCegarLoop]: Abstraction has 382 states and 991 transitions. [2020-10-16 13:40:08,996 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 13:40:08,996 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 991 transitions. [2020-10-16 13:40:08,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-16 13:40:08,998 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:40:08,998 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:40:08,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 13:40:08,999 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:40:08,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:40:08,999 INFO L82 PathProgramCache]: Analyzing trace with hash -1204227607, now seen corresponding path program 1 times [2020-10-16 13:40:09,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:40:09,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332784576] [2020-10-16 13:40:09,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:40:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:40:09,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:40:09,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332784576] [2020-10-16 13:40:09,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:40:09,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:40:09,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1630022049] [2020-10-16 13:40:09,130 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:40:09,133 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:40:09,159 INFO L258 McrAutomatonBuilder]: Finished intersection with 85 states and 160 transitions. [2020-10-16 13:40:09,159 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:40:09,189 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,364 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:40:09,365 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 13:40:09,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:40:09,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 13:40:09,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:40:09,366 INFO L87 Difference]: Start difference. First operand 382 states and 991 transitions. Second operand 7 states. [2020-10-16 13:40:09,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:40:09,447 INFO L93 Difference]: Finished difference Result 362 states and 950 transitions. [2020-10-16 13:40:09,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 13:40:09,448 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2020-10-16 13:40:09,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:40:09,450 INFO L225 Difference]: With dead ends: 362 [2020-10-16 13:40:09,451 INFO L226 Difference]: Without dead ends: 221 [2020-10-16 13:40:09,451 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 50 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:40:09,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2020-10-16 13:40:09,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2020-10-16 13:40:09,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-10-16 13:40:09,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 579 transitions. [2020-10-16 13:40:09,458 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 579 transitions. Word has length 20 [2020-10-16 13:40:09,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:40:09,458 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 579 transitions. [2020-10-16 13:40:09,458 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 13:40:09,458 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 579 transitions. [2020-10-16 13:40:09,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-16 13:40:09,459 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:40:09,459 INFO L422 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] [2020-10-16 13:40:09,460 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 13:40:09,460 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:40:09,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:40:09,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1482446809, now seen corresponding path program 1 times [2020-10-16 13:40:09,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:40:09,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668288131] [2020-10-16 13:40:09,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:40:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:40:09,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:40:09,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668288131] [2020-10-16 13:40:09,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:40:09,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 13:40:09,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1856576247] [2020-10-16 13:40:09,711 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:40:09,718 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:40:09,811 INFO L258 McrAutomatonBuilder]: Finished intersection with 74 states and 126 transitions. [2020-10-16 13:40:09,811 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:40:09,830 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 5, 3, 2, 3, 2, 1] term [2020-10-16 13:40:09,831 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,831 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 5, 3, 2, 1] term [2020-10-16 13:40:09,831 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,833 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-10-16 13:40:09,833 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,834 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-10-16 13:40:09,834 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,835 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,838 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,843 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,844 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,845 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,848 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,855 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 13:40:09,857 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,857 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:40:09,859 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,862 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,869 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,870 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,876 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 13:40:09,880 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,885 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 5, 5, 2, 4, 2, 1] term [2020-10-16 13:40:09,885 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,914 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 8, 3, 2, 3, 2, 1] term [2020-10-16 13:40:09,914 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,915 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 8, 3, 2, 1] term [2020-10-16 13:40:09,915 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,917 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-10-16 13:40:09,917 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,919 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-10-16 13:40:09,919 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,920 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,921 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,922 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 13:40:09,922 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,927 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,937 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:09,938 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:09,941 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:09,947 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,951 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,955 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,958 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:09,962 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,963 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,964 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,971 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,972 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,986 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:40:09,990 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,991 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,992 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:09,999 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,000 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,006 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 13:40:10,010 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,011 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,015 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,021 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,025 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,028 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,041 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 8, 5, 2, 4, 2, 1] term [2020-10-16 13:40:10,041 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:10,042 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:10,044 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 5 conjuncts [2020-10-16 13:40:10,044 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,048 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,054 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,060 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 6 conjuncts [2020-10-16 13:40:10,063 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,065 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,081 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,087 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,091 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:10,093 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:40:10,094 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,098 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,107 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 13:40:10,110 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,113 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,124 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,128 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:10,130 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,133 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 13:40:10,139 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,142 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:40:10,144 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,152 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 13:40:10,155 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:40:10,273 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:40:10,273 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 13:40:10,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:40:10,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 13:40:10,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:40:10,274 INFO L87 Difference]: Start difference. First operand 221 states and 579 transitions. Second operand 7 states. [2020-10-16 13:40:10,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:40:10,399 INFO L93 Difference]: Finished difference Result 313 states and 818 transitions. [2020-10-16 13:40:10,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 13:40:10,400 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2020-10-16 13:40:10,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:40:10,402 INFO L225 Difference]: With dead ends: 313 [2020-10-16 13:40:10,402 INFO L226 Difference]: Without dead ends: 215 [2020-10-16 13:40:10,403 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 34 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:40:10,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2020-10-16 13:40:10,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 179. [2020-10-16 13:40:10,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-10-16 13:40:10,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 453 transitions. [2020-10-16 13:40:10,409 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 453 transitions. Word has length 23 [2020-10-16 13:40:10,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:40:10,410 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 453 transitions. [2020-10-16 13:40:10,410 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 13:40:10,410 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 453 transitions. [2020-10-16 13:40:10,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-16 13:40:10,411 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:40:10,411 INFO L422 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] [2020-10-16 13:40:10,411 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 13:40:10,412 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:40:10,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:40:10,412 INFO L82 PathProgramCache]: Analyzing trace with hash 2017779401, now seen corresponding path program 2 times [2020-10-16 13:40:10,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:40:10,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673625108] [2020-10-16 13:40:10,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:40:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:40:10,479 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:40:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:40:10,553 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:40:10,593 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 13:40:10,594 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 13:40:10,594 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 13:40:10,595 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-16 13:40:10,615 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [1382] [1382] L3-->L858: Formula: (let ((.cse7 (= (mod ~y$w_buff1_used~0_In364495717 256) 0)) (.cse8 (= (mod ~y$r_buff1_thd0~0_In364495717 256) 0)) (.cse10 (= (mod ~y$r_buff0_thd0~0_In364495717 256) 0)) (.cse9 (= (mod ~y$w_buff0_used~0_In364495717 256) 0))) (let ((.cse5 (not .cse9)) (.cse6 (not .cse10)) (.cse4 (or .cse9 .cse10)) (.cse1 (or .cse7 .cse8)) (.cse2 (not .cse8)) (.cse3 (not .cse7))) (and (= ~y$r_buff0_thd0~0_Out364495717 ~y$r_buff0_thd0~0_In364495717) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_In364495717| ULTIMATE.start_assume_abort_if_not_~cond_Out364495717) (= ~y$r_buff1_thd0~0_Out364495717 ~y$r_buff1_thd0~0_In364495717) (let ((.cse0 (select |#memory_int_In364495717| |~#y~0.base_In364495717|))) (or (and (or (and (= |#memory_int_Out364495717| (store |#memory_int_In364495717| |~#y~0.base_In364495717| (store .cse0 |~#y~0.offset_In364495717| (select .cse0 |~#y~0.offset_In364495717|)))) .cse1) (and .cse2 (= |#memory_int_Out364495717| (store |#memory_int_In364495717| |~#y~0.base_In364495717| (store .cse0 |~#y~0.offset_In364495717| ~y$w_buff1~0_In364495717))) .cse3)) .cse4) (and (= |#memory_int_Out364495717| (store |#memory_int_In364495717| |~#y~0.base_In364495717| (store .cse0 |~#y~0.offset_In364495717| ~y$w_buff0~0_In364495717))) .cse5 .cse6))) (or (and .cse5 .cse6 (= ~y$w_buff0_used~0_Out364495717 0)) (and (= ~y$w_buff0_used~0_In364495717 ~y$w_buff0_used~0_Out364495717) .cse4)) (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out364495717 0)) (or (and .cse1 (= ~y$w_buff1_used~0_In364495717 ~y$w_buff1_used~0_Out364495717)) (and .cse2 (= ~y$w_buff1_used~0_Out364495717 0) .cse3))))) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In364495717|, ~#y~0.offset=|~#y~0.offset_In364495717|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In364495717, ~y$w_buff1~0=~y$w_buff1~0_In364495717, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In364495717, ~y$w_buff0~0=~y$w_buff0~0_In364495717, #memory_int=|#memory_int_In364495717|, ~#y~0.base=|~#y~0.base_In364495717|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In364495717, ~y$w_buff1_used~0=~y$w_buff1_used~0_In364495717} OutVars{~#y~0.offset=|~#y~0.offset_In364495717|, ~y$w_buff0_used~0=~y$w_buff0_used~0_Out364495717, ULTIMATE.start_main_#t~ite49=|ULTIMATE.start_main_#t~ite49_Out364495717|, ULTIMATE.start_main_#t~ite48=|ULTIMATE.start_main_#t~ite48_Out364495717|, ~#y~0.base=|~#y~0.base_In364495717|, ULTIMATE.start_main_#t~ite53=|ULTIMATE.start_main_#t~ite53_Out364495717|, ULTIMATE.start_main_#t~ite50=|ULTIMATE.start_main_#t~ite50_Out364495717|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In364495717|, ULTIMATE.start_main_#t~ite52=|ULTIMATE.start_main_#t~ite52_Out364495717|, ULTIMATE.start_main_#t~ite51=|ULTIMATE.start_main_#t~ite51_Out364495717|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out364495717, ~y$w_buff1~0=~y$w_buff1~0_In364495717, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_Out364495717, ~y$w_buff0~0=~y$w_buff0~0_In364495717, #memory_int=|#memory_int_Out364495717|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_Out364495717, ULTIMATE.start_main_#t~mem47=|ULTIMATE.start_main_#t~mem47_Out364495717|, ~y$w_buff1_used~0=~y$w_buff1_used~0_Out364495717} AuxVars[] AssignedVars[~y$w_buff0_used~0, ULTIMATE.start_main_#t~ite49, ULTIMATE.start_main_#t~ite48, ULTIMATE.start_main_#t~ite53, ULTIMATE.start_main_#t~ite50, ULTIMATE.start_main_#t~ite52, ULTIMATE.start_main_#t~ite51, ULTIMATE.start_assume_abort_if_not_~cond, ~y$r_buff0_thd0~0, #memory_int, ~y$r_buff1_thd0~0, ULTIMATE.start_main_#t~mem47, ~y$w_buff1_used~0] because there is no mapped edge [2020-10-16 13:40:10,623 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,623 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,623 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,623 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,624 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,624 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,624 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,624 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,624 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,625 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,625 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,625 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,625 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,625 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,626 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,626 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,626 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,626 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,626 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,627 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,627 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,627 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,627 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,627 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,627 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,627 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,628 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,628 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,628 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,628 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,628 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,628 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,629 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,629 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,631 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,631 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,631 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,631 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,632 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,632 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,632 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,632 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,632 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,632 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,633 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,633 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,633 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,633 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,634 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,634 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,634 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,634 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,634 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,634 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,635 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,635 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,635 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,636 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,636 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,636 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,636 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,636 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,636 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,637 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,637 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,637 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,637 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,637 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,637 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,638 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,638 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,638 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,638 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,638 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,638 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,639 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,639 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,639 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,639 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,639 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,640 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,640 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,640 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,640 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,640 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:40:10,640 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:40:10,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 01:40:10 BasicIcfg [2020-10-16 13:40:10,736 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 13:40:10,739 INFO L168 Benchmark]: Toolchain (without parser) took 24511.29 ms. Allocated memory was 147.8 MB in the beginning and 460.8 MB in the end (delta: 313.0 MB). Free memory was 102.2 MB in the beginning and 173.8 MB in the end (delta: -71.6 MB). Peak memory consumption was 241.4 MB. Max. memory is 7.1 GB. [2020-10-16 13:40:10,740 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-16 13:40:10,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 918.69 ms. Allocated memory was 147.8 MB in the beginning and 203.4 MB in the end (delta: 55.6 MB). Free memory was 102.0 MB in the beginning and 152.2 MB in the end (delta: -50.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2020-10-16 13:40:10,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.09 ms. Allocated memory is still 203.4 MB. Free memory was 152.2 MB in the beginning and 149.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-16 13:40:10,742 INFO L168 Benchmark]: Boogie Preprocessor took 48.28 ms. Allocated memory is still 203.4 MB. Free memory was 149.5 MB in the beginning and 146.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2020-10-16 13:40:10,745 INFO L168 Benchmark]: RCFGBuilder took 3140.11 ms. Allocated memory was 203.4 MB in the beginning and 247.5 MB in the end (delta: 44.0 MB). Free memory was 146.1 MB in the beginning and 156.1 MB in the end (delta: -10.1 MB). Peak memory consumption was 101.7 MB. Max. memory is 7.1 GB. [2020-10-16 13:40:10,745 INFO L168 Benchmark]: TraceAbstraction took 20323.06 ms. Allocated memory was 247.5 MB in the beginning and 460.8 MB in the end (delta: 213.4 MB). Free memory was 156.1 MB in the beginning and 173.8 MB in the end (delta: -17.7 MB). Peak memory consumption was 195.7 MB. Max. memory is 7.1 GB. [2020-10-16 13:40:10,756 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 918.69 ms. Allocated memory was 147.8 MB in the beginning and 203.4 MB in the end (delta: 55.6 MB). Free memory was 102.0 MB in the beginning and 152.2 MB in the end (delta: -50.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 75.09 ms. Allocated memory is still 203.4 MB. Free memory was 152.2 MB in the beginning and 149.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.28 ms. Allocated memory is still 203.4 MB. Free memory was 149.5 MB in the beginning and 146.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3140.11 ms. Allocated memory was 203.4 MB in the beginning and 247.5 MB in the end (delta: 44.0 MB). Free memory was 146.1 MB in the beginning and 156.1 MB in the end (delta: -10.1 MB). Peak memory consumption was 101.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20323.06 ms. Allocated memory was 247.5 MB in the beginning and 460.8 MB in the end (delta: 213.4 MB). Free memory was 156.1 MB in the beginning and 173.8 MB in the end (delta: -17.7 MB). Peak memory consumption was 195.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1034 VarBasedMoverChecksPositive, 47 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 86 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 15.0s, 134 PlacesBefore, 41 PlacesAfterwards, 123 TransitionsBefore, 28 TransitionsAfterwards, 2054 CoEnabledTransitionPairs, 7 FixpointIterations, 53 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 105 TotalNumberOfCompositions, 5374 MoverChecksTotal - CounterExampleResult [Line: 8]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L700] 0 int __unbuffered_cnt = 0; [L702] 0 int __unbuffered_p0_EAX = 0; [L703] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L704] 0 int __unbuffered_p0_EAX$mem_tmp; [L705] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L706] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L707] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; [L708] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; [L709] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd4; [L710] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L711] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; [L712] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L713] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; [L714] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd4; [L715] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L716] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L717] 0 int __unbuffered_p0_EAX$w_buff0; [L718] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; [L719] 0 int __unbuffered_p0_EAX$w_buff1; [L720] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L722] 0 int __unbuffered_p2_EAX = 0; [L723] 0 _Bool main$tmp_guard0; [L724] 0 _Bool main$tmp_guard1; [L726] 0 int x = 0; [L728] 0 int y = 0; [L729] 0 _Bool y$flush_delayed; [L730] 0 int y$mem_tmp; [L731] 0 _Bool y$r_buff0_thd0; [L732] 0 _Bool y$r_buff0_thd1; [L733] 0 _Bool y$r_buff0_thd2; [L734] 0 _Bool y$r_buff0_thd3; [L735] 0 _Bool y$r_buff0_thd4; [L736] 0 _Bool y$r_buff1_thd0; [L737] 0 _Bool y$r_buff1_thd1; [L738] 0 _Bool y$r_buff1_thd2; [L739] 0 _Bool y$r_buff1_thd3; [L740] 0 _Bool y$r_buff1_thd4; [L741] 0 _Bool y$read_delayed; [L742] 0 int *y$read_delayed_var; [L743] 0 int y$w_buff0; [L744] 0 _Bool y$w_buff0_used; [L745] 0 int y$w_buff1; [L746] 0 _Bool y$w_buff1_used; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice1; [L749] 0 _Bool weak$$choice2; [L840] 0 pthread_t t2161; [L841] FCALL, FORK 0 pthread_create(&t2161, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, 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] [L842] 0 pthread_t t2162; [L843] FCALL, FORK 0 pthread_create(&t2162, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L753] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L754] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L755] 1 y$flush_delayed = weak$$choice2 [L756] EXPR 1 \read(y) [L756] 1 y$mem_tmp = y [L757] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L757] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1 [L757] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L757] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L758] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L758] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L759] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L759] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1) [L759] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1 [L759] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1) [L759] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L759] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L760] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L760] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used) [L760] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L760] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used) [L760] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L760] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L761] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L761] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L761] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0 [L761] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L761] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L761] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L762] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L762] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1) [L762] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L762] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L763] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L763] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L763] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L763] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L764] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L765] 1 __unbuffered_p0_EAX$read_delayed_var = &y [L766] EXPR 1 \read(y) [L766] 1 __unbuffered_p0_EAX = y [L767] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L767] EXPR 1 \read(y) [L767] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L767] 1 y = y$flush_delayed ? y$mem_tmp : y [L768] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=255, x=0, y={6:0}, 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] [L844] 0 pthread_t t2163; [L845] FCALL, FORK 0 pthread_create(&t2163, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=255, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L846] 0 pthread_t t2164; [L847] FCALL, FORK 0 pthread_create(&t2164, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=255, x=0, y={6:0}, 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] [L771] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=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$$choice0=3, weak$$choice1=0, weak$$choice2=255, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L776] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L778] 1 return 0; [L783] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=255, x=2, y={6:0}, 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] [L795] 3 __unbuffered_p2_EAX = x VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=2, 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$$choice0=3, weak$$choice1=0, weak$$choice2=255, x=2, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L798] 3 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=255, x=2, y={6:0}, 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] [L815] 4 y = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=2, 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$$choice0=3, weak$$choice1=0, weak$$choice2=255, x=2, y={6:0}, 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] [L801] 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) [L801] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L801] 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) [L801] 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) [L802] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L802] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L803] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L803] 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 [L804] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L804] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L805] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L805] 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 [L808] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L810] 3 return 0; [L788] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L790] 2 return 0; [L818] 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) [L818] 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) [L819] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L819] 4 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L820] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L820] 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 [L821] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L821] 4 y$r_buff0_thd4 = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L822] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L822] 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 [L825] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L827] 4 return 0; [L849] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L860] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L861] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L862] 0 y$flush_delayed = weak$$choice2 [L863] EXPR 0 \read(y) [L863] 0 y$mem_tmp = y [L864] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L864] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1 [L864] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L864] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L865] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L865] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0) [L865] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L865] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L866] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L866] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1) [L866] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L866] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L867] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L867] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used) [L867] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L867] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L868] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L868] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L869] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L869] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0) [L869] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L869] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L870] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L870] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L871] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L872] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L872] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L873] EXPR 0 x == 2 && y == 2 [L873] EXPR 0 \read(y) [L873] EXPR 0 x == 2 && y == 2 [L873] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p2_EAX == 2) [L874] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L874] 0 y = y$flush_delayed ? y$mem_tmp : y [L875] 0 y$flush_delayed = (_Bool)0 [L8] COND TRUE 0 !expression [L8] 0 __VERIFIER_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=1, weak$$choice2=255, x=2, y={6:0}, y$flush_delayed=0, y$mem_tmp=2, 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] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 122 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 20.0s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 15.1s, HoareTripleCheckerStatistics: 244 SDtfs, 251 SDslu, 440 SDs, 0 SdLazy, 269 SolverSat, 62 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 238 GetRequests, 186 SyntacticMatches, 18 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1354occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 52 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 183 NumberOfCodeBlocks, 183 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 150 ConstructedInterpolants, 0 QuantifiedInterpolants, 20324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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! Received shutdown request...