/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.epf -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 12:05:47,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 12:05:47,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 12:05:47,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 12:05:47,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 12:05:47,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 12:05:47,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 12:05:47,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 12:05:47,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 12:05:47,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 12:05:47,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 12:05:47,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 12:05:47,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 12:05:47,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 12:05:47,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 12:05:47,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 12:05:47,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 12:05:47,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 12:05:47,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 12:05:47,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 12:05:47,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 12:05:47,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 12:05:47,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 12:05:47,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 12:05:47,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-16 12:05:47,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-16 12:05:47,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-16 12:05:47,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-16 12:05:47,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-16 12:05:47,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-16 12:05:47,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 12:05:47,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 12:05:47,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 12:05:47,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 12:05:47,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 12:05:47,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 12:05:47,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 12:05:47,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 12:05:47,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 12:05:47,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 12:05:47,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 12:05:47,081 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.epf [2020-10-16 12:05:47,103 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 12:05:47,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 12:05:47,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 12:05:47,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 12:05:47,105 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 12:05:47,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 12:05:47,106 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 12:05:47,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 12:05:47,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 12:05:47,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 12:05:47,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 12:05:47,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 12:05:47,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 12:05:47,107 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 12:05:47,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 12:05:47,107 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 12:05:47,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 12:05:47,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 12:05:47,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 12:05:47,108 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 12:05:47,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 12:05:47,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 12:05:47,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 12:05:47,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 12:05:47,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 12:05:47,110 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 12:05:47,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 12:05:47,110 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 12:05:47,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 12:05:47,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 12:05:47,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 12:05:47,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 12:05:47,411 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 12:05:47,411 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 12:05:47,412 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i [2020-10-16 12:05:47,476 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7de1319c5/777cd4d4b5ca4af98b3c8c316be3702d/FLAG2d7f9790f [2020-10-16 12:05:48,086 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 12:05:48,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i [2020-10-16 12:05:48,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7de1319c5/777cd4d4b5ca4af98b3c8c316be3702d/FLAG2d7f9790f [2020-10-16 12:05:48,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7de1319c5/777cd4d4b5ca4af98b3c8c316be3702d [2020-10-16 12:05:48,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 12:05:48,328 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 12:05:48,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 12:05:48,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 12:05:48,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 12:05:48,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:05:48" (1/1) ... [2020-10-16 12:05:48,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4243ab66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:48, skipping insertion in model container [2020-10-16 12:05:48,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:05:48" (1/1) ... [2020-10-16 12:05:48,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 12:05:48,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 12:05:49,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 12:05:49,025 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 12:05:49,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 12:05:49,271 INFO L208 MainTranslator]: Completed translation [2020-10-16 12:05:49,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49 WrapperNode [2020-10-16 12:05:49,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 12:05:49,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 12:05:49,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 12:05:49,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 12:05:49,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49" (1/1) ... [2020-10-16 12:05:49,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49" (1/1) ... [2020-10-16 12:05:49,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 12:05:49,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 12:05:49,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 12:05:49,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 12:05:49,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49" (1/1) ... [2020-10-16 12:05:49,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49" (1/1) ... [2020-10-16 12:05:49,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49" (1/1) ... [2020-10-16 12:05:49,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49" (1/1) ... [2020-10-16 12:05:49,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49" (1/1) ... [2020-10-16 12:05:49,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49" (1/1) ... [2020-10-16 12:05:49,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49" (1/1) ... [2020-10-16 12:05:49,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 12:05:49,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 12:05:49,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 12:05:49,516 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 12:05:49,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49" (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 12:05:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 12:05:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-16 12:05:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 12:05:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 12:05:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-16 12:05:49,597 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-16 12:05:49,598 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-16 12:05:49,598 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-16 12:05:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-16 12:05:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 12:05:49,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 12:05:49,604 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 12:05:53,988 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 12:05:53,989 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-10-16 12:05:53,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:05:53 BoogieIcfgContainer [2020-10-16 12:05:53,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 12:05:54,040 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 12:05:54,040 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 12:05:54,047 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 12:05:54,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:05:48" (1/3) ... [2020-10-16 12:05:54,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@85cacfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:05:54, skipping insertion in model container [2020-10-16 12:05:54,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:05:49" (2/3) ... [2020-10-16 12:05:54,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@85cacfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:05:54, skipping insertion in model container [2020-10-16 12:05:54,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:05:53" (3/3) ... [2020-10-16 12:05:54,052 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_tso.oepc.i [2020-10-16 12:05:54,064 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 12:05:54,064 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-16 12:05:54,074 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-16 12:05:54,075 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 12:05:54,131 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,132 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,132 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,132 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,133 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,133 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,133 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,133 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,133 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,133 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,134 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,134 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,134 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,134 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,141 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,141 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,141 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,142 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,142 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,142 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,142 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,146 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,146 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,147 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,147 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,147 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,148 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,155 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,155 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,159 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,160 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,161 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,169 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,169 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,169 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,175 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,175 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,175 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,177 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,177 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,177 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,177 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,177 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,177 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,179 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,179 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,180 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,184 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,184 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,184 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,185 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,185 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,185 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,185 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,185 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,187 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,193 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,194 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,194 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,194 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,194 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,194 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,194 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,200 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,201 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,203 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:05:54,206 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 12:05:54,222 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-16 12:05:54,244 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 12:05:54,244 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 12:05:54,245 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 12:05:54,245 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 12:05:54,245 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 12:05:54,245 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 12:05:54,245 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 12:05:54,245 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 12:05:54,260 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 12:05:54,260 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 95 transitions, 200 flow [2020-10-16 12:05:54,263 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 100 places, 95 transitions, 200 flow [2020-10-16 12:05:54,265 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 100 places, 95 transitions, 200 flow [2020-10-16 12:05:54,313 INFO L129 PetriNetUnfolder]: 2/93 cut-off events. [2020-10-16 12:05:54,314 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 12:05:54,319 INFO L80 FinitePrefix]: Finished finitePrefix Result has 100 conditions, 93 events. 2/93 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 58 event pairs, 0 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2020-10-16 12:05:54,322 INFO L117 LiptonReduction]: Number of co-enabled transitions 1152 [2020-10-16 12:05:55,464 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 110 [2020-10-16 12:05:55,749 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-10-16 12:05:57,082 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2020-10-16 12:05:57,109 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 2, 2, 1] term [2020-10-16 12:05:57,109 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-16 12:05:57,111 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 1] term [2020-10-16 12:05:57,111 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-16 12:05:58,001 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 125 [2020-10-16 12:05:58,486 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-10-16 12:05:58,743 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-10-16 12:06:00,031 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 113 [2020-10-16 12:06:00,207 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-10-16 12:06:00,215 INFO L132 LiptonReduction]: Checked pairs total: 4440 [2020-10-16 12:06:00,215 INFO L134 LiptonReduction]: Total number of compositions: 80 [2020-10-16 12:06:00,222 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 32 places, 26 transitions, 62 flow [2020-10-16 12:06:00,257 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 392 states. [2020-10-16 12:06:00,259 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states. [2020-10-16 12:06:00,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-16 12:06:00,266 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:00,267 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-16 12:06:00,267 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:00,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:00,273 INFO L82 PathProgramCache]: Analyzing trace with hash 2144711051, now seen corresponding path program 1 times [2020-10-16 12:06:00,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:00,284 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833201460] [2020-10-16 12:06:00,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:00,542 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 12:06:00,543 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833201460] [2020-10-16 12:06:00,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:00,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 12:06:00,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077150716] [2020-10-16 12:06:00,550 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:06:00,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:00,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:06:00,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:06:00,567 INFO L87 Difference]: Start difference. First operand 392 states. Second operand 3 states. [2020-10-16 12:06:00,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:00,691 INFO L93 Difference]: Finished difference Result 350 states and 886 transitions. [2020-10-16 12:06:00,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:06:00,693 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-16 12:06:00,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:00,708 INFO L225 Difference]: With dead ends: 350 [2020-10-16 12:06:00,709 INFO L226 Difference]: Without dead ends: 290 [2020-10-16 12:06:00,710 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 12:06:00,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2020-10-16 12:06:00,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 290. [2020-10-16 12:06:00,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2020-10-16 12:06:00,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 716 transitions. [2020-10-16 12:06:00,776 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 716 transitions. Word has length 5 [2020-10-16 12:06:00,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:00,777 INFO L481 AbstractCegarLoop]: Abstraction has 290 states and 716 transitions. [2020-10-16 12:06:00,778 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:06:00,778 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 716 transitions. [2020-10-16 12:06:00,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-16 12:06:00,779 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:00,779 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-16 12:06:00,779 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 12:06:00,779 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:00,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:00,779 INFO L82 PathProgramCache]: Analyzing trace with hash 2061535301, now seen corresponding path program 1 times [2020-10-16 12:06:00,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:00,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024634308] [2020-10-16 12:06:00,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:00,862 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 12:06:00,863 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024634308] [2020-10-16 12:06:00,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:00,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 12:06:00,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379038955] [2020-10-16 12:06:00,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:06:00,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:00,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:06:00,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:06:00,866 INFO L87 Difference]: Start difference. First operand 290 states and 716 transitions. Second operand 3 states. [2020-10-16 12:06:00,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:00,937 INFO L93 Difference]: Finished difference Result 248 states and 603 transitions. [2020-10-16 12:06:00,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:06:00,939 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-10-16 12:06:00,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:00,941 INFO L225 Difference]: With dead ends: 248 [2020-10-16 12:06:00,942 INFO L226 Difference]: Without dead ends: 224 [2020-10-16 12:06:00,945 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 12:06:00,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2020-10-16 12:06:00,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2020-10-16 12:06:00,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2020-10-16 12:06:00,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 547 transitions. [2020-10-16 12:06:00,973 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 547 transitions. Word has length 6 [2020-10-16 12:06:00,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:00,974 INFO L481 AbstractCegarLoop]: Abstraction has 224 states and 547 transitions. [2020-10-16 12:06:00,974 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:06:00,974 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 547 transitions. [2020-10-16 12:06:00,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-16 12:06:00,975 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:00,975 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:00,979 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 12:06:00,979 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:00,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:00,980 INFO L82 PathProgramCache]: Analyzing trace with hash 1156614105, now seen corresponding path program 1 times [2020-10-16 12:06:00,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:00,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091062646] [2020-10-16 12:06:00,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:01,155 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 12:06:01,155 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091062646] [2020-10-16 12:06:01,155 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:01,156 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 12:06:01,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68025751] [2020-10-16 12:06:01,156 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 12:06:01,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:01,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 12:06:01,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 12:06:01,157 INFO L87 Difference]: Start difference. First operand 224 states and 547 transitions. Second operand 4 states. [2020-10-16 12:06:01,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:01,322 INFO L93 Difference]: Finished difference Result 254 states and 590 transitions. [2020-10-16 12:06:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 12:06:01,323 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2020-10-16 12:06:01,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:01,325 INFO L225 Difference]: With dead ends: 254 [2020-10-16 12:06:01,325 INFO L226 Difference]: Without dead ends: 212 [2020-10-16 12:06:01,326 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 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 12:06:01,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-10-16 12:06:01,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-10-16 12:06:01,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-10-16 12:06:01,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 513 transitions. [2020-10-16 12:06:01,336 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 513 transitions. Word has length 8 [2020-10-16 12:06:01,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:01,336 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 513 transitions. [2020-10-16 12:06:01,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 12:06:01,336 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 513 transitions. [2020-10-16 12:06:01,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-16 12:06:01,337 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:01,338 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:01,338 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 12:06:01,338 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:01,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:01,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1464690631, now seen corresponding path program 1 times [2020-10-16 12:06:01,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:01,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923807476] [2020-10-16 12:06:01,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:01,453 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 12:06:01,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923807476] [2020-10-16 12:06:01,454 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:01,454 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 12:06:01,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559605287] [2020-10-16 12:06:01,455 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 12:06:01,455 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:01,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 12:06:01,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 12:06:01,456 INFO L87 Difference]: Start difference. First operand 212 states and 513 transitions. Second operand 4 states. [2020-10-16 12:06:01,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:01,511 INFO L93 Difference]: Finished difference Result 224 states and 517 transitions. [2020-10-16 12:06:01,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 12:06:01,512 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2020-10-16 12:06:01,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:01,514 INFO L225 Difference]: With dead ends: 224 [2020-10-16 12:06:01,514 INFO L226 Difference]: Without dead ends: 188 [2020-10-16 12:06:01,514 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 12:06:01,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-10-16 12:06:01,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2020-10-16 12:06:01,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-10-16 12:06:01,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 445 transitions. [2020-10-16 12:06:01,522 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 445 transitions. Word has length 9 [2020-10-16 12:06:01,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:01,522 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 445 transitions. [2020-10-16 12:06:01,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 12:06:01,523 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 445 transitions. [2020-10-16 12:06:01,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-16 12:06:01,524 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:01,524 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:01,524 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 12:06:01,524 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:01,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:01,525 INFO L82 PathProgramCache]: Analyzing trace with hash 1425585800, now seen corresponding path program 1 times [2020-10-16 12:06:01,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:01,525 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41557362] [2020-10-16 12:06:01,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:01,688 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 12:06:01,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41557362] [2020-10-16 12:06:01,689 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:01,689 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 12:06:01,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733935375] [2020-10-16 12:06:01,690 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 12:06:01,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:01,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 12:06:01,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 12:06:01,691 INFO L87 Difference]: Start difference. First operand 188 states and 445 transitions. Second operand 4 states. [2020-10-16 12:06:01,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:01,742 INFO L93 Difference]: Finished difference Result 188 states and 429 transitions. [2020-10-16 12:06:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 12:06:01,743 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2020-10-16 12:06:01,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:01,745 INFO L225 Difference]: With dead ends: 188 [2020-10-16 12:06:01,746 INFO L226 Difference]: Without dead ends: 164 [2020-10-16 12:06:01,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 12:06:01,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-16 12:06:01,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2020-10-16 12:06:01,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-10-16 12:06:01,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 379 transitions. [2020-10-16 12:06:01,752 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 379 transitions. Word has length 11 [2020-10-16 12:06:01,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:01,753 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 379 transitions. [2020-10-16 12:06:01,753 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 12:06:01,753 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 379 transitions. [2020-10-16 12:06:01,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 12:06:01,755 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:01,755 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:01,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 12:06:01,755 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:01,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:01,756 INFO L82 PathProgramCache]: Analyzing trace with hash -2072788737, now seen corresponding path program 1 times [2020-10-16 12:06:01,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:01,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521258509] [2020-10-16 12:06:01,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:02,036 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 12:06:02,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521258509] [2020-10-16 12:06:02,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:02,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 12:06:02,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405600391] [2020-10-16 12:06:02,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 12:06:02,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:02,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 12:06:02,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-16 12:06:02,039 INFO L87 Difference]: Start difference. First operand 164 states and 379 transitions. Second operand 7 states. [2020-10-16 12:06:02,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:02,387 INFO L93 Difference]: Finished difference Result 186 states and 423 transitions. [2020-10-16 12:06:02,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 12:06:02,388 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-10-16 12:06:02,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:02,392 INFO L225 Difference]: With dead ends: 186 [2020-10-16 12:06:02,392 INFO L226 Difference]: Without dead ends: 174 [2020-10-16 12:06:02,393 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-10-16 12:06:02,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2020-10-16 12:06:02,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2020-10-16 12:06:02,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-10-16 12:06:02,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 405 transitions. [2020-10-16 12:06:02,405 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 405 transitions. Word has length 14 [2020-10-16 12:06:02,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:02,405 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 405 transitions. [2020-10-16 12:06:02,405 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 12:06:02,406 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 405 transitions. [2020-10-16 12:06:02,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 12:06:02,410 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:02,411 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:02,411 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 12:06:02,411 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:02,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:02,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1055446699, now seen corresponding path program 2 times [2020-10-16 12:06:02,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:02,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730501974] [2020-10-16 12:06:02,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:02,831 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 12:06:02,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730501974] [2020-10-16 12:06:02,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:02,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 12:06:02,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097611591] [2020-10-16 12:06:02,832 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 12:06:02,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:02,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 12:06:02,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-16 12:06:02,833 INFO L87 Difference]: Start difference. First operand 174 states and 405 transitions. Second operand 9 states. [2020-10-16 12:06:03,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:03,208 INFO L93 Difference]: Finished difference Result 227 states and 521 transitions. [2020-10-16 12:06:03,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 12:06:03,210 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-10-16 12:06:03,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:03,211 INFO L225 Difference]: With dead ends: 227 [2020-10-16 12:06:03,212 INFO L226 Difference]: Without dead ends: 213 [2020-10-16 12:06:03,212 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-10-16 12:06:03,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-10-16 12:06:03,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 191. [2020-10-16 12:06:03,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-10-16 12:06:03,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 442 transitions. [2020-10-16 12:06:03,219 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 442 transitions. Word has length 14 [2020-10-16 12:06:03,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:03,219 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 442 transitions. [2020-10-16 12:06:03,220 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 12:06:03,220 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 442 transitions. [2020-10-16 12:06:03,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 12:06:03,221 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:03,221 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:03,221 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 12:06:03,221 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:03,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:03,221 INFO L82 PathProgramCache]: Analyzing trace with hash -1061199431, now seen corresponding path program 3 times [2020-10-16 12:06:03,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:03,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989392529] [2020-10-16 12:06:03,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:03,471 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 12:06:03,472 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989392529] [2020-10-16 12:06:03,472 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:03,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 12:06:03,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975258364] [2020-10-16 12:06:03,473 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 12:06:03,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:03,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 12:06:03,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-16 12:06:03,474 INFO L87 Difference]: Start difference. First operand 191 states and 442 transitions. Second operand 9 states. [2020-10-16 12:06:03,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:03,851 INFO L93 Difference]: Finished difference Result 230 states and 532 transitions. [2020-10-16 12:06:03,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 12:06:03,855 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-10-16 12:06:03,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:03,857 INFO L225 Difference]: With dead ends: 230 [2020-10-16 12:06:03,858 INFO L226 Difference]: Without dead ends: 218 [2020-10-16 12:06:03,858 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-16 12:06:03,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2020-10-16 12:06:03,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 200. [2020-10-16 12:06:03,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2020-10-16 12:06:03,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 466 transitions. [2020-10-16 12:06:03,865 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 466 transitions. Word has length 14 [2020-10-16 12:06:03,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:03,865 INFO L481 AbstractCegarLoop]: Abstraction has 200 states and 466 transitions. [2020-10-16 12:06:03,866 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 12:06:03,866 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 466 transitions. [2020-10-16 12:06:03,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 12:06:03,866 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:03,867 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:03,867 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 12:06:03,867 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:03,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:03,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1592282527, now seen corresponding path program 4 times [2020-10-16 12:06:03,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:03,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064042543] [2020-10-16 12:06:03,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:04,038 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 12:06:04,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064042543] [2020-10-16 12:06:04,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:04,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 12:06:04,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010085787] [2020-10-16 12:06:04,040 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 12:06:04,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:04,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 12:06:04,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-16 12:06:04,041 INFO L87 Difference]: Start difference. First operand 200 states and 466 transitions. Second operand 6 states. [2020-10-16 12:06:04,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:04,387 INFO L93 Difference]: Finished difference Result 249 states and 576 transitions. [2020-10-16 12:06:04,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 12:06:04,390 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2020-10-16 12:06:04,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:04,391 INFO L225 Difference]: With dead ends: 249 [2020-10-16 12:06:04,392 INFO L226 Difference]: Without dead ends: 234 [2020-10-16 12:06:04,392 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-10-16 12:06:04,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-10-16 12:06:04,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 189. [2020-10-16 12:06:04,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2020-10-16 12:06:04,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 433 transitions. [2020-10-16 12:06:04,399 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 433 transitions. Word has length 14 [2020-10-16 12:06:04,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:04,400 INFO L481 AbstractCegarLoop]: Abstraction has 189 states and 433 transitions. [2020-10-16 12:06:04,400 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 12:06:04,400 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 433 transitions. [2020-10-16 12:06:04,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 12:06:04,401 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:04,401 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:04,401 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 12:06:04,402 INFO L429 AbstractCegarLoop]: === Iteration 10 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:04,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:04,402 INFO L82 PathProgramCache]: Analyzing trace with hash 117132875, now seen corresponding path program 1 times [2020-10-16 12:06:04,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:04,403 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630826021] [2020-10-16 12:06:04,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:04,625 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 12:06:04,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630826021] [2020-10-16 12:06:04,625 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:04,625 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 12:06:04,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304603749] [2020-10-16 12:06:04,626 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 12:06:04,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:04,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 12:06:04,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-16 12:06:04,627 INFO L87 Difference]: Start difference. First operand 189 states and 433 transitions. Second operand 6 states. [2020-10-16 12:06:04,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:04,936 INFO L93 Difference]: Finished difference Result 214 states and 482 transitions. [2020-10-16 12:06:04,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 12:06:04,936 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-16 12:06:04,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:04,938 INFO L225 Difference]: With dead ends: 214 [2020-10-16 12:06:04,938 INFO L226 Difference]: Without dead ends: 203 [2020-10-16 12:06:04,938 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-10-16 12:06:04,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2020-10-16 12:06:04,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 190. [2020-10-16 12:06:04,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-10-16 12:06:04,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 432 transitions. [2020-10-16 12:06:04,945 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 432 transitions. Word has length 15 [2020-10-16 12:06:04,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:04,946 INFO L481 AbstractCegarLoop]: Abstraction has 190 states and 432 transitions. [2020-10-16 12:06:04,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 12:06:04,946 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 432 transitions. [2020-10-16 12:06:04,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 12:06:04,947 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:04,947 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:04,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 12:06:04,947 INFO L429 AbstractCegarLoop]: === Iteration 11 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:04,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:04,948 INFO L82 PathProgramCache]: Analyzing trace with hash 107897665, now seen corresponding path program 1 times [2020-10-16 12:06:04,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:04,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117852842] [2020-10-16 12:06:04,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:05,387 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 12:06:05,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117852842] [2020-10-16 12:06:05,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:05,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 12:06:05,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879848828] [2020-10-16 12:06:05,389 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 12:06:05,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:05,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 12:06:05,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-16 12:06:05,390 INFO L87 Difference]: Start difference. First operand 190 states and 432 transitions. Second operand 9 states. [2020-10-16 12:06:06,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:06,054 INFO L93 Difference]: Finished difference Result 241 states and 550 transitions. [2020-10-16 12:06:06,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 12:06:06,055 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 15 [2020-10-16 12:06:06,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:06,057 INFO L225 Difference]: With dead ends: 241 [2020-10-16 12:06:06,057 INFO L226 Difference]: Without dead ends: 231 [2020-10-16 12:06:06,057 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-16 12:06:06,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2020-10-16 12:06:06,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 168. [2020-10-16 12:06:06,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-10-16 12:06:06,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 383 transitions. [2020-10-16 12:06:06,064 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 383 transitions. Word has length 15 [2020-10-16 12:06:06,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:06,064 INFO L481 AbstractCegarLoop]: Abstraction has 168 states and 383 transitions. [2020-10-16 12:06:06,064 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 12:06:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 383 transitions. [2020-10-16 12:06:06,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 12:06:06,065 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:06,065 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:06,065 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 12:06:06,065 INFO L429 AbstractCegarLoop]: === Iteration 12 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:06,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:06,066 INFO L82 PathProgramCache]: Analyzing trace with hash -713850368, now seen corresponding path program 1 times [2020-10-16 12:06:06,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:06,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797980238] [2020-10-16 12:06:06,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:06,244 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 12:06:06,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797980238] [2020-10-16 12:06:06,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:06,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 12:06:06,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302009152] [2020-10-16 12:06:06,246 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 12:06:06,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:06,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 12:06:06,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-16 12:06:06,247 INFO L87 Difference]: Start difference. First operand 168 states and 383 transitions. Second operand 7 states. [2020-10-16 12:06:06,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:06,645 INFO L93 Difference]: Finished difference Result 247 states and 552 transitions. [2020-10-16 12:06:06,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-16 12:06:06,646 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 16 [2020-10-16 12:06:06,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:06,648 INFO L225 Difference]: With dead ends: 247 [2020-10-16 12:06:06,648 INFO L226 Difference]: Without dead ends: 212 [2020-10-16 12:06:06,648 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2020-10-16 12:06:06,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-10-16 12:06:06,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 178. [2020-10-16 12:06:06,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2020-10-16 12:06:06,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 406 transitions. [2020-10-16 12:06:06,655 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 406 transitions. Word has length 16 [2020-10-16 12:06:06,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:06,655 INFO L481 AbstractCegarLoop]: Abstraction has 178 states and 406 transitions. [2020-10-16 12:06:06,655 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 12:06:06,656 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 406 transitions. [2020-10-16 12:06:06,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 12:06:06,656 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:06,657 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:06,657 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-16 12:06:06,657 INFO L429 AbstractCegarLoop]: === Iteration 13 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:06,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:06,657 INFO L82 PathProgramCache]: Analyzing trace with hash 913545472, now seen corresponding path program 2 times [2020-10-16 12:06:06,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:06,658 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190996011] [2020-10-16 12:06:06,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:06,961 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 12:06:06,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190996011] [2020-10-16 12:06:06,962 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:06,962 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 12:06:06,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56902169] [2020-10-16 12:06:06,963 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 12:06:06,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:06,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 12:06:06,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-16 12:06:06,964 INFO L87 Difference]: Start difference. First operand 178 states and 406 transitions. Second operand 8 states. [2020-10-16 12:06:07,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:07,413 INFO L93 Difference]: Finished difference Result 251 states and 563 transitions. [2020-10-16 12:06:07,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-16 12:06:07,414 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2020-10-16 12:06:07,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:07,416 INFO L225 Difference]: With dead ends: 251 [2020-10-16 12:06:07,416 INFO L226 Difference]: Without dead ends: 190 [2020-10-16 12:06:07,417 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2020-10-16 12:06:07,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2020-10-16 12:06:07,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 169. [2020-10-16 12:06:07,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2020-10-16 12:06:07,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 382 transitions. [2020-10-16 12:06:07,424 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 382 transitions. Word has length 16 [2020-10-16 12:06:07,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:07,424 INFO L481 AbstractCegarLoop]: Abstraction has 169 states and 382 transitions. [2020-10-16 12:06:07,424 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 12:06:07,425 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 382 transitions. [2020-10-16 12:06:07,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 12:06:07,425 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:07,426 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:07,426 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-16 12:06:07,426 INFO L429 AbstractCegarLoop]: === Iteration 14 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:07,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:07,426 INFO L82 PathProgramCache]: Analyzing trace with hash -673299498, now seen corresponding path program 3 times [2020-10-16 12:06:07,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:07,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005326716] [2020-10-16 12:06:07,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:07,611 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 12:06:07,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005326716] [2020-10-16 12:06:07,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:07,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 12:06:07,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723006966] [2020-10-16 12:06:07,613 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 12:06:07,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:07,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 12:06:07,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-16 12:06:07,613 INFO L87 Difference]: Start difference. First operand 169 states and 382 transitions. Second operand 5 states. [2020-10-16 12:06:07,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:07,758 INFO L93 Difference]: Finished difference Result 267 states and 592 transitions. [2020-10-16 12:06:07,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 12:06:07,759 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2020-10-16 12:06:07,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:07,761 INFO L225 Difference]: With dead ends: 267 [2020-10-16 12:06:07,761 INFO L226 Difference]: Without dead ends: 184 [2020-10-16 12:06:07,762 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-16 12:06:07,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2020-10-16 12:06:07,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2020-10-16 12:06:07,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-10-16 12:06:07,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 400 transitions. [2020-10-16 12:06:07,769 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 400 transitions. Word has length 16 [2020-10-16 12:06:07,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:07,770 INFO L481 AbstractCegarLoop]: Abstraction has 184 states and 400 transitions. [2020-10-16 12:06:07,770 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 12:06:07,770 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 400 transitions. [2020-10-16 12:06:07,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 12:06:07,771 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:07,771 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:07,772 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-16 12:06:07,772 INFO L429 AbstractCegarLoop]: === Iteration 15 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:07,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:07,773 INFO L82 PathProgramCache]: Analyzing trace with hash 760863802, now seen corresponding path program 4 times [2020-10-16 12:06:07,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:07,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156392151] [2020-10-16 12:06:07,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:07,963 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 12:06:07,964 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156392151] [2020-10-16 12:06:07,964 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:07,964 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 12:06:07,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084194374] [2020-10-16 12:06:07,965 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 12:06:07,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:07,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 12:06:07,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-16 12:06:07,966 INFO L87 Difference]: Start difference. First operand 184 states and 400 transitions. Second operand 6 states. [2020-10-16 12:06:08,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:08,406 INFO L93 Difference]: Finished difference Result 246 states and 525 transitions. [2020-10-16 12:06:08,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 12:06:08,407 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2020-10-16 12:06:08,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:08,411 INFO L225 Difference]: With dead ends: 246 [2020-10-16 12:06:08,412 INFO L226 Difference]: Without dead ends: 211 [2020-10-16 12:06:08,412 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-16 12:06:08,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2020-10-16 12:06:08,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 184. [2020-10-16 12:06:08,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-10-16 12:06:08,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 398 transitions. [2020-10-16 12:06:08,432 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 398 transitions. Word has length 16 [2020-10-16 12:06:08,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:08,432 INFO L481 AbstractCegarLoop]: Abstraction has 184 states and 398 transitions. [2020-10-16 12:06:08,432 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 12:06:08,433 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 398 transitions. [2020-10-16 12:06:08,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 12:06:08,434 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:08,434 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:08,435 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-16 12:06:08,435 INFO L429 AbstractCegarLoop]: === Iteration 16 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:08,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:08,436 INFO L82 PathProgramCache]: Analyzing trace with hash -1906707654, now seen corresponding path program 5 times [2020-10-16 12:06:08,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:08,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177511894] [2020-10-16 12:06:08,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:08,802 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 12:06:08,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177511894] [2020-10-16 12:06:08,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:08,803 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 12:06:08,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296110407] [2020-10-16 12:06:08,804 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 12:06:08,804 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:08,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 12:06:08,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-16 12:06:08,805 INFO L87 Difference]: Start difference. First operand 184 states and 398 transitions. Second operand 8 states. [2020-10-16 12:06:09,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:09,286 INFO L93 Difference]: Finished difference Result 213 states and 449 transitions. [2020-10-16 12:06:09,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 12:06:09,287 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2020-10-16 12:06:09,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:09,288 INFO L225 Difference]: With dead ends: 213 [2020-10-16 12:06:09,288 INFO L226 Difference]: Without dead ends: 196 [2020-10-16 12:06:09,289 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-16 12:06:09,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-10-16 12:06:09,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 181. [2020-10-16 12:06:09,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-10-16 12:06:09,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 392 transitions. [2020-10-16 12:06:09,295 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 392 transitions. Word has length 16 [2020-10-16 12:06:09,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:09,295 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 392 transitions. [2020-10-16 12:06:09,295 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 12:06:09,295 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 392 transitions. [2020-10-16 12:06:09,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 12:06:09,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:09,296 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:09,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-16 12:06:09,297 INFO L429 AbstractCegarLoop]: === Iteration 17 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:09,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:09,297 INFO L82 PathProgramCache]: Analyzing trace with hash 921367238, now seen corresponding path program 6 times [2020-10-16 12:06:09,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:09,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781782483] [2020-10-16 12:06:09,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:09,512 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 12:06:09,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781782483] [2020-10-16 12:06:09,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:09,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 12:06:09,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682004226] [2020-10-16 12:06:09,513 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 12:06:09,513 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:09,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 12:06:09,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-16 12:06:09,514 INFO L87 Difference]: Start difference. First operand 181 states and 392 transitions. Second operand 7 states. [2020-10-16 12:06:09,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:09,921 INFO L93 Difference]: Finished difference Result 210 states and 445 transitions. [2020-10-16 12:06:09,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-16 12:06:09,921 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 16 [2020-10-16 12:06:09,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:09,923 INFO L225 Difference]: With dead ends: 210 [2020-10-16 12:06:09,923 INFO L226 Difference]: Without dead ends: 175 [2020-10-16 12:06:09,923 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2020-10-16 12:06:09,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-10-16 12:06:09,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 172. [2020-10-16 12:06:09,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-10-16 12:06:09,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 365 transitions. [2020-10-16 12:06:09,928 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 365 transitions. Word has length 16 [2020-10-16 12:06:09,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:09,929 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 365 transitions. [2020-10-16 12:06:09,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 12:06:09,929 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 365 transitions. [2020-10-16 12:06:09,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 12:06:09,930 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:09,930 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:09,930 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-16 12:06:09,930 INFO L429 AbstractCegarLoop]: === Iteration 18 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:09,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:09,930 INFO L82 PathProgramCache]: Analyzing trace with hash -4176488, now seen corresponding path program 7 times [2020-10-16 12:06:09,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:09,931 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284958211] [2020-10-16 12:06:09,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:10,133 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 12:06:10,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284958211] [2020-10-16 12:06:10,134 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:10,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 12:06:10,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011480667] [2020-10-16 12:06:10,135 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 12:06:10,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:10,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 12:06:10,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-16 12:06:10,136 INFO L87 Difference]: Start difference. First operand 172 states and 365 transitions. Second operand 8 states. [2020-10-16 12:06:10,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:10,401 INFO L93 Difference]: Finished difference Result 240 states and 505 transitions. [2020-10-16 12:06:10,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 12:06:10,402 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2020-10-16 12:06:10,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:10,403 INFO L225 Difference]: With dead ends: 240 [2020-10-16 12:06:10,403 INFO L226 Difference]: Without dead ends: 194 [2020-10-16 12:06:10,404 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-16 12:06:10,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-10-16 12:06:10,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 182. [2020-10-16 12:06:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-10-16 12:06:10,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 388 transitions. [2020-10-16 12:06:10,409 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 388 transitions. Word has length 16 [2020-10-16 12:06:10,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:10,409 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 388 transitions. [2020-10-16 12:06:10,409 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 12:06:10,409 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 388 transitions. [2020-10-16 12:06:10,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 12:06:10,410 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:10,410 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:10,410 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-16 12:06:10,410 INFO L429 AbstractCegarLoop]: === Iteration 19 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:10,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:10,411 INFO L82 PathProgramCache]: Analyzing trace with hash 756659564, now seen corresponding path program 8 times [2020-10-16 12:06:10,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:10,411 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990116413] [2020-10-16 12:06:10,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:10,664 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 12:06:10,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990116413] [2020-10-16 12:06:10,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:10,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 12:06:10,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37510856] [2020-10-16 12:06:10,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 12:06:10,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:10,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 12:06:10,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-16 12:06:10,667 INFO L87 Difference]: Start difference. First operand 182 states and 388 transitions. Second operand 8 states. [2020-10-16 12:06:11,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:11,265 INFO L93 Difference]: Finished difference Result 271 states and 552 transitions. [2020-10-16 12:06:11,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 12:06:11,265 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2020-10-16 12:06:11,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:11,268 INFO L225 Difference]: With dead ends: 271 [2020-10-16 12:06:11,268 INFO L226 Difference]: Without dead ends: 148 [2020-10-16 12:06:11,269 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-10-16 12:06:11,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-10-16 12:06:11,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 146. [2020-10-16 12:06:11,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-10-16 12:06:11,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 292 transitions. [2020-10-16 12:06:11,275 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 292 transitions. Word has length 16 [2020-10-16 12:06:11,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:11,275 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 292 transitions. [2020-10-16 12:06:11,275 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 12:06:11,276 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 292 transitions. [2020-10-16 12:06:11,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 12:06:11,278 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:11,279 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:11,279 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-16 12:06:11,279 INFO L429 AbstractCegarLoop]: === Iteration 20 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:11,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:11,279 INFO L82 PathProgramCache]: Analyzing trace with hash -1892125690, now seen corresponding path program 9 times [2020-10-16 12:06:11,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:11,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347949382] [2020-10-16 12:06:11,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:11,511 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 12:06:11,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347949382] [2020-10-16 12:06:11,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:11,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 12:06:11,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276113777] [2020-10-16 12:06:11,513 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 12:06:11,513 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:11,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 12:06:11,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-16 12:06:11,513 INFO L87 Difference]: Start difference. First operand 146 states and 292 transitions. Second operand 6 states. [2020-10-16 12:06:11,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:11,662 INFO L93 Difference]: Finished difference Result 180 states and 350 transitions. [2020-10-16 12:06:11,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 12:06:11,663 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2020-10-16 12:06:11,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:11,664 INFO L225 Difference]: With dead ends: 180 [2020-10-16 12:06:11,664 INFO L226 Difference]: Without dead ends: 120 [2020-10-16 12:06:11,664 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-16 12:06:11,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-10-16 12:06:11,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 111. [2020-10-16 12:06:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-10-16 12:06:11,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 226 transitions. [2020-10-16 12:06:11,669 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 226 transitions. Word has length 16 [2020-10-16 12:06:11,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:11,669 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 226 transitions. [2020-10-16 12:06:11,669 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 12:06:11,669 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 226 transitions. [2020-10-16 12:06:11,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-16 12:06:11,670 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:11,671 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:11,671 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-16 12:06:11,671 INFO L429 AbstractCegarLoop]: === Iteration 21 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:11,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:11,671 INFO L82 PathProgramCache]: Analyzing trace with hash 593247234, now seen corresponding path program 1 times [2020-10-16 12:06:11,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:11,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553868210] [2020-10-16 12:06:11,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:11,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:11,950 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 12:06:11,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553868210] [2020-10-16 12:06:11,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:11,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-16 12:06:11,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66484817] [2020-10-16 12:06:11,951 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-16 12:06:11,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:11,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-16 12:06:11,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-16 12:06:11,953 INFO L87 Difference]: Start difference. First operand 111 states and 226 transitions. Second operand 10 states. [2020-10-16 12:06:12,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:12,323 INFO L93 Difference]: Finished difference Result 130 states and 255 transitions. [2020-10-16 12:06:12,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-16 12:06:12,324 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 17 [2020-10-16 12:06:12,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:12,325 INFO L225 Difference]: With dead ends: 130 [2020-10-16 12:06:12,325 INFO L226 Difference]: Without dead ends: 106 [2020-10-16 12:06:12,325 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2020-10-16 12:06:12,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-10-16 12:06:12,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-10-16 12:06:12,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-10-16 12:06:12,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 217 transitions. [2020-10-16 12:06:12,329 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 217 transitions. Word has length 17 [2020-10-16 12:06:12,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:12,329 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 217 transitions. [2020-10-16 12:06:12,329 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-16 12:06:12,329 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 217 transitions. [2020-10-16 12:06:12,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-16 12:06:12,330 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:12,330 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:12,330 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-16 12:06:12,330 INFO L429 AbstractCegarLoop]: === Iteration 22 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:12,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:12,331 INFO L82 PathProgramCache]: Analyzing trace with hash 1748207816, now seen corresponding path program 2 times [2020-10-16 12:06:12,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:12,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624925350] [2020-10-16 12:06:12,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:12,730 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 12:06:12,730 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624925350] [2020-10-16 12:06:12,730 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:12,730 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-16 12:06:12,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926669096] [2020-10-16 12:06:12,731 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-16 12:06:12,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:12,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-16 12:06:12,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-16 12:06:12,732 INFO L87 Difference]: Start difference. First operand 106 states and 217 transitions. Second operand 10 states. [2020-10-16 12:06:13,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:13,187 INFO L93 Difference]: Finished difference Result 172 states and 346 transitions. [2020-10-16 12:06:13,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-16 12:06:13,193 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 17 [2020-10-16 12:06:13,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:13,194 INFO L225 Difference]: With dead ends: 172 [2020-10-16 12:06:13,194 INFO L226 Difference]: Without dead ends: 135 [2020-10-16 12:06:13,194 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2020-10-16 12:06:13,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-16 12:06:13,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 123. [2020-10-16 12:06:13,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-10-16 12:06:13,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 255 transitions. [2020-10-16 12:06:13,203 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 255 transitions. Word has length 17 [2020-10-16 12:06:13,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:13,203 INFO L481 AbstractCegarLoop]: Abstraction has 123 states and 255 transitions. [2020-10-16 12:06:13,203 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-16 12:06:13,203 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 255 transitions. [2020-10-16 12:06:13,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-16 12:06:13,204 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:13,204 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:13,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-16 12:06:13,204 INFO L429 AbstractCegarLoop]: === Iteration 23 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:13,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:13,205 INFO L82 PathProgramCache]: Analyzing trace with hash -919363640, now seen corresponding path program 3 times [2020-10-16 12:06:13,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:13,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795727564] [2020-10-16 12:06:13,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:13,639 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 21 [2020-10-16 12:06:13,895 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 12:06:13,895 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795727564] [2020-10-16 12:06:13,895 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:13,896 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-16 12:06:13,896 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596808569] [2020-10-16 12:06:13,896 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-16 12:06:13,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:13,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-16 12:06:13,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-16 12:06:13,897 INFO L87 Difference]: Start difference. First operand 123 states and 255 transitions. Second operand 10 states. [2020-10-16 12:06:14,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:14,501 INFO L93 Difference]: Finished difference Result 145 states and 289 transitions. [2020-10-16 12:06:14,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 12:06:14,502 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 17 [2020-10-16 12:06:14,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:14,503 INFO L225 Difference]: With dead ends: 145 [2020-10-16 12:06:14,503 INFO L226 Difference]: Without dead ends: 95 [2020-10-16 12:06:14,503 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2020-10-16 12:06:14,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-10-16 12:06:14,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-10-16 12:06:14,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-16 12:06:14,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 188 transitions. [2020-10-16 12:06:14,506 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 188 transitions. Word has length 17 [2020-10-16 12:06:14,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:14,506 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 188 transitions. [2020-10-16 12:06:14,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-16 12:06:14,507 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 188 transitions. [2020-10-16 12:06:14,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-16 12:06:14,507 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:14,507 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:14,507 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-16 12:06:14,508 INFO L429 AbstractCegarLoop]: === Iteration 24 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:14,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:14,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1383753952, now seen corresponding path program 4 times [2020-10-16 12:06:14,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:14,508 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960265871] [2020-10-16 12:06:14,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:14,857 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 38 [2020-10-16 12:06:15,000 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 12:06:15,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960265871] [2020-10-16 12:06:15,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:15,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 12:06:15,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685811356] [2020-10-16 12:06:15,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 12:06:15,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:15,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 12:06:15,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-16 12:06:15,002 INFO L87 Difference]: Start difference. First operand 95 states and 188 transitions. Second operand 9 states. [2020-10-16 12:06:15,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:15,548 INFO L93 Difference]: Finished difference Result 103 states and 200 transitions. [2020-10-16 12:06:15,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 12:06:15,549 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2020-10-16 12:06:15,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:15,549 INFO L225 Difference]: With dead ends: 103 [2020-10-16 12:06:15,549 INFO L226 Difference]: Without dead ends: 46 [2020-10-16 12:06:15,550 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2020-10-16 12:06:15,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-10-16 12:06:15,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2020-10-16 12:06:15,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-10-16 12:06:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 77 transitions. [2020-10-16 12:06:15,551 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 77 transitions. Word has length 17 [2020-10-16 12:06:15,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:15,551 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 77 transitions. [2020-10-16 12:06:15,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 12:06:15,551 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2020-10-16 12:06:15,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-16 12:06:15,552 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:06:15,552 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:06:15,552 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-16 12:06:15,552 INFO L429 AbstractCegarLoop]: === Iteration 25 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:06:15,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:06:15,553 INFO L82 PathProgramCache]: Analyzing trace with hash -328706784, now seen corresponding path program 5 times [2020-10-16 12:06:15,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:06:15,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127634568] [2020-10-16 12:06:15,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:06:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:06:15,786 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 12:06:15,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127634568] [2020-10-16 12:06:15,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:06:15,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 12:06:15,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270732182] [2020-10-16 12:06:15,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 12:06:15,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:06:15,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 12:06:15,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-16 12:06:15,788 INFO L87 Difference]: Start difference. First operand 46 states and 77 transitions. Second operand 8 states. [2020-10-16 12:06:16,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:06:16,081 INFO L93 Difference]: Finished difference Result 42 states and 69 transitions. [2020-10-16 12:06:16,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 12:06:16,081 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2020-10-16 12:06:16,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:06:16,082 INFO L225 Difference]: With dead ends: 42 [2020-10-16 12:06:16,082 INFO L226 Difference]: Without dead ends: 0 [2020-10-16 12:06:16,082 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2020-10-16 12:06:16,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-16 12:06:16,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-16 12:06:16,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-16 12:06:16,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-16 12:06:16,083 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2020-10-16 12:06:16,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:06:16,083 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-16 12:06:16,083 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 12:06:16,083 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-16 12:06:16,083 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-16 12:06:16,084 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-16 12:06:16,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:06:16 BasicIcfg [2020-10-16 12:06:16,088 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 12:06:16,090 INFO L168 Benchmark]: Toolchain (without parser) took 27762.42 ms. Allocated memory was 140.0 MB in the beginning and 524.8 MB in the end (delta: 384.8 MB). Free memory was 101.9 MB in the beginning and 165.9 MB in the end (delta: -64.0 MB). Peak memory consumption was 320.8 MB. Max. memory is 7.1 GB. [2020-10-16 12:06:16,090 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-16 12:06:16,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 944.73 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 101.7 MB in the beginning and 153.3 MB in the end (delta: -51.6 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2020-10-16 12:06:16,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.35 ms. Allocated memory is still 204.5 MB. Free memory was 153.3 MB in the beginning and 148.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-10-16 12:06:16,092 INFO L168 Benchmark]: Boogie Preprocessor took 93.26 ms. Allocated memory is still 204.5 MB. Free memory was 148.6 MB in the beginning and 145.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2020-10-16 12:06:16,092 INFO L168 Benchmark]: RCFGBuilder took 4476.93 ms. Allocated memory was 204.5 MB in the beginning and 298.8 MB in the end (delta: 94.4 MB). Free memory was 145.2 MB in the beginning and 84.7 MB in the end (delta: 60.6 MB). Peak memory consumption was 154.9 MB. Max. memory is 7.1 GB. [2020-10-16 12:06:16,093 INFO L168 Benchmark]: TraceAbstraction took 22048.06 ms. Allocated memory was 299.4 MB in the beginning and 524.8 MB in the end (delta: 225.4 MB). Free memory was 255.3 MB in the beginning and 165.9 MB in the end (delta: 89.4 MB). Peak memory consumption was 314.8 MB. Max. memory is 7.1 GB. [2020-10-16 12:06:16,096 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 944.73 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 101.7 MB in the beginning and 153.3 MB in the end (delta: -51.6 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 147.35 ms. Allocated memory is still 204.5 MB. Free memory was 153.3 MB in the beginning and 148.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.26 ms. Allocated memory is still 204.5 MB. Free memory was 148.6 MB in the beginning and 145.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4476.93 ms. Allocated memory was 204.5 MB in the beginning and 298.8 MB in the end (delta: 94.4 MB). Free memory was 145.2 MB in the beginning and 84.7 MB in the end (delta: 60.6 MB). Peak memory consumption was 154.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22048.06 ms. Allocated memory was 299.4 MB in the beginning and 524.8 MB in the end (delta: 225.4 MB). Free memory was 255.3 MB in the beginning and 165.9 MB in the end (delta: 89.4 MB). Peak memory consumption was 314.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 559 VarBasedMoverChecksPositive, 30 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 55 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 5.9s, 100 PlacesBefore, 32 PlacesAfterwards, 95 TransitionsBefore, 26 TransitionsAfterwards, 1152 CoEnabledTransitionPairs, 7 FixpointIterations, 44 TrivialSequentialCompositions, 27 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 1 ChoiceCompositions, 80 TotalNumberOfCompositions, 4440 MoverChecksTotal - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 94 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.8s, OverallIterations: 25, TraceHistogramMax: 1, AutomataDifference: 8.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 6.0s, HoareTripleCheckerStatistics: 527 SDtfs, 789 SDslu, 1439 SDs, 0 SdLazy, 1615 SolverSat, 465 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 227 GetRequests, 11 SyntacticMatches, 3 SemanticMatches, 213 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=392occurred 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, 25 MinimizatonAttempts, 296 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 354 NumberOfCodeBlocks, 354 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 329 ConstructedInterpolants, 0 QuantifiedInterpolants, 59395 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 25 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 correct! Received shutdown request...