/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_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-21 23:02:31,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-21 23:02:31,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-21 23:02:31,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-21 23:02:31,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-21 23:02:31,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-21 23:02:31,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-21 23:02:31,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-21 23:02:31,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-21 23:02:31,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-21 23:02:31,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-21 23:02:31,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-21 23:02:31,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-21 23:02:31,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-21 23:02:31,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-21 23:02:31,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-21 23:02:31,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-21 23:02:31,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-21 23:02:31,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-21 23:02:31,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-21 23:02:31,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-21 23:02:31,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-21 23:02:31,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-21 23:02:31,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-21 23:02:31,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-21 23:02:31,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-21 23:02:31,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-21 23:02:31,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-21 23:02:31,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-21 23:02:31,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-21 23:02:31,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-21 23:02:31,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-21 23:02:31,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-21 23:02:31,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-21 23:02:31,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-21 23:02:31,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-21 23:02:31,968 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-21 23:02:31,990 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-21 23:02:31,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-21 23:02:31,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-21 23:02:31,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-21 23:02:31,993 INFO L138 SettingsManager]: * Use SBE=true [2020-10-21 23:02:31,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-21 23:02:31,993 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-21 23:02:31,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-21 23:02:31,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-21 23:02:31,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-21 23:02:31,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-21 23:02:31,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-21 23:02:31,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-21 23:02:31,995 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-21 23:02:31,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-21 23:02:31,995 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-21 23:02:31,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-21 23:02:31,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-21 23:02:31,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-21 23:02:31,996 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-21 23:02:31,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-21 23:02:31,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-21 23:02:31,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-21 23:02:31,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-21 23:02:31,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-21 23:02:31,997 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-21 23:02:31,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-21 23:02:31,998 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-21 23:02:31,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-21 23:02:32,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-21 23:02:32,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-21 23:02:32,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-21 23:02:32,364 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-21 23:02:32,366 INFO L275 PluginConnector]: CDTParser initialized [2020-10-21 23:02:32,367 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i [2020-10-21 23:02:32,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c18ba611d/83f676aedc98415f9fc12b23104ed70f/FLAG4fe741f6e [2020-10-21 23:02:33,017 INFO L306 CDTParser]: Found 1 translation units. [2020-10-21 23:02:33,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i [2020-10-21 23:02:33,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c18ba611d/83f676aedc98415f9fc12b23104ed70f/FLAG4fe741f6e [2020-10-21 23:02:33,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c18ba611d/83f676aedc98415f9fc12b23104ed70f [2020-10-21 23:02:33,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-21 23:02:33,372 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-21 23:02:33,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-21 23:02:33,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-21 23:02:33,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-21 23:02:33,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 11:02:33" (1/1) ... [2020-10-21 23:02:33,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@795897c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:33, skipping insertion in model container [2020-10-21 23:02:33,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 11:02:33" (1/1) ... [2020-10-21 23:02:33,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-21 23:02:33,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-21 23:02:33,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 23:02:33,961 INFO L203 MainTranslator]: Completed pre-run [2020-10-21 23:02:34,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 23:02:34,136 INFO L208 MainTranslator]: Completed translation [2020-10-21 23:02:34,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34 WrapperNode [2020-10-21 23:02:34,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-21 23:02:34,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-21 23:02:34,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-21 23:02:34,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-21 23:02:34,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34" (1/1) ... [2020-10-21 23:02:34,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34" (1/1) ... [2020-10-21 23:02:34,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-21 23:02:34,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-21 23:02:34,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-21 23:02:34,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-21 23:02:34,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34" (1/1) ... [2020-10-21 23:02:34,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34" (1/1) ... [2020-10-21 23:02:34,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34" (1/1) ... [2020-10-21 23:02:34,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34" (1/1) ... [2020-10-21 23:02:34,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34" (1/1) ... [2020-10-21 23:02:34,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34" (1/1) ... [2020-10-21 23:02:34,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34" (1/1) ... [2020-10-21 23:02:34,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-21 23:02:34,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-21 23:02:34,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-21 23:02:34,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-21 23:02:34,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-10-21 23:02:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-21 23:02:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-21 23:02:34,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-21 23:02:34,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-21 23:02:34,374 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-21 23:02:34,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-21 23:02:34,375 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-21 23:02:34,375 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-21 23:02:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-21 23:02:34,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-21 23:02:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-21 23:02:34,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-21 23:02:34,383 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-21 23:02:37,993 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-21 23:02:37,993 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-10-21 23:02:37,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 11:02:37 BoogieIcfgContainer [2020-10-21 23:02:37,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-21 23:02:37,997 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-21 23:02:37,997 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-21 23:02:38,001 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-21 23:02:38,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 11:02:33" (1/3) ... [2020-10-21 23:02:38,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1847a078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 11:02:38, skipping insertion in model container [2020-10-21 23:02:38,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:02:34" (2/3) ... [2020-10-21 23:02:38,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1847a078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 11:02:38, skipping insertion in model container [2020-10-21 23:02:38,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 11:02:37" (3/3) ... [2020-10-21 23:02:38,006 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_rmo.opt.i [2020-10-21 23:02:38,019 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-21 23:02:38,019 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-21 23:02:38,028 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-21 23:02:38,029 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-21 23:02:38,065 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,066 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,066 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,066 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,067 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,067 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,067 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,067 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,075 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,075 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,075 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,075 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,075 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,077 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,077 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,077 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,078 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,078 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,078 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,078 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,079 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,079 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,080 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,080 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,080 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,082 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,090 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,092 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,092 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,099 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,101 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,103 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,103 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,103 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,103 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,103 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,103 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,104 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,104 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,106 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,106 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,106 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,107 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,108 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,108 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,109 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,110 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,111 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:02:38,114 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-21 23:02:38,128 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-21 23:02:38,150 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 23:02:38,150 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 23:02:38,151 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-21 23:02:38,151 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 23:02:38,151 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 23:02:38,151 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 23:02:38,151 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 23:02:38,151 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 23:02:38,165 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-21 23:02:38,166 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 89 transitions, 188 flow [2020-10-21 23:02:38,169 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 89 transitions, 188 flow [2020-10-21 23:02:38,171 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 93 places, 89 transitions, 188 flow [2020-10-21 23:02:38,217 INFO L129 PetriNetUnfolder]: 3/87 cut-off events. [2020-10-21 23:02:38,218 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-21 23:02:38,223 INFO L80 FinitePrefix]: Finished finitePrefix Result has 94 conditions, 87 events. 3/87 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 65 event pairs, 0 based on Foata normal form. 0/82 useless extension candidates. Maximal degree in co-relation 53. Up to 2 conditions per place. [2020-10-21 23:02:38,226 INFO L116 LiptonReduction]: Number of co-enabled transitions 1268 [2020-10-21 23:02:39,386 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2020-10-21 23:02:40,745 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2020-10-21 23:02:40,774 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 2, 2, 1] term [2020-10-21 23:02:40,774 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 23:02:40,779 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 1] term [2020-10-21 23:02:40,779 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 23:02:41,898 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 145 DAG size of output: 124 [2020-10-21 23:02:42,701 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-10-21 23:02:42,806 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-10-21 23:02:42,926 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-10-21 23:02:43,385 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2020-10-21 23:02:43,559 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-21 23:02:43,567 INFO L131 LiptonReduction]: Checked pairs total: 3608 [2020-10-21 23:02:43,567 INFO L133 LiptonReduction]: Total number of compositions: 80 [2020-10-21 23:02:43,596 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 29 places, 23 transitions, 56 flow [2020-10-21 23:02:43,631 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 266 states. [2020-10-21 23:02:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states. [2020-10-21 23:02:43,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-21 23:02:43,642 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:02:43,646 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-21 23:02:43,647 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:02:43,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:02:43,654 INFO L82 PathProgramCache]: Analyzing trace with hash 1629390214, now seen corresponding path program 1 times [2020-10-21 23:02:43,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:02:43,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143179123] [2020-10-21 23:02:43,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:02:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:02:43,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:02:43,942 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143179123] [2020-10-21 23:02:43,943 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:02:43,943 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-21 23:02:43,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100233636] [2020-10-21 23:02:43,949 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:02:43,949 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:02:43,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:02:43,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:02:43,969 INFO L87 Difference]: Start difference. First operand 266 states. Second operand 3 states. [2020-10-21 23:02:44,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:02:44,082 INFO L93 Difference]: Finished difference Result 230 states and 564 transitions. [2020-10-21 23:02:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:02:44,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-21 23:02:44,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:02:44,141 INFO L225 Difference]: With dead ends: 230 [2020-10-21 23:02:44,141 INFO L226 Difference]: Without dead ends: 194 [2020-10-21 23:02:44,142 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 [2020-10-21 23:02:44,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-10-21 23:02:44,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2020-10-21 23:02:44,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-10-21 23:02:44,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 468 transitions. [2020-10-21 23:02:44,203 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 468 transitions. Word has length 5 [2020-10-21 23:02:44,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:02:44,204 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 468 transitions. [2020-10-21 23:02:44,204 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:02:44,204 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 468 transitions. [2020-10-21 23:02:44,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-21 23:02:44,205 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:02:44,205 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:02:44,206 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-21 23:02:44,206 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:02:44,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:02:44,207 INFO L82 PathProgramCache]: Analyzing trace with hash -554606421, now seen corresponding path program 1 times [2020-10-21 23:02:44,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:02:44,207 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310224542] [2020-10-21 23:02:44,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:02:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:02:44,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:02:44,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310224542] [2020-10-21 23:02:44,505 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:02:44,505 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:02:44,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302674509] [2020-10-21 23:02:44,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:02:44,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:02:44,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:02:44,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:02:44,507 INFO L87 Difference]: Start difference. First operand 194 states and 468 transitions. Second operand 5 states. [2020-10-21 23:02:44,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:02:44,673 INFO L93 Difference]: Finished difference Result 224 states and 513 transitions. [2020-10-21 23:02:44,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 23:02:44,678 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 8 [2020-10-21 23:02:44,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:02:44,680 INFO L225 Difference]: With dead ends: 224 [2020-10-21 23:02:44,681 INFO L226 Difference]: Without dead ends: 188 [2020-10-21 23:02:44,681 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-21 23:02:44,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-10-21 23:02:44,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2020-10-21 23:02:44,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-10-21 23:02:44,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 450 transitions. [2020-10-21 23:02:44,698 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 450 transitions. Word has length 8 [2020-10-21 23:02:44,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:02:44,698 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 450 transitions. [2020-10-21 23:02:44,698 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:02:44,698 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 450 transitions. [2020-10-21 23:02:44,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-21 23:02:44,699 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:02:44,700 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:02:44,700 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-21 23:02:44,700 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:02:44,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:02:44,700 INFO L82 PathProgramCache]: Analyzing trace with hash -12951486, now seen corresponding path program 1 times [2020-10-21 23:02:44,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:02:44,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972735850] [2020-10-21 23:02:44,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:02:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:02:44,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:02:44,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972735850] [2020-10-21 23:02:44,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:02:44,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:02:44,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517466340] [2020-10-21 23:02:44,895 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:02:44,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:02:44,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:02:44,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:02:44,896 INFO L87 Difference]: Start difference. First operand 188 states and 450 transitions. Second operand 5 states. [2020-10-21 23:02:45,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:02:45,002 INFO L93 Difference]: Finished difference Result 188 states and 430 transitions. [2020-10-21 23:02:45,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 23:02:45,004 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2020-10-21 23:02:45,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:02:45,005 INFO L225 Difference]: With dead ends: 188 [2020-10-21 23:02:45,005 INFO L226 Difference]: Without dead ends: 158 [2020-10-21 23:02:45,006 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-21 23:02:45,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-10-21 23:02:45,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2020-10-21 23:02:45,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-10-21 23:02:45,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 366 transitions. [2020-10-21 23:02:45,019 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 366 transitions. Word has length 9 [2020-10-21 23:02:45,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:02:45,019 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 366 transitions. [2020-10-21 23:02:45,019 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:02:45,019 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 366 transitions. [2020-10-21 23:02:45,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-21 23:02:45,021 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:02:45,021 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:02:45,021 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-21 23:02:45,021 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:02:45,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:02:45,022 INFO L82 PathProgramCache]: Analyzing trace with hash 297092720, now seen corresponding path program 1 times [2020-10-21 23:02:45,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:02:45,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669092202] [2020-10-21 23:02:45,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:02:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:02:45,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:02:45,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669092202] [2020-10-21 23:02:45,308 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:02:45,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:02:45,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525879348] [2020-10-21 23:02:45,309 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:02:45,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:02:45,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:02:45,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:02:45,310 INFO L87 Difference]: Start difference. First operand 158 states and 366 transitions. Second operand 5 states. [2020-10-21 23:02:45,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:02:45,368 INFO L93 Difference]: Finished difference Result 164 states and 367 transitions. [2020-10-21 23:02:45,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 23:02:45,369 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-10-21 23:02:45,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:02:45,371 INFO L225 Difference]: With dead ends: 164 [2020-10-21 23:02:45,371 INFO L226 Difference]: Without dead ends: 146 [2020-10-21 23:02:45,372 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-21 23:02:45,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-10-21 23:02:45,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2020-10-21 23:02:45,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-10-21 23:02:45,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 334 transitions. [2020-10-21 23:02:45,381 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 334 transitions. Word has length 11 [2020-10-21 23:02:45,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:02:45,382 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 334 transitions. [2020-10-21 23:02:45,382 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:02:45,382 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 334 transitions. [2020-10-21 23:02:45,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-21 23:02:45,384 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:02:45,384 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:02:45,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-21 23:02:45,384 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:02:45,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:02:45,385 INFO L82 PathProgramCache]: Analyzing trace with hash 2037542707, now seen corresponding path program 1 times [2020-10-21 23:02:45,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:02:45,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799471632] [2020-10-21 23:02:45,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:02:45,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:02:45,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:02:45,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799471632] [2020-10-21 23:02:45,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:02:45,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-21 23:02:45,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914488108] [2020-10-21 23:02:45,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-21 23:02:45,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:02:45,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-21 23:02:45,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-21 23:02:45,789 INFO L87 Difference]: Start difference. First operand 146 states and 334 transitions. Second operand 9 states. [2020-10-21 23:02:46,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:02:46,092 INFO L93 Difference]: Finished difference Result 188 states and 428 transitions. [2020-10-21 23:02:46,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-21 23:02:46,093 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 13 [2020-10-21 23:02:46,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:02:46,096 INFO L225 Difference]: With dead ends: 188 [2020-10-21 23:02:46,096 INFO L226 Difference]: Without dead ends: 176 [2020-10-21 23:02:46,098 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-10-21 23:02:46,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-10-21 23:02:46,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 176. [2020-10-21 23:02:46,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2020-10-21 23:02:46,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 408 transitions. [2020-10-21 23:02:46,118 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 408 transitions. Word has length 13 [2020-10-21 23:02:46,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:02:46,119 INFO L481 AbstractCegarLoop]: Abstraction has 176 states and 408 transitions. [2020-10-21 23:02:46,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-21 23:02:46,121 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 408 transitions. [2020-10-21 23:02:46,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-21 23:02:46,123 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:02:46,123 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:02:46,124 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-21 23:02:46,124 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:02:46,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:02:46,125 INFO L82 PathProgramCache]: Analyzing trace with hash -93333437, now seen corresponding path program 2 times [2020-10-21 23:02:46,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:02:46,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186204101] [2020-10-21 23:02:46,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:02:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:02:46,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:02:46,387 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186204101] [2020-10-21 23:02:46,387 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:02:46,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-21 23:02:46,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93582417] [2020-10-21 23:02:46,388 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-21 23:02:46,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:02:46,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-21 23:02:46,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-21 23:02:46,389 INFO L87 Difference]: Start difference. First operand 176 states and 408 transitions. Second operand 8 states. [2020-10-21 23:02:46,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:02:46,918 INFO L93 Difference]: Finished difference Result 314 states and 704 transitions. [2020-10-21 23:02:46,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-21 23:02:46,919 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2020-10-21 23:02:46,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:02:46,922 INFO L225 Difference]: With dead ends: 314 [2020-10-21 23:02:46,922 INFO L226 Difference]: Without dead ends: 218 [2020-10-21 23:02:46,923 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2020-10-21 23:02:46,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2020-10-21 23:02:46,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 131. [2020-10-21 23:02:46,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-10-21 23:02:46,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 291 transitions. [2020-10-21 23:02:46,930 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 291 transitions. Word has length 13 [2020-10-21 23:02:46,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:02:46,930 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 291 transitions. [2020-10-21 23:02:46,930 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-21 23:02:46,931 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 291 transitions. [2020-10-21 23:02:46,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-21 23:02:46,932 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:02:46,932 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:02:46,932 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-21 23:02:46,932 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:02:46,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:02:46,933 INFO L82 PathProgramCache]: Analyzing trace with hash -1260744621, now seen corresponding path program 1 times [2020-10-21 23:02:46,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:02:46,933 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705635368] [2020-10-21 23:02:46,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:02:47,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:02:47,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:02:47,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705635368] [2020-10-21 23:02:47,135 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:02:47,135 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-21 23:02:47,136 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855751436] [2020-10-21 23:02:47,136 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-21 23:02:47,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:02:47,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-21 23:02:47,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-21 23:02:47,137 INFO L87 Difference]: Start difference. First operand 131 states and 291 transitions. Second operand 6 states. [2020-10-21 23:02:47,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:02:47,277 INFO L93 Difference]: Finished difference Result 203 states and 450 transitions. [2020-10-21 23:02:47,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:02:47,278 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2020-10-21 23:02:47,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:02:47,280 INFO L225 Difference]: With dead ends: 203 [2020-10-21 23:02:47,280 INFO L226 Difference]: Without dead ends: 127 [2020-10-21 23:02:47,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:02:47,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-10-21 23:02:47,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2020-10-21 23:02:47,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-10-21 23:02:47,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 277 transitions. [2020-10-21 23:02:47,288 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 277 transitions. Word has length 14 [2020-10-21 23:02:47,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:02:47,289 INFO L481 AbstractCegarLoop]: Abstraction has 127 states and 277 transitions. [2020-10-21 23:02:47,289 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-21 23:02:47,289 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 277 transitions. [2020-10-21 23:02:47,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-21 23:02:47,293 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:02:47,293 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:02:47,294 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-21 23:02:47,294 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:02:47,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:02:47,294 INFO L82 PathProgramCache]: Analyzing trace with hash 114705849, now seen corresponding path program 2 times [2020-10-21 23:02:47,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:02:47,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282522553] [2020-10-21 23:02:47,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:02:47,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:02:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:02:47,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282522553] [2020-10-21 23:02:47,626 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:02:47,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-21 23:02:47,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343334] [2020-10-21 23:02:47,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-21 23:02:47,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:02:47,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-21 23:02:47,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-21 23:02:47,628 INFO L87 Difference]: Start difference. First operand 127 states and 277 transitions. Second operand 8 states. [2020-10-21 23:02:47,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:02:47,851 INFO L93 Difference]: Finished difference Result 118 states and 256 transitions. [2020-10-21 23:02:47,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:02:47,852 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 14 [2020-10-21 23:02:47,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:02:47,853 INFO L225 Difference]: With dead ends: 118 [2020-10-21 23:02:47,853 INFO L226 Difference]: Without dead ends: 0 [2020-10-21 23:02:47,854 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-21 23:02:47,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-21 23:02:47,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-21 23:02:47,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-21 23:02:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-21 23:02:47,855 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2020-10-21 23:02:47,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:02:47,855 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-21 23:02:47,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-21 23:02:47,855 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-21 23:02:47,855 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-21 23:02:47,855 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-21 23:02:47,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 11:02:47 BasicIcfg [2020-10-21 23:02:47,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-21 23:02:47,860 INFO L168 Benchmark]: Toolchain (without parser) took 14492.54 ms. Allocated memory was 137.4 MB in the beginning and 413.7 MB in the end (delta: 276.3 MB). Free memory was 98.7 MB in the beginning and 251.0 MB in the end (delta: -152.3 MB). Peak memory consumption was 124.0 MB. Max. memory is 7.1 GB. [2020-10-21 23:02:47,861 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-21 23:02:47,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 764.27 ms. Allocated memory was 137.4 MB in the beginning and 198.7 MB in the end (delta: 61.3 MB). Free memory was 97.9 MB in the beginning and 148.3 MB in the end (delta: -50.4 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2020-10-21 23:02:47,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.40 ms. Allocated memory is still 198.7 MB. Free memory was 148.3 MB in the beginning and 144.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2020-10-21 23:02:47,864 INFO L168 Benchmark]: Boogie Preprocessor took 52.22 ms. Allocated memory is still 198.7 MB. Free memory was 144.8 MB in the beginning and 141.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2020-10-21 23:02:47,864 INFO L168 Benchmark]: RCFGBuilder took 3726.29 ms. Allocated memory was 198.7 MB in the beginning and 255.3 MB in the end (delta: 56.6 MB). Free memory was 141.3 MB in the beginning and 115.3 MB in the end (delta: 26.0 MB). Peak memory consumption was 120.5 MB. Max. memory is 7.1 GB. [2020-10-21 23:02:47,865 INFO L168 Benchmark]: TraceAbstraction took 9861.33 ms. Allocated memory was 255.3 MB in the beginning and 413.7 MB in the end (delta: 158.3 MB). Free memory was 115.3 MB in the beginning and 251.0 MB in the end (delta: -135.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2020-10-21 23:02:47,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 764.27 ms. Allocated memory was 137.4 MB in the beginning and 198.7 MB in the end (delta: 61.3 MB). Free memory was 97.9 MB in the beginning and 148.3 MB in the end (delta: -50.4 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 79.40 ms. Allocated memory is still 198.7 MB. Free memory was 148.3 MB in the beginning and 144.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.22 ms. Allocated memory is still 198.7 MB. Free memory was 144.8 MB in the beginning and 141.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3726.29 ms. Allocated memory was 198.7 MB in the beginning and 255.3 MB in the end (delta: 56.6 MB). Free memory was 141.3 MB in the beginning and 115.3 MB in the end (delta: 26.0 MB). Peak memory consumption was 120.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9861.33 ms. Allocated memory was 255.3 MB in the beginning and 413.7 MB in the end (delta: 158.3 MB). Free memory was 115.3 MB in the beginning and 251.0 MB in the end (delta: -135.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 650 VarBasedMoverChecksPositive, 34 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 56 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 5.3s, 93 PlacesBefore, 29 PlacesAfterwards, 89 TransitionsBefore, 23 TransitionsAfterwards, 1268 CoEnabledTransitionPairs, 7 FixpointIterations, 34 TrivialSequentialCompositions, 35 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 2 ChoiceCompositions, 80 TotalNumberOfCompositions, 3608 MoverChecksTotal - PositiveResult [Line: 18]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 18]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 87 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.7s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.4s, HoareTripleCheckerStatistics: 155 SDtfs, 155 SDslu, 350 SDs, 0 SdLazy, 429 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=266occurred 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: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 87 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 87 NumberOfCodeBlocks, 87 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 79 ConstructedInterpolants, 0 QuantifiedInterpolants, 12340 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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...