/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 14:08:33,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 14:08:33,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 14:08:33,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 14:08:33,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 14:08:33,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 14:08:33,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 14:08:33,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 14:08:33,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 14:08:33,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 14:08:33,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 14:08:33,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 14:08:33,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 14:08:33,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 14:08:33,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 14:08:33,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 14:08:33,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 14:08:33,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 14:08:33,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 14:08:33,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 14:08:33,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 14:08:33,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 14:08:33,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 14:08:33,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 14:08:33,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 14:08:33,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 14:08:33,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 14:08:33,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 14:08:33,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 14:08:33,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 14:08:33,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 14:08:33,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 14:08:33,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 14:08:33,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 14:08:33,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 14:08:33,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 14:08:33,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 14:08:33,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 14:08:33,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 14:08:33,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 14:08:33,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 14:08:33,789 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 14:08:33,840 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 14:08:33,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 14:08:33,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 14:08:33,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 14:08:33,845 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 14:08:33,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 14:08:33,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 14:08:33,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 14:08:33,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 14:08:33,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 14:08:33,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 14:08:33,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 14:08:33,848 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 14:08:33,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 14:08:33,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 14:08:33,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 14:08:33,849 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 14:08:33,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 14:08:33,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 14:08:33,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 14:08:33,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 14:08:33,850 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 14:08:33,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 14:08:33,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 14:08:33,851 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 14:08:33,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 14:08:34,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 14:08:34,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 14:08:34,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 14:08:34,372 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 14:08:34,373 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 14:08:34,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2020-12-23 14:08:34,469 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/608deeb84/681706089de74df2b4c25fabd0adbd96/FLAG905d6323e [2020-12-23 14:08:35,193 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 14:08:35,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2020-12-23 14:08:35,232 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/608deeb84/681706089de74df2b4c25fabd0adbd96/FLAG905d6323e [2020-12-23 14:08:35,445 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/608deeb84/681706089de74df2b4c25fabd0adbd96 [2020-12-23 14:08:35,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 14:08:35,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 14:08:35,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 14:08:35,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 14:08:35,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 14:08:35,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 02:08:35" (1/1) ... [2020-12-23 14:08:35,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78bf3cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:35, skipping insertion in model container [2020-12-23 14:08:35,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 02:08:35" (1/1) ... [2020-12-23 14:08:35,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 14:08:35,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 14:08:36,152 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i[46775,46788] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~p~0,],base],StructAccessExpression[IdentifierExpression[~p~0,],offset]]] [2020-12-23 14:08:36,175 WARN L1512 CHandler]: Possible shadowing of function new left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~next~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~next~0,],offset]]]] [2020-12-23 14:08:36,175 WARN L1512 CHandler]: Possible shadowing of function new left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new,],base],StructAccessExpression[IdentifierExpression[~new,],offset]]] [2020-12-23 14:08:36,176 WARN L1512 CHandler]: Possible shadowing of function new left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~new,],offset]]]] [2020-12-23 14:08:36,177 WARN L1512 CHandler]: Possible shadowing of function new left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~head,],base],StructAccessExpression[IdentifierExpression[~head,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~p~1,] left hand side expression in assignment: lhs: VariableLHS[~p~2,] left hand side expression in assignment: lhs: VariableLHS[~pos~0,] left hand side expression in assignment: lhs: VariableLHS[~q~0,] left hand side expression in assignment: lhs: VariableLHS[~pos~0,] left hand side expression in assignment: lhs: VariableLHS[~p1~0,] left hand side expression in assignment: lhs: VariableLHS[~p2~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~p1~0,],base],StructAccessExpression[IdentifierExpression[~p1~0,],offset]]] [2020-12-23 14:08:36,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 14:08:36,231 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 14:08:36,287 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i[46775,46788] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~p~0,],base],StructAccessExpression[IdentifierExpression[~p~0,],offset]]] [2020-12-23 14:08:36,298 WARN L1512 CHandler]: Possible shadowing of function new left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~next~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~next~0,],offset]]]] [2020-12-23 14:08:36,300 WARN L1512 CHandler]: Possible shadowing of function new left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new,],base],StructAccessExpression[IdentifierExpression[~new,],offset]]] [2020-12-23 14:08:36,301 WARN L1512 CHandler]: Possible shadowing of function new left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~new,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~new,],offset]]]] [2020-12-23 14:08:36,302 WARN L1512 CHandler]: Possible shadowing of function new left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~head,],base],StructAccessExpression[IdentifierExpression[~head,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~p~1,] left hand side expression in assignment: lhs: VariableLHS[~p~2,] left hand side expression in assignment: lhs: VariableLHS[~pos~0,] left hand side expression in assignment: lhs: VariableLHS[~q~0,] left hand side expression in assignment: lhs: VariableLHS[~pos~0,] left hand side expression in assignment: lhs: VariableLHS[~p1~0,] left hand side expression in assignment: lhs: VariableLHS[~p2~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~p1~0,],base],StructAccessExpression[IdentifierExpression[~p1~0,],offset]]] [2020-12-23 14:08:36,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 14:08:36,678 INFO L208 MainTranslator]: Completed translation [2020-12-23 14:08:36,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36 WrapperNode [2020-12-23 14:08:36,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 14:08:36,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 14:08:36,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 14:08:36,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 14:08:36,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36" (1/1) ... [2020-12-23 14:08:36,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36" (1/1) ... [2020-12-23 14:08:36,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 14:08:36,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 14:08:36,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 14:08:36,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 14:08:36,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36" (1/1) ... [2020-12-23 14:08:36,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36" (1/1) ... [2020-12-23 14:08:36,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36" (1/1) ... [2020-12-23 14:08:36,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36" (1/1) ... [2020-12-23 14:08:36,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36" (1/1) ... [2020-12-23 14:08:36,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36" (1/1) ... [2020-12-23 14:08:36,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36" (1/1) ... [2020-12-23 14:08:36,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 14:08:36,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 14:08:36,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 14:08:36,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 14:08:36,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 14:08:37,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 14:08:37,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-23 14:08:37,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-23 14:08:37,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-23 14:08:37,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-23 14:08:37,020 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-23 14:08:37,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-23 14:08:37,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-23 14:08:37,021 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-12-23 14:08:37,021 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-12-23 14:08:37,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 14:08:37,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 14:08:37,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 14:08:37,024 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-23 14:08:37,785 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 14:08:37,785 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2020-12-23 14:08:37,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 02:08:37 BoogieIcfgContainer [2020-12-23 14:08:37,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 14:08:37,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 14:08:37,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 14:08:37,794 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 14:08:37,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 02:08:35" (1/3) ... [2020-12-23 14:08:37,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5521f536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 02:08:37, skipping insertion in model container [2020-12-23 14:08:37,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:08:36" (2/3) ... [2020-12-23 14:08:37,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5521f536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 02:08:37, skipping insertion in model container [2020-12-23 14:08:37,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 02:08:37" (3/3) ... [2020-12-23 14:08:37,798 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_92-evilcollapse_racing.i [2020-12-23 14:08:37,805 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-23 14:08:37,806 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 14:08:37,812 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-23 14:08:37,813 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-23 14:08:37,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,875 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,875 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,875 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,875 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,876 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,879 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,879 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,880 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,880 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,883 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,883 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,883 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,883 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,885 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,885 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,885 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,885 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,886 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,910 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,911 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,911 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,911 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,912 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,912 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,912 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,912 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,912 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,913 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,913 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,913 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,913 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,913 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,914 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,914 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,914 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,914 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,915 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,915 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,915 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,915 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,915 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,916 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,916 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,916 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,916 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,916 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,917 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,917 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,917 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,917 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,918 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,918 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,918 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,918 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,919 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,919 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,919 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,919 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,920 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,920 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,920 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,920 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,921 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,921 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,921 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,921 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,922 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,922 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,922 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,922 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,922 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,923 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,923 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,923 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,923 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,924 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,924 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,924 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,925 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,926 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,927 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,928 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,928 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,928 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,939 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,939 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,942 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,942 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,943 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,944 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,944 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,945 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,945 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,945 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,946 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,946 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,946 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,947 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,948 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,948 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,948 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,948 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,949 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,952 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,952 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,952 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,952 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,953 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,953 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,953 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,953 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,954 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,954 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,954 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,954 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,955 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,955 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,955 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,955 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,956 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,956 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,956 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,956 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,956 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,957 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,957 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,957 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,957 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,957 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,958 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,959 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 14:08:37,967 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-12-23 14:08:37,988 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-23 14:08:38,013 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 14:08:38,013 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 14:08:38,013 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 14:08:38,013 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 14:08:38,013 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 14:08:38,014 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 14:08:38,014 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 14:08:38,014 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 14:08:38,034 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-12-23 14:08:38,037 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 200 places, 223 transitions, 454 flow [2020-12-23 14:08:38,040 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 200 places, 223 transitions, 454 flow [2020-12-23 14:08:38,042 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 200 places, 223 transitions, 454 flow [2020-12-23 14:08:38,158 INFO L129 PetriNetUnfolder]: 28/237 cut-off events. [2020-12-23 14:08:38,158 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2020-12-23 14:08:38,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 243 conditions, 237 events. 28/237 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 372 event pairs, 0 based on Foata normal form. 0/205 useless extension candidates. Maximal degree in co-relation 127. Up to 4 conditions per place. [2020-12-23 14:08:38,174 INFO L116 LiptonReduction]: Number of co-enabled transitions 3230 [2020-12-23 14:08:39,399 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:39,424 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:39,433 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:39,454 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:39,457 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:39,458 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-23 14:08:39,481 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:39,504 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:39,511 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:39,532 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:39,534 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:39,535 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-23 14:08:43,585 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:43,613 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:43,622 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:43,645 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:43,648 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:43,649 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:115, output treesize:117 [2020-12-23 14:08:43,670 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:43,698 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:43,706 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:43,730 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:43,733 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:43,733 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:117, output treesize:119 [2020-12-23 14:08:46,293 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:46,324 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:46,333 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:46,364 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:46,366 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:46,367 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:120, output treesize:122 [2020-12-23 14:08:46,385 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:46,418 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:46,424 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:46,452 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:46,456 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:46,456 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2020-12-23 14:08:49,715 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:49,748 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:49,754 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:49,781 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:49,786 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:49,786 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2020-12-23 14:08:49,803 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:49,833 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:49,842 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:49,868 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:08:49,872 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-23 14:08:49,873 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:120, output treesize:122 [2020-12-23 14:08:54,719 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-12-23 14:08:54,852 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-23 14:08:54,988 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-12-23 14:08:55,112 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-23 14:08:55,596 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-12-23 14:08:55,792 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-12-23 14:08:56,516 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2020-12-23 14:08:56,742 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2020-12-23 14:08:58,886 WARN L197 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 144 [2020-12-23 14:09:01,192 WARN L197 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 140 [2020-12-23 14:09:03,049 WARN L197 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 144 [2020-12-23 14:09:04,303 WARN L197 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 140 [2020-12-23 14:09:05,186 WARN L197 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2020-12-23 14:09:05,341 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-12-23 14:09:05,716 WARN L197 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2020-12-23 14:09:05,885 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-12-23 14:09:10,523 WARN L197 SmtUtils]: Spent 4.61 s on a formula simplification that was a NOOP. DAG size: 162 [2020-12-23 14:09:14,905 WARN L197 SmtUtils]: Spent 4.38 s on a formula simplification that was a NOOP. DAG size: 154 [2020-12-23 14:09:21,145 WARN L197 SmtUtils]: Spent 6.24 s on a formula simplification that was a NOOP. DAG size: 162 [2020-12-23 14:09:26,495 WARN L197 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 154 [2020-12-23 14:09:27,000 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-12-23 14:09:27,333 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-12-23 14:09:27,461 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-12-23 14:09:27,601 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-12-23 14:09:27,731 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-12-23 14:09:35,437 WARN L197 SmtUtils]: Spent 7.70 s on a formula simplification that was a NOOP. DAG size: 177 [2020-12-23 14:09:43,660 WARN L197 SmtUtils]: Spent 8.22 s on a formula simplification that was a NOOP. DAG size: 177 [2020-12-23 14:09:50,759 WARN L197 SmtUtils]: Spent 7.10 s on a formula simplification that was a NOOP. DAG size: 177 [2020-12-23 14:09:57,061 WARN L197 SmtUtils]: Spent 6.30 s on a formula simplification that was a NOOP. DAG size: 177 [2020-12-23 14:09:57,217 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-12-23 14:09:57,347 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-12-23 14:09:57,700 WARN L197 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2020-12-23 14:09:57,875 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-12-23 14:09:57,885 INFO L131 LiptonReduction]: Checked pairs total: 3573 [2020-12-23 14:09:57,885 INFO L133 LiptonReduction]: Total number of compositions: 229 [2020-12-23 14:09:57,892 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 39 transitions, 86 flow [2020-12-23 14:09:57,912 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 107 states. [2020-12-23 14:09:57,918 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2020-12-23 14:09:57,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-23 14:09:57,929 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:09:57,930 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2020-12-23 14:09:57,938 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-12-23 14:09:57,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:09:57,951 INFO L82 PathProgramCache]: Analyzing trace with hash -2007073325, now seen corresponding path program 1 times [2020-12-23 14:09:57,963 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:09:57,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73569862] [2020-12-23 14:09:57,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:09:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:09:58,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 14:09:58,317 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73569862] [2020-12-23 14:09:58,318 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:09:58,318 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 14:09:58,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837708033] [2020-12-23 14:09:58,324 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 14:09:58,324 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:09:58,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 14:09:58,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 14:09:58,343 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 3 states. [2020-12-23 14:09:58,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:09:58,569 INFO L93 Difference]: Finished difference Result 109 states and 211 transitions. [2020-12-23 14:09:58,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 14:09:58,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-12-23 14:09:58,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:09:58,588 INFO L225 Difference]: With dead ends: 109 [2020-12-23 14:09:58,588 INFO L226 Difference]: Without dead ends: 102 [2020-12-23 14:09:58,590 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 14:09:58,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-12-23 14:09:58,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 101. [2020-12-23 14:09:58,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-12-23 14:09:58,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 198 transitions. [2020-12-23 14:09:58,643 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 198 transitions. Word has length 7 [2020-12-23 14:09:58,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:09:58,643 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 198 transitions. [2020-12-23 14:09:58,643 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 14:09:58,643 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 198 transitions. [2020-12-23 14:09:58,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-23 14:09:58,644 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:09:58,644 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:09:58,645 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 14:09:58,645 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-12-23 14:09:58,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:09:58,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1830003077, now seen corresponding path program 1 times [2020-12-23 14:09:58,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:09:58,646 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765970900] [2020-12-23 14:09:58,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:09:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:09:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 14:09:58,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765970900] [2020-12-23 14:09:58,722 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:09:58,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 14:09:58,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673695305] [2020-12-23 14:09:58,724 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 14:09:58,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:09:58,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 14:09:58,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 14:09:58,726 INFO L87 Difference]: Start difference. First operand 101 states and 198 transitions. Second operand 3 states. [2020-12-23 14:09:58,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:09:58,937 INFO L93 Difference]: Finished difference Result 102 states and 199 transitions. [2020-12-23 14:09:58,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 14:09:58,937 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-12-23 14:09:58,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:09:58,939 INFO L225 Difference]: With dead ends: 102 [2020-12-23 14:09:58,939 INFO L226 Difference]: Without dead ends: 102 [2020-12-23 14:09:58,940 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 14:09:58,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-12-23 14:09:58,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2020-12-23 14:09:58,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-12-23 14:09:58,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 199 transitions. [2020-12-23 14:09:58,960 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 199 transitions. Word has length 9 [2020-12-23 14:09:58,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:09:58,963 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 199 transitions. [2020-12-23 14:09:58,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 14:09:58,963 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 199 transitions. [2020-12-23 14:09:58,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-23 14:09:58,964 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:09:58,964 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:09:58,964 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 14:09:58,964 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-12-23 14:09:58,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:09:58,965 INFO L82 PathProgramCache]: Analyzing trace with hash -935890408, now seen corresponding path program 1 times [2020-12-23 14:09:58,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:09:58,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815886914] [2020-12-23 14:09:58,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:09:59,030 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:09:59,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1826871517] [2020-12-23 14:09:59,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:09:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:09:59,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 14:09:59,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:09:59,265 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 14:09:59,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815886914] [2020-12-23 14:09:59,267 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:09:59,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1826871517] [2020-12-23 14:09:59,267 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 14:09:59,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2020-12-23 14:09:59,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87311723] [2020-12-23 14:09:59,268 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 14:09:59,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:09:59,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 14:09:59,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 14:09:59,273 INFO L87 Difference]: Start difference. First operand 102 states and 199 transitions. Second operand 4 states. [2020-12-23 14:09:59,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:09:59,578 INFO L93 Difference]: Finished difference Result 103 states and 200 transitions. [2020-12-23 14:09:59,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 14:09:59,585 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2020-12-23 14:09:59,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:09:59,586 INFO L225 Difference]: With dead ends: 103 [2020-12-23 14:09:59,586 INFO L226 Difference]: Without dead ends: 103 [2020-12-23 14:09:59,587 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 14:09:59,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-12-23 14:09:59,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-12-23 14:09:59,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-12-23 14:09:59,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 200 transitions. [2020-12-23 14:09:59,604 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 200 transitions. Word has length 10 [2020-12-23 14:09:59,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:09:59,604 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 200 transitions. [2020-12-23 14:09:59,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 14:09:59,605 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 200 transitions. [2020-12-23 14:09:59,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-23 14:09:59,605 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:09:59,605 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:09:59,806 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-12-23 14:09:59,807 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-12-23 14:09:59,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:09:59,808 INFO L82 PathProgramCache]: Analyzing trace with hash 1011798555, now seen corresponding path program 2 times [2020-12-23 14:09:59,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:09:59,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226691760] [2020-12-23 14:09:59,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:09:59,845 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:09:59,846 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1324091958] [2020-12-23 14:09:59,848 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:10:00,002 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-23 14:10:00,003 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 14:10:00,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-23 14:10:00,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:10:00,051 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 14:10:00,051 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226691760] [2020-12-23 14:10:00,051 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:10:00,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1324091958] [2020-12-23 14:10:00,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 14:10:00,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-12-23 14:10:00,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256791185] [2020-12-23 14:10:00,055 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 14:10:00,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:10:00,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 14:10:00,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:10:00,056 INFO L87 Difference]: Start difference. First operand 103 states and 200 transitions. Second operand 5 states. [2020-12-23 14:10:00,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:10:00,488 INFO L93 Difference]: Finished difference Result 104 states and 201 transitions. [2020-12-23 14:10:00,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 14:10:00,489 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-12-23 14:10:00,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:10:00,490 INFO L225 Difference]: With dead ends: 104 [2020-12-23 14:10:00,490 INFO L226 Difference]: Without dead ends: 104 [2020-12-23 14:10:00,490 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:10:00,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-12-23 14:10:00,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-12-23 14:10:00,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-12-23 14:10:00,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 201 transitions. [2020-12-23 14:10:00,501 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 201 transitions. Word has length 11 [2020-12-23 14:10:00,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:10:00,501 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 201 transitions. [2020-12-23 14:10:00,501 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 14:10:00,501 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 201 transitions. [2020-12-23 14:10:00,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-23 14:10:00,502 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:10:00,502 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:10:00,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:10:00,711 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-12-23 14:10:00,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:10:00,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1260614264, now seen corresponding path program 3 times [2020-12-23 14:10:00,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:10:00,713 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780534143] [2020-12-23 14:10:00,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:10:00,732 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:10:00,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [93430256] [2020-12-23 14:10:00,732 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:10:00,851 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-12-23 14:10:00,851 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 14:10:00,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 14:10:00,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:10:00,880 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-23 14:10:00,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780534143] [2020-12-23 14:10:00,881 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:10:00,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93430256] [2020-12-23 14:10:00,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 14:10:00,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2020-12-23 14:10:00,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466891859] [2020-12-23 14:10:00,882 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 14:10:00,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:10:00,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 14:10:00,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 14:10:00,883 INFO L87 Difference]: Start difference. First operand 104 states and 201 transitions. Second operand 4 states. [2020-12-23 14:10:01,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:10:01,254 INFO L93 Difference]: Finished difference Result 113 states and 212 transitions. [2020-12-23 14:10:01,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 14:10:01,262 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-12-23 14:10:01,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:10:01,263 INFO L225 Difference]: With dead ends: 113 [2020-12-23 14:10:01,263 INFO L226 Difference]: Without dead ends: 113 [2020-12-23 14:10:01,264 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 14:10:01,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2020-12-23 14:10:01,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 109. [2020-12-23 14:10:01,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-12-23 14:10:01,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 207 transitions. [2020-12-23 14:10:01,279 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 207 transitions. Word has length 12 [2020-12-23 14:10:01,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:10:01,279 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 207 transitions. [2020-12-23 14:10:01,279 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 14:10:01,279 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 207 transitions. [2020-12-23 14:10:01,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-23 14:10:01,281 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:10:01,281 INFO L422 BasicCegarLoop]: trace histogram [6, 2, 2, 2, 1, 1, 1, 1, 1] [2020-12-23 14:10:01,495 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:10:01,496 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-12-23 14:10:01,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:10:01,497 INFO L82 PathProgramCache]: Analyzing trace with hash 451321075, now seen corresponding path program 4 times [2020-12-23 14:10:01,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:10:01,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993309996] [2020-12-23 14:10:01,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:10:01,518 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:10:01,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1108874663] [2020-12-23 14:10:01,519 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:10:01,752 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-23 14:10:01,752 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 14:10:01,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-23 14:10:01,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:10:01,839 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-23 14:10:01,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993309996] [2020-12-23 14:10:01,840 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:10:01,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1108874663] [2020-12-23 14:10:01,840 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-23 14:10:01,840 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-12-23 14:10:01,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076164393] [2020-12-23 14:10:01,841 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 14:10:01,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:10:01,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 14:10:01,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-23 14:10:01,842 INFO L87 Difference]: Start difference. First operand 109 states and 207 transitions. Second operand 6 states. [2020-12-23 14:10:02,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:10:02,181 INFO L93 Difference]: Finished difference Result 111 states and 209 transitions. [2020-12-23 14:10:02,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 14:10:02,183 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-12-23 14:10:02,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:10:02,184 INFO L225 Difference]: With dead ends: 111 [2020-12-23 14:10:02,184 INFO L226 Difference]: Without dead ends: 111 [2020-12-23 14:10:02,184 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-23 14:10:02,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-12-23 14:10:02,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2020-12-23 14:10:02,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-12-23 14:10:02,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 209 transitions. [2020-12-23 14:10:02,196 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 209 transitions. Word has length 17 [2020-12-23 14:10:02,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:10:02,196 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 209 transitions. [2020-12-23 14:10:02,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 14:10:02,197 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 209 transitions. [2020-12-23 14:10:02,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-23 14:10:02,197 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:10:02,198 INFO L422 BasicCegarLoop]: trace histogram [8, 2, 2, 2, 1, 1, 1, 1, 1] [2020-12-23 14:10:02,404 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:10:02,405 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-12-23 14:10:02,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:10:02,406 INFO L82 PathProgramCache]: Analyzing trace with hash 319401891, now seen corresponding path program 5 times [2020-12-23 14:10:02,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:10:02,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091381836] [2020-12-23 14:10:02,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:10:02,429 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:10:02,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1313496210] [2020-12-23 14:10:02,430 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true