/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix012_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 21:58:07,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 21:58:07,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 21:58:07,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-09 21:58:07,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-09 21:58:07,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-09 21:58:07,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-09 21:58:07,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-09 21:58:07,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-09 21:58:07,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-09 21:58:07,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-09 21:58:07,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-09 21:58:07,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-09 21:58:07,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-09 21:58:07,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-09 21:58:07,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-09 21:58:07,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-09 21:58:07,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-09 21:58:07,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-09 21:58:07,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-09 21:58:07,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-09 21:58:07,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-09 21:58:07,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-09 21:58:07,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-09 21:58:07,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-09 21:58:07,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-09 21:58:07,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-09 21:58:07,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-09 21:58:07,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-09 21:58:07,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-09 21:58:07,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-09 21:58:07,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-09 21:58:07,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-09 21:58:07,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-09 21:58:07,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-09 21:58:07,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-09 21:58:07,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-09 21:58:07,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-09 21:58:07,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-09 21:58:07,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-09 21:58:07,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-09 21:58:07,833 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf [2021-07-09 21:58:07,849 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 21:58:07,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 21:58:07,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 21:58:07,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 21:58:07,850 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 21:58:07,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 21:58:07,851 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 21:58:07,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 21:58:07,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 21:58:07,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 21:58:07,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 21:58:07,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 21:58:07,851 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 21:58:07,851 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 21:58:07,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 21:58:07,851 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 21:58:07,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 21:58:07,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 21:58:07,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 21:58:07,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 21:58:07,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 21:58:07,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 21:58:07,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 21:58:07,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 21:58:07,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 21:58:07,852 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 21:58:07,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 21:58:07,853 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 21:58:07,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 21:58:07,853 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-07-09 21:58:07,853 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 21:58:08,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 21:58:08,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 21:58:08,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 21:58:08,096 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-09 21:58:08,096 INFO L275 PluginConnector]: CDTParser initialized [2021-07-09 21:58:08,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix012_tso.oepc.i [2021-07-09 21:58:08,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a8ab3ef/c5799aff631f4d84b9f15cc3c0a58927/FLAG68e966004 [2021-07-09 21:58:08,599 INFO L306 CDTParser]: Found 1 translation units. [2021-07-09 21:58:08,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix012_tso.oepc.i [2021-07-09 21:58:08,613 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a8ab3ef/c5799aff631f4d84b9f15cc3c0a58927/FLAG68e966004 [2021-07-09 21:58:08,925 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a8ab3ef/c5799aff631f4d84b9f15cc3c0a58927 [2021-07-09 21:58:08,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 21:58:08,930 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-09 21:58:08,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-09 21:58:08,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-09 21:58:08,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-09 21:58:08,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 09:58:08" (1/1) ... [2021-07-09 21:58:08,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30b5c29f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:08, skipping insertion in model container [2021-07-09 21:58:08,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 09:58:08" (1/1) ... [2021-07-09 21:58:08,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-09 21:58:08,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-09 21:58:09,174 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix012_tso.oepc.i[949,962] [2021-07-09 21:58:09,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 21:58:09,357 INFO L203 MainTranslator]: Completed pre-run [2021-07-09 21:58:09,377 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix012_tso.oepc.i[949,962] [2021-07-09 21:58:09,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 21:58:09,461 INFO L208 MainTranslator]: Completed translation [2021-07-09 21:58:09,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09 WrapperNode [2021-07-09 21:58:09,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-09 21:58:09,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 21:58:09,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 21:58:09,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 21:58:09,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09" (1/1) ... [2021-07-09 21:58:09,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09" (1/1) ... [2021-07-09 21:58:09,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 21:58:09,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 21:58:09,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 21:58:09,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 21:58:09,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09" (1/1) ... [2021-07-09 21:58:09,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09" (1/1) ... [2021-07-09 21:58:09,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09" (1/1) ... [2021-07-09 21:58:09,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09" (1/1) ... [2021-07-09 21:58:09,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09" (1/1) ... [2021-07-09 21:58:09,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09" (1/1) ... [2021-07-09 21:58:09,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09" (1/1) ... [2021-07-09 21:58:09,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 21:58:09,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 21:58:09,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 21:58:09,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 21:58:09,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 21:58:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-09 21:58:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-09 21:58:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-09 21:58:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-09 21:58:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-09 21:58:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-09 21:58:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-09 21:58:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-09 21:58:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-09 21:58:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-09 21:58:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 21:58:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 21:58:09,639 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 21:58:10,974 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 21:58:10,975 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-07-09 21:58:10,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 09:58:10 BoogieIcfgContainer [2021-07-09 21:58:10,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 21:58:10,977 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 21:58:10,977 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 21:58:10,979 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 21:58:10,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.07 09:58:08" (1/3) ... [2021-07-09 21:58:10,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fa80c58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 09:58:10, skipping insertion in model container [2021-07-09 21:58:10,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:58:09" (2/3) ... [2021-07-09 21:58:10,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fa80c58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 09:58:10, skipping insertion in model container [2021-07-09 21:58:10,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 09:58:10" (3/3) ... [2021-07-09 21:58:10,981 INFO L111 eAbstractionObserver]: Analyzing ICFG mix012_tso.oepc.i [2021-07-09 21:58:10,986 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 21:58:10,986 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 21:58:10,986 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-07-09 21:58:10,987 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 21:58:11,009 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,010 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,010 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,010 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,010 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,010 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,010 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,010 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,010 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,010 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,010 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,011 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,011 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,013 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,013 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,014 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,015 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,016 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,017 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,017 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,017 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,017 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,017 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,018 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,018 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,020 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,021 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,021 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,021 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,021 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,021 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,021 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,021 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,021 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,021 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,021 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,021 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,024 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,024 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,024 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,024 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,024 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,024 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,024 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,024 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,024 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,025 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,025 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,026 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,026 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,026 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,026 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,027 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,027 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,027 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,027 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,027 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,027 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,027 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,027 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,027 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,027 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,027 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,028 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,028 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,028 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,028 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,028 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,028 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,028 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,028 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,028 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,029 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,029 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,029 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,029 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,029 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,029 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,029 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,029 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,029 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,031 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,032 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,032 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,032 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:58:11,033 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-09 21:58:11,048 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-07-09 21:58:11,060 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 21:58:11,060 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 21:58:11,061 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 21:58:11,061 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 21:58:11,061 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 21:58:11,061 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 21:58:11,061 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 21:58:11,061 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 21:58:11,388 INFO L276 IsEmpty]: Start isEmpty. Operand has 1397 states, 1239 states have (on average 1.7643260694108152) internal successors, (2186), 1396 states have internal predecessors, (2186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:11,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-07-09 21:58:11,399 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:58:11,400 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 21:58:11,400 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:58:11,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:58:11,404 INFO L82 PathProgramCache]: Analyzing trace with hash -2099591425, now seen corresponding path program 1 times [2021-07-09 21:58:11,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:58:11,410 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686736538] [2021-07-09 21:58:11,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:58:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:58:11,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:11,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:58:11,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:11,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:58:11,643 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 21:58:11,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 21:58:11,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:11,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:58:11,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:11,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:58:11,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:11,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:58:11,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:58:11,688 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:58:11,688 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686736538] [2021-07-09 21:58:11,689 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686736538] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:58:11,689 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:58:11,689 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-09 21:58:11,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385115614] [2021-07-09 21:58:11,692 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-09 21:58:11,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:58:11,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-09 21:58:11,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-09 21:58:11,705 INFO L87 Difference]: Start difference. First operand has 1397 states, 1239 states have (on average 1.7643260694108152) internal successors, (2186), 1396 states have internal predecessors, (2186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:11,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:58:11,829 INFO L93 Difference]: Finished difference Result 1559 states and 2466 transitions. [2021-07-09 21:58:11,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 21:58:11,832 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-07-09 21:58:11,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:58:11,849 INFO L225 Difference]: With dead ends: 1559 [2021-07-09 21:58:11,853 INFO L226 Difference]: Without dead ends: 722 [2021-07-09 21:58:11,854 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 92.0ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-07-09 21:58:11,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2021-07-09 21:58:11,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 722. [2021-07-09 21:58:11,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 713 states have (on average 1.812061711079944) internal successors, (1292), 721 states have internal predecessors, (1292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:11,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 1292 transitions. [2021-07-09 21:58:11,932 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 1292 transitions. Word has length 59 [2021-07-09 21:58:11,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:58:11,932 INFO L482 AbstractCegarLoop]: Abstraction has 722 states and 1292 transitions. [2021-07-09 21:58:11,932 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:11,932 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1292 transitions. [2021-07-09 21:58:11,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-07-09 21:58:11,934 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:58:11,934 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 21:58:11,934 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-09 21:58:11,935 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:58:11,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:58:11,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1987923640, now seen corresponding path program 1 times [2021-07-09 21:58:11,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:58:11,935 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348518729] [2021-07-09 21:58:11,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:58:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:58:12,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:58:12,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:58:12,045 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-07-09 21:58:12,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-09 21:58:12,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 21:58:12,067 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-07-09 21:58:12,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:58:12,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:58:12,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:58:12,076 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:58:12,076 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348518729] [2021-07-09 21:58:12,076 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348518729] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:58:12,076 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:58:12,077 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-09 21:58:12,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953555960] [2021-07-09 21:58:12,078 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-09 21:58:12,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:58:12,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-09 21:58:12,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-09 21:58:12,080 INFO L87 Difference]: Start difference. First operand 722 states and 1292 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:12,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:58:12,173 INFO L93 Difference]: Finished difference Result 650 states and 1025 transitions. [2021-07-09 21:58:12,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 21:58:12,173 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-07-09 21:58:12,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:58:12,176 INFO L225 Difference]: With dead ends: 650 [2021-07-09 21:58:12,176 INFO L226 Difference]: Without dead ends: 398 [2021-07-09 21:58:12,177 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 74.5ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-07-09 21:58:12,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2021-07-09 21:58:12,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 398. [2021-07-09 21:58:12,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 398 states, 389 states have (on average 1.660668380462725) internal successors, (646), 397 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:12,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 646 transitions. [2021-07-09 21:58:12,198 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 646 transitions. Word has length 62 [2021-07-09 21:58:12,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:58:12,198 INFO L482 AbstractCegarLoop]: Abstraction has 398 states and 646 transitions. [2021-07-09 21:58:12,198 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:12,198 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 646 transitions. [2021-07-09 21:58:12,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-07-09 21:58:12,199 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:58:12,199 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 21:58:12,199 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-09 21:58:12,199 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:58:12,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:58:12,200 INFO L82 PathProgramCache]: Analyzing trace with hash -1018295230, now seen corresponding path program 1 times [2021-07-09 21:58:12,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:58:12,200 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571513836] [2021-07-09 21:58:12,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:58:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:58:12,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:58:12,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:58:12,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:58:12,322 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-07-09 21:58:12,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-09 21:58:12,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 21:58:12,342 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-07-09 21:58:12,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:58:12,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:58:12,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:58:12,351 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:58:12,351 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571513836] [2021-07-09 21:58:12,351 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571513836] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:58:12,351 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:58:12,351 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-09 21:58:12,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75659301] [2021-07-09 21:58:12,351 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-09 21:58:12,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:58:12,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-09 21:58:12,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-09 21:58:12,352 INFO L87 Difference]: Start difference. First operand 398 states and 646 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:12,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:58:12,438 INFO L93 Difference]: Finished difference Result 260 states and 359 transitions. [2021-07-09 21:58:12,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-09 21:58:12,438 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2021-07-09 21:58:12,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:58:12,439 INFO L225 Difference]: With dead ends: 260 [2021-07-09 21:58:12,439 INFO L226 Difference]: Without dead ends: 135 [2021-07-09 21:58:12,439 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 79.8ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-07-09 21:58:12,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2021-07-09 21:58:12,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2021-07-09 21:58:12,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 132 states have (on average 1.3257575757575757) internal successors, (175), 134 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:12,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 175 transitions. [2021-07-09 21:58:12,442 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 175 transitions. Word has length 65 [2021-07-09 21:58:12,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:58:12,442 INFO L482 AbstractCegarLoop]: Abstraction has 135 states and 175 transitions. [2021-07-09 21:58:12,442 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:12,442 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 175 transitions. [2021-07-09 21:58:12,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-07-09 21:58:12,443 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:58:12,443 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 21:58:12,443 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-09 21:58:12,443 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:58:12,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:58:12,444 INFO L82 PathProgramCache]: Analyzing trace with hash -2075030922, now seen corresponding path program 1 times [2021-07-09 21:58:12,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:58:12,444 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132543520] [2021-07-09 21:58:12,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:58:12,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:58:12,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:58:12,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:58:12,527 INFO L142 QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size [2021-07-09 21:58:12,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-09 21:58:12,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-09 21:58:12,545 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-07-09 21:58:12,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-09 21:58:12,553 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 21:58:12,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 21:58:12,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:58:12,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:58:12,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:58:12,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:58:12,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:58:12,584 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:58:12,584 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132543520] [2021-07-09 21:58:12,585 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132543520] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:58:12,585 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:58:12,585 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-07-09 21:58:12,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069187681] [2021-07-09 21:58:12,585 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-09 21:58:12,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:58:12,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-09 21:58:12,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-07-09 21:58:12,586 INFO L87 Difference]: Start difference. First operand 135 states and 175 transitions. Second operand has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:12,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:58:12,747 INFO L93 Difference]: Finished difference Result 176 states and 238 transitions. [2021-07-09 21:58:12,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 21:58:12,747 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2021-07-09 21:58:12,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:58:12,748 INFO L225 Difference]: With dead ends: 176 [2021-07-09 21:58:12,748 INFO L226 Difference]: Without dead ends: 119 [2021-07-09 21:58:12,748 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 119.7ms TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2021-07-09 21:58:12,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-07-09 21:58:12,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-07-09 21:58:12,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 116 states have (on average 1.3017241379310345) internal successors, (151), 118 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:12,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 151 transitions. [2021-07-09 21:58:12,750 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 151 transitions. Word has length 70 [2021-07-09 21:58:12,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:58:12,751 INFO L482 AbstractCegarLoop]: Abstraction has 119 states and 151 transitions. [2021-07-09 21:58:12,751 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:58:12,751 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 151 transitions. [2021-07-09 21:58:12,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-07-09 21:58:12,751 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:58:12,751 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 21:58:12,751 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-09 21:58:12,751 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:58:12,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:58:12,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1525859372, now seen corresponding path program 2 times [2021-07-09 21:58:12,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:58:12,752 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215796836] [2021-07-09 21:58:12,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:58:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-09 21:58:12,799 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-09 21:58:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-09 21:58:12,834 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-09 21:58:12,863 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-09 21:58:12,864 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-09 21:58:12,864 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-09 21:58:12,864 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (1/2) [2021-07-09 21:58:12,866 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-09 21:58:12,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.07 09:58:12 BasicIcfg [2021-07-09 21:58:12,962 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-09 21:58:12,963 INFO L168 Benchmark]: Toolchain (without parser) took 4033.34 ms. Allocated memory was 166.7 MB in the beginning and 221.2 MB in the end (delta: 54.5 MB). Free memory was 128.9 MB in the beginning and 152.0 MB in the end (delta: -23.0 MB). Peak memory consumption was 32.3 MB. Max. memory is 8.0 GB. [2021-07-09 21:58:12,963 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 166.7 MB. Free memory is still 147.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-09 21:58:12,964 INFO L168 Benchmark]: CACSL2BoogieTranslator took 530.11 ms. Allocated memory is still 166.7 MB. Free memory was 128.7 MB in the beginning and 136.9 MB in the end (delta: -8.2 MB). Peak memory consumption was 13.3 MB. Max. memory is 8.0 GB. [2021-07-09 21:58:12,964 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.93 ms. Allocated memory is still 166.7 MB. Free memory was 136.9 MB in the beginning and 134.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-09 21:58:12,964 INFO L168 Benchmark]: Boogie Preprocessor took 55.88 ms. Allocated memory is still 166.7 MB. Free memory was 134.3 MB in the beginning and 132.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-09 21:58:12,965 INFO L168 Benchmark]: RCFGBuilder took 1411.07 ms. Allocated memory is still 166.7 MB. Free memory was 132.2 MB in the beginning and 118.9 MB in the end (delta: 13.3 MB). Peak memory consumption was 86.2 MB. Max. memory is 8.0 GB. [2021-07-09 21:58:12,965 INFO L168 Benchmark]: TraceAbstraction took 1985.06 ms. Allocated memory was 166.7 MB in the beginning and 221.2 MB in the end (delta: 54.5 MB). Free memory was 118.4 MB in the beginning and 152.0 MB in the end (delta: -33.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-07-09 21:58:12,967 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 166.7 MB. Free memory is still 147.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 530.11 ms. Allocated memory is still 166.7 MB. Free memory was 128.7 MB in the beginning and 136.9 MB in the end (delta: -8.2 MB). Peak memory consumption was 13.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 45.93 ms. Allocated memory is still 166.7 MB. Free memory was 136.9 MB in the beginning and 134.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 55.88 ms. Allocated memory is still 166.7 MB. Free memory was 134.3 MB in the beginning and 132.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1411.07 ms. Allocated memory is still 166.7 MB. Free memory was 132.2 MB in the beginning and 118.9 MB in the end (delta: 13.3 MB). Peak memory consumption was 86.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1985.06 ms. Allocated memory was 166.7 MB in the beginning and 221.2 MB in the end (delta: 54.5 MB). Free memory was 118.4 MB in the beginning and 152.0 MB in the end (delta: -33.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2914, positive: 2657, positive conditional: 2657, positive unconditional: 0, negative: 257, negative conditional: 257, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2838, positive: 2657, positive conditional: 0, positive unconditional: 2657, negative: 181, negative conditional: 0, negative unconditional: 181, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 477, positive: 455, positive conditional: 0, positive unconditional: 455, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 477, positive: 454, positive conditional: 0, positive unconditional: 454, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 170, negative conditional: 0, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2838, positive: 2202, positive conditional: 0, positive unconditional: 2202, negative: 159, negative conditional: 0, negative unconditional: 159, unknown: 477, unknown conditional: 0, unknown unconditional: 477] , Statistics on independence cache: Total cache size (in pairs): 477, Positive cache size: 455, Positive conditional cache size: 0, Positive unconditional cache size: 455, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22, Independence queries for same thread: 76 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L712] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L714] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L715] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L716] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L718] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L720] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L721] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L722] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L723] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L724] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L725] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L726] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L727] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L728] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L729] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L730] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L731] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L732] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L733] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L734] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L735] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L736] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L812] 0 pthread_t t317; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L813] FCALL, FORK 0 pthread_create(&t317, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L814] 0 pthread_t t318; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L815] FCALL, FORK 0 pthread_create(&t318, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L740] 1 y$w_buff1 = y$w_buff0 [L741] 1 y$w_buff0 = 1 [L742] 1 y$w_buff1_used = y$w_buff0_used [L743] 1 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L745] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L746] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L747] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L748] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L751] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L768] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L771] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L774] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L775] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L776] 2 y$flush_delayed = weak$$choice2 [L777] 2 y$mem_tmp = y [L778] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L778] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L779] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L779] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L780] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L780] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L781] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L781] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L782] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L783] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L784] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L784] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L785] 2 __unbuffered_p1_EBX = y [L786] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L786] 2 y = y$flush_delayed ? y$mem_tmp : y [L787] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L790] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L790] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L790] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L790] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L791] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L791] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L792] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L792] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L793] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L793] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L794] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L794] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L754] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L754] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L755] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L755] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L756] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L756] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L757] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L757] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L758] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L758] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L761] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L817] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L821] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L821] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L821] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L821] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L822] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L822] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L823] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L823] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L824] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L825] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L828] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 108 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1805.5ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 19.6ms, AutomataDifference: 510.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 322.8ms, PartialOrderReductionTime: 311.9ms, HoareTripleCheckerStatistics: 380 SDtfs, 407 SDslu, 1232 SDs, 0 SdLazy, 185 SolverSat, 31 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 129.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 366.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1397occurred in iteration=0, InterpolantAutomatonStates: 39, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 94.1ms AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 23.6ms SsaConstructionTime, 247.0ms SatisfiabilityAnalysisTime, 408.4ms InterpolantComputationTime, 326 NumberOfCodeBlocks, 326 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 252 ConstructedInterpolants, 0 QuantifiedInterpolants, 887 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...