/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-keepdead.epf -i ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-20 18:16:31,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-20 18:16:31,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-20 18:16:31,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-20 18:16:31,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-20 18:16:31,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-20 18:16:31,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-20 18:16:31,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-20 18:16:31,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-20 18:16:31,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-20 18:16:31,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-20 18:16:31,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-20 18:16:31,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-20 18:16:31,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-20 18:16:31,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-20 18:16:31,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-20 18:16:31,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-20 18:16:31,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-20 18:16:31,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-20 18:16:31,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-20 18:16:31,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-20 18:16:31,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-20 18:16:31,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-20 18:16:31,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-20 18:16:31,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-20 18:16:31,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-20 18:16:31,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-20 18:16:31,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-20 18:16:31,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-20 18:16:31,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-20 18:16:31,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-20 18:16:31,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-20 18:16:31,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-20 18:16:31,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-20 18:16:31,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-20 18:16:31,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-20 18:16:31,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-20 18:16:31,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-20 18:16:31,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-20 18:16:31,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-20 18:16:31,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-20 18:16:31,907 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-keepdead.epf [2021-01-20 18:16:31,932 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-20 18:16:31,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-20 18:16:31,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-20 18:16:31,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-20 18:16:31,934 INFO L138 SettingsManager]: * Use SBE=true [2021-01-20 18:16:31,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-20 18:16:31,935 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-20 18:16:31,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-20 18:16:31,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-20 18:16:31,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-20 18:16:31,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-20 18:16:31,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-20 18:16:31,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-20 18:16:31,936 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-20 18:16:31,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-20 18:16:31,937 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-20 18:16:31,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-20 18:16:31,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-20 18:16:31,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-20 18:16:31,938 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-20 18:16:31,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-20 18:16:31,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-20 18:16:31,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-20 18:16:31,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-20 18:16:31,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-20 18:16:31,939 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-20 18:16:31,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-20 18:16:31,940 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-20 18:16:31,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-20 18:16:31,940 INFO L138 SettingsManager]: * Remove dead ends from automaton=false [2021-01-20 18:16:31,940 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-20 18:16:31,940 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-20 18:16:32,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-20 18:16:32,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-20 18:16:32,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-20 18:16:32,334 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-20 18:16:32,336 INFO L275 PluginConnector]: CDTParser initialized [2021-01-20 18:16:32,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2021-01-20 18:16:32,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88477bc4d/ba1c317c5d194bd6b730d4884568bd65/FLAG0fb7c6320 [2021-01-20 18:16:33,080 INFO L306 CDTParser]: Found 1 translation units. [2021-01-20 18:16:33,081 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2021-01-20 18:16:33,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88477bc4d/ba1c317c5d194bd6b730d4884568bd65/FLAG0fb7c6320 [2021-01-20 18:16:33,383 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88477bc4d/ba1c317c5d194bd6b730d4884568bd65 [2021-01-20 18:16:33,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-20 18:16:33,393 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-20 18:16:33,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-20 18:16:33,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-20 18:16:33,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-20 18:16:33,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 06:16:33" (1/1) ... [2021-01-20 18:16:33,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12728b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:33, skipping insertion in model container [2021-01-20 18:16:33,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 06:16:33" (1/1) ... [2021-01-20 18:16:33,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-20 18:16:33,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-20 18:16:33,623 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-01-20 18:16:33,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 18:16:33,869 INFO L203 MainTranslator]: Completed pre-run [2021-01-20 18:16:33,907 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-01-20 18:16:33,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 18:16:34,049 INFO L208 MainTranslator]: Completed translation [2021-01-20 18:16:34,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34 WrapperNode [2021-01-20 18:16:34,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-20 18:16:34,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-20 18:16:34,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-20 18:16:34,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-20 18:16:34,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34" (1/1) ... [2021-01-20 18:16:34,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34" (1/1) ... [2021-01-20 18:16:34,177 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-20 18:16:34,178 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-20 18:16:34,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-20 18:16:34,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-20 18:16:34,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34" (1/1) ... [2021-01-20 18:16:34,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34" (1/1) ... [2021-01-20 18:16:34,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34" (1/1) ... [2021-01-20 18:16:34,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34" (1/1) ... [2021-01-20 18:16:34,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34" (1/1) ... [2021-01-20 18:16:34,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34" (1/1) ... [2021-01-20 18:16:34,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34" (1/1) ... [2021-01-20 18:16:34,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-20 18:16:34,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-20 18:16:34,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-20 18:16:34,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-20 18:16:34,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-20 18:16:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-20 18:16:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-20 18:16:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-20 18:16:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2021-01-20 18:16:34,321 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2021-01-20 18:16:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-20 18:16:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-20 18:16:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-20 18:16:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-20 18:16:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-20 18:16:34,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-20 18:16:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2021-01-20 18:16:34,323 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2021-01-20 18:16:34,324 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-20 18:16:34,821 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-20 18:16:34,822 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2021-01-20 18:16:34,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 06:16:34 BoogieIcfgContainer [2021-01-20 18:16:34,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-20 18:16:34,826 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-20 18:16:34,826 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-20 18:16:34,829 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-20 18:16:34,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.01 06:16:33" (1/3) ... [2021-01-20 18:16:34,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d82bff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 06:16:34, skipping insertion in model container [2021-01-20 18:16:34,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 06:16:34" (2/3) ... [2021-01-20 18:16:34,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d82bff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 06:16:34, skipping insertion in model container [2021-01-20 18:16:34,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 06:16:34" (3/3) ... [2021-01-20 18:16:34,833 INFO L111 eAbstractionObserver]: Analyzing ICFG read_write_lock-1.i [2021-01-20 18:16:34,848 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-20 18:16:34,848 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-20 18:16:34,852 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-20 18:16:34,853 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-20 18:16:34,892 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,895 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,895 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,896 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,896 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,896 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,896 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,896 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,897 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,897 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,897 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,897 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,898 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,898 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,900 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,901 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,901 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,901 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,901 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,902 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,902 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,902 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,902 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,902 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,903 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,903 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,906 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,906 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,907 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,907 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,907 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,907 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,907 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,908 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,911 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,911 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,912 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,912 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,912 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,912 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,913 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,913 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,913 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,913 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,914 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,914 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,914 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,914 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,914 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,914 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,915 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,920 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,920 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,920 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,921 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,921 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,921 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,921 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,922 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,922 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,922 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,922 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,923 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,923 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,923 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,923 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,923 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,924 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,924 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,927 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,927 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,927 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,928 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,928 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,928 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,928 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,929 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,929 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,931 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,931 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,932 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,932 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,932 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,932 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,933 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,933 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,933 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,933 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,934 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,934 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,934 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,937 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,937 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,938 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,938 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,938 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,939 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,939 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,939 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,939 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,939 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,940 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,940 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,942 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,942 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,943 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,943 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,943 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,943 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,943 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,944 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,944 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,944 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,945 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,945 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,948 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,953 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,954 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,954 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,954 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,954 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,954 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,977 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,977 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,977 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,978 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,978 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,978 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,978 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,978 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,979 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,979 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,979 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,990 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,990 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,990 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,991 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,991 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:34,991 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,003 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,003 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,003 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,003 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,003 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,004 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,004 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,004 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,004 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,004 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,005 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 18:16:35,104 INFO L149 ThreadInstanceAdder]: Constructed 16 joinOtherThreadTransitions. [2021-01-20 18:16:35,117 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-01-20 18:16:35,164 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-20 18:16:35,164 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-20 18:16:35,164 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-20 18:16:35,164 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-20 18:16:35,164 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-20 18:16:35,165 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-20 18:16:35,165 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-20 18:16:35,165 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-20 18:16:35,182 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 113 places, 116 transitions, 300 flow [2021-01-20 18:16:43,859 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 65114 states, 65110 states have (on average 4.257809860236523) internal successors, (277226), 65113 states have internal predecessors, (277226), 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) [2021-01-20 18:16:44,002 INFO L276 IsEmpty]: Start isEmpty. Operand has 65114 states, 65110 states have (on average 4.257809860236523) internal successors, (277226), 65113 states have internal predecessors, (277226), 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) [2021-01-20 18:16:44,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-01-20 18:16:44,061 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 18:16:44,063 INFO L504 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] [2021-01-20 18:16:44,063 INFO L429 AbstractCegarLoop]: === Iteration 1 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-20 18:16:44,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 18:16:44,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1982797929, now seen corresponding path program 1 times [2021-01-20 18:16:44,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 18:16:44,091 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093233549] [2021-01-20 18:16:44,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 18:16:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 18:16:44,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 18:16:44,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093233549] [2021-01-20 18:16:44,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 18:16:44,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 18:16:44,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896850589] [2021-01-20 18:16:44,441 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 18:16:44,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 18:16:44,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 18:16:44,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 18:16:44,542 INFO L87 Difference]: Start difference. First operand has 65114 states, 65110 states have (on average 4.257809860236523) internal successors, (277226), 65113 states have internal predecessors, (277226), 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 5.5) internal successors, (33), 6 states have internal predecessors, (33), 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) [2021-01-20 18:16:46,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 18:16:46,982 INFO L93 Difference]: Finished difference Result 129290 states and 511912 transitions. [2021-01-20 18:16:46,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-20 18:16:46,984 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 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 33 [2021-01-20 18:16:46,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 18:16:46,986 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-01-20 18:16:46,987 INFO L78 Accepts]: Start accepts. Automaton has 129290 states and 511912 transitions. Word has length 33 [2021-01-20 18:16:46,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 18:16:46,988 INFO L481 AbstractCegarLoop]: Abstraction has 129290 states and 511912 transitions. [2021-01-20 18:16:46,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 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) [2021-01-20 18:16:46,988 INFO L276 IsEmpty]: Start isEmpty. Operand 129290 states and 511912 transitions. [2021-01-20 18:16:47,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-20 18:16:47,003 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 18:16:47,004 INFO L504 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] [2021-01-20 18:16:47,004 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-20 18:16:47,004 INFO L429 AbstractCegarLoop]: === Iteration 2 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-20 18:16:47,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 18:16:47,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1218576238, now seen corresponding path program 1 times [2021-01-20 18:16:47,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 18:16:47,006 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055813969] [2021-01-20 18:16:47,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 18:16:47,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 18:16:47,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 18:16:47,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055813969] [2021-01-20 18:16:47,143 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 18:16:47,143 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-20 18:16:47,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789132141] [2021-01-20 18:16:47,146 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-20 18:16:47,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 18:16:47,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-20 18:16:47,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-20 18:16:47,149 INFO L87 Difference]: Start difference. First operand 129290 states and 511912 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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) [2021-01-20 18:16:49,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 18:16:49,310 INFO L93 Difference]: Finished difference Result 182802 states and 697161 transitions. [2021-01-20 18:16:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-20 18:16:49,316 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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 36 [2021-01-20 18:16:49,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 18:16:49,317 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-20 18:16:49,320 INFO L78 Accepts]: Start accepts. Automaton has 182802 states and 697161 transitions. Word has length 36 [2021-01-20 18:16:49,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 18:16:49,321 INFO L481 AbstractCegarLoop]: Abstraction has 182802 states and 697161 transitions. [2021-01-20 18:16:49,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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) [2021-01-20 18:16:49,321 INFO L276 IsEmpty]: Start isEmpty. Operand 182802 states and 697161 transitions. [2021-01-20 18:16:49,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-20 18:16:49,349 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 18:16:49,349 INFO L504 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] [2021-01-20 18:16:49,350 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-20 18:16:49,355 INFO L429 AbstractCegarLoop]: === Iteration 3 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-20 18:16:49,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 18:16:49,356 INFO L82 PathProgramCache]: Analyzing trace with hash -560099856, now seen corresponding path program 2 times [2021-01-20 18:16:49,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 18:16:49,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301035984] [2021-01-20 18:16:49,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 18:16:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 18:16:49,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 18:16:49,507 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301035984] [2021-01-20 18:16:49,507 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 18:16:49,507 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-20 18:16:49,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881450472] [2021-01-20 18:16:49,508 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-20 18:16:49,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 18:16:49,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-20 18:16:49,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 18:16:49,510 INFO L87 Difference]: Start difference. First operand 182802 states and 697161 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2021-01-20 18:16:50,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 18:16:50,339 INFO L93 Difference]: Finished difference Result 92304 states and 334654 transitions. [2021-01-20 18:16:50,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-20 18:16:50,340 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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 36 [2021-01-20 18:16:50,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 18:16:50,342 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 18:16:50,342 INFO L78 Accepts]: Start accepts. Automaton has 92304 states and 334654 transitions. Word has length 36 [2021-01-20 18:16:50,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 18:16:50,343 INFO L481 AbstractCegarLoop]: Abstraction has 92304 states and 334654 transitions. [2021-01-20 18:16:50,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2021-01-20 18:16:50,343 INFO L276 IsEmpty]: Start isEmpty. Operand 92304 states and 334654 transitions. [2021-01-20 18:16:50,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-01-20 18:16:50,381 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 18:16:50,381 INFO L504 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] [2021-01-20 18:16:50,381 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-20 18:16:50,381 INFO L429 AbstractCegarLoop]: === Iteration 4 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-20 18:16:50,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 18:16:50,382 INFO L82 PathProgramCache]: Analyzing trace with hash 163150990, now seen corresponding path program 1 times [2021-01-20 18:16:50,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 18:16:50,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137901697] [2021-01-20 18:16:50,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 18:16:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 18:16:50,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 18:16:50,590 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137901697] [2021-01-20 18:16:50,590 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 18:16:50,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 18:16:50,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922096197] [2021-01-20 18:16:50,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 18:16:50,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 18:16:50,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 18:16:50,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 18:16:50,594 INFO L87 Difference]: Start difference. First operand 92304 states and 334654 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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) [2021-01-20 18:16:51,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 18:16:51,747 INFO L93 Difference]: Finished difference Result 97278 states and 349828 transitions. [2021-01-20 18:16:51,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-20 18:16:51,747 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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 39 [2021-01-20 18:16:51,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 18:16:51,749 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-01-20 18:16:51,749 INFO L78 Accepts]: Start accepts. Automaton has 97278 states and 349828 transitions. Word has length 39 [2021-01-20 18:16:51,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 18:16:51,750 INFO L481 AbstractCegarLoop]: Abstraction has 97278 states and 349828 transitions. [2021-01-20 18:16:51,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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) [2021-01-20 18:16:51,750 INFO L276 IsEmpty]: Start isEmpty. Operand 97278 states and 349828 transitions. [2021-01-20 18:16:51,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-01-20 18:16:51,779 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 18:16:51,779 INFO L504 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] [2021-01-20 18:16:51,779 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-20 18:16:51,780 INFO L429 AbstractCegarLoop]: === Iteration 5 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-20 18:16:51,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 18:16:51,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1260740696, now seen corresponding path program 1 times [2021-01-20 18:16:51,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 18:16:51,781 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995117814] [2021-01-20 18:16:51,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 18:16:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 18:16:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 18:16:51,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995117814] [2021-01-20 18:16:51,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 18:16:51,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 18:16:51,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939699685] [2021-01-20 18:16:51,871 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 18:16:51,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 18:16:51,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 18:16:51,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 18:16:51,873 INFO L87 Difference]: Start difference. First operand 97278 states and 349828 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-01-20 18:16:52,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 18:16:52,690 INFO L93 Difference]: Finished difference Result 93870 states and 337032 transitions. [2021-01-20 18:16:52,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 18:16:52,691 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 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 44 [2021-01-20 18:16:52,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 18:16:52,692 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 18:16:52,692 INFO L78 Accepts]: Start accepts. Automaton has 93870 states and 337032 transitions. Word has length 44 [2021-01-20 18:16:52,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 18:16:52,693 INFO L481 AbstractCegarLoop]: Abstraction has 93870 states and 337032 transitions. [2021-01-20 18:16:52,693 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-01-20 18:16:52,693 INFO L276 IsEmpty]: Start isEmpty. Operand 93870 states and 337032 transitions. [2021-01-20 18:16:52,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-01-20 18:16:52,719 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 18:16:52,719 INFO L504 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] [2021-01-20 18:16:52,719 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-20 18:16:52,719 INFO L429 AbstractCegarLoop]: === Iteration 6 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-20 18:16:52,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 18:16:52,720 INFO L82 PathProgramCache]: Analyzing trace with hash -1220741892, now seen corresponding path program 1 times [2021-01-20 18:16:52,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 18:16:52,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454096710] [2021-01-20 18:16:52,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 18:16:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 18:16:52,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 18:16:52,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454096710] [2021-01-20 18:16:52,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 18:16:52,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 18:16:52,788 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011981846] [2021-01-20 18:16:52,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 18:16:52,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 18:16:52,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 18:16:52,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 18:16:52,789 INFO L87 Difference]: Start difference. First operand 93870 states and 337032 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-01-20 18:16:53,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 18:16:53,920 INFO L93 Difference]: Finished difference Result 90462 states and 324236 transitions. [2021-01-20 18:16:53,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 18:16:53,920 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 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 44 [2021-01-20 18:16:53,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 18:16:53,923 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 18:16:53,924 INFO L78 Accepts]: Start accepts. Automaton has 90462 states and 324236 transitions. Word has length 44 [2021-01-20 18:16:53,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 18:16:53,925 INFO L481 AbstractCegarLoop]: Abstraction has 90462 states and 324236 transitions. [2021-01-20 18:16:53,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-01-20 18:16:53,926 INFO L276 IsEmpty]: Start isEmpty. Operand 90462 states and 324236 transitions. [2021-01-20 18:16:53,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-01-20 18:16:53,994 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 18:16:53,995 INFO L504 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] [2021-01-20 18:16:53,995 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-20 18:16:53,997 INFO L429 AbstractCegarLoop]: === Iteration 7 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-20 18:16:54,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 18:16:54,000 INFO L82 PathProgramCache]: Analyzing trace with hash -1989216434, now seen corresponding path program 1 times [2021-01-20 18:16:54,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 18:16:54,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690450674] [2021-01-20 18:16:54,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 18:16:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 18:16:54,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 18:16:54,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690450674] [2021-01-20 18:16:54,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 18:16:54,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-20 18:16:54,083 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556039943] [2021-01-20 18:16:54,084 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-20 18:16:54,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 18:16:54,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-20 18:16:54,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-20 18:16:54,086 INFO L87 Difference]: Start difference. First operand 90462 states and 324236 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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) [2021-01-20 18:16:55,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 18:16:55,181 INFO L93 Difference]: Finished difference Result 90078 states and 317916 transitions. [2021-01-20 18:16:55,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-20 18:16:55,182 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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 51 [2021-01-20 18:16:55,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 18:16:55,182 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-20 18:16:55,182 INFO L78 Accepts]: Start accepts. Automaton has 90078 states and 317916 transitions. Word has length 51 [2021-01-20 18:16:55,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 18:16:55,183 INFO L481 AbstractCegarLoop]: Abstraction has 90078 states and 317916 transitions. [2021-01-20 18:16:55,183 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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) [2021-01-20 18:16:55,183 INFO L276 IsEmpty]: Start isEmpty. Operand 90078 states and 317916 transitions. [2021-01-20 18:16:55,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-01-20 18:16:55,249 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 18:16:55,249 INFO L504 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] [2021-01-20 18:16:55,250 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-20 18:16:55,250 INFO L429 AbstractCegarLoop]: === Iteration 8 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-20 18:16:55,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 18:16:55,252 INFO L82 PathProgramCache]: Analyzing trace with hash -456533400, now seen corresponding path program 2 times [2021-01-20 18:16:55,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 18:16:55,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548546210] [2021-01-20 18:16:55,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 18:16:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 18:16:55,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 18:16:55,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548546210] [2021-01-20 18:16:55,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 18:16:55,372 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-20 18:16:55,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014824709] [2021-01-20 18:16:55,373 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-20 18:16:55,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 18:16:55,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-20 18:16:55,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-20 18:16:55,376 INFO L87 Difference]: Start difference. First operand 90078 states and 317916 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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) [2021-01-20 18:16:55,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 18:16:55,688 INFO L93 Difference]: Finished difference Result 66280 states and 228470 transitions. [2021-01-20 18:16:55,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-20 18:16:55,688 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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 51 [2021-01-20 18:16:55,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 18:16:55,689 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-20 18:16:55,689 INFO L78 Accepts]: Start accepts. Automaton has 66280 states and 228470 transitions. Word has length 51 [2021-01-20 18:16:55,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 18:16:55,690 INFO L481 AbstractCegarLoop]: Abstraction has 66280 states and 228470 transitions. [2021-01-20 18:16:55,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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) [2021-01-20 18:16:55,690 INFO L276 IsEmpty]: Start isEmpty. Operand 66280 states and 228470 transitions. [2021-01-20 18:16:55,795 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-20 18:16:55,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-20 18:16:55,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.01 06:16:55 BasicIcfg [2021-01-20 18:16:55,800 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-20 18:16:55,803 INFO L168 Benchmark]: Toolchain (without parser) took 22409.25 ms. Allocated memory was 302.0 MB in the beginning and 9.8 GB in the end (delta: 9.5 GB). Free memory was 276.0 MB in the beginning and 7.9 GB in the end (delta: -7.6 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.0 GB. [2021-01-20 18:16:55,803 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-20 18:16:55,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.67 ms. Allocated memory is still 302.0 MB. Free memory was 275.8 MB in the beginning and 245.0 MB in the end (delta: 30.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-20 18:16:55,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.18 ms. Allocated memory is still 302.0 MB. Free memory was 245.0 MB in the beginning and 283.5 MB in the end (delta: -38.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.0 GB. [2021-01-20 18:16:55,805 INFO L168 Benchmark]: Boogie Preprocessor took 54.47 ms. Allocated memory is still 302.0 MB. Free memory was 283.5 MB in the beginning and 281.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-20 18:16:55,806 INFO L168 Benchmark]: RCFGBuilder took 590.42 ms. Allocated memory is still 302.0 MB. Free memory was 281.4 MB in the beginning and 251.0 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-20 18:16:55,807 INFO L168 Benchmark]: TraceAbstraction took 20974.57 ms. Allocated memory was 302.0 MB in the beginning and 9.8 GB in the end (delta: 9.5 GB). Free memory was 251.0 MB in the beginning and 7.9 GB in the end (delta: -7.6 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.0 GB. [2021-01-20 18:16:55,811 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 653.67 ms. Allocated memory is still 302.0 MB. Free memory was 275.8 MB in the beginning and 245.0 MB in the end (delta: 30.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 126.18 ms. Allocated memory is still 302.0 MB. Free memory was 245.0 MB in the beginning and 283.5 MB in the end (delta: -38.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 54.47 ms. Allocated memory is still 302.0 MB. Free memory was 283.5 MB in the beginning and 281.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 590.42 ms. Allocated memory is still 302.0 MB. Free memory was 281.4 MB in the beginning and 251.0 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 20974.57 ms. Allocated memory was 302.0 MB in the beginning and 9.8 GB in the end (delta: 9.5 GB). Free memory was 251.0 MB in the beginning and 7.9 GB in the end (delta: -7.6 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 16]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.6s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 10.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 8.6s, HoareTripleCheckerStatistics: 1945 SDtfs, 2123 SDslu, 4086 SDs, 0 SdLazy, 540 SolverSat, 38 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 67 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182802occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 334 NumberOfCodeBlocks, 334 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 326 ConstructedInterpolants, 0 QuantifiedInterpolants, 23708 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...