/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-18 10:56:34,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 10:56:34,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 10:56:34,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-18 10:56:34,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-18 10:56:34,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-18 10:56:34,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-18 10:56:34,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-18 10:56:34,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-18 10:56:34,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-18 10:56:34,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-18 10:56:34,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-18 10:56:34,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 10:56:34,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 10:56:34,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 10:56:34,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 10:56:34,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 10:56:34,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 10:56:34,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 10:56:34,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 10:56:34,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 10:56:34,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 10:56:34,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 10:56:34,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 10:56:34,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-18 10:56:34,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 10:56:34,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 10:56:34,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 10:56:34,938 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-Separate.epf [2022-01-18 10:56:34,969 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 10:56:34,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 10:56:34,970 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-18 10:56:34,970 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-18 10:56:34,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 10:56:34,970 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 10:56:34,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 10:56:34,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 10:56:34,974 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 10:56:34,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 10:56:34,974 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 10:56:34,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 10:56:34,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 10:56:34,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 10:56:34,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 10:56:34,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 10:56:34,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 10:56:34,975 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 10:56:34,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 10:56:34,976 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 10:56:34,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 10:56:34,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 10:56:34,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 10:56:34,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 10:56:34,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 10:56:34,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 10:56:34,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 10:56:34,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 10:56:34,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 10:56:34,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 10:56:34,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 10:56:34,977 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 10:56:34,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-18 10:56:34,978 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2022-01-18 10:56:34,978 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 10:56:35,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 10:56:35,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 10:56:35,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 10:56:35,205 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 10:56:35,205 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 10:56:35,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c [2022-01-18 10:56:35,269 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5a7b0655/d3bc11928abd4e948eac6624f65e34a7/FLAGd5bcc6821 [2022-01-18 10:56:35,649 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 10:56:35,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c [2022-01-18 10:56:35,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5a7b0655/d3bc11928abd4e948eac6624f65e34a7/FLAGd5bcc6821 [2022-01-18 10:56:36,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5a7b0655/d3bc11928abd4e948eac6624f65e34a7 [2022-01-18 10:56:36,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 10:56:36,072 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 10:56:36,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 10:56:36,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 10:56:36,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 10:56:36,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a9a8b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36, skipping insertion in model container [2022-01-18 10:56:36,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 10:56:36,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 10:56:36,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c[2482,2495] [2022-01-18 10:56:36,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 10:56:36,276 INFO L203 MainTranslator]: Completed pre-run [2022-01-18 10:56:36,294 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c[2482,2495] [2022-01-18 10:56:36,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 10:56:36,309 INFO L208 MainTranslator]: Completed translation [2022-01-18 10:56:36,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36 WrapperNode [2022-01-18 10:56:36,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 10:56:36,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-18 10:56:36,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-18 10:56:36,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-18 10:56:36,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,355 INFO L137 Inliner]: procedures = 25, calls = 39, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 198 [2022-01-18 10:56:36,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-18 10:56:36,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-18 10:56:36,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-18 10:56:36,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-18 10:56:36,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-18 10:56:36,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-18 10:56:36,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-18 10:56:36,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-18 10:56:36,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36" (1/1) ... [2022-01-18 10:56:36,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 10:56:36,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:56:36,445 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-18 10:56:36,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-18 10:56:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-18 10:56:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-18 10:56:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-18 10:56:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-18 10:56:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-01-18 10:56:36,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-01-18 10:56:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-01-18 10:56:36,482 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-01-18 10:56:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-18 10:56:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-18 10:56:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-18 10:56:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-18 10:56:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-18 10:56:36,484 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-18 10:56:36,572 INFO L234 CfgBuilder]: Building ICFG [2022-01-18 10:56:36,573 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-18 10:56:36,875 INFO L275 CfgBuilder]: Performing block encoding [2022-01-18 10:56:36,884 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-18 10:56:36,884 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-01-18 10:56:36,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 10:56:36 BoogieIcfgContainer [2022-01-18 10:56:36,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-18 10:56:36,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-18 10:56:36,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-18 10:56:36,890 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-18 10:56:36,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.01 10:56:36" (1/3) ... [2022-01-18 10:56:36,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@648e1bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 10:56:36, skipping insertion in model container [2022-01-18 10:56:36,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:56:36" (2/3) ... [2022-01-18 10:56:36,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@648e1bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 10:56:36, skipping insertion in model container [2022-01-18 10:56:36,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 10:56:36" (3/3) ... [2022-01-18 10:56:36,892 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-array-int-symm.wvr.c [2022-01-18 10:56:36,895 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-18 10:56:36,896 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-18 10:56:36,896 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-18 10:56:36,896 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-18 10:56:36,939 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,939 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,941 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,941 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,941 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,941 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,942 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,942 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,942 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,942 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,942 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,950 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,950 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,950 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,950 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,950 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,950 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,953 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,953 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,953 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,953 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,953 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,953 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,955 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,955 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,955 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,955 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,955 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,955 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,956 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,956 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,956 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,956 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,956 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,956 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,957 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,957 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,957 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,957 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,959 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,959 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,959 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,959 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,959 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,959 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,960 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,960 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,960 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,960 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,960 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,961 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,961 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,961 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,961 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,964 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,964 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,964 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,965 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,965 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,965 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,965 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,967 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,967 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,967 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,967 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,983 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,983 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,983 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,983 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,983 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,983 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,984 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,984 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,984 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,985 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,985 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,985 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,985 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,985 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,985 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,985 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,986 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,989 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,989 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,989 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,989 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,990 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,990 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,990 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,990 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,991 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,991 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,991 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,991 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,991 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,991 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,991 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,991 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,993 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,996 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:36,996 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:56:37,001 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-01-18 10:56:37,052 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 10:56:37,057 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-18 10:56:37,059 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-18 10:56:37,079 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 244 places, 258 transitions, 532 flow [2022-01-18 10:56:37,363 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9002 states, 9001 states have (on average 2.8604599488945675) internal successors, (25747), 9001 states have internal predecessors, (25747), 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) [2022-01-18 10:56:37,401 INFO L276 IsEmpty]: Start isEmpty. Operand has 9002 states, 9001 states have (on average 2.8604599488945675) internal successors, (25747), 9001 states have internal predecessors, (25747), 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) [2022-01-18 10:56:37,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-01-18 10:56:37,446 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:56:37,447 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:56:37,448 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:56:37,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:56:37,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1613162927, now seen corresponding path program 1 times [2022-01-18 10:56:37,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:56:37,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937014926] [2022-01-18 10:56:37,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:37,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:56:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:37,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:56:37,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937014926] [2022-01-18 10:56:37,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937014926] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:56:37,733 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:56:37,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-18 10:56:37,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516533399] [2022-01-18 10:56:37,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:56:37,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-18 10:56:37,738 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:56:37,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-18 10:56:37,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 10:56:37,793 INFO L87 Difference]: Start difference. First operand has 9002 states, 9001 states have (on average 2.8604599488945675) internal successors, (25747), 9001 states have internal predecessors, (25747), 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 2 states, 2 states have (on average 63.5) internal successors, (127), 2 states have internal predecessors, (127), 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) [2022-01-18 10:56:37,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:56:37,933 INFO L93 Difference]: Finished difference Result 9002 states and 24607 transitions. [2022-01-18 10:56:37,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-18 10:56:37,936 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 63.5) internal successors, (127), 2 states have internal predecessors, (127), 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 127 [2022-01-18 10:56:37,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:56:38,007 INFO L225 Difference]: With dead ends: 9002 [2022-01-18 10:56:38,008 INFO L226 Difference]: Without dead ends: 8257 [2022-01-18 10:56:38,010 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 10:56:38,013 INFO L933 BasicCegarLoop]: 228 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 10:56:38,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 228 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 10:56:38,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8257 states. [2022-01-18 10:56:38,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8257 to 8257. [2022-01-18 10:56:38,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8257 states, 8256 states have (on average 2.733527131782946) internal successors, (22568), 8256 states have internal predecessors, (22568), 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) [2022-01-18 10:56:38,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8257 states to 8257 states and 22568 transitions. [2022-01-18 10:56:38,438 INFO L78 Accepts]: Start accepts. Automaton has 8257 states and 22568 transitions. Word has length 127 [2022-01-18 10:56:38,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:56:38,457 INFO L470 AbstractCegarLoop]: Abstraction has 8257 states and 22568 transitions. [2022-01-18 10:56:38,457 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 63.5) internal successors, (127), 2 states have internal predecessors, (127), 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) [2022-01-18 10:56:38,457 INFO L276 IsEmpty]: Start isEmpty. Operand 8257 states and 22568 transitions. [2022-01-18 10:56:38,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-01-18 10:56:38,475 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:56:38,476 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:56:38,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-18 10:56:38,477 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:56:38,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:56:38,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1021419117, now seen corresponding path program 1 times [2022-01-18 10:56:38,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:56:38,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921205444] [2022-01-18 10:56:38,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:38,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:56:38,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:39,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:39,273 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:56:39,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921205444] [2022-01-18 10:56:39,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921205444] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:56:39,274 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:56:39,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-18 10:56:39,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315228722] [2022-01-18 10:56:39,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:56:39,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-18 10:56:39,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:56:39,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-18 10:56:39,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-18 10:56:39,276 INFO L87 Difference]: Start difference. First operand 8257 states and 22568 transitions. Second operand has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 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) [2022-01-18 10:56:40,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:56:40,513 INFO L93 Difference]: Finished difference Result 31560 states and 86478 transitions. [2022-01-18 10:56:40,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-01-18 10:56:40,514 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 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 127 [2022-01-18 10:56:40,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:56:40,697 INFO L225 Difference]: With dead ends: 31560 [2022-01-18 10:56:40,697 INFO L226 Difference]: Without dead ends: 31497 [2022-01-18 10:56:40,701 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=365, Invalid=1195, Unknown=0, NotChecked=0, Total=1560 [2022-01-18 10:56:40,702 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 3356 mSDsluCounter, 2954 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3356 SdHoareTripleChecker+Valid, 3165 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-18 10:56:40,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3356 Valid, 3165 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 582 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-18 10:56:40,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31497 states. [2022-01-18 10:56:41,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31497 to 9063. [2022-01-18 10:56:41,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9063 states, 9062 states have (on average 2.7308541160891635) internal successors, (24747), 9062 states have internal predecessors, (24747), 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) [2022-01-18 10:56:41,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9063 states to 9063 states and 24747 transitions. [2022-01-18 10:56:41,247 INFO L78 Accepts]: Start accepts. Automaton has 9063 states and 24747 transitions. Word has length 127 [2022-01-18 10:56:41,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:56:41,250 INFO L470 AbstractCegarLoop]: Abstraction has 9063 states and 24747 transitions. [2022-01-18 10:56:41,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 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) [2022-01-18 10:56:41,250 INFO L276 IsEmpty]: Start isEmpty. Operand 9063 states and 24747 transitions. [2022-01-18 10:56:41,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-01-18 10:56:41,269 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:56:41,270 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:56:41,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-18 10:56:41,270 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:56:41,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:56:41,271 INFO L85 PathProgramCache]: Analyzing trace with hash 2000872093, now seen corresponding path program 2 times [2022-01-18 10:56:41,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:56:41,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270294918] [2022-01-18 10:56:41,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:41,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:56:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:41,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:56:41,733 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270294918] [2022-01-18 10:56:41,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270294918] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:56:41,733 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:56:41,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-18 10:56:41,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561166787] [2022-01-18 10:56:41,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:56:41,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-18 10:56:41,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:56:41,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-18 10:56:41,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-18 10:56:41,736 INFO L87 Difference]: Start difference. First operand 9063 states and 24747 transitions. Second operand has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 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) [2022-01-18 10:56:42,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:56:42,799 INFO L93 Difference]: Finished difference Result 31602 states and 86614 transitions. [2022-01-18 10:56:42,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-01-18 10:56:42,799 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 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 127 [2022-01-18 10:56:42,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:56:42,893 INFO L225 Difference]: With dead ends: 31602 [2022-01-18 10:56:42,893 INFO L226 Difference]: Without dead ends: 31539 [2022-01-18 10:56:42,893 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=365, Invalid=1195, Unknown=0, NotChecked=0, Total=1560 [2022-01-18 10:56:42,894 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 3155 mSDsluCounter, 3048 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3155 SdHoareTripleChecker+Valid, 3296 SdHoareTripleChecker+Invalid, 607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-18 10:56:42,895 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3155 Valid, 3296 Invalid, 607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 599 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-18 10:56:42,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31539 states. [2022-01-18 10:56:43,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31539 to 9159. [2022-01-18 10:56:43,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9159 states, 9158 states have (on average 2.731928368639441) internal successors, (25019), 9158 states have internal predecessors, (25019), 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) [2022-01-18 10:56:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9159 states to 9159 states and 25019 transitions. [2022-01-18 10:56:43,363 INFO L78 Accepts]: Start accepts. Automaton has 9159 states and 25019 transitions. Word has length 127 [2022-01-18 10:56:43,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:56:43,364 INFO L470 AbstractCegarLoop]: Abstraction has 9159 states and 25019 transitions. [2022-01-18 10:56:43,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 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) [2022-01-18 10:56:43,364 INFO L276 IsEmpty]: Start isEmpty. Operand 9159 states and 25019 transitions. [2022-01-18 10:56:43,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-01-18 10:56:43,433 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:56:43,433 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:56:43,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-18 10:56:43,434 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:56:43,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:56:43,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1083656404, now seen corresponding path program 1 times [2022-01-18 10:56:43,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:56:43,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72173868] [2022-01-18 10:56:43,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:43,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:56:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:43,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:43,619 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:56:43,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72173868] [2022-01-18 10:56:43,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72173868] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 10:56:43,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1396795683] [2022-01-18 10:56:43,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:43,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:43,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:56:43,623 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 10:56:43,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-18 10:56:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:43,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 16 conjunts are in the unsatisfiable core [2022-01-18 10:56:43,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 10:56:44,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:44,403 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 10:56:44,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:44,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1396795683] provided 1 perfect and 1 imperfect interpolant sequences [2022-01-18 10:56:44,966 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-01-18 10:56:44,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15, 14] total 30 [2022-01-18 10:56:44,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657753866] [2022-01-18 10:56:44,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:56:44,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-01-18 10:56:44,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:56:44,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-01-18 10:56:44,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=742, Unknown=0, NotChecked=0, Total=870 [2022-01-18 10:56:44,968 INFO L87 Difference]: Start difference. First operand 9159 states and 25019 transitions. Second operand has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 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) [2022-01-18 10:56:45,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:56:45,588 INFO L93 Difference]: Finished difference Result 31853 states and 87217 transitions. [2022-01-18 10:56:45,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-18 10:56:45,589 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 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 134 [2022-01-18 10:56:45,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:56:45,704 INFO L225 Difference]: With dead ends: 31853 [2022-01-18 10:56:45,704 INFO L226 Difference]: Without dead ends: 31802 [2022-01-18 10:56:45,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 251 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 474 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=362, Invalid=1530, Unknown=0, NotChecked=0, Total=1892 [2022-01-18 10:56:45,705 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 1418 mSDsluCounter, 2382 mSDsCounter, 0 mSdLazyCounter, 410 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 2716 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-18 10:56:45,706 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 2716 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 410 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-18 10:56:45,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31802 states. [2022-01-18 10:56:46,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31802 to 9203. [2022-01-18 10:56:46,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9203 states, 9202 states have (on average 2.7281025863942623) internal successors, (25104), 9202 states have internal predecessors, (25104), 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) [2022-01-18 10:56:46,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9203 states to 9203 states and 25104 transitions. [2022-01-18 10:56:46,157 INFO L78 Accepts]: Start accepts. Automaton has 9203 states and 25104 transitions. Word has length 134 [2022-01-18 10:56:46,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:56:46,157 INFO L470 AbstractCegarLoop]: Abstraction has 9203 states and 25104 transitions. [2022-01-18 10:56:46,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 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) [2022-01-18 10:56:46,158 INFO L276 IsEmpty]: Start isEmpty. Operand 9203 states and 25104 transitions. [2022-01-18 10:56:46,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-01-18 10:56:46,177 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:56:46,178 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:56:46,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-18 10:56:46,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:46,393 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:56:46,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:56:46,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1938634806, now seen corresponding path program 2 times [2022-01-18 10:56:46,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:56:46,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509756341] [2022-01-18 10:56:46,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:46,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:56:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:46,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:46,604 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:56:46,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509756341] [2022-01-18 10:56:46,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509756341] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 10:56:46,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703634117] [2022-01-18 10:56:46,605 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-18 10:56:46,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:46,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:56:46,606 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 10:56:46,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-18 10:56:46,695 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-18 10:56:46,696 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-18 10:56:46,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 25 conjunts are in the unsatisfiable core [2022-01-18 10:56:46,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 10:56:47,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-18 10:56:47,445 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-18 10:56:47,446 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703634117] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:56:47,446 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-18 10:56:47,446 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [15] total 28 [2022-01-18 10:56:47,446 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141040714] [2022-01-18 10:56:47,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:56:47,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-01-18 10:56:47,447 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:56:47,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-01-18 10:56:47,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2022-01-18 10:56:47,448 INFO L87 Difference]: Start difference. First operand 9203 states and 25104 transitions. Second operand has 18 states, 18 states have (on average 7.444444444444445) internal successors, (134), 18 states have internal predecessors, (134), 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) [2022-01-18 10:56:48,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:56:48,560 INFO L93 Difference]: Finished difference Result 24127 states and 66117 transitions. [2022-01-18 10:56:48,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-01-18 10:56:48,560 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 7.444444444444445) internal successors, (134), 18 states have internal predecessors, (134), 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 134 [2022-01-18 10:56:48,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:56:48,611 INFO L225 Difference]: With dead ends: 24127 [2022-01-18 10:56:48,612 INFO L226 Difference]: Without dead ends: 24064 [2022-01-18 10:56:48,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 454 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=373, Invalid=1883, Unknown=0, NotChecked=0, Total=2256 [2022-01-18 10:56:48,613 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1182 mSDsluCounter, 3553 mSDsCounter, 0 mSdLazyCounter, 667 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1182 SdHoareTripleChecker+Valid, 3794 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-18 10:56:48,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1182 Valid, 3794 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 667 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-18 10:56:48,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24064 states. [2022-01-18 10:56:48,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24064 to 9165. [2022-01-18 10:56:48,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9165 states, 9164 states have (on average 2.730794412920122) internal successors, (25025), 9164 states have internal predecessors, (25025), 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) [2022-01-18 10:56:48,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9165 states to 9165 states and 25025 transitions. [2022-01-18 10:56:48,944 INFO L78 Accepts]: Start accepts. Automaton has 9165 states and 25025 transitions. Word has length 134 [2022-01-18 10:56:48,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:56:48,945 INFO L470 AbstractCegarLoop]: Abstraction has 9165 states and 25025 transitions. [2022-01-18 10:56:48,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.444444444444445) internal successors, (134), 18 states have internal predecessors, (134), 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) [2022-01-18 10:56:48,945 INFO L276 IsEmpty]: Start isEmpty. Operand 9165 states and 25025 transitions. [2022-01-18 10:56:48,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-01-18 10:56:48,969 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:56:48,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:56:48,994 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-18 10:56:49,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:49,191 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:56:49,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:56:49,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1757524357, now seen corresponding path program 1 times [2022-01-18 10:56:49,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:56:49,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12323266] [2022-01-18 10:56:49,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:49,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:56:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:49,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:49,397 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:56:49,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12323266] [2022-01-18 10:56:49,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12323266] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 10:56:49,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [635020141] [2022-01-18 10:56:49,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:49,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:49,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:56:49,399 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 10:56:49,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-18 10:56:49,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:49,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 16 conjunts are in the unsatisfiable core [2022-01-18 10:56:49,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 10:56:49,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:49,977 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 10:56:50,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:50,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [635020141] provided 1 perfect and 1 imperfect interpolant sequences [2022-01-18 10:56:50,428 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-01-18 10:56:50,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15, 14] total 30 [2022-01-18 10:56:50,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686803010] [2022-01-18 10:56:50,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:56:50,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-01-18 10:56:50,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:56:50,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-01-18 10:56:50,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=742, Unknown=0, NotChecked=0, Total=870 [2022-01-18 10:56:50,430 INFO L87 Difference]: Start difference. First operand 9165 states and 25025 transitions. Second operand has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 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) [2022-01-18 10:56:50,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:56:50,946 INFO L93 Difference]: Finished difference Result 31859 states and 87223 transitions. [2022-01-18 10:56:50,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-01-18 10:56:50,946 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 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 134 [2022-01-18 10:56:50,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:56:51,013 INFO L225 Difference]: With dead ends: 31859 [2022-01-18 10:56:51,013 INFO L226 Difference]: Without dead ends: 31802 [2022-01-18 10:56:51,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 251 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 417 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=1388, Unknown=0, NotChecked=0, Total=1722 [2022-01-18 10:56:51,016 INFO L933 BasicCegarLoop]: 420 mSDtfsCounter, 1932 mSDsluCounter, 2735 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 3095 SdHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-18 10:56:51,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1932 Valid, 3095 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 461 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-18 10:56:51,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31802 states. [2022-01-18 10:56:51,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31802 to 9203. [2022-01-18 10:56:51,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9203 states, 9202 states have (on average 2.7281025863942623) internal successors, (25104), 9202 states have internal predecessors, (25104), 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) [2022-01-18 10:56:51,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9203 states to 9203 states and 25104 transitions. [2022-01-18 10:56:51,443 INFO L78 Accepts]: Start accepts. Automaton has 9203 states and 25104 transitions. Word has length 134 [2022-01-18 10:56:51,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:56:51,443 INFO L470 AbstractCegarLoop]: Abstraction has 9203 states and 25104 transitions. [2022-01-18 10:56:51,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 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) [2022-01-18 10:56:51,444 INFO L276 IsEmpty]: Start isEmpty. Operand 9203 states and 25104 transitions. [2022-01-18 10:56:51,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-01-18 10:56:51,458 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:56:51,459 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:56:51,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-01-18 10:56:51,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:51,671 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:56:51,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:56:51,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1264766853, now seen corresponding path program 2 times [2022-01-18 10:56:51,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:56:51,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564798728] [2022-01-18 10:56:51,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:51,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:56:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:51,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:51,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:56:51,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564798728] [2022-01-18 10:56:51,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564798728] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 10:56:51,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330087497] [2022-01-18 10:56:51,868 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-18 10:56:51,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:51,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:56:51,872 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 10:56:51,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-18 10:56:51,950 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-18 10:56:51,950 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-18 10:56:51,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 19 conjunts are in the unsatisfiable core [2022-01-18 10:56:51,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 10:56:52,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-18 10:56:52,366 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-18 10:56:52,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330087497] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:56:52,367 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-18 10:56:52,367 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [15] total 25 [2022-01-18 10:56:52,367 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860202126] [2022-01-18 10:56:52,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:56:52,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-01-18 10:56:52,368 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:56:52,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-01-18 10:56:52,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=536, Unknown=0, NotChecked=0, Total=600 [2022-01-18 10:56:52,369 INFO L87 Difference]: Start difference. First operand 9203 states and 25104 transitions. Second operand has 12 states, 12 states have (on average 11.166666666666666) internal successors, (134), 12 states have internal predecessors, (134), 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) [2022-01-18 10:56:52,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:56:52,759 INFO L93 Difference]: Finished difference Result 16547 states and 45364 transitions. [2022-01-18 10:56:52,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-01-18 10:56:52,759 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.166666666666666) internal successors, (134), 12 states have internal predecessors, (134), 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 134 [2022-01-18 10:56:52,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:56:52,855 INFO L225 Difference]: With dead ends: 16547 [2022-01-18 10:56:52,855 INFO L226 Difference]: Without dead ends: 16484 [2022-01-18 10:56:52,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=163, Invalid=1097, Unknown=0, NotChecked=0, Total=1260 [2022-01-18 10:56:52,856 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 237 mSDsluCounter, 1577 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 1881 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 10:56:52,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [237 Valid, 1881 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 10:56:52,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16484 states. [2022-01-18 10:56:53,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16484 to 9094. [2022-01-18 10:56:53,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9094 states, 9093 states have (on average 2.7288023754536455) internal successors, (24813), 9093 states have internal predecessors, (24813), 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) [2022-01-18 10:56:53,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9094 states to 9094 states and 24813 transitions. [2022-01-18 10:56:53,037 INFO L78 Accepts]: Start accepts. Automaton has 9094 states and 24813 transitions. Word has length 134 [2022-01-18 10:56:53,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:56:53,037 INFO L470 AbstractCegarLoop]: Abstraction has 9094 states and 24813 transitions. [2022-01-18 10:56:53,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.166666666666666) internal successors, (134), 12 states have internal predecessors, (134), 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) [2022-01-18 10:56:53,037 INFO L276 IsEmpty]: Start isEmpty. Operand 9094 states and 24813 transitions. [2022-01-18 10:56:53,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-18 10:56:53,054 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:56:53,054 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:56:53,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-01-18 10:56:53,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:53,267 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:56:53,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:56:53,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1814563516, now seen corresponding path program 1 times [2022-01-18 10:56:53,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:56:53,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673679110] [2022-01-18 10:56:53,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:53,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:56:53,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:53,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:53,403 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:56:53,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673679110] [2022-01-18 10:56:53,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673679110] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 10:56:53,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886944862] [2022-01-18 10:56:53,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:53,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:53,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:56:53,405 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 10:56:53,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-01-18 10:56:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:53,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 10 conjunts are in the unsatisfiable core [2022-01-18 10:56:53,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 10:56:53,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:53,848 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 10:56:54,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:56:54,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886944862] provided 1 perfect and 1 imperfect interpolant sequences [2022-01-18 10:56:54,312 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-01-18 10:56:54,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [13, 11] total 23 [2022-01-18 10:56:54,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233087858] [2022-01-18 10:56:54,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:56:54,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-18 10:56:54,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:56:54,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-18 10:56:54,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=385, Unknown=0, NotChecked=0, Total=506 [2022-01-18 10:56:54,313 INFO L87 Difference]: Start difference. First operand 9094 states and 24813 transitions. Second operand has 11 states, 11 states have (on average 12.818181818181818) internal successors, (141), 11 states have internal predecessors, (141), 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) [2022-01-18 10:56:54,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:56:54,753 INFO L93 Difference]: Finished difference Result 27469 states and 74646 transitions. [2022-01-18 10:56:54,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-01-18 10:56:54,753 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 12.818181818181818) internal successors, (141), 11 states have internal predecessors, (141), 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 141 [2022-01-18 10:56:54,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:56:54,796 INFO L225 Difference]: With dead ends: 27469 [2022-01-18 10:56:54,796 INFO L226 Difference]: Without dead ends: 27469 [2022-01-18 10:56:54,796 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 269 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 351 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=312, Invalid=878, Unknown=0, NotChecked=0, Total=1190 [2022-01-18 10:56:54,797 INFO L933 BasicCegarLoop]: 631 mSDtfsCounter, 1057 mSDsluCounter, 1452 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1057 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 10:56:54,797 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1057 Valid, 2052 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 306 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 10:56:54,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27469 states. [2022-01-18 10:56:55,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27469 to 9777. [2022-01-18 10:56:55,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9777 states, 9776 states have (on average 2.7141980360065467) internal successors, (26534), 9776 states have internal predecessors, (26534), 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) [2022-01-18 10:56:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9777 states to 9777 states and 26534 transitions. [2022-01-18 10:56:55,074 INFO L78 Accepts]: Start accepts. Automaton has 9777 states and 26534 transitions. Word has length 141 [2022-01-18 10:56:55,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:56:55,074 INFO L470 AbstractCegarLoop]: Abstraction has 9777 states and 26534 transitions. [2022-01-18 10:56:55,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.818181818181818) internal successors, (141), 11 states have internal predecessors, (141), 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) [2022-01-18 10:56:55,075 INFO L276 IsEmpty]: Start isEmpty. Operand 9777 states and 26534 transitions. [2022-01-18 10:56:55,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-01-18 10:56:55,091 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:56:55,091 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:56:55,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-01-18 10:56:55,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:55,314 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:56:55,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:56:55,314 INFO L85 PathProgramCache]: Analyzing trace with hash -238156138, now seen corresponding path program 1 times [2022-01-18 10:56:55,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:56:55,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618839042] [2022-01-18 10:56:55,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:55,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:56:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:55,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-18 10:56:55,453 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:56:55,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618839042] [2022-01-18 10:56:55,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618839042] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 10:56:55,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [236393319] [2022-01-18 10:56:55,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:55,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:55,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:56:55,455 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 10:56:55,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-01-18 10:56:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:55,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 10 conjunts are in the unsatisfiable core [2022-01-18 10:56:55,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 10:56:55,882 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-18 10:56:55,883 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 10:56:56,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-18 10:56:56,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [236393319] provided 1 perfect and 1 imperfect interpolant sequences [2022-01-18 10:56:56,349 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-01-18 10:56:56,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [13, 11] total 23 [2022-01-18 10:56:56,350 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746289088] [2022-01-18 10:56:56,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:56:56,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-18 10:56:56,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:56:56,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-18 10:56:56,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2022-01-18 10:56:56,351 INFO L87 Difference]: Start difference. First operand 9777 states and 26534 transitions. Second operand has 11 states, 11 states have (on average 13.636363636363637) internal successors, (150), 11 states have internal predecessors, (150), 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) [2022-01-18 10:56:56,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:56:56,784 INFO L93 Difference]: Finished difference Result 28052 states and 76004 transitions. [2022-01-18 10:56:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-01-18 10:56:56,785 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.636363636363637) internal successors, (150), 11 states have internal predecessors, (150), 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 150 [2022-01-18 10:56:56,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:56:56,845 INFO L225 Difference]: With dead ends: 28052 [2022-01-18 10:56:56,846 INFO L226 Difference]: Without dead ends: 28052 [2022-01-18 10:56:56,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 287 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 351 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=317, Invalid=873, Unknown=0, NotChecked=0, Total=1190 [2022-01-18 10:56:56,847 INFO L933 BasicCegarLoop]: 646 mSDtfsCounter, 1344 mSDsluCounter, 1598 mSDsCounter, 0 mSdLazyCounter, 311 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1344 SdHoareTripleChecker+Valid, 2207 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 10:56:56,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1344 Valid, 2207 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 311 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 10:56:56,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28052 states. [2022-01-18 10:56:57,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28052 to 10339. [2022-01-18 10:56:57,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10339 states, 10338 states have (on average 2.717643644805572) internal successors, (28095), 10338 states have internal predecessors, (28095), 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) [2022-01-18 10:56:57,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10339 states to 10339 states and 28095 transitions. [2022-01-18 10:56:57,198 INFO L78 Accepts]: Start accepts. Automaton has 10339 states and 28095 transitions. Word has length 150 [2022-01-18 10:56:57,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:56:57,198 INFO L470 AbstractCegarLoop]: Abstraction has 10339 states and 28095 transitions. [2022-01-18 10:56:57,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.636363636363637) internal successors, (150), 11 states have internal predecessors, (150), 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) [2022-01-18 10:56:57,198 INFO L276 IsEmpty]: Start isEmpty. Operand 10339 states and 28095 transitions. [2022-01-18 10:56:57,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-01-18 10:56:57,213 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:56:57,213 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:56:57,236 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-01-18 10:56:57,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:57,434 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:56:57,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:56:57,434 INFO L85 PathProgramCache]: Analyzing trace with hash -722881686, now seen corresponding path program 1 times [2022-01-18 10:56:57,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:56:57,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290309409] [2022-01-18 10:56:57,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:57,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:56:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:57,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-18 10:56:57,786 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:56:57,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290309409] [2022-01-18 10:56:57,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290309409] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 10:56:57,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1691815358] [2022-01-18 10:56:57,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:56:57,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:56:57,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:56:57,788 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 10:56:57,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-01-18 10:56:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:56:57,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 29 conjunts are in the unsatisfiable core [2022-01-18 10:56:57,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 10:56:58,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-18 10:56:58,993 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 10:57:00,021 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-18 10:57:00,021 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1691815358] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 10:57:00,021 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 10:57:00,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 20] total 43 [2022-01-18 10:57:00,022 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905452794] [2022-01-18 10:57:00,022 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 10:57:00,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2022-01-18 10:57:00,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:57:00,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2022-01-18 10:57:00,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=1551, Unknown=0, NotChecked=0, Total=1806 [2022-01-18 10:57:00,024 INFO L87 Difference]: Start difference. First operand 10339 states and 28095 transitions. Second operand has 43 states, 43 states have (on average 6.6976744186046515) internal successors, (288), 43 states have internal predecessors, (288), 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) [2022-01-18 10:57:01,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:57:01,534 INFO L93 Difference]: Finished difference Result 43988 states and 120389 transitions. [2022-01-18 10:57:01,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-01-18 10:57:01,535 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 6.6976744186046515) internal successors, (288), 43 states have internal predecessors, (288), 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 159 [2022-01-18 10:57:01,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:57:01,612 INFO L225 Difference]: With dead ends: 43988 [2022-01-18 10:57:01,612 INFO L226 Difference]: Without dead ends: 43925 [2022-01-18 10:57:01,613 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 291 SyntacticMatches, 4 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1160 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=889, Invalid=4223, Unknown=0, NotChecked=0, Total=5112 [2022-01-18 10:57:01,614 INFO L933 BasicCegarLoop]: 545 mSDtfsCounter, 2811 mSDsluCounter, 9307 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2811 SdHoareTripleChecker+Valid, 9622 SdHoareTripleChecker+Invalid, 1610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-18 10:57:01,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2811 Valid, 9622 Invalid, 1610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-18 10:57:01,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43925 states. [2022-01-18 10:57:01,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43925 to 10557. [2022-01-18 10:57:01,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10557 states, 10556 states have (on average 2.7078438802576734) internal successors, (28584), 10556 states have internal predecessors, (28584), 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) [2022-01-18 10:57:01,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10557 states to 10557 states and 28584 transitions. [2022-01-18 10:57:01,952 INFO L78 Accepts]: Start accepts. Automaton has 10557 states and 28584 transitions. Word has length 159 [2022-01-18 10:57:01,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:57:01,953 INFO L470 AbstractCegarLoop]: Abstraction has 10557 states and 28584 transitions. [2022-01-18 10:57:01,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 6.6976744186046515) internal successors, (288), 43 states have internal predecessors, (288), 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) [2022-01-18 10:57:01,953 INFO L276 IsEmpty]: Start isEmpty. Operand 10557 states and 28584 transitions. [2022-01-18 10:57:01,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-01-18 10:57:01,965 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:57:01,965 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:57:01,984 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-01-18 10:57:02,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:57:02,174 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:57:02,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:57:02,175 INFO L85 PathProgramCache]: Analyzing trace with hash 241759271, now seen corresponding path program 1 times [2022-01-18 10:57:02,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:57:02,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78001292] [2022-01-18 10:57:02,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:57:02,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:57:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:57:02,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:57:02,246 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:57:02,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78001292] [2022-01-18 10:57:02,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78001292] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:57:02,246 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:57:02,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 10:57:02,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75809305] [2022-01-18 10:57:02,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:57:02,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 10:57:02,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:57:02,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 10:57:02,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-01-18 10:57:02,248 INFO L87 Difference]: Start difference. First operand 10557 states and 28584 transitions. Second operand has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 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) [2022-01-18 10:57:02,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:57:02,370 INFO L93 Difference]: Finished difference Result 11847 states and 31759 transitions. [2022-01-18 10:57:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-18 10:57:02,371 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 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 160 [2022-01-18 10:57:02,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:57:02,386 INFO L225 Difference]: With dead ends: 11847 [2022-01-18 10:57:02,387 INFO L226 Difference]: Without dead ends: 11811 [2022-01-18 10:57:02,387 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-01-18 10:57:02,387 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 241 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 1102 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 10:57:02,388 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [241 Valid, 1102 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 10:57:02,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11811 states. [2022-01-18 10:57:02,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11811 to 11112. [2022-01-18 10:57:02,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11112 states, 11111 states have (on average 2.707317073170732) internal successors, (30081), 11111 states have internal predecessors, (30081), 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) [2022-01-18 10:57:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11112 states to 11112 states and 30081 transitions. [2022-01-18 10:57:02,564 INFO L78 Accepts]: Start accepts. Automaton has 11112 states and 30081 transitions. Word has length 160 [2022-01-18 10:57:02,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:57:02,565 INFO L470 AbstractCegarLoop]: Abstraction has 11112 states and 30081 transitions. [2022-01-18 10:57:02,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 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) [2022-01-18 10:57:02,565 INFO L276 IsEmpty]: Start isEmpty. Operand 11112 states and 30081 transitions. [2022-01-18 10:57:02,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-01-18 10:57:02,581 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:57:02,581 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:57:02,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-18 10:57:02,581 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:57:02,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:57:02,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1651773543, now seen corresponding path program 1 times [2022-01-18 10:57:02,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:57:02,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157250246] [2022-01-18 10:57:02,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:57:02,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:57:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:57:02,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:57:02,649 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:57:02,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157250246] [2022-01-18 10:57:02,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157250246] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:57:02,650 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:57:02,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 10:57:02,650 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889053880] [2022-01-18 10:57:02,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:57:02,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 10:57:02,650 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:57:02,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 10:57:02,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-01-18 10:57:02,651 INFO L87 Difference]: Start difference. First operand 11112 states and 30081 transitions. Second operand has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 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) [2022-01-18 10:57:02,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:57:02,745 INFO L93 Difference]: Finished difference Result 10683 states and 28836 transitions. [2022-01-18 10:57:02,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-18 10:57:02,745 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 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 160 [2022-01-18 10:57:02,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:57:02,759 INFO L225 Difference]: With dead ends: 10683 [2022-01-18 10:57:02,760 INFO L226 Difference]: Without dead ends: 10524 [2022-01-18 10:57:02,760 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-01-18 10:57:02,760 INFO L933 BasicCegarLoop]: 214 mSDtfsCounter, 118 mSDsluCounter, 650 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 848 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 10:57:02,761 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 848 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 10:57:02,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10524 states. [2022-01-18 10:57:02,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10524 to 10524. [2022-01-18 10:57:02,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10524 states, 10523 states have (on average 2.7130095980233775) internal successors, (28549), 10523 states have internal predecessors, (28549), 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) [2022-01-18 10:57:02,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10524 states to 10524 states and 28549 transitions. [2022-01-18 10:57:02,922 INFO L78 Accepts]: Start accepts. Automaton has 10524 states and 28549 transitions. Word has length 160 [2022-01-18 10:57:02,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:57:02,922 INFO L470 AbstractCegarLoop]: Abstraction has 10524 states and 28549 transitions. [2022-01-18 10:57:02,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 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) [2022-01-18 10:57:02,923 INFO L276 IsEmpty]: Start isEmpty. Operand 10524 states and 28549 transitions. [2022-01-18 10:57:02,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-01-18 10:57:02,938 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:57:02,938 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:57:02,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-18 10:57:02,938 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:57:02,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:57:02,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1710821569, now seen corresponding path program 2 times [2022-01-18 10:57:02,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:57:02,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759034164] [2022-01-18 10:57:02,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:57:02,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:57:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:57:03,197 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-18 10:57:03,197 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:57:03,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759034164] [2022-01-18 10:57:03,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759034164] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 10:57:03,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [438311627] [2022-01-18 10:57:03,198 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-18 10:57:03,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:57:03,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:57:03,231 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 10:57:03,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-01-18 10:57:03,320 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-18 10:57:03,320 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-18 10:57:03,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 19 conjunts are in the unsatisfiable core [2022-01-18 10:57:03,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 10:57:03,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-18 10:57:03,850 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-18 10:57:03,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [438311627] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:57:03,851 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-18 10:57:03,851 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [18] total 28 [2022-01-18 10:57:03,851 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373990769] [2022-01-18 10:57:03,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:57:03,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-01-18 10:57:03,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:57:03,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-01-18 10:57:03,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=684, Unknown=0, NotChecked=0, Total=756 [2022-01-18 10:57:03,852 INFO L87 Difference]: Start difference. First operand 10524 states and 28549 transitions. Second operand has 12 states, 12 states have (on average 13.25) internal successors, (159), 12 states have internal predecessors, (159), 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) [2022-01-18 10:57:04,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:57:04,250 INFO L93 Difference]: Finished difference Result 17869 states and 48594 transitions. [2022-01-18 10:57:04,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-01-18 10:57:04,250 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 13.25) internal successors, (159), 12 states have internal predecessors, (159), 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 166 [2022-01-18 10:57:04,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:57:04,281 INFO L225 Difference]: With dead ends: 17869 [2022-01-18 10:57:04,281 INFO L226 Difference]: Without dead ends: 17806 [2022-01-18 10:57:04,282 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=171, Invalid=1311, Unknown=0, NotChecked=0, Total=1482 [2022-01-18 10:57:04,282 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 252 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 10:57:04,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [252 Valid, 2028 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 10:57:04,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17806 states. [2022-01-18 10:57:04,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17806 to 9906. [2022-01-18 10:57:04,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9906 states, 9905 states have (on average 2.7057041898031295) internal successors, (26800), 9905 states have internal predecessors, (26800), 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) [2022-01-18 10:57:04,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9906 states to 9906 states and 26800 transitions. [2022-01-18 10:57:04,551 INFO L78 Accepts]: Start accepts. Automaton has 9906 states and 26800 transitions. Word has length 166 [2022-01-18 10:57:04,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:57:04,551 INFO L470 AbstractCegarLoop]: Abstraction has 9906 states and 26800 transitions. [2022-01-18 10:57:04,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.25) internal successors, (159), 12 states have internal predecessors, (159), 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) [2022-01-18 10:57:04,552 INFO L276 IsEmpty]: Start isEmpty. Operand 9906 states and 26800 transitions. [2022-01-18 10:57:04,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-01-18 10:57:04,566 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:57:04,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:57:04,589 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-01-18 10:57:04,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-01-18 10:57:04,789 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:57:04,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:57:04,791 INFO L85 PathProgramCache]: Analyzing trace with hash 666911807, now seen corresponding path program 1 times [2022-01-18 10:57:04,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:57:04,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860349136] [2022-01-18 10:57:04,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:57:04,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:57:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:57:04,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-18 10:57:04,855 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:57:04,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860349136] [2022-01-18 10:57:04,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860349136] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:57:04,855 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:57:04,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 10:57:04,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740337398] [2022-01-18 10:57:04,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:57:04,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 10:57:04,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:57:04,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 10:57:04,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-01-18 10:57:04,856 INFO L87 Difference]: Start difference. First operand 9906 states and 26800 transitions. Second operand has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 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) [2022-01-18 10:57:04,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:57:04,975 INFO L93 Difference]: Finished difference Result 10234 states and 27517 transitions. [2022-01-18 10:57:04,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-18 10:57:04,976 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 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 167 [2022-01-18 10:57:04,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:57:04,988 INFO L225 Difference]: With dead ends: 10234 [2022-01-18 10:57:04,988 INFO L226 Difference]: Without dead ends: 10198 [2022-01-18 10:57:04,988 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-01-18 10:57:04,989 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 642 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 642 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 10:57:04,989 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [642 Valid, 932 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 10:57:05,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10198 states. [2022-01-18 10:57:05,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10198 to 9494. [2022-01-18 10:57:05,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9494 states, 9493 states have (on average 2.7213736437374907) internal successors, (25834), 9493 states have internal predecessors, (25834), 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) [2022-01-18 10:57:05,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9494 states to 9494 states and 25834 transitions. [2022-01-18 10:57:05,131 INFO L78 Accepts]: Start accepts. Automaton has 9494 states and 25834 transitions. Word has length 167 [2022-01-18 10:57:05,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:57:05,132 INFO L470 AbstractCegarLoop]: Abstraction has 9494 states and 25834 transitions. [2022-01-18 10:57:05,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 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) [2022-01-18 10:57:05,132 INFO L276 IsEmpty]: Start isEmpty. Operand 9494 states and 25834 transitions. [2022-01-18 10:57:05,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-01-18 10:57:05,144 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:57:05,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:57:05,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-18 10:57:05,145 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:57:05,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:57:05,145 INFO L85 PathProgramCache]: Analyzing trace with hash 2076926079, now seen corresponding path program 1 times [2022-01-18 10:57:05,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:57:05,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432967975] [2022-01-18 10:57:05,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:57:05,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:57:05,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:57:05,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-18 10:57:05,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:57:05,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432967975] [2022-01-18 10:57:05,200 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432967975] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:57:05,200 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:57:05,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 10:57:05,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014088835] [2022-01-18 10:57:05,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:57:05,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 10:57:05,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:57:05,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 10:57:05,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-01-18 10:57:05,201 INFO L87 Difference]: Start difference. First operand 9494 states and 25834 transitions. Second operand has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 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) [2022-01-18 10:57:05,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:57:05,313 INFO L93 Difference]: Finished difference Result 9070 states and 24594 transitions. [2022-01-18 10:57:05,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-18 10:57:05,314 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 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 167 [2022-01-18 10:57:05,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:57:05,329 INFO L225 Difference]: With dead ends: 9070 [2022-01-18 10:57:05,330 INFO L226 Difference]: Without dead ends: 8944 [2022-01-18 10:57:05,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-01-18 10:57:05,330 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 391 mSDsluCounter, 527 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 728 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 10:57:05,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [391 Valid, 728 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 10:57:05,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8944 states. [2022-01-18 10:57:05,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8944 to 8939. [2022-01-18 10:57:05,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8939 states, 8938 states have (on average 2.722756768852092) internal successors, (24336), 8938 states have internal predecessors, (24336), 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) [2022-01-18 10:57:05,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8939 states to 8939 states and 24336 transitions. [2022-01-18 10:57:05,467 INFO L78 Accepts]: Start accepts. Automaton has 8939 states and 24336 transitions. Word has length 167 [2022-01-18 10:57:05,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:57:05,467 INFO L470 AbstractCegarLoop]: Abstraction has 8939 states and 24336 transitions. [2022-01-18 10:57:05,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 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) [2022-01-18 10:57:05,467 INFO L276 IsEmpty]: Start isEmpty. Operand 8939 states and 24336 transitions. [2022-01-18 10:57:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-01-18 10:57:05,477 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:57:05,477 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:57:05,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-18 10:57:05,477 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:57:05,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:57:05,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1409884702, now seen corresponding path program 1 times [2022-01-18 10:57:05,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:57:05,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783018525] [2022-01-18 10:57:05,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:57:05,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:57:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:57:05,921 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-18 10:57:05,921 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:57:05,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783018525] [2022-01-18 10:57:05,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783018525] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:57:05,921 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:57:05,921 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-01-18 10:57:05,921 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459725460] [2022-01-18 10:57:05,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:57:05,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-18 10:57:05,922 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:57:05,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-18 10:57:05,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=408, Unknown=0, NotChecked=0, Total=462 [2022-01-18 10:57:05,923 INFO L87 Difference]: Start difference. First operand 8939 states and 24336 transitions. Second operand has 22 states, 22 states have (on average 8.318181818181818) internal successors, (183), 22 states have internal predecessors, (183), 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) [2022-01-18 10:57:07,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:57:07,029 INFO L93 Difference]: Finished difference Result 21782 states and 59070 transitions. [2022-01-18 10:57:07,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-01-18 10:57:07,030 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 8.318181818181818) internal successors, (183), 22 states have internal predecessors, (183), 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 183 [2022-01-18 10:57:07,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:57:07,059 INFO L225 Difference]: With dead ends: 21782 [2022-01-18 10:57:07,060 INFO L226 Difference]: Without dead ends: 21782 [2022-01-18 10:57:07,060 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=453, Invalid=1709, Unknown=0, NotChecked=0, Total=2162 [2022-01-18 10:57:07,061 INFO L933 BasicCegarLoop]: 522 mSDtfsCounter, 2086 mSDsluCounter, 4721 mSDsCounter, 0 mSdLazyCounter, 967 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2086 SdHoareTripleChecker+Valid, 5140 SdHoareTripleChecker+Invalid, 981 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-18 10:57:07,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2086 Valid, 5140 Invalid, 981 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 967 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-18 10:57:07,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21782 states. [2022-01-18 10:57:07,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21782 to 9977. [2022-01-18 10:57:07,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9977 states, 9976 states have (on average 2.7059943865276663) internal successors, (26995), 9976 states have internal predecessors, (26995), 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) [2022-01-18 10:57:07,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9977 states to 9977 states and 26995 transitions. [2022-01-18 10:57:07,251 INFO L78 Accepts]: Start accepts. Automaton has 9977 states and 26995 transitions. Word has length 183 [2022-01-18 10:57:07,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:57:07,251 INFO L470 AbstractCegarLoop]: Abstraction has 9977 states and 26995 transitions. [2022-01-18 10:57:07,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 8.318181818181818) internal successors, (183), 22 states have internal predecessors, (183), 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) [2022-01-18 10:57:07,251 INFO L276 IsEmpty]: Start isEmpty. Operand 9977 states and 26995 transitions. [2022-01-18 10:57:07,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-01-18 10:57:07,262 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:57:07,262 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:57:07,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-18 10:57:07,262 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-18 10:57:07,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:57:07,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1152981078, now seen corresponding path program 1 times [2022-01-18 10:57:07,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:57:07,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129643303] [2022-01-18 10:57:07,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:57:07,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:57:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:57:07,711 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-18 10:57:07,711 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:57:07,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129643303] [2022-01-18 10:57:07,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129643303] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 10:57:07,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495076364] [2022-01-18 10:57:07,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:57:07,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:57:07,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:57:07,713 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-18 10:57:07,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-01-18 10:57:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:57:07,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 68 conjunts are in the unsatisfiable core [2022-01-18 10:57:07,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 10:57:07,860 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-01-18 10:57:07,981 INFO L353 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-01-18 10:57:07,982 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-01-18 10:57:08,118 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-01-18 10:57:08,381 INFO L353 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-01-18 10:57:08,381 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-01-18 10:57:08,494 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-01-18 10:57:08,697 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-01-18 10:57:09,012 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 23 [2022-01-18 10:57:09,198 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2022-01-18 10:57:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-18 10:57:09,280 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 10:57:11,084 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 10:57:11,084 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 102 treesize of output 66 [2022-01-18 10:57:11,091 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9108 treesize of output 8836 [2022-01-18 10:57:11,153 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 10:57:11,154 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 8566 treesize of output 7550 [2022-01-18 10:57:11,208 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 10:57:11,208 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 7812 treesize of output 7412 [2022-01-18 10:57:11,263 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-18 10:57:11,264 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 7404 treesize of output 6868 Received shutdown request... [2022-01-18 11:10:39,025 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-01-18 11:10:39,027 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-18 11:10:39,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-01-18 11:10:39,051 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-01-18 11:10:39,051 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-01-18 11:10:39,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-01-18 11:10:39,231 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was analyzing trace of length 184 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 0ms.. [2022-01-18 11:10:39,233 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-01-18 11:10:39,233 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2022-01-18 11:10:39,236 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:10:39,237 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-18 11:10:39,237 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-18 11:10:39,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.01 11:10:39 BasicIcfg [2022-01-18 11:10:39,239 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-18 11:10:39,240 INFO L158 Benchmark]: Toolchain (without parser) took 843168.03ms. Allocated memory was 392.2MB in the beginning and 3.4GB in the end (delta: 3.0GB). Free memory was 338.9MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 2.3GB. Max. memory is 16.0GB. [2022-01-18 11:10:39,240 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 392.2MB. Free memory was 355.3MB in the beginning and 355.2MB in the end (delta: 69.6kB). There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 11:10:39,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.35ms. Allocated memory was 392.2MB in the beginning and 480.2MB in the end (delta: 88.1MB). Free memory was 338.7MB in the beginning and 451.7MB in the end (delta: -113.0MB). Peak memory consumption was 10.9MB. Max. memory is 16.0GB. [2022-01-18 11:10:39,240 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.91ms. Allocated memory is still 480.2MB. Free memory was 451.7MB in the beginning and 449.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 11:10:39,241 INFO L158 Benchmark]: Boogie Preprocessor took 38.30ms. Allocated memory is still 480.2MB. Free memory was 449.6MB in the beginning and 448.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 11:10:39,241 INFO L158 Benchmark]: RCFGBuilder took 491.81ms. Allocated memory is still 480.2MB. Free memory was 448.5MB in the beginning and 427.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. [2022-01-18 11:10:39,241 INFO L158 Benchmark]: TraceAbstraction took 842351.58ms. Allocated memory was 480.2MB in the beginning and 3.4GB in the end (delta: 3.0GB). Free memory was 426.5MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 2.3GB. Max. memory is 16.0GB. [2022-01-18 11:10:39,242 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 392.2MB. Free memory was 355.3MB in the beginning and 355.2MB in the end (delta: 69.6kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 234.35ms. Allocated memory was 392.2MB in the beginning and 480.2MB in the end (delta: 88.1MB). Free memory was 338.7MB in the beginning and 451.7MB in the end (delta: -113.0MB). Peak memory consumption was 10.9MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 44.91ms. Allocated memory is still 480.2MB. Free memory was 451.7MB in the beginning and 449.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 38.30ms. Allocated memory is still 480.2MB. Free memory was 449.6MB in the beginning and 448.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 491.81ms. Allocated memory is still 480.2MB. Free memory was 448.5MB in the beginning and 427.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. * TraceAbstraction took 842351.58ms. Allocated memory was 480.2MB in the beginning and 3.4GB in the end (delta: 3.0GB). Free memory was 426.5MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 2.3GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 184 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 0ms.. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 184 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 0ms.. - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 184 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 0ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 332 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 842.2s, OverallIterations: 17, TraceHistogramMax: 2, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.4s, AutomataDifference: 10.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20222 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20222 mSDsluCounter, 42834 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 37822 mSDsCounter, 197 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6741 IncrementalHoareTripleChecker+Invalid, 6938 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 197 mSolverCounterUnsat, 5864 mSDtfsCounter, 6741 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2281 GetRequests, 1775 SyntacticMatches, 14 SemanticMatches, 492 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4364 ImplicationChecksByTransitivity, 7.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11112occurred in iteration=11, InterpolantAutomatonStates: 276, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.8s AutomataMinimizationTime, 16 MinimizatonAttempts, 202187 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 10.8s InterpolantComputationTime, 3522 NumberOfCodeBlocks, 3468 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 4211 ConstructedInterpolants, 0 QuantifiedInterpolants, 21000 SizeOfPredicates, 96 NumberOfNonLiveVariables, 2396 ConjunctsInSsa, 144 ConjunctsInUnsatCore, 29 InterpolantComputations, 15 PerfectInterpolantSequences, 36/66 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 could not prove your program: Timeout Completed graceful shutdown