/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-word-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-18 11:24:24,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 11:24:24,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 11:24:24,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-18 11:24:24,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-18 11:24:24,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-18 11:24:24,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-18 11:24:24,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-18 11:24:24,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-18 11:24:24,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-18 11:24:24,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-18 11:24:24,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-18 11:24:24,753 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 11:24:24,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 11:24:24,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 11:24:24,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 11:24:24,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 11:24:24,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 11:24:24,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 11:24:24,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 11:24:24,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 11:24:24,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 11:24:24,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 11:24:24,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 11:24:24,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-18 11:24:24,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 11:24:24,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 11:24:24,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 11:24:24,811 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 11:24:24,828 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 11:24:24,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 11:24:24,829 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-18 11:24:24,829 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-18 11:24:24,829 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 11:24:24,830 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 11:24:24,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 11:24:24,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 11:24:24,830 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 11:24:24,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 11:24:24,831 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 11:24:24,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 11:24:24,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 11:24:24,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 11:24:24,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 11:24:24,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 11:24:24,831 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 11:24:24,831 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 11:24:24,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 11:24:24,832 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 11:24:24,832 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 11:24:24,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 11:24:24,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 11:24:24,832 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 11:24:24,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 11:24:24,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 11:24:24,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 11:24:24,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 11:24:24,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 11:24:24,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 11:24:24,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 11:24:24,833 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 11:24:24,833 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-18 11:24:24,833 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2022-01-18 11:24:24,833 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 11:24:25,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 11:24:25,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 11:24:25,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 11:24:25,061 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 11:24:25,062 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 11:24:25,063 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-word-trans.wvr.c [2022-01-18 11:24:25,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33f904124/e2dbf68a24d74359aceba176ad57bc3f/FLAG4e090fbb2 [2022-01-18 11:24:25,429 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 11:24:25,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-word-trans.wvr.c [2022-01-18 11:24:25,436 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33f904124/e2dbf68a24d74359aceba176ad57bc3f/FLAG4e090fbb2 [2022-01-18 11:24:25,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33f904124/e2dbf68a24d74359aceba176ad57bc3f [2022-01-18 11:24:25,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 11:24:25,848 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 11:24:25,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 11:24:25,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 11:24:25,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 11:24:25,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 11:24:25" (1/1) ... [2022-01-18 11:24:25,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44534445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:25, skipping insertion in model container [2022-01-18 11:24:25,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 11:24:25" (1/1) ... [2022-01-18 11:24:25,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 11:24:25,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 11:24:26,012 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-word-trans.wvr.c[3292,3305] [2022-01-18 11:24:26,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 11:24:26,021 INFO L203 MainTranslator]: Completed pre-run [2022-01-18 11:24:26,038 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-word-trans.wvr.c[3292,3305] [2022-01-18 11:24:26,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 11:24:26,049 INFO L208 MainTranslator]: Completed translation [2022-01-18 11:24:26,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26 WrapperNode [2022-01-18 11:24:26,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 11:24:26,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-18 11:24:26,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-18 11:24:26,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-18 11:24:26,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26" (1/1) ... [2022-01-18 11:24:26,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26" (1/1) ... [2022-01-18 11:24:26,074 INFO L137 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 8, calls inlined = 12, statements flattened = 172 [2022-01-18 11:24:26,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-18 11:24:26,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-18 11:24:26,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-18 11:24:26,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-18 11:24:26,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26" (1/1) ... [2022-01-18 11:24:26,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26" (1/1) ... [2022-01-18 11:24:26,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26" (1/1) ... [2022-01-18 11:24:26,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26" (1/1) ... [2022-01-18 11:24:26,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26" (1/1) ... [2022-01-18 11:24:26,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26" (1/1) ... [2022-01-18 11:24:26,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26" (1/1) ... [2022-01-18 11:24:26,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-18 11:24:26,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-18 11:24:26,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-18 11:24:26,095 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-18 11:24:26,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26" (1/1) ... [2022-01-18 11:24:26,115 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 11:24:26,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 11:24:26,139 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 11:24:26,145 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 11:24:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-18 11:24:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-18 11:24:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-18 11:24:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-18 11:24:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-01-18 11:24:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-01-18 11:24:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-01-18 11:24:26,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-01-18 11:24:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-01-18 11:24:26,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-01-18 11:24:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-18 11:24:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-18 11:24:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-18 11:24:26,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-18 11:24:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-18 11:24:26,168 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 11:24:26,231 INFO L234 CfgBuilder]: Building ICFG [2022-01-18 11:24:26,231 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-18 11:24:26,507 INFO L275 CfgBuilder]: Performing block encoding [2022-01-18 11:24:26,516 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-18 11:24:26,516 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-01-18 11:24:26,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 11:24:26 BoogieIcfgContainer [2022-01-18 11:24:26,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-18 11:24:26,519 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-18 11:24:26,519 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-18 11:24:26,527 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-18 11:24:26,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.01 11:24:25" (1/3) ... [2022-01-18 11:24:26,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@732b4ded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 11:24:26, skipping insertion in model container [2022-01-18 11:24:26,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:24:26" (2/3) ... [2022-01-18 11:24:26,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@732b4ded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 11:24:26, skipping insertion in model container [2022-01-18 11:24:26,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 11:24:26" (3/3) ... [2022-01-18 11:24:26,530 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-word-trans.wvr.c [2022-01-18 11:24:26,534 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-18 11:24:26,534 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-18 11:24:26,534 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-18 11:24:26,534 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-18 11:24:26,599 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,599 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,599 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,599 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,600 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,600 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,600 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,601 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,601 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,601 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,601 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,601 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,601 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,602 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,602 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,602 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,602 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,602 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,602 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,603 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,603 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,603 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,604 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,605 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,605 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,605 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,606 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,606 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,606 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,606 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,606 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,607 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,607 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,607 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,607 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,607 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,607 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,607 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,607 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,607 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,608 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,608 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,608 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,608 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,608 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,608 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,608 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,608 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,609 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,609 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,609 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,609 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,609 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,609 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,609 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,610 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,610 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,610 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,611 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,611 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,611 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,611 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,611 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,611 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,611 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,611 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,612 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,612 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,612 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,612 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,612 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,612 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,612 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,612 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,613 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,613 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,613 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,613 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,613 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,613 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,613 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,613 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,613 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,614 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,614 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,615 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,615 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,615 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,617 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,621 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,621 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,621 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,622 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,622 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,623 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,623 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,623 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,623 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,623 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,624 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,624 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,624 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,624 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,624 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,625 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,625 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,625 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,625 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,625 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,625 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,626 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,627 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,627 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,630 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,630 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,630 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,630 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,630 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,630 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,631 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,632 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,632 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,632 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,632 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,632 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,632 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,632 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,632 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,633 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,634 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,635 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,635 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,635 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,636 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,636 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,636 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,637 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,637 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,637 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,637 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,637 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,637 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,639 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,639 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,639 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,639 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,640 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,640 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,640 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,641 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,642 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,642 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,642 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,642 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,643 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,643 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,643 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,643 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,643 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,643 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,644 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,644 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,645 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,645 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,650 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,651 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,651 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,651 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,651 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,652 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,652 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,653 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,657 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,659 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,659 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,659 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,659 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,659 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,659 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,659 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,660 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,660 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,660 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,660 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,660 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,661 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,661 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,665 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,665 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~stop~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,668 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,668 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,669 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,669 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,669 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,669 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,669 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,669 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,669 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,669 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~stop~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,669 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,670 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,670 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,670 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,670 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,671 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~stop~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,671 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,671 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,671 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,671 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,671 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,671 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:24:26,676 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-01-18 11:24:26,720 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 11:24:26,726 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 11:24:26,727 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-01-18 11:24:26,741 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 308 places, 332 transitions, 688 flow [2022-01-18 11:24:30,607 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 168090 states, 168089 states have (on average 4.215141978356704) internal successors, (708519), 168089 states have internal predecessors, (708519), 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 11:24:30,871 INFO L276 IsEmpty]: Start isEmpty. Operand has 168090 states, 168089 states have (on average 4.215141978356704) internal successors, (708519), 168089 states have internal predecessors, (708519), 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 11:24:31,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-01-18 11:24:31,775 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:24:31,776 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] [2022-01-18 11:24:31,777 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:24:31,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:24:31,780 INFO L85 PathProgramCache]: Analyzing trace with hash 891507029, now seen corresponding path program 1 times [2022-01-18 11:24:31,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:24:31,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800384113] [2022-01-18 11:24:31,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:24:31,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:24:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:24:32,204 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 11:24:32,205 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:24:32,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800384113] [2022-01-18 11:24:32,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800384113] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:24:32,205 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:24:32,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-18 11:24:32,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943082659] [2022-01-18 11:24:32,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:24:32,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-18 11:24:32,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:24:32,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-18 11:24:32,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 11:24:32,556 INFO L87 Difference]: Start difference. First operand has 168090 states, 168089 states have (on average 4.215141978356704) internal successors, (708519), 168089 states have internal predecessors, (708519), 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 90.5) internal successors, (181), 2 states have internal predecessors, (181), 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 11:24:34,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:24:34,466 INFO L93 Difference]: Finished difference Result 168090 states and 694016 transitions. [2022-01-18 11:24:34,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-18 11:24:34,468 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 90.5) internal successors, (181), 2 states have internal predecessors, (181), 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 181 [2022-01-18 11:24:34,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:24:35,790 INFO L225 Difference]: With dead ends: 168090 [2022-01-18 11:24:35,790 INFO L226 Difference]: Without dead ends: 168083 [2022-01-18 11:24:35,791 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 11:24:35,793 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:24:35,794 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 299 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:24:36,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168083 states. [2022-01-18 11:24:41,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168083 to 168083. [2022-01-18 11:24:41,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168083 states, 168082 states have (on average 4.1289906117252295) internal successors, (694009), 168082 states have internal predecessors, (694009), 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 11:24:42,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168083 states to 168083 states and 694009 transitions. [2022-01-18 11:24:42,712 INFO L78 Accepts]: Start accepts. Automaton has 168083 states and 694009 transitions. Word has length 181 [2022-01-18 11:24:42,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:24:42,713 INFO L470 AbstractCegarLoop]: Abstraction has 168083 states and 694009 transitions. [2022-01-18 11:24:42,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 90.5) internal successors, (181), 2 states have internal predecessors, (181), 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 11:24:42,713 INFO L276 IsEmpty]: Start isEmpty. Operand 168083 states and 694009 transitions. [2022-01-18 11:24:43,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-01-18 11:24:43,230 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:24:43,230 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] [2022-01-18 11:24:43,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-18 11:24:43,231 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:24:43,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:24:43,232 INFO L85 PathProgramCache]: Analyzing trace with hash -557793817, now seen corresponding path program 1 times [2022-01-18 11:24:43,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:24:43,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302318572] [2022-01-18 11:24:43,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:24:43,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:24:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:24:43,341 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 11:24:43,341 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:24:43,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302318572] [2022-01-18 11:24:43,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302318572] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:24:43,341 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:24:43,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 11:24:43,342 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133421644] [2022-01-18 11:24:43,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:24:43,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 11:24:43,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:24:43,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 11:24:43,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:24:43,343 INFO L87 Difference]: Start difference. First operand 168083 states and 694009 transitions. Second operand has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 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 11:24:45,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:24:45,502 INFO L93 Difference]: Finished difference Result 195832 states and 797597 transitions. [2022-01-18 11:24:45,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 11:24:45,505 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 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 181 [2022-01-18 11:24:45,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:24:46,566 INFO L225 Difference]: With dead ends: 195832 [2022-01-18 11:24:46,567 INFO L226 Difference]: Without dead ends: 195832 [2022-01-18 11:24:46,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:24:46,568 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 136 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 638 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:24:46,568 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 638 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:24:47,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195832 states. [2022-01-18 11:24:52,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195832 to 172917. [2022-01-18 11:24:52,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172917 states, 172916 states have (on average 4.125488676582849) internal successors, (713363), 172916 states have internal predecessors, (713363), 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 11:24:54,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172917 states to 172917 states and 713363 transitions. [2022-01-18 11:24:54,277 INFO L78 Accepts]: Start accepts. Automaton has 172917 states and 713363 transitions. Word has length 181 [2022-01-18 11:24:54,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:24:54,278 INFO L470 AbstractCegarLoop]: Abstraction has 172917 states and 713363 transitions. [2022-01-18 11:24:54,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 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 11:24:54,278 INFO L276 IsEmpty]: Start isEmpty. Operand 172917 states and 713363 transitions. [2022-01-18 11:24:54,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-01-18 11:24:54,768 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:24:54,768 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] [2022-01-18 11:24:54,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-18 11:24:54,768 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:24:54,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:24:54,769 INFO L85 PathProgramCache]: Analyzing trace with hash 2033190081, now seen corresponding path program 1 times [2022-01-18 11:24:54,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:24:54,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566673708] [2022-01-18 11:24:54,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:24:54,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:24:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:24:54,849 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 11:24:54,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:24:54,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566673708] [2022-01-18 11:24:54,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566673708] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:24:54,850 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:24:54,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 11:24:54,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37916097] [2022-01-18 11:24:54,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:24:54,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 11:24:54,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:24:54,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 11:24:54,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:24:54,851 INFO L87 Difference]: Start difference. First operand 172917 states and 713363 transitions. Second operand has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 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 11:24:56,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:24:56,563 INFO L93 Difference]: Finished difference Result 198388 states and 809574 transitions. [2022-01-18 11:24:56,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 11:24:56,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 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 182 [2022-01-18 11:24:56,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:24:58,213 INFO L225 Difference]: With dead ends: 198388 [2022-01-18 11:24:58,213 INFO L226 Difference]: Without dead ends: 198388 [2022-01-18 11:24:58,214 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:24:58,214 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 124 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:24:58,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 635 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:24:58,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198388 states. [2022-01-18 11:25:03,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198388 to 177989. [2022-01-18 11:25:03,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177989 states, 177988 states have (on average 4.121480099782008) internal successors, (733574), 177988 states have internal predecessors, (733574), 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 11:25:04,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177989 states to 177989 states and 733574 transitions. [2022-01-18 11:25:04,957 INFO L78 Accepts]: Start accepts. Automaton has 177989 states and 733574 transitions. Word has length 182 [2022-01-18 11:25:04,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:25:04,958 INFO L470 AbstractCegarLoop]: Abstraction has 177989 states and 733574 transitions. [2022-01-18 11:25:04,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 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 11:25:04,958 INFO L276 IsEmpty]: Start isEmpty. Operand 177989 states and 733574 transitions. [2022-01-18 11:25:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-01-18 11:25:05,448 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:25:05,448 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 11:25:05,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-18 11:25:05,448 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:25:05,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:25:05,449 INFO L85 PathProgramCache]: Analyzing trace with hash 100404183, now seen corresponding path program 1 times [2022-01-18 11:25:05,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:25:05,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131875196] [2022-01-18 11:25:05,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:25:05,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:25:05,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:25:05,509 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 11:25:05,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:25:05,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131875196] [2022-01-18 11:25:05,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131875196] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:25:05,510 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:25:05,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 11:25:05,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580129025] [2022-01-18 11:25:05,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:25:05,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 11:25:05,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:25:05,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 11:25:05,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:25:05,511 INFO L87 Difference]: Start difference. First operand 177989 states and 733574 transitions. Second operand has 3 states, 3 states have (on average 61.0) internal successors, (183), 3 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 11:25:07,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:25:07,824 INFO L93 Difference]: Finished difference Result 203038 states and 829130 transitions. [2022-01-18 11:25:07,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 11:25:07,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 61.0) internal successors, (183), 3 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 11:25:07,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:25:08,878 INFO L225 Difference]: With dead ends: 203038 [2022-01-18 11:25:08,878 INFO L226 Difference]: Without dead ends: 203038 [2022-01-18 11:25:08,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:25:08,879 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 114 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 632 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:25:08,880 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 632 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:25:09,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203038 states. [2022-01-18 11:25:14,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203038 to 182997. [2022-01-18 11:25:14,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182997 states, 182996 states have (on average 4.118587291525498) internal successors, (753685), 182996 states have internal predecessors, (753685), 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 11:25:15,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182997 states to 182997 states and 753685 transitions. [2022-01-18 11:25:15,939 INFO L78 Accepts]: Start accepts. Automaton has 182997 states and 753685 transitions. Word has length 183 [2022-01-18 11:25:15,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:25:15,940 INFO L470 AbstractCegarLoop]: Abstraction has 182997 states and 753685 transitions. [2022-01-18 11:25:15,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.0) internal successors, (183), 3 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 11:25:15,940 INFO L276 IsEmpty]: Start isEmpty. Operand 182997 states and 753685 transitions. [2022-01-18 11:25:17,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:25:17,025 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:25:17,025 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, 1] [2022-01-18 11:25:17,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-18 11:25:17,026 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:25:17,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:25:17,026 INFO L85 PathProgramCache]: Analyzing trace with hash 926187343, now seen corresponding path program 1 times [2022-01-18 11:25:17,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:25:17,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137544196] [2022-01-18 11:25:17,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:25:17,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:25:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:25:17,323 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 11:25:17,323 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:25:17,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137544196] [2022-01-18 11:25:17,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137544196] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:25:17,324 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:25:17,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-01-18 11:25:17,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740764800] [2022-01-18 11:25:17,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:25:17,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-01-18 11:25:17,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:25:17,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-01-18 11:25:17,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-01-18 11:25:17,326 INFO L87 Difference]: Start difference. First operand 182997 states and 753685 transitions. Second operand has 14 states, 14 states have (on average 13.142857142857142) internal successors, (184), 14 states have internal predecessors, (184), 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 11:25:22,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:25:22,037 INFO L93 Difference]: Finished difference Result 395293 states and 1616728 transitions. [2022-01-18 11:25:22,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-18 11:25:22,041 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 13.142857142857142) internal successors, (184), 14 states have internal predecessors, (184), 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 184 [2022-01-18 11:25:22,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:25:25,675 INFO L225 Difference]: With dead ends: 395293 [2022-01-18 11:25:25,675 INFO L226 Difference]: Without dead ends: 360811 [2022-01-18 11:25:25,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=166, Invalid=704, Unknown=0, NotChecked=0, Total=870 [2022-01-18 11:25:25,698 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 1862 mSDsluCounter, 2377 mSDsCounter, 0 mSdLazyCounter, 433 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1862 SdHoareTripleChecker+Valid, 2583 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-18 11:25:25,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1862 Valid, 2583 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 433 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-18 11:25:27,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360811 states. [2022-01-18 11:25:35,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360811 to 310973. [2022-01-18 11:25:35,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310973 states, 310972 states have (on average 4.117049123393746) internal successors, (1280287), 310972 states have internal predecessors, (1280287), 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 11:25:38,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310973 states to 310973 states and 1280287 transitions. [2022-01-18 11:25:38,267 INFO L78 Accepts]: Start accepts. Automaton has 310973 states and 1280287 transitions. Word has length 184 [2022-01-18 11:25:38,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:25:38,267 INFO L470 AbstractCegarLoop]: Abstraction has 310973 states and 1280287 transitions. [2022-01-18 11:25:38,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 13.142857142857142) internal successors, (184), 14 states have internal predecessors, (184), 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 11:25:38,267 INFO L276 IsEmpty]: Start isEmpty. Operand 310973 states and 1280287 transitions. [2022-01-18 11:25:39,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:25:39,169 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:25:39,169 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, 1] [2022-01-18 11:25:39,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-18 11:25:39,169 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:25:39,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:25:39,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1558990247, now seen corresponding path program 1 times [2022-01-18 11:25:39,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:25:39,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373598630] [2022-01-18 11:25:39,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:25:39,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:25:39,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:25:39,213 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 11:25:39,213 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:25:39,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373598630] [2022-01-18 11:25:39,214 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373598630] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:25:39,214 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:25:39,214 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 11:25:39,214 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104236456] [2022-01-18 11:25:39,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:25:39,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 11:25:39,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:25:39,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 11:25:39,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 11:25:39,215 INFO L87 Difference]: Start difference. First operand 310973 states and 1280287 transitions. Second operand has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:25:43,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:25:43,566 INFO L93 Difference]: Finished difference Result 452592 states and 1812676 transitions. [2022-01-18 11:25:43,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:25:43,567 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 184 [2022-01-18 11:25:43,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:25:46,614 INFO L225 Difference]: With dead ends: 452592 [2022-01-18 11:25:46,615 INFO L226 Difference]: Without dead ends: 452592 [2022-01-18 11:25:46,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:25:46,617 INFO L933 BasicCegarLoop]: 488 mSDtfsCounter, 365 mSDsluCounter, 735 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 1206 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:25:46,619 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [365 Valid, 1206 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:25:47,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452592 states. [2022-01-18 11:25:57,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452592 to 317468. [2022-01-18 11:25:57,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317468 states, 317467 states have (on average 4.1064866584558395) internal successors, (1303674), 317467 states have internal predecessors, (1303674), 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 11:25:59,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317468 states to 317468 states and 1303674 transitions. [2022-01-18 11:25:59,706 INFO L78 Accepts]: Start accepts. Automaton has 317468 states and 1303674 transitions. Word has length 184 [2022-01-18 11:25:59,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:25:59,706 INFO L470 AbstractCegarLoop]: Abstraction has 317468 states and 1303674 transitions. [2022-01-18 11:25:59,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:25:59,706 INFO L276 IsEmpty]: Start isEmpty. Operand 317468 states and 1303674 transitions. [2022-01-18 11:26:01,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:26:01,075 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:26:01,075 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, 1] [2022-01-18 11:26:01,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-18 11:26:01,075 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:26:01,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:26:01,075 INFO L85 PathProgramCache]: Analyzing trace with hash -255986257, now seen corresponding path program 1 times [2022-01-18 11:26:01,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:26:01,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662375511] [2022-01-18 11:26:01,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:26:01,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:26:01,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:26:01,142 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 11:26:01,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:26:01,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662375511] [2022-01-18 11:26:01,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662375511] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:26:01,142 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:26:01,142 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-18 11:26:01,142 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461881820] [2022-01-18 11:26:01,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:26:01,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-18 11:26:01,143 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:26:01,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-18 11:26:01,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-18 11:26:01,143 INFO L87 Difference]: Start difference. First operand 317468 states and 1303674 transitions. Second operand has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 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 11:26:05,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:26:05,198 INFO L93 Difference]: Finished difference Result 359714 states and 1464507 transitions. [2022-01-18 11:26:05,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-18 11:26:05,199 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 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 184 [2022-01-18 11:26:05,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:26:08,133 INFO L225 Difference]: With dead ends: 359714 [2022-01-18 11:26:08,133 INFO L226 Difference]: Without dead ends: 302792 [2022-01-18 11:26:08,133 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-01-18 11:26:08,134 INFO L933 BasicCegarLoop]: 461 mSDtfsCounter, 248 mSDsluCounter, 1670 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 2096 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:26:08,134 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [248 Valid, 2096 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:26:09,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302792 states. [2022-01-18 11:26:16,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302792 to 302792. [2022-01-18 11:26:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302792 states, 302791 states have (on average 4.090881168859048) internal successors, (1238682), 302791 states have internal predecessors, (1238682), 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 11:26:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302792 states to 302792 states and 1238682 transitions. [2022-01-18 11:26:19,682 INFO L78 Accepts]: Start accepts. Automaton has 302792 states and 1238682 transitions. Word has length 184 [2022-01-18 11:26:19,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:26:19,683 INFO L470 AbstractCegarLoop]: Abstraction has 302792 states and 1238682 transitions. [2022-01-18 11:26:19,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 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 11:26:19,683 INFO L276 IsEmpty]: Start isEmpty. Operand 302792 states and 1238682 transitions. [2022-01-18 11:26:20,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:26:20,580 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:26:20,580 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, 1] [2022-01-18 11:26:20,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-18 11:26:20,580 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:26:20,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:26:20,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1342453289, now seen corresponding path program 2 times [2022-01-18 11:26:20,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:26:20,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924887170] [2022-01-18 11:26:20,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:26:20,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:26:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:26:20,625 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 11:26:20,625 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:26:20,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924887170] [2022-01-18 11:26:20,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924887170] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:26:20,625 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:26:20,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 11:26:20,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926292012] [2022-01-18 11:26:20,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:26:20,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 11:26:20,626 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:26:20,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 11:26:20,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 11:26:20,626 INFO L87 Difference]: Start difference. First operand 302792 states and 1238682 transitions. Second operand has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:26:23,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:26:23,799 INFO L93 Difference]: Finished difference Result 360423 states and 1451713 transitions. [2022-01-18 11:26:23,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-18 11:26:23,800 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 184 [2022-01-18 11:26:23,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:26:26,268 INFO L225 Difference]: With dead ends: 360423 [2022-01-18 11:26:26,268 INFO L226 Difference]: Without dead ends: 360423 [2022-01-18 11:26:26,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:26:26,269 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 219 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 1058 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:26:26,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [219 Valid, 1058 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:26:26,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360423 states. [2022-01-18 11:26:34,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360423 to 305303. [2022-01-18 11:26:35,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305303 states, 305302 states have (on average 4.086969623520318) internal successors, (1247760), 305302 states have internal predecessors, (1247760), 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 11:26:38,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305303 states to 305303 states and 1247760 transitions. [2022-01-18 11:26:38,083 INFO L78 Accepts]: Start accepts. Automaton has 305303 states and 1247760 transitions. Word has length 184 [2022-01-18 11:26:38,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:26:38,083 INFO L470 AbstractCegarLoop]: Abstraction has 305303 states and 1247760 transitions. [2022-01-18 11:26:38,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:26:38,083 INFO L276 IsEmpty]: Start isEmpty. Operand 305303 states and 1247760 transitions. [2022-01-18 11:26:38,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:26:38,937 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:26:38,937 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, 1] [2022-01-18 11:26:38,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-18 11:26:38,938 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:26:38,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:26:38,938 INFO L85 PathProgramCache]: Analyzing trace with hash -945879541, now seen corresponding path program 1 times [2022-01-18 11:26:38,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:26:38,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065392981] [2022-01-18 11:26:38,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:26:38,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:26:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:26:39,011 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 11:26:39,012 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:26:39,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065392981] [2022-01-18 11:26:39,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065392981] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:26:39,012 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:26:39,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-18 11:26:39,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491793148] [2022-01-18 11:26:39,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:26:39,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-18 11:26:39,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:26:39,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-18 11:26:39,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-18 11:26:39,013 INFO L87 Difference]: Start difference. First operand 305303 states and 1247760 transitions. Second operand has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 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 11:26:42,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:26:42,986 INFO L93 Difference]: Finished difference Result 352553 states and 1425378 transitions. [2022-01-18 11:26:42,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-18 11:26:42,986 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 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 184 [2022-01-18 11:26:42,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:26:46,518 INFO L225 Difference]: With dead ends: 352553 [2022-01-18 11:26:46,518 INFO L226 Difference]: Without dead ends: 351371 [2022-01-18 11:26:46,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-01-18 11:26:46,519 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 257 mSDsluCounter, 1659 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 2087 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:26:46,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [257 Valid, 2087 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:26:47,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351371 states. [2022-01-18 11:26:55,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351371 to 314510. [2022-01-18 11:26:55,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314510 states, 314509 states have (on average 4.080217100305556) internal successors, (1283265), 314509 states have internal predecessors, (1283265), 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 11:26:58,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314510 states to 314510 states and 1283265 transitions. [2022-01-18 11:26:58,534 INFO L78 Accepts]: Start accepts. Automaton has 314510 states and 1283265 transitions. Word has length 184 [2022-01-18 11:26:58,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:26:58,534 INFO L470 AbstractCegarLoop]: Abstraction has 314510 states and 1283265 transitions. [2022-01-18 11:26:58,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 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 11:26:58,535 INFO L276 IsEmpty]: Start isEmpty. Operand 314510 states and 1283265 transitions. [2022-01-18 11:26:59,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:26:59,472 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:26:59,472 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, 1] [2022-01-18 11:26:59,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-18 11:26:59,472 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:26:59,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:26:59,473 INFO L85 PathProgramCache]: Analyzing trace with hash 358575433, now seen corresponding path program 2 times [2022-01-18 11:26:59,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:26:59,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467903751] [2022-01-18 11:26:59,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:26:59,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:26:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:26:59,544 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 11:26:59,544 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:26:59,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467903751] [2022-01-18 11:26:59,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467903751] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:26:59,544 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:26:59,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 11:26:59,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83498602] [2022-01-18 11:26:59,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:26:59,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 11:26:59,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:26:59,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 11:26:59,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-01-18 11:26:59,545 INFO L87 Difference]: Start difference. First operand 314510 states and 1283265 transitions. Second operand has 7 states, 7 states have (on average 26.285714285714285) internal successors, (184), 7 states have internal predecessors, (184), 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 11:27:03,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:27:03,199 INFO L93 Difference]: Finished difference Result 349106 states and 1411241 transitions. [2022-01-18 11:27:03,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-18 11:27:03,200 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 26.285714285714285) internal successors, (184), 7 states have internal predecessors, (184), 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 184 [2022-01-18 11:27:03,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:27:05,415 INFO L225 Difference]: With dead ends: 349106 [2022-01-18 11:27:05,415 INFO L226 Difference]: Without dead ends: 293783 [2022-01-18 11:27:05,415 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-01-18 11:27:05,416 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 278 mSDsluCounter, 2037 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 2457 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:27:05,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [278 Valid, 2457 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:27:05,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293783 states. [2022-01-18 11:27:13,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293783 to 293783. [2022-01-18 11:27:13,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293783 states, 293782 states have (on average 4.066334901389466) internal successors, (1194616), 293782 states have internal predecessors, (1194616), 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 11:27:15,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293783 states to 293783 states and 1194616 transitions. [2022-01-18 11:27:15,607 INFO L78 Accepts]: Start accepts. Automaton has 293783 states and 1194616 transitions. Word has length 184 [2022-01-18 11:27:15,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:27:15,607 INFO L470 AbstractCegarLoop]: Abstraction has 293783 states and 1194616 transitions. [2022-01-18 11:27:15,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 26.285714285714285) internal successors, (184), 7 states have internal predecessors, (184), 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 11:27:15,607 INFO L276 IsEmpty]: Start isEmpty. Operand 293783 states and 1194616 transitions. [2022-01-18 11:27:16,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:27:16,883 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:27:16,883 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, 1] [2022-01-18 11:27:16,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-18 11:27:16,883 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:27:16,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:27:16,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1314905783, now seen corresponding path program 1 times [2022-01-18 11:27:16,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:27:16,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709301136] [2022-01-18 11:27:16,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:27:16,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:27:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:27:16,982 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 11:27:16,982 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:27:16,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709301136] [2022-01-18 11:27:16,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709301136] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:27:16,982 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:27:16,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:27:16,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081451168] [2022-01-18 11:27:16,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:27:16,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:27:16,983 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:27:16,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:27:16,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:27:16,983 INFO L87 Difference]: Start difference. First operand 293783 states and 1194616 transitions. Second operand has 5 states, 5 states have (on average 36.8) internal successors, (184), 5 states have internal predecessors, (184), 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 11:27:20,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:27:20,648 INFO L93 Difference]: Finished difference Result 366109 states and 1457900 transitions. [2022-01-18 11:27:20,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:27:20,648 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 36.8) internal successors, (184), 5 states have internal predecessors, (184), 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 184 [2022-01-18 11:27:20,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:27:24,390 INFO L225 Difference]: With dead ends: 366109 [2022-01-18 11:27:24,391 INFO L226 Difference]: Without dead ends: 366109 [2022-01-18 11:27:24,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-01-18 11:27:24,391 INFO L933 BasicCegarLoop]: 497 mSDtfsCounter, 370 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:27:24,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [370 Valid, 1301 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:27:25,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366109 states. [2022-01-18 11:27:32,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366109 to 296423. [2022-01-18 11:27:33,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296423 states, 296422 states have (on average 4.060015788301813) internal successors, (1203478), 296422 states have internal predecessors, (1203478), 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 11:27:35,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296423 states to 296423 states and 1203478 transitions. [2022-01-18 11:27:35,938 INFO L78 Accepts]: Start accepts. Automaton has 296423 states and 1203478 transitions. Word has length 184 [2022-01-18 11:27:35,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:27:35,938 INFO L470 AbstractCegarLoop]: Abstraction has 296423 states and 1203478 transitions. [2022-01-18 11:27:35,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 36.8) internal successors, (184), 5 states have internal predecessors, (184), 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 11:27:35,939 INFO L276 IsEmpty]: Start isEmpty. Operand 296423 states and 1203478 transitions. [2022-01-18 11:27:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:27:36,769 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:27:36,769 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, 1] [2022-01-18 11:27:36,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-18 11:27:36,769 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:27:36,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:27:36,770 INFO L85 PathProgramCache]: Analyzing trace with hash -401273235, now seen corresponding path program 1 times [2022-01-18 11:27:36,770 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:27:36,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834855777] [2022-01-18 11:27:36,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:27:36,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:27:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:27:36,819 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 11:27:36,819 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:27:36,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834855777] [2022-01-18 11:27:36,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834855777] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:27:36,819 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:27:36,819 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-18 11:27:36,820 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696049904] [2022-01-18 11:27:36,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:27:36,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-18 11:27:36,820 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:27:36,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-18 11:27:36,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-18 11:27:36,820 INFO L87 Difference]: Start difference. First operand 296423 states and 1203478 transitions. Second operand has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 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 11:27:39,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:27:39,763 INFO L93 Difference]: Finished difference Result 323935 states and 1304600 transitions. [2022-01-18 11:27:39,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-18 11:27:39,764 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 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 184 [2022-01-18 11:27:39,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:27:41,898 INFO L225 Difference]: With dead ends: 323935 [2022-01-18 11:27:41,898 INFO L226 Difference]: Without dead ends: 288829 [2022-01-18 11:27:41,898 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-01-18 11:27:41,899 INFO L933 BasicCegarLoop]: 459 mSDtfsCounter, 220 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:27:41,899 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 2084 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:27:42,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288829 states. [2022-01-18 11:27:48,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288829 to 288829. [2022-01-18 11:27:49,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288829 states, 288828 states have (on average 4.051698588779481) internal successors, (1170244), 288828 states have internal predecessors, (1170244), 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 11:27:51,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288829 states to 288829 states and 1170244 transitions. [2022-01-18 11:27:51,913 INFO L78 Accepts]: Start accepts. Automaton has 288829 states and 1170244 transitions. Word has length 184 [2022-01-18 11:27:51,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:27:51,913 INFO L470 AbstractCegarLoop]: Abstraction has 288829 states and 1170244 transitions. [2022-01-18 11:27:51,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 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 11:27:51,914 INFO L276 IsEmpty]: Start isEmpty. Operand 288829 states and 1170244 transitions. [2022-01-18 11:27:52,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:27:52,735 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:27:52,735 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, 1] [2022-01-18 11:27:52,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-18 11:27:52,735 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:27:52,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:27:52,736 INFO L85 PathProgramCache]: Analyzing trace with hash 806855303, now seen corresponding path program 3 times [2022-01-18 11:27:52,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:27:52,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646930652] [2022-01-18 11:27:52,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:27:52,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:27:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:27:52,774 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 11:27:52,774 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:27:52,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646930652] [2022-01-18 11:27:52,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646930652] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:27:52,774 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:27:52,774 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 11:27:52,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254543068] [2022-01-18 11:27:52,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:27:52,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 11:27:52,775 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:27:52,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 11:27:52,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 11:27:52,775 INFO L87 Difference]: Start difference. First operand 288829 states and 1170244 transitions. Second operand has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:27:55,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:27:55,700 INFO L93 Difference]: Finished difference Result 316840 states and 1271898 transitions. [2022-01-18 11:27:55,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-18 11:27:55,700 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 184 [2022-01-18 11:27:55,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:27:58,599 INFO L225 Difference]: With dead ends: 316840 [2022-01-18 11:27:58,599 INFO L226 Difference]: Without dead ends: 313204 [2022-01-18 11:27:58,600 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:27:58,600 INFO L933 BasicCegarLoop]: 433 mSDtfsCounter, 246 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 1014 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:27:58,600 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [246 Valid, 1014 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:27:59,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313204 states. [2022-01-18 11:28:08,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313204 to 287155. [2022-01-18 11:28:08,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287155 states, 287154 states have (on average 4.051111946899573) internal successors, (1163293), 287154 states have internal predecessors, (1163293), 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 11:28:10,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287155 states to 287155 states and 1163293 transitions. [2022-01-18 11:28:10,250 INFO L78 Accepts]: Start accepts. Automaton has 287155 states and 1163293 transitions. Word has length 184 [2022-01-18 11:28:10,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:28:10,250 INFO L470 AbstractCegarLoop]: Abstraction has 287155 states and 1163293 transitions. [2022-01-18 11:28:10,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:28:10,250 INFO L276 IsEmpty]: Start isEmpty. Operand 287155 states and 1163293 transitions. [2022-01-18 11:28:11,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:28:11,527 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:28:11,527 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, 1] [2022-01-18 11:28:11,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-18 11:28:11,527 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:28:11,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:28:11,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1036975351, now seen corresponding path program 4 times [2022-01-18 11:28:11,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:28:11,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536490927] [2022-01-18 11:28:11,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:28:11,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:28:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:28:11,570 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 11:28:11,570 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:28:11,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536490927] [2022-01-18 11:28:11,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536490927] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:28:11,571 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:28:11,571 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 11:28:11,571 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156208406] [2022-01-18 11:28:11,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:28:11,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 11:28:11,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:28:11,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 11:28:11,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 11:28:11,572 INFO L87 Difference]: Start difference. First operand 287155 states and 1163293 transitions. Second operand has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:28:14,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:28:14,784 INFO L93 Difference]: Finished difference Result 339675 states and 1373581 transitions. [2022-01-18 11:28:14,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:28:14,784 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 184 [2022-01-18 11:28:14,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:28:16,529 INFO L225 Difference]: With dead ends: 339675 [2022-01-18 11:28:16,530 INFO L226 Difference]: Without dead ends: 335273 [2022-01-18 11:28:16,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:28:16,530 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 327 mSDsluCounter, 590 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 1015 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:28:16,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 1015 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:28:17,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335273 states. [2022-01-18 11:28:24,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335273 to 301973. [2022-01-18 11:28:25,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301973 states, 301972 states have (on average 4.044096803677162) internal successors, (1221204), 301972 states have internal predecessors, (1221204), 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 11:28:27,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301973 states to 301973 states and 1221204 transitions. [2022-01-18 11:28:27,787 INFO L78 Accepts]: Start accepts. Automaton has 301973 states and 1221204 transitions. Word has length 184 [2022-01-18 11:28:27,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:28:27,787 INFO L470 AbstractCegarLoop]: Abstraction has 301973 states and 1221204 transitions. [2022-01-18 11:28:27,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:28:27,787 INFO L276 IsEmpty]: Start isEmpty. Operand 301973 states and 1221204 transitions. [2022-01-18 11:28:28,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:28:28,605 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:28:28,605 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, 1] [2022-01-18 11:28:28,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-18 11:28:28,605 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:28:28,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:28:28,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1249912341, now seen corresponding path program 5 times [2022-01-18 11:28:28,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:28:28,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754622288] [2022-01-18 11:28:28,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:28:28,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:28:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:28:28,654 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 11:28:28,655 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:28:28,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754622288] [2022-01-18 11:28:28,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754622288] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:28:28,655 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:28:28,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 11:28:28,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404309390] [2022-01-18 11:28:28,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:28:28,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 11:28:28,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:28:28,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 11:28:28,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 11:28:28,656 INFO L87 Difference]: Start difference. First operand 301973 states and 1221204 transitions. Second operand has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:28:31,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:28:31,896 INFO L93 Difference]: Finished difference Result 317885 states and 1275824 transitions. [2022-01-18 11:28:31,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-18 11:28:31,896 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 184 [2022-01-18 11:28:31,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:28:34,984 INFO L225 Difference]: With dead ends: 317885 [2022-01-18 11:28:34,985 INFO L226 Difference]: Without dead ends: 315374 [2022-01-18 11:28:34,985 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:28:34,985 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 228 mSDsluCounter, 584 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:28:34,985 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [228 Valid, 994 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:28:35,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315374 states. [2022-01-18 11:28:43,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315374 to 300857. [2022-01-18 11:28:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300857 states, 300856 states have (on average 4.042355811418087) internal successors, (1216167), 300856 states have internal predecessors, (1216167), 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 11:28:45,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300857 states to 300857 states and 1216167 transitions. [2022-01-18 11:28:45,599 INFO L78 Accepts]: Start accepts. Automaton has 300857 states and 1216167 transitions. Word has length 184 [2022-01-18 11:28:45,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:28:45,600 INFO L470 AbstractCegarLoop]: Abstraction has 300857 states and 1216167 transitions. [2022-01-18 11:28:45,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:28:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 300857 states and 1216167 transitions. [2022-01-18 11:28:46,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-01-18 11:28:46,924 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:28:46,924 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, 1] [2022-01-18 11:28:46,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-18 11:28:46,925 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:28:46,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:28:46,925 INFO L85 PathProgramCache]: Analyzing trace with hash 69296839, now seen corresponding path program 6 times [2022-01-18 11:28:46,925 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:28:46,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996635279] [2022-01-18 11:28:46,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:28:46,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:28:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:28:46,971 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 11:28:46,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:28:46,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996635279] [2022-01-18 11:28:46,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996635279] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:28:46,971 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:28:46,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 11:28:46,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965973396] [2022-01-18 11:28:46,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:28:46,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 11:28:46,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:28:46,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 11:28:46,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 11:28:46,972 INFO L87 Difference]: Start difference. First operand 300857 states and 1216167 transitions. Second operand has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:28:49,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:28:49,960 INFO L93 Difference]: Finished difference Result 315290 states and 1268684 transitions. [2022-01-18 11:28:49,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:28:49,960 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 184 [2022-01-18 11:28:49,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:28:51,562 INFO L225 Difference]: With dead ends: 315290 [2022-01-18 11:28:51,562 INFO L226 Difference]: Without dead ends: 311014 [2022-01-18 11:28:51,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:28:51,563 INFO L933 BasicCegarLoop]: 414 mSDtfsCounter, 326 mSDsluCounter, 553 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:28:51,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [326 Valid, 957 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:28:52,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311014 states. [2022-01-18 11:28:59,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311014 to 269673. [2022-01-18 11:28:59,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269673 states, 269672 states have (on average 4.023498917203121) internal successors, (1085025), 269672 states have internal predecessors, (1085025), 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 11:29:01,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269673 states to 269673 states and 1085025 transitions. [2022-01-18 11:29:01,376 INFO L78 Accepts]: Start accepts. Automaton has 269673 states and 1085025 transitions. Word has length 184 [2022-01-18 11:29:01,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:29:01,377 INFO L470 AbstractCegarLoop]: Abstraction has 269673 states and 1085025 transitions. [2022-01-18 11:29:01,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 11:29:01,377 INFO L276 IsEmpty]: Start isEmpty. Operand 269673 states and 1085025 transitions. [2022-01-18 11:29:02,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-01-18 11:29:02,192 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:29:02,193 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:29:02,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-18 11:29:02,193 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:29:02,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:29:02,193 INFO L85 PathProgramCache]: Analyzing trace with hash -198153233, now seen corresponding path program 1 times [2022-01-18 11:29:02,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:29:02,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858004859] [2022-01-18 11:29:02,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:29:02,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:29:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:29:02,871 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 11:29:02,871 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:29:02,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858004859] [2022-01-18 11:29:02,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858004859] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 11:29:02,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212524201] [2022-01-18 11:29:02,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:29:02,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 11:29:02,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 11:29:02,873 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 11:29:02,881 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 11:29:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:29:03,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 14 conjunts are in the unsatisfiable core [2022-01-18 11:29:03,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 11:29:03,577 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 11:29:03,577 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 11:29:04,022 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 11:29:04,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [212524201] provided 1 perfect and 1 imperfect interpolant sequences [2022-01-18 11:29:04,022 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-01-18 11:29:04,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [15, 13] total 26 [2022-01-18 11:29:04,022 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816216288] [2022-01-18 11:29:04,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:29:04,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-18 11:29:04,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:29:04,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-18 11:29:04,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=548, Unknown=0, NotChecked=0, Total=650 [2022-01-18 11:29:04,023 INFO L87 Difference]: Start difference. First operand 269673 states and 1085025 transitions. Second operand has 13 states, 13 states have (on average 14.692307692307692) internal successors, (191), 13 states have internal predecessors, (191), 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 11:29:08,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:29:08,725 INFO L93 Difference]: Finished difference Result 448924 states and 1792459 transitions. [2022-01-18 11:29:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-18 11:29:08,725 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 14.692307692307692) internal successors, (191), 13 states have internal predecessors, (191), 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 191 [2022-01-18 11:29:08,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:29:13,544 INFO L225 Difference]: With dead ends: 448924 [2022-01-18 11:29:13,545 INFO L226 Difference]: Without dead ends: 427993 [2022-01-18 11:29:13,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 369 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=274, Invalid=1058, Unknown=0, NotChecked=0, Total=1332 [2022-01-18 11:29:13,545 INFO L933 BasicCegarLoop]: 506 mSDtfsCounter, 1937 mSDsluCounter, 2978 mSDsCounter, 0 mSdLazyCounter, 521 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1937 SdHoareTripleChecker+Valid, 3417 SdHoareTripleChecker+Invalid, 527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-18 11:29:13,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1937 Valid, 3417 Invalid, 527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 521 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-18 11:29:14,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427993 states. [2022-01-18 11:29:23,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427993 to 380608. [2022-01-18 11:29:24,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380608 states, 380607 states have (on average 4.021105760009669) internal successors, (1530461), 380607 states have internal predecessors, (1530461), 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 11:29:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380608 states to 380608 states and 1530461 transitions. [2022-01-18 11:29:27,507 INFO L78 Accepts]: Start accepts. Automaton has 380608 states and 1530461 transitions. Word has length 191 [2022-01-18 11:29:27,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:29:27,507 INFO L470 AbstractCegarLoop]: Abstraction has 380608 states and 1530461 transitions. [2022-01-18 11:29:27,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 14.692307692307692) internal successors, (191), 13 states have internal predecessors, (191), 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 11:29:27,508 INFO L276 IsEmpty]: Start isEmpty. Operand 380608 states and 1530461 transitions. [2022-01-18 11:29:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-01-18 11:29:29,112 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:29:29,112 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:29:29,130 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 11:29:29,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-01-18 11:29:29,320 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:29:29,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:29:29,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1914332251, now seen corresponding path program 1 times [2022-01-18 11:29:29,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:29:29,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350682238] [2022-01-18 11:29:29,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:29:29,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:29:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:29:29,383 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 11:29:29,384 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:29:29,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350682238] [2022-01-18 11:29:29,384 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350682238] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:29:29,385 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:29:29,385 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:29:29,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164595051] [2022-01-18 11:29:29,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:29:29,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:29:29,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:29:29,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:29:29,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:29:29,386 INFO L87 Difference]: Start difference. First operand 380608 states and 1530461 transitions. Second operand has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:29:33,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:29:33,373 INFO L93 Difference]: Finished difference Result 470142 states and 1867978 transitions. [2022-01-18 11:29:33,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:29:33,374 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 191 [2022-01-18 11:29:33,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:29:36,421 INFO L225 Difference]: With dead ends: 470142 [2022-01-18 11:29:36,422 INFO L226 Difference]: Without dead ends: 463722 [2022-01-18 11:29:36,422 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:29:36,422 INFO L933 BasicCegarLoop]: 448 mSDtfsCounter, 279 mSDsluCounter, 881 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:29:36,422 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 1308 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:29:37,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463722 states. [2022-01-18 11:29:48,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463722 to 415278. [2022-01-18 11:29:49,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415278 states, 415277 states have (on average 3.987649207637312) internal successors, (1655979), 415277 states have internal predecessors, (1655979), 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 11:29:53,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415278 states to 415278 states and 1655979 transitions. [2022-01-18 11:29:53,576 INFO L78 Accepts]: Start accepts. Automaton has 415278 states and 1655979 transitions. Word has length 191 [2022-01-18 11:29:53,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:29:53,577 INFO L470 AbstractCegarLoop]: Abstraction has 415278 states and 1655979 transitions. [2022-01-18 11:29:53,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:29:53,577 INFO L276 IsEmpty]: Start isEmpty. Operand 415278 states and 1655979 transitions. [2022-01-18 11:29:56,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-01-18 11:29:56,105 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:29:56,105 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:29:56,105 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-01-18 11:29:56,105 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:29:56,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:29:56,106 INFO L85 PathProgramCache]: Analyzing trace with hash 2088355915, now seen corresponding path program 2 times [2022-01-18 11:29:56,106 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:29:56,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517555196] [2022-01-18 11:29:56,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:29:56,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:29:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:29:56,208 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 11:29:56,209 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:29:56,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517555196] [2022-01-18 11:29:56,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517555196] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:29:56,209 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:29:56,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:29:56,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107442035] [2022-01-18 11:29:56,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:29:56,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:29:56,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:29:56,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:29:56,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:29:56,210 INFO L87 Difference]: Start difference. First operand 415278 states and 1655979 transitions. Second operand has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:30:01,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:30:01,741 INFO L93 Difference]: Finished difference Result 466206 states and 1847041 transitions. [2022-01-18 11:30:01,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:30:01,742 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 191 [2022-01-18 11:30:01,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:30:06,948 INFO L225 Difference]: With dead ends: 466206 [2022-01-18 11:30:06,948 INFO L226 Difference]: Without dead ends: 462480 [2022-01-18 11:30:06,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-01-18 11:30:06,949 INFO L933 BasicCegarLoop]: 477 mSDtfsCounter, 300 mSDsluCounter, 733 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 1192 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:30:06,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [300 Valid, 1192 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:30:08,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462480 states. [2022-01-18 11:30:20,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462480 to 415899. [2022-01-18 11:30:22,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415899 states, 415898 states have (on average 3.9864269604566505) internal successors, (1657947), 415898 states have internal predecessors, (1657947), 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 11:30:26,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415899 states to 415899 states and 1657947 transitions. [2022-01-18 11:30:26,568 INFO L78 Accepts]: Start accepts. Automaton has 415899 states and 1657947 transitions. Word has length 191 [2022-01-18 11:30:26,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:30:26,569 INFO L470 AbstractCegarLoop]: Abstraction has 415899 states and 1657947 transitions. [2022-01-18 11:30:26,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:30:26,569 INFO L276 IsEmpty]: Start isEmpty. Operand 415899 states and 1657947 transitions. [2022-01-18 11:30:28,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-01-18 11:30:28,907 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:30:28,907 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:30:28,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-01-18 11:30:28,907 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:30:28,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:30:28,907 INFO L85 PathProgramCache]: Analyzing trace with hash -536535353, now seen corresponding path program 3 times [2022-01-18 11:30:28,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:30:28,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923333311] [2022-01-18 11:30:28,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:30:28,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:30:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:30:28,981 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 11:30:28,981 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:30:28,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923333311] [2022-01-18 11:30:28,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923333311] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:30:28,981 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:30:28,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:30:28,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331745766] [2022-01-18 11:30:28,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:30:28,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:30:28,982 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:30:28,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:30:28,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:30:28,982 INFO L87 Difference]: Start difference. First operand 415899 states and 1657947 transitions. Second operand has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:30:33,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:30:33,136 INFO L93 Difference]: Finished difference Result 468900 states and 1852812 transitions. [2022-01-18 11:30:33,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:30:33,137 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 191 [2022-01-18 11:30:33,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:30:36,322 INFO L225 Difference]: With dead ends: 468900 [2022-01-18 11:30:36,323 INFO L226 Difference]: Without dead ends: 461859 [2022-01-18 11:30:36,323 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:30:36,323 INFO L933 BasicCegarLoop]: 444 mSDtfsCounter, 307 mSDsluCounter, 616 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 1046 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:30:36,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [307 Valid, 1046 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:30:37,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461859 states. [2022-01-18 11:30:51,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461859 to 415278. [2022-01-18 11:30:52,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415278 states, 415277 states have (on average 3.985323049434474) internal successors, (1655013), 415277 states have internal predecessors, (1655013), 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 11:30:55,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415278 states to 415278 states and 1655013 transitions. [2022-01-18 11:30:55,565 INFO L78 Accepts]: Start accepts. Automaton has 415278 states and 1655013 transitions. Word has length 191 [2022-01-18 11:30:55,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:30:55,565 INFO L470 AbstractCegarLoop]: Abstraction has 415278 states and 1655013 transitions. [2022-01-18 11:30:55,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:30:55,565 INFO L276 IsEmpty]: Start isEmpty. Operand 415278 states and 1655013 transitions. [2022-01-18 11:30:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-01-18 11:30:57,366 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:30:57,366 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:30:57,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-01-18 11:30:57,367 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:30:57,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:30:57,367 INFO L85 PathProgramCache]: Analyzing trace with hash 50674823, now seen corresponding path program 4 times [2022-01-18 11:30:57,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:30:57,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200282499] [2022-01-18 11:30:57,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:30:57,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:30:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:30:57,406 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 11:30:57,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:30:57,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200282499] [2022-01-18 11:30:57,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200282499] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:30:57,407 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:30:57,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:30:57,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531044759] [2022-01-18 11:30:57,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:30:57,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:30:57,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:30:57,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:30:57,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:30:57,407 INFO L87 Difference]: Start difference. First operand 415278 states and 1655013 transitions. Second operand has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:31:01,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:31:01,614 INFO L93 Difference]: Finished difference Result 470142 states and 1857024 transitions. [2022-01-18 11:31:01,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:31:01,614 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 191 [2022-01-18 11:31:01,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:31:04,848 INFO L225 Difference]: With dead ends: 470142 [2022-01-18 11:31:04,848 INFO L226 Difference]: Without dead ends: 463722 [2022-01-18 11:31:04,848 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:31:04,849 INFO L933 BasicCegarLoop]: 477 mSDtfsCounter, 331 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:31:04,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [331 Valid, 883 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:31:06,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463722 states. [2022-01-18 11:31:18,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463722 to 380608. [2022-01-18 11:31:19,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380608 states, 380607 states have (on average 3.992325417031216) internal successors, (1519507), 380607 states have internal predecessors, (1519507), 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 11:31:23,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380608 states to 380608 states and 1519507 transitions. [2022-01-18 11:31:23,802 INFO L78 Accepts]: Start accepts. Automaton has 380608 states and 1519507 transitions. Word has length 191 [2022-01-18 11:31:23,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:31:23,802 INFO L470 AbstractCegarLoop]: Abstraction has 380608 states and 1519507 transitions. [2022-01-18 11:31:23,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:31:23,803 INFO L276 IsEmpty]: Start isEmpty. Operand 380608 states and 1519507 transitions. [2022-01-18 11:31:25,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-01-18 11:31:25,046 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:31:25,047 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:31:25,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-01-18 11:31:25,047 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:31:25,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:31:25,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1028581319, now seen corresponding path program 5 times [2022-01-18 11:31:25,047 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:31:25,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143046310] [2022-01-18 11:31:25,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:31:25,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:31:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:31:25,104 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 11:31:25,104 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:31:25,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143046310] [2022-01-18 11:31:25,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143046310] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:31:25,104 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:31:25,104 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:31:25,104 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264923383] [2022-01-18 11:31:25,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:31:25,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:31:25,105 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:31:25,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:31:25,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:31:25,106 INFO L87 Difference]: Start difference. First operand 380608 states and 1519507 transitions. Second operand has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:31:29,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:31:29,502 INFO L93 Difference]: Finished difference Result 431036 states and 1703909 transitions. [2022-01-18 11:31:29,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:31:29,503 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 191 [2022-01-18 11:31:29,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:31:32,550 INFO L225 Difference]: With dead ends: 431036 [2022-01-18 11:31:32,550 INFO L226 Difference]: Without dead ends: 424616 [2022-01-18 11:31:32,550 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:31:32,551 INFO L933 BasicCegarLoop]: 441 mSDtfsCounter, 265 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 915 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:31:32,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [265 Valid, 915 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:31:33,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424616 states. [2022-01-18 11:31:43,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424616 to 381104. [2022-01-18 11:31:44,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381104 states, 381103 states have (on average 3.991485241522633) internal successors, (1521167), 381103 states have internal predecessors, (1521167), 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 11:31:48,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381104 states to 381104 states and 1521167 transitions. [2022-01-18 11:31:48,459 INFO L78 Accepts]: Start accepts. Automaton has 381104 states and 1521167 transitions. Word has length 191 [2022-01-18 11:31:48,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:31:48,459 INFO L470 AbstractCegarLoop]: Abstraction has 381104 states and 1521167 transitions. [2022-01-18 11:31:48,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:31:48,459 INFO L276 IsEmpty]: Start isEmpty. Operand 381104 states and 1521167 transitions. [2022-01-18 11:31:50,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-01-18 11:31:50,450 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:31:50,450 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:31:50,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-01-18 11:31:50,450 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:31:50,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:31:50,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1689468653, now seen corresponding path program 6 times [2022-01-18 11:31:50,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:31:50,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506359388] [2022-01-18 11:31:50,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:31:50,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:31:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:31:50,525 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 11:31:50,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:31:50,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506359388] [2022-01-18 11:31:50,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506359388] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:31:50,525 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:31:50,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:31:50,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72006374] [2022-01-18 11:31:50,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:31:50,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:31:50,526 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:31:50,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:31:50,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:31:50,527 INFO L87 Difference]: Start difference. First operand 381104 states and 1521167 transitions. Second operand has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:31:55,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:31:55,320 INFO L93 Difference]: Finished difference Result 386087 states and 1538317 transitions. [2022-01-18 11:31:55,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:31:55,321 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 191 [2022-01-18 11:31:55,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:31:57,408 INFO L225 Difference]: With dead ends: 386087 [2022-01-18 11:31:57,408 INFO L226 Difference]: Without dead ends: 382615 [2022-01-18 11:31:57,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-01-18 11:31:57,409 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 207 mSDsluCounter, 884 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 1267 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:31:57,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [207 Valid, 1267 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:31:58,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382615 states. [2022-01-18 11:32:08,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382615 to 380608. [2022-01-18 11:32:08,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380608 states, 380607 states have (on average 3.990370644785829) internal successors, (1518763), 380607 states have internal predecessors, (1518763), 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 11:32:12,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380608 states to 380608 states and 1518763 transitions. [2022-01-18 11:32:12,442 INFO L78 Accepts]: Start accepts. Automaton has 380608 states and 1518763 transitions. Word has length 191 [2022-01-18 11:32:12,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:32:12,442 INFO L470 AbstractCegarLoop]: Abstraction has 380608 states and 1518763 transitions. [2022-01-18 11:32:12,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:32:12,443 INFO L276 IsEmpty]: Start isEmpty. Operand 380608 states and 1518763 transitions. [2022-01-18 11:32:14,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-01-18 11:32:14,115 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:32:14,115 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:32:14,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-01-18 11:32:14,116 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:32:14,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:32:14,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1336075743, now seen corresponding path program 7 times [2022-01-18 11:32:14,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:32:14,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302463184] [2022-01-18 11:32:14,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:32:14,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:32:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:32:14,208 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 11:32:14,209 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:32:14,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302463184] [2022-01-18 11:32:14,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302463184] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:32:14,209 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:32:14,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:32:14,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241923220] [2022-01-18 11:32:14,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:32:14,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:32:14,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:32:14,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:32:14,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:32:14,210 INFO L87 Difference]: Start difference. First operand 380608 states and 1518763 transitions. Second operand has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:32:19,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:32:19,522 INFO L93 Difference]: Finished difference Result 445627 states and 1758453 transitions. [2022-01-18 11:32:19,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:32:19,533 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 191 [2022-01-18 11:32:19,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:32:24,129 INFO L225 Difference]: With dead ends: 445627 [2022-01-18 11:32:24,129 INFO L226 Difference]: Without dead ends: 441901 [2022-01-18 11:32:24,129 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-01-18 11:32:24,129 INFO L933 BasicCegarLoop]: 467 mSDtfsCounter, 238 mSDsluCounter, 981 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 1428 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:32:24,130 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [238 Valid, 1428 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:32:24,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441901 states. [2022-01-18 11:32:36,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441901 to 380608. [2022-01-18 11:32:37,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380608 states, 380607 states have (on average 3.988739040532623) internal successors, (1518142), 380607 states have internal predecessors, (1518142), 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 11:32:41,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380608 states to 380608 states and 1518142 transitions. [2022-01-18 11:32:41,246 INFO L78 Accepts]: Start accepts. Automaton has 380608 states and 1518142 transitions. Word has length 191 [2022-01-18 11:32:41,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:32:41,251 INFO L470 AbstractCegarLoop]: Abstraction has 380608 states and 1518142 transitions. [2022-01-18 11:32:41,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:32:41,251 INFO L276 IsEmpty]: Start isEmpty. Operand 380608 states and 1518142 transitions. [2022-01-18 11:32:43,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-01-18 11:32:43,739 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:32:43,740 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:32:43,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-01-18 11:32:43,740 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:32:43,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:32:43,741 INFO L85 PathProgramCache]: Analyzing trace with hash 118274205, now seen corresponding path program 8 times [2022-01-18 11:32:43,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:32:43,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082936977] [2022-01-18 11:32:43,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:32:43,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:32:43,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:32:43,797 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 11:32:43,798 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:32:43,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082936977] [2022-01-18 11:32:43,798 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082936977] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:32:43,798 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:32:43,798 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:32:43,798 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321627376] [2022-01-18 11:32:43,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:32:43,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:32:43,798 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:32:43,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:32:43,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:32:43,799 INFO L87 Difference]: Start difference. First operand 380608 states and 1518142 transitions. Second operand has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:32:48,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:32:48,961 INFO L93 Difference]: Finished difference Result 448321 states and 1764224 transitions. [2022-01-18 11:32:48,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:32:48,962 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 191 [2022-01-18 11:32:48,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:32:51,934 INFO L225 Difference]: With dead ends: 448321 [2022-01-18 11:32:51,935 INFO L226 Difference]: Without dead ends: 441280 [2022-01-18 11:32:51,935 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:32:51,935 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 268 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 1095 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:32:51,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [268 Valid, 1095 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:32:53,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441280 states. [2022-01-18 11:33:03,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441280 to 379987. [2022-01-18 11:33:05,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379987 states, 379986 states have (on average 3.9900154216207966) internal successors, (1516150), 379986 states have internal predecessors, (1516150), 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 11:33:08,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379987 states to 379987 states and 1516150 transitions. [2022-01-18 11:33:08,585 INFO L78 Accepts]: Start accepts. Automaton has 379987 states and 1516150 transitions. Word has length 191 [2022-01-18 11:33:08,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:33:08,585 INFO L470 AbstractCegarLoop]: Abstraction has 379987 states and 1516150 transitions. [2022-01-18 11:33:08,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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 11:33:08,585 INFO L276 IsEmpty]: Start isEmpty. Operand 379987 states and 1516150 transitions. [2022-01-18 11:33:10,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-01-18 11:33:10,814 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:33:10,814 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:33:10,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-01-18 11:33:10,814 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-01-18 11:33:10,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:33:10,815 INFO L85 PathProgramCache]: Analyzing trace with hash -348746617, now seen corresponding path program 9 times [2022-01-18 11:33:10,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:33:10,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062042320] [2022-01-18 11:33:10,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:33:10,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:33:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:33:10,896 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 11:33:10,896 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:33:10,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062042320] [2022-01-18 11:33:10,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062042320] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:33:10,896 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:33:10,896 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:33:10,896 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331939846] [2022-01-18 11:33:10,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:33:10,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:33:10,897 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:33:10,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:33:10,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:33:10,898 INFO L87 Difference]: Start difference. First operand 379987 states and 1516150 transitions. Second operand has 5 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 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) Received shutdown request... [2022-01-18 11:33:12,777 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 11:33:12,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:33:12,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-01-18 11:33:12,800 INFO L933 BasicCegarLoop]: 422 mSDtfsCounter, 300 mSDsluCounter, 742 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 1151 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:33:12,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [300 Valid, 1151 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:33:12,802 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-01-18 11:33:12,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-01-18 11:33:12,803 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (379987states) and FLOYD_HOARE automaton (currently 5 states, 5 states before enhancement),while ReachableStatesComputation was computing reachable states (196609 states constructed, input type IntersectNwa). [2022-01-18 11:33:12,804 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-01-18 11:33:12,804 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-01-18 11:33:12,804 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-01-18 11:33:12,807 INFO L732 BasicCegarLoop]: Path program histogram: [9, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:33:12,817 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-18 11:33:12,817 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-18 11:33:12,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.01 11:33:12 BasicIcfg [2022-01-18 11:33:12,818 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-18 11:33:12,818 INFO L158 Benchmark]: Toolchain (without parser) took 526970.90ms. Allocated memory was 356.5MB in the beginning and 16.0GB in the end (delta: 15.6GB). Free memory was 307.0MB in the beginning and 9.7GB in the end (delta: -9.4GB). Peak memory consumption was 6.6GB. Max. memory is 16.0GB. [2022-01-18 11:33:12,818 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 356.5MB. Free memory is still 323.3MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 11:33:12,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.04ms. Allocated memory is still 356.5MB. Free memory was 306.8MB in the beginning and 327.9MB in the end (delta: -21.1MB). Peak memory consumption was 19.3MB. Max. memory is 16.0GB. [2022-01-18 11:33:12,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.50ms. Allocated memory is still 356.5MB. Free memory was 327.9MB in the beginning and 325.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 11:33:12,819 INFO L158 Benchmark]: Boogie Preprocessor took 19.84ms. Allocated memory is still 356.5MB. Free memory was 325.8MB in the beginning and 324.2MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2022-01-18 11:33:12,819 INFO L158 Benchmark]: RCFGBuilder took 422.76ms. Allocated memory is still 356.5MB. Free memory was 324.2MB in the beginning and 302.7MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. [2022-01-18 11:33:12,819 INFO L158 Benchmark]: TraceAbstraction took 526299.17ms. Allocated memory was 356.5MB in the beginning and 16.0GB in the end (delta: 15.6GB). Free memory was 302.2MB in the beginning and 9.7GB in the end (delta: -9.4GB). Peak memory consumption was 6.6GB. Max. memory is 16.0GB. [2022-01-18 11:33:12,820 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 356.5MB. Free memory is still 323.3MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 201.04ms. Allocated memory is still 356.5MB. Free memory was 306.8MB in the beginning and 327.9MB in the end (delta: -21.1MB). Peak memory consumption was 19.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 24.50ms. Allocated memory is still 356.5MB. Free memory was 327.9MB in the beginning and 325.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 19.84ms. Allocated memory is still 356.5MB. Free memory was 325.8MB in the beginning and 324.2MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * RCFGBuilder took 422.76ms. Allocated memory is still 356.5MB. Free memory was 324.2MB in the beginning and 302.7MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. * TraceAbstraction took 526299.17ms. Allocated memory was 356.5MB in the beginning and 16.0GB in the end (delta: 15.6GB). Free memory was 302.2MB in the beginning and 9.7GB in the end (delta: -9.4GB). Peak memory consumption was 6.6GB. 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: 128]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (379987states) and FLOYD_HOARE automaton (currently 5 states, 5 states before enhancement),while ReachableStatesComputation was computing reachable states (196609 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 121]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (379987states) and FLOYD_HOARE automaton (currently 5 states, 5 states before enhancement),while ReachableStatesComputation was computing reachable states (196609 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 120]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (379987states) and FLOYD_HOARE automaton (currently 5 states, 5 states before enhancement),while ReachableStatesComputation was computing reachable states (196609 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 122]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (379987states) and FLOYD_HOARE automaton (currently 5 states, 5 states before enhancement),while ReachableStatesComputation was computing reachable states (196609 states constructed, input type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 404 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 526.1s, OverallIterations: 26, TraceHistogramMax: 1, PathProgramHistogramMax: 9, EmptinessCheckTime: 33.8s, AutomataDifference: 165.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.9s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9752 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9752 mSDsluCounter, 34758 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24113 mSDsCounter, 59 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2599 IncrementalHoareTripleChecker+Invalid, 2658 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 59 mSolverCounterUnsat, 11182 mSDtfsCounter, 2599 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 583 GetRequests, 433 SyntacticMatches, 2 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=415899occurred in iteration=19, InterpolantAutomatonStates: 149, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 318.2s AutomataMinimizationTime, 25 MinimizatonAttempts, 965401 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 5036 NumberOfCodeBlocks, 5036 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 5199 ConstructedInterpolants, 0 QuantifiedInterpolants, 9245 SizeOfPredicates, 14 NumberOfNonLiveVariables, 438 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 28 InterpolantComputations, 26 PerfectInterpolantSequences, 10/12 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 [2022-01-18 11:33:12,865 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 !SESSION 2022-01-18 11:24:23.143 ----------------------------------------------- eclipse.buildId=unknown java.version=11.0.12 java.vendor=Debian BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -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-word-trans.wvr.c Command-line arguments: -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-word-trans.wvr.c !ENTRY org.eclipse.osgi 4 0 2022-01-18 11:33:13.074 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33f904124/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33f904124/.metadata/.log.