/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/stack_longest-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 21:24:47,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 21:24:47,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 21:24:47,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 21:24:47,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 21:24:47,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 21:24:47,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 21:24:47,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 21:24:47,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 21:24:47,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 21:24:47,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 21:24:47,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2022-02-10 21:24:47,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 21:24:47,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 21:24:47,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 21:24:47,228 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.epf [2022-02-10 21:24:47,256 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 21:24:47,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 21:24:47,256 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 21:24:47,257 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 21:24:47,257 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 21:24:47,257 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 21:24:47,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 21:24:47,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 21:24:47,258 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 21:24:47,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 21:24:47,259 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 21:24:47,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 21:24:47,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 21:24:47,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 21:24:47,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 21:24:47,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 21:24:47,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 21:24:47,259 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 21:24:47,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 21:24:47,259 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 21:24:47,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 21:24:47,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 21:24:47,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 21:24:47,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 21:24:47,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 21:24:47,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:24:47,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 21:24:47,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 21:24:47,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 21:24:47,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 21:24:47,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 21:24:47,260 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 21:24:47,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 21:24:47,261 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 21:24:47,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 21:24:47,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 21:24:47,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 21:24:47,488 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 21:24:47,489 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 21:24:47,490 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longest-1.i [2022-02-10 21:24:47,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5cc5daa7/7b8fdfd558124a5ba00d9c9dd058af8d/FLAG6329fdd4f [2022-02-10 21:24:47,924 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 21:24:47,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i [2022-02-10 21:24:47,944 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5cc5daa7/7b8fdfd558124a5ba00d9c9dd058af8d/FLAG6329fdd4f [2022-02-10 21:24:48,293 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5cc5daa7/7b8fdfd558124a5ba00d9c9dd058af8d [2022-02-10 21:24:48,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 21:24:48,296 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 21:24:48,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 21:24:48,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 21:24:48,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 21:24:48,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:48,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@339197d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48, skipping insertion in model container [2022-02-10 21:24:48,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:48,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 21:24:48,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 21:24:48,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i[41530,41543] [2022-02-10 21:24:48,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:24:48,801 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 21:24:48,837 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i[41530,41543] [2022-02-10 21:24:48,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:24:48,889 INFO L208 MainTranslator]: Completed translation [2022-02-10 21:24:48,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48 WrapperNode [2022-02-10 21:24:48,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 21:24:48,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 21:24:48,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 21:24:48,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 21:24:48,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:48,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:48,944 INFO L137 Inliner]: procedures = 277, calls = 41, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 157 [2022-02-10 21:24:48,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 21:24:48,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 21:24:48,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 21:24:48,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 21:24:48,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:48,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:48,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:48,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:48,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:48,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:48,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:48,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 21:24:48,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 21:24:48,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 21:24:48,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 21:24:48,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48" (1/1) ... [2022-02-10 21:24:49,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:24:49,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:24:49,036 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) [2022-02-10 21:24:49,053 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 [2022-02-10 21:24:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-02-10 21:24:49,068 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-02-10 21:24:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-02-10 21:24:49,068 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-02-10 21:24:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 21:24:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 21:24:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 21:24:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 21:24:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 21:24:49,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 21:24:49,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 21:24:49,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 21:24:49,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 21:24:49,073 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 21:24:49,202 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 21:24:49,203 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 21:24:49,471 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 21:24:49,478 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 21:24:49,478 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-10 21:24:49,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:24:49 BoogieIcfgContainer [2022-02-10 21:24:49,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 21:24:49,481 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 21:24:49,481 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 21:24:49,489 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 21:24:49,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 09:24:48" (1/3) ... [2022-02-10 21:24:49,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a9da412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:24:49, skipping insertion in model container [2022-02-10 21:24:49,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:24:48" (2/3) ... [2022-02-10 21:24:49,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a9da412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:24:49, skipping insertion in model container [2022-02-10 21:24:49,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:24:49" (3/3) ... [2022-02-10 21:24:49,492 INFO L112 eAbstractionObserver]: Analyzing ICFG stack_longest-1.i [2022-02-10 21:24:49,496 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 21:24:49,496 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 21:24:49,496 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-10 21:24:49,497 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 21:24:49,544 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,544 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,544 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,544 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,544 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,545 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,545 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,545 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,545 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,545 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,545 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,545 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,545 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,546 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,546 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,546 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,546 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,546 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,547 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,547 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,547 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,547 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,547 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,547 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,547 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,548 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,548 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,548 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,548 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,548 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,548 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,548 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,548 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,548 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,549 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,549 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,549 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,549 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,549 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,550 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,550 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,550 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,550 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,550 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,550 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,550 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,550 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,551 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,551 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,551 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,553 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,553 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,553 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,554 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,555 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,555 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,555 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,555 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,555 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,556 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,556 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,556 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,556 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,556 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,556 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,557 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,557 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,557 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,557 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,557 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,559 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,559 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,559 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,559 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,559 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,559 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,560 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,560 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,563 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,563 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,563 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,564 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,564 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,564 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,564 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,564 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,564 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,564 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,565 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,565 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,565 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,565 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,565 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,565 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,565 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,566 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,566 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,566 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,566 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,566 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,567 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,567 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,567 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,567 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,568 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,568 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,568 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,568 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,568 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,568 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,568 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,568 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,568 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,568 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,569 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,569 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,569 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,569 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,569 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,569 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,570 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,570 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,570 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,570 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,570 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,570 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,570 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,570 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,571 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,571 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,571 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,571 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,571 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,571 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,571 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,571 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,572 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,572 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,572 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,572 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,572 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,573 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,573 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,573 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,573 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,573 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,573 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,573 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,573 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,574 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,574 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,574 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,574 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,574 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,574 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,574 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,575 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,575 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,575 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,575 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,575 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,575 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,576 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,576 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,576 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,576 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,576 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,576 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,576 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,576 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,576 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,577 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,577 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,577 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,577 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,577 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,577 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,577 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,577 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,577 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,578 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,578 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,578 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,578 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,578 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,578 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,578 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,578 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,578 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,578 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,578 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,579 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,579 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,579 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,583 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,583 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,583 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,583 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,583 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,584 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,584 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,584 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,584 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,584 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,584 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,586 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,588 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,588 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,589 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,589 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,589 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,589 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,589 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,589 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,589 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,589 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,590 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,590 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,591 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,592 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,596 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,597 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,597 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,597 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,598 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,598 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,600 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,600 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,600 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,600 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,601 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,601 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,601 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,601 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,601 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,601 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,601 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,601 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,601 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,602 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,602 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,602 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,602 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,602 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,602 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,602 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,602 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,602 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,602 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,603 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,603 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,603 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,603 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,603 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,603 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,604 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,604 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,604 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,604 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,604 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,604 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,604 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,605 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,605 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,605 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,605 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,607 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,607 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,607 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,608 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,608 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,608 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,608 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,608 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,608 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,608 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,608 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,608 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,608 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,609 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,609 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,609 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,609 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,609 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,609 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,609 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,609 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,609 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,609 WARN L322 ript$VariableManager]: TermVariable |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,616 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,616 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,616 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,616 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,616 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,616 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,616 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,617 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,617 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,617 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,617 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,617 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,617 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,617 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,617 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,617 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,617 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,618 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,618 WARN L322 ript$VariableManager]: TermVariable |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:24:49,628 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-10 21:24:49,659 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 21:24:49,663 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 [2022-02-10 21:24:49,663 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-10 21:24:49,675 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 178 places, 181 transitions, 378 flow [2022-02-10 21:24:50,142 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 13965 states, 13962 states have (on average 2.852313422145824) internal successors, (39824), 13964 states have internal predecessors, (39824), 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) [2022-02-10 21:24:50,180 INFO L276 IsEmpty]: Start isEmpty. Operand has 13965 states, 13962 states have (on average 2.852313422145824) internal successors, (39824), 13964 states have internal predecessors, (39824), 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) [2022-02-10 21:24:50,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-02-10 21:24:50,211 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:50,212 INFO L515 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] [2022-02-10 21:24:50,212 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:50,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:50,216 INFO L85 PathProgramCache]: Analyzing trace with hash 157162230, now seen corresponding path program 1 times [2022-02-10 21:24:50,228 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:50,228 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711042622] [2022-02-10 21:24:50,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:50,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:50,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:50,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:50,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711042622] [2022-02-10 21:24:50,539 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711042622] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:50,539 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:50,539 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 21:24:50,541 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811670492] [2022-02-10 21:24:50,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:50,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 21:24:50,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:50,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 21:24:50,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:24:50,602 INFO L87 Difference]: Start difference. First operand has 13965 states, 13962 states have (on average 2.852313422145824) internal successors, (39824), 13964 states have internal predecessors, (39824), 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 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2022-02-10 21:24:50,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:50,910 INFO L93 Difference]: Finished difference Result 19811 states and 54804 transitions. [2022-02-10 21:24:50,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 21:24:50,912 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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 64 [2022-02-10 21:24:50,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:51,029 INFO L225 Difference]: With dead ends: 19811 [2022-02-10 21:24:51,030 INFO L226 Difference]: Without dead ends: 19787 [2022-02-10 21:24:51,034 INFO L933 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 [2022-02-10 21:24:51,038 INFO L934 BasicCegarLoop]: 152 mSDtfsCounter, 72 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:51,039 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 278 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 21:24:51,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19787 states. [2022-02-10 21:24:51,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19787 to 16867. [2022-02-10 21:24:51,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16867 states, 16863 states have (on average 2.7911996679119966) internal successors, (47068), 16866 states have internal predecessors, (47068), 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) [2022-02-10 21:24:51,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16867 states to 16867 states and 47068 transitions. [2022-02-10 21:24:51,706 INFO L78 Accepts]: Start accepts. Automaton has 16867 states and 47068 transitions. Word has length 64 [2022-02-10 21:24:51,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:51,708 INFO L470 AbstractCegarLoop]: Abstraction has 16867 states and 47068 transitions. [2022-02-10 21:24:51,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2022-02-10 21:24:51,710 INFO L276 IsEmpty]: Start isEmpty. Operand 16867 states and 47068 transitions. [2022-02-10 21:24:51,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-02-10 21:24:51,721 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:51,721 INFO L515 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] [2022-02-10 21:24:51,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 21:24:51,722 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:51,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:51,723 INFO L85 PathProgramCache]: Analyzing trace with hash 443184425, now seen corresponding path program 1 times [2022-02-10 21:24:51,724 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:51,724 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348721889] [2022-02-10 21:24:51,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:51,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:51,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:51,837 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:51,837 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348721889] [2022-02-10 21:24:51,837 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348721889] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:51,838 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:51,838 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 21:24:51,838 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960244841] [2022-02-10 21:24:51,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:51,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 21:24:51,839 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:51,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 21:24:51,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:24:51,839 INFO L87 Difference]: Start difference. First operand 16867 states and 47068 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-02-10 21:24:52,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:52,027 INFO L93 Difference]: Finished difference Result 15266 states and 41970 transitions. [2022-02-10 21:24:52,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 21:24:52,027 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 68 [2022-02-10 21:24:52,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:52,071 INFO L225 Difference]: With dead ends: 15266 [2022-02-10 21:24:52,072 INFO L226 Difference]: Without dead ends: 15033 [2022-02-10 21:24:52,074 INFO L933 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 [2022-02-10 21:24:52,074 INFO L934 BasicCegarLoop]: 156 mSDtfsCounter, 64 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:52,075 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [64 Valid, 295 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 21:24:52,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15033 states. [2022-02-10 21:24:52,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15033 to 14733. [2022-02-10 21:24:52,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14733 states, 14729 states have (on average 2.759657817910245) internal successors, (40647), 14732 states have internal predecessors, (40647), 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) [2022-02-10 21:24:52,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14733 states to 14733 states and 40647 transitions. [2022-02-10 21:24:52,565 INFO L78 Accepts]: Start accepts. Automaton has 14733 states and 40647 transitions. Word has length 68 [2022-02-10 21:24:52,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:52,567 INFO L470 AbstractCegarLoop]: Abstraction has 14733 states and 40647 transitions. [2022-02-10 21:24:52,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-02-10 21:24:52,568 INFO L276 IsEmpty]: Start isEmpty. Operand 14733 states and 40647 transitions. [2022-02-10 21:24:52,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-02-10 21:24:52,573 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:52,573 INFO L515 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] [2022-02-10 21:24:52,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 21:24:52,575 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:52,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:52,576 INFO L85 PathProgramCache]: Analyzing trace with hash -2134398008, now seen corresponding path program 1 times [2022-02-10 21:24:52,576 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:52,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329710395] [2022-02-10 21:24:52,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:52,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:52,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:52,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:52,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329710395] [2022-02-10 21:24:52,659 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329710395] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:52,659 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:52,659 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-10 21:24:52,660 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771219364] [2022-02-10 21:24:52,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:52,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-10 21:24:52,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:52,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-10 21:24:52,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-10 21:24:52,661 INFO L87 Difference]: Start difference. First operand 14733 states and 40647 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 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) [2022-02-10 21:24:52,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:52,830 INFO L93 Difference]: Finished difference Result 20969 states and 57785 transitions. [2022-02-10 21:24:52,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-10 21:24:52,830 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 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 77 [2022-02-10 21:24:52,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:53,103 INFO L225 Difference]: With dead ends: 20969 [2022-02-10 21:24:53,104 INFO L226 Difference]: Without dead ends: 20969 [2022-02-10 21:24:53,104 INFO L933 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 [2022-02-10 21:24:53,107 INFO L934 BasicCegarLoop]: 255 mSDtfsCounter, 163 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:53,108 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 595 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 21:24:53,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20969 states. [2022-02-10 21:24:53,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20969 to 15437. [2022-02-10 21:24:53,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15437 states, 15433 states have (on average 2.7602540011663317) internal successors, (42599), 15436 states have internal predecessors, (42599), 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) [2022-02-10 21:24:53,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15437 states to 15437 states and 42599 transitions. [2022-02-10 21:24:53,477 INFO L78 Accepts]: Start accepts. Automaton has 15437 states and 42599 transitions. Word has length 77 [2022-02-10 21:24:53,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:53,477 INFO L470 AbstractCegarLoop]: Abstraction has 15437 states and 42599 transitions. [2022-02-10 21:24:53,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 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) [2022-02-10 21:24:53,477 INFO L276 IsEmpty]: Start isEmpty. Operand 15437 states and 42599 transitions. [2022-02-10 21:24:53,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-02-10 21:24:53,487 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:53,487 INFO L515 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:24:53,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 21:24:53,488 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:53,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:53,488 INFO L85 PathProgramCache]: Analyzing trace with hash 2007153870, now seen corresponding path program 1 times [2022-02-10 21:24:53,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:53,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388859794] [2022-02-10 21:24:53,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:53,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:53,648 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:53,649 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:53,649 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388859794] [2022-02-10 21:24:53,649 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388859794] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 21:24:53,649 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [224553505] [2022-02-10 21:24:53,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:53,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 21:24:53,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:24:53,663 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) [2022-02-10 21:24:53,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-10 21:24:53,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:53,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-10 21:24:53,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 21:24:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:53,944 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 21:24:54,181 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:54,183 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [224553505] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 21:24:54,185 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-10 21:24:54,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-10 21:24:54,185 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484994344] [2022-02-10 21:24:54,185 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-10 21:24:54,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-10 21:24:54,187 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:54,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-10 21:24:54,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-10 21:24:54,189 INFO L87 Difference]: Start difference. First operand 15437 states and 42599 transitions. Second operand has 10 states, 10 states have (on average 25.2) internal successors, (252), 10 states have internal predecessors, (252), 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) [2022-02-10 21:24:54,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:54,416 INFO L93 Difference]: Finished difference Result 33671 states and 92777 transitions. [2022-02-10 21:24:54,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-10 21:24:54,416 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 25.2) internal successors, (252), 10 states have internal predecessors, (252), 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 107 [2022-02-10 21:24:54,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:54,513 INFO L225 Difference]: With dead ends: 33671 [2022-02-10 21:24:54,513 INFO L226 Difference]: Without dead ends: 33671 [2022-02-10 21:24:54,513 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2022-02-10 21:24:54,514 INFO L934 BasicCegarLoop]: 225 mSDtfsCounter, 792 mSDsluCounter, 973 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 792 SdHoareTripleChecker+Valid, 1185 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:54,514 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [792 Valid, 1185 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:24:54,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33671 states. [2022-02-10 21:24:55,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33671 to 28795. [2022-02-10 21:24:55,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28795 states, 28791 states have (on average 2.7868778437706228) internal successors, (80237), 28794 states have internal predecessors, (80237), 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) [2022-02-10 21:24:55,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28795 states to 28795 states and 80237 transitions. [2022-02-10 21:24:55,356 INFO L78 Accepts]: Start accepts. Automaton has 28795 states and 80237 transitions. Word has length 107 [2022-02-10 21:24:55,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:55,356 INFO L470 AbstractCegarLoop]: Abstraction has 28795 states and 80237 transitions. [2022-02-10 21:24:55,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 25.2) internal successors, (252), 10 states have internal predecessors, (252), 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) [2022-02-10 21:24:55,357 INFO L276 IsEmpty]: Start isEmpty. Operand 28795 states and 80237 transitions. [2022-02-10 21:24:55,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-02-10 21:24:55,368 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:55,368 INFO L515 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] [2022-02-10 21:24:55,385 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-02-10 21:24:55,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 21:24:55,586 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:55,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:55,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1845915090, now seen corresponding path program 1 times [2022-02-10 21:24:55,586 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:55,586 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506522301] [2022-02-10 21:24:55,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:55,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:55,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:55,643 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:55,643 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506522301] [2022-02-10 21:24:55,643 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506522301] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:55,643 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:55,643 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 21:24:55,643 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578095007] [2022-02-10 21:24:55,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:55,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 21:24:55,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:55,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 21:24:55,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:24:55,644 INFO L87 Difference]: Start difference. First operand 28795 states and 80237 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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) [2022-02-10 21:24:55,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:55,692 INFO L93 Difference]: Finished difference Result 11151 states and 29348 transitions. [2022-02-10 21:24:55,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 21:24:55,692 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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 111 [2022-02-10 21:24:55,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:55,713 INFO L225 Difference]: With dead ends: 11151 [2022-02-10 21:24:55,713 INFO L226 Difference]: Without dead ends: 11113 [2022-02-10 21:24:55,713 INFO L933 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 [2022-02-10 21:24:55,714 INFO L934 BasicCegarLoop]: 186 mSDtfsCounter, 114 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:55,714 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 242 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 21:24:55,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11113 states. [2022-02-10 21:24:56,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11113 to 10753. [2022-02-10 21:24:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10753 states, 10749 states have (on average 2.625918690110708) internal successors, (28226), 10752 states have internal predecessors, (28226), 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) [2022-02-10 21:24:56,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10753 states to 10753 states and 28226 transitions. [2022-02-10 21:24:56,139 INFO L78 Accepts]: Start accepts. Automaton has 10753 states and 28226 transitions. Word has length 111 [2022-02-10 21:24:56,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:56,140 INFO L470 AbstractCegarLoop]: Abstraction has 10753 states and 28226 transitions. [2022-02-10 21:24:56,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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) [2022-02-10 21:24:56,140 INFO L276 IsEmpty]: Start isEmpty. Operand 10753 states and 28226 transitions. [2022-02-10 21:24:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-02-10 21:24:56,147 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:56,147 INFO L515 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] [2022-02-10 21:24:56,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 21:24:56,148 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:56,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:56,148 INFO L85 PathProgramCache]: Analyzing trace with hash -839469681, now seen corresponding path program 1 times [2022-02-10 21:24:56,148 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:56,148 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519345904] [2022-02-10 21:24:56,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:56,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:56,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:56,213 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:56,213 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519345904] [2022-02-10 21:24:56,213 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519345904] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:56,213 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:56,213 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:24:56,213 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670501655] [2022-02-10 21:24:56,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:56,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:24:56,214 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:56,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:24:56,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:24:56,214 INFO L87 Difference]: Start difference. First operand 10753 states and 28226 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 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) [2022-02-10 21:24:56,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:56,413 INFO L93 Difference]: Finished difference Result 13371 states and 35003 transitions. [2022-02-10 21:24:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-10 21:24:56,414 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 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 112 [2022-02-10 21:24:56,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:56,434 INFO L225 Difference]: With dead ends: 13371 [2022-02-10 21:24:56,434 INFO L226 Difference]: Without dead ends: 13371 [2022-02-10 21:24:56,434 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-02-10 21:24:56,435 INFO L934 BasicCegarLoop]: 238 mSDtfsCounter, 197 mSDsluCounter, 973 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 1193 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:56,435 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [197 Valid, 1193 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:24:56,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13371 states. [2022-02-10 21:24:56,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13371 to 11320. [2022-02-10 21:24:56,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11320 states, 11316 states have (on average 2.619211735595617) internal successors, (29639), 11319 states have internal predecessors, (29639), 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) [2022-02-10 21:24:56,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11320 states to 11320 states and 29639 transitions. [2022-02-10 21:24:56,620 INFO L78 Accepts]: Start accepts. Automaton has 11320 states and 29639 transitions. Word has length 112 [2022-02-10 21:24:56,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:56,620 INFO L470 AbstractCegarLoop]: Abstraction has 11320 states and 29639 transitions. [2022-02-10 21:24:56,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 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) [2022-02-10 21:24:56,620 INFO L276 IsEmpty]: Start isEmpty. Operand 11320 states and 29639 transitions. [2022-02-10 21:24:56,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 21:24:56,629 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:56,629 INFO L515 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] [2022-02-10 21:24:56,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 21:24:56,629 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:56,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:56,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1544842813, now seen corresponding path program 1 times [2022-02-10 21:24:56,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:56,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952848496] [2022-02-10 21:24:56,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:56,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:57,220 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:57,220 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952848496] [2022-02-10 21:24:57,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952848496] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:57,220 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:57,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-02-10 21:24:57,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558848473] [2022-02-10 21:24:57,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:57,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-10 21:24:57,221 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:57,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-10 21:24:57,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2022-02-10 21:24:57,221 INFO L87 Difference]: Start difference. First operand 11320 states and 29639 transitions. Second operand has 24 states, 24 states have (on average 5.25) internal successors, (126), 24 states have internal predecessors, (126), 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) [2022-02-10 21:24:58,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:24:58,452 INFO L93 Difference]: Finished difference Result 18986 states and 50004 transitions. [2022-02-10 21:24:58,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 21:24:58,452 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 5.25) internal successors, (126), 24 states have internal predecessors, (126), 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 126 [2022-02-10 21:24:58,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:24:58,484 INFO L225 Difference]: With dead ends: 18986 [2022-02-10 21:24:58,484 INFO L226 Difference]: Without dead ends: 18986 [2022-02-10 21:24:58,485 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 433 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=280, Invalid=1790, Unknown=0, NotChecked=0, Total=2070 [2022-02-10 21:24:58,486 INFO L934 BasicCegarLoop]: 482 mSDtfsCounter, 1006 mSDsluCounter, 6310 mSDsCounter, 0 mSdLazyCounter, 1445 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 6612 SdHoareTripleChecker+Invalid, 1451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 21:24:58,486 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1006 Valid, 6612 Invalid, 1451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1445 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 21:24:58,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18986 states. [2022-02-10 21:24:58,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18986 to 13183. [2022-02-10 21:24:58,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13183 states, 13179 states have (on average 2.6221261097200093) internal successors, (34557), 13182 states have internal predecessors, (34557), 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) [2022-02-10 21:24:58,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13183 states to 13183 states and 34557 transitions. [2022-02-10 21:24:58,869 INFO L78 Accepts]: Start accepts. Automaton has 13183 states and 34557 transitions. Word has length 126 [2022-02-10 21:24:58,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:24:58,869 INFO L470 AbstractCegarLoop]: Abstraction has 13183 states and 34557 transitions. [2022-02-10 21:24:58,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 5.25) internal successors, (126), 24 states have internal predecessors, (126), 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) [2022-02-10 21:24:58,869 INFO L276 IsEmpty]: Start isEmpty. Operand 13183 states and 34557 transitions. [2022-02-10 21:24:58,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 21:24:58,883 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:24:58,883 INFO L515 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] [2022-02-10 21:24:58,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 21:24:58,883 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:24:58,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:24:58,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1488165725, now seen corresponding path program 2 times [2022-02-10 21:24:58,884 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:24:58,884 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976689795] [2022-02-10 21:24:58,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:24:58,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:24:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:24:59,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:24:59,625 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:24:59,625 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976689795] [2022-02-10 21:24:59,625 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976689795] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:24:59,625 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:24:59,625 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2022-02-10 21:24:59,625 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077716919] [2022-02-10 21:24:59,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:24:59,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-02-10 21:24:59,626 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:24:59,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-02-10 21:24:59,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=775, Unknown=0, NotChecked=0, Total=870 [2022-02-10 21:24:59,626 INFO L87 Difference]: Start difference. First operand 13183 states and 34557 transitions. Second operand has 30 states, 30 states have (on average 4.2) internal successors, (126), 30 states have internal predecessors, (126), 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) [2022-02-10 21:25:01,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:25:01,455 INFO L93 Difference]: Finished difference Result 20684 states and 54492 transitions. [2022-02-10 21:25:01,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-10 21:25:01,455 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.2) internal successors, (126), 30 states have internal predecessors, (126), 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 126 [2022-02-10 21:25:01,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:25:01,494 INFO L225 Difference]: With dead ends: 20684 [2022-02-10 21:25:01,494 INFO L226 Difference]: Without dead ends: 20684 [2022-02-10 21:25:01,496 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 718 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=431, Invalid=2649, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 21:25:01,496 INFO L934 BasicCegarLoop]: 469 mSDtfsCounter, 1169 mSDsluCounter, 6864 mSDsCounter, 0 mSdLazyCounter, 1715 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1169 SdHoareTripleChecker+Valid, 7121 SdHoareTripleChecker+Invalid, 1738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 1715 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 21:25:01,496 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1169 Valid, 7121 Invalid, 1738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 1715 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 21:25:01,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20684 states. [2022-02-10 21:25:01,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20684 to 13078. [2022-02-10 21:25:01,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13078 states, 13074 states have (on average 2.621385956860945) internal successors, (34272), 13077 states have internal predecessors, (34272), 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) [2022-02-10 21:25:01,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13078 states to 13078 states and 34272 transitions. [2022-02-10 21:25:01,813 INFO L78 Accepts]: Start accepts. Automaton has 13078 states and 34272 transitions. Word has length 126 [2022-02-10 21:25:01,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:25:01,813 INFO L470 AbstractCegarLoop]: Abstraction has 13078 states and 34272 transitions. [2022-02-10 21:25:01,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.2) internal successors, (126), 30 states have internal predecessors, (126), 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) [2022-02-10 21:25:01,814 INFO L276 IsEmpty]: Start isEmpty. Operand 13078 states and 34272 transitions. [2022-02-10 21:25:01,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 21:25:01,827 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:25:01,827 INFO L515 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] [2022-02-10 21:25:01,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 21:25:01,827 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:25:01,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:25:01,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1076739381, now seen corresponding path program 3 times [2022-02-10 21:25:01,828 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:25:01,828 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763819954] [2022-02-10 21:25:01,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:25:01,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:25:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:25:02,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:25:02,671 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:25:02,671 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763819954] [2022-02-10 21:25:02,671 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763819954] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:25:02,671 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:25:02,671 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-02-10 21:25:02,671 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410607435] [2022-02-10 21:25:02,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:25:02,671 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-02-10 21:25:02,671 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:25:02,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-02-10 21:25:02,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=674, Unknown=0, NotChecked=0, Total=756 [2022-02-10 21:25:02,672 INFO L87 Difference]: Start difference. First operand 13078 states and 34272 transitions. Second operand has 28 states, 28 states have (on average 4.5) internal successors, (126), 28 states have internal predecessors, (126), 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) [2022-02-10 21:25:04,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:25:04,349 INFO L93 Difference]: Finished difference Result 18929 states and 49777 transitions. [2022-02-10 21:25:04,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-10 21:25:04,350 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.5) internal successors, (126), 28 states have internal predecessors, (126), 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 126 [2022-02-10 21:25:04,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:25:04,386 INFO L225 Difference]: With dead ends: 18929 [2022-02-10 21:25:04,386 INFO L226 Difference]: Without dead ends: 18929 [2022-02-10 21:25:04,387 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=391, Invalid=2471, Unknown=0, NotChecked=0, Total=2862 [2022-02-10 21:25:04,388 INFO L934 BasicCegarLoop]: 469 mSDtfsCounter, 989 mSDsluCounter, 7485 mSDsCounter, 0 mSdLazyCounter, 1821 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 989 SdHoareTripleChecker+Valid, 7716 SdHoareTripleChecker+Invalid, 1838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 21:25:04,388 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [989 Valid, 7716 Invalid, 1838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 1821 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 21:25:04,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18929 states. [2022-02-10 21:25:04,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18929 to 12658. [2022-02-10 21:25:04,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12658 states, 12654 states have (on average 2.6109530583214795) internal successors, (33039), 12657 states have internal predecessors, (33039), 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) [2022-02-10 21:25:04,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12658 states to 12658 states and 33039 transitions. [2022-02-10 21:25:04,728 INFO L78 Accepts]: Start accepts. Automaton has 12658 states and 33039 transitions. Word has length 126 [2022-02-10 21:25:04,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:25:04,729 INFO L470 AbstractCegarLoop]: Abstraction has 12658 states and 33039 transitions. [2022-02-10 21:25:04,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 4.5) internal successors, (126), 28 states have internal predecessors, (126), 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) [2022-02-10 21:25:04,729 INFO L276 IsEmpty]: Start isEmpty. Operand 12658 states and 33039 transitions. [2022-02-10 21:25:04,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-02-10 21:25:04,744 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:25:04,744 INFO L515 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:25:04,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 21:25:04,744 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-10 21:25:04,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:25:04,745 INFO L85 PathProgramCache]: Analyzing trace with hash -517259653, now seen corresponding path program 1 times [2022-02-10 21:25:04,745 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:25:04,745 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683058682] [2022-02-10 21:25:04,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:25:04,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:25:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 21:25:04,788 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 21:25:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 21:25:04,876 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 21:25:04,876 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-10 21:25:04,877 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-02-10 21:25:04,878 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 6 remaining) [2022-02-10 21:25:04,879 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 6 remaining) [2022-02-10 21:25:04,879 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2022-02-10 21:25:04,879 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2022-02-10 21:25:04,879 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-02-10 21:25:04,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-10 21:25:04,881 INFO L733 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:25:04,885 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 21:25:04,885 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 21:25:04,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 09:25:04 BasicIcfg [2022-02-10 21:25:04,984 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 21:25:04,984 INFO L158 Benchmark]: Toolchain (without parser) took 16688.84ms. Allocated memory was 213.9MB in the beginning and 4.8GB in the end (delta: 4.6GB). Free memory was 159.6MB in the beginning and 4.1GB in the end (delta: -4.0GB). Peak memory consumption was 591.9MB. Max. memory is 8.0GB. [2022-02-10 21:25:04,984 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 213.9MB. Free memory is still 177.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 21:25:04,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 572.32ms. Allocated memory is still 213.9MB. Free memory was 159.5MB in the beginning and 169.7MB in the end (delta: -10.2MB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. [2022-02-10 21:25:04,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.45ms. Allocated memory is still 213.9MB. Free memory was 169.7MB in the beginning and 167.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-10 21:25:04,985 INFO L158 Benchmark]: Boogie Preprocessor took 49.09ms. Allocated memory is still 213.9MB. Free memory was 167.1MB in the beginning and 165.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-10 21:25:04,985 INFO L158 Benchmark]: RCFGBuilder took 484.61ms. Allocated memory is still 213.9MB. Free memory was 165.5MB in the beginning and 149.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-02-10 21:25:04,985 INFO L158 Benchmark]: TraceAbstraction took 15503.33ms. Allocated memory was 213.9MB in the beginning and 4.8GB in the end (delta: 4.6GB). Free memory was 148.7MB in the beginning and 4.1GB in the end (delta: -4.0GB). Peak memory consumption was 580.3MB. Max. memory is 8.0GB. [2022-02-10 21:25:04,986 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 213.9MB. Free memory is still 177.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 572.32ms. Allocated memory is still 213.9MB. Free memory was 159.5MB in the beginning and 169.7MB in the end (delta: -10.2MB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.45ms. Allocated memory is still 213.9MB. Free memory was 169.7MB in the beginning and 167.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 49.09ms. Allocated memory is still 213.9MB. Free memory was 167.1MB in the beginning and 165.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 484.61ms. Allocated memory is still 213.9MB. Free memory was 165.5MB in the beginning and 149.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 15503.33ms. Allocated memory was 213.9MB in the beginning and 4.8GB in the end (delta: 4.6GB). Free memory was 148.7MB in the beginning and 4.1GB in the end (delta: -4.0GB). Peak memory consumption was 580.3MB. Max. memory is 8.0GB. * 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 - CounterExampleResult [Line: 941]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L935] 0 static int top=0; VAL [top=0] [L936] 0 static unsigned int arr[(800)]; VAL [arr={5:0}, top=0] [L937] 0 pthread_mutex_t m; VAL [arr={5:0}, m={6:0}, top=0] [L938] 0 _Bool flag=(0); VAL [arr={5:0}, flag=0, m={6:0}, top=0] [L1020] 0 pthread_t id1, id2; VAL [arr={5:0}, flag=0, id1={9:0}, id2={7:0}, m={6:0}, top=0] [L1022] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, ((void *)0)) VAL [arr={5:0}, flag=0, id1={9:0}, id2={7:0}, m={6:0}, pthread_create(&id1, ((void *)0), t1, ((void *)0))=10, top=0] [L989] 1 int i; VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, m={6:0}, top=0] [L1023] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, ((void *)0)) VAL [arr={5:0}, flag=0, id1={9:0}, id2={7:0}, m={6:0}, pthread_create(&id2, ((void *)0), t2, ((void *)0))=11, top=0] [L1005] 2 int i; VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, m={6:0}, top=0] [L1006] 2 i=0 VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, top=0] [L990] 1 unsigned int tmp; VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, m={6:0}, top=0] [L991] 1 i=0 VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, top=0] [L991] COND TRUE 1 i<(800) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, top=0] [L994] 1 tmp = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294968095, arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, tmp=799, top=0] [L995] CALL 1 assume_abort_if_not(tmp < (800)) [L23] COND FALSE 1 !(!cond) VAL [\old(cond)=1, arr={5:0}, cond=1, flag=0, m={6:0}, top=0] [L1006] COND TRUE 2 i<(800) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, top=0] [L995] RET 1 assume_abort_if_not(tmp < (800)) [L996] CALL, EXPR 1 push(arr,tmp) [L961] COND FALSE 1 !(top==(800)) VAL [\old(x)=799, arr={5:0}, flag=0, m={6:0}, stack={5:0}, stack={5:0}, top=0, x=799] [L968] CALL, EXPR 1 get_top() [L953] 1 return top; VAL [\result=0, arr={5:0}, flag=0, m={6:0}, top=0] [L968] RET, EXPR 1 get_top() [L968] 1 stack[get_top()] = x VAL [\old(x)=799, arr={5:0}, flag=0, get_top()=0, m={6:0}, stack={5:0}, stack={5:0}, top=0, x=799] [L969] CALL 1 inc_top() [L945] 1 top++ VAL [arr={5:0}, flag=0, m={6:0}, top=1] [L969] RET 1 inc_top() [L971] 1 return 0; VAL [\old(x)=799, \result=0, arr={5:0}, flag=0, m={6:0}, stack={5:0}, stack={5:0}, top=1, x=799] [L996] RET, EXPR 1 push(arr,tmp) [L996] COND FALSE 1 !(push(arr,tmp)==(-1)) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, push(arr,tmp)=0, tmp=799, top=1] [L998] 1 flag=(1) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, tmp=799, top=1] [L1009] COND TRUE 2 \read(flag) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, top=1] [L1011] CALL, EXPR 2 pop(arr) [L975] CALL, EXPR 2 get_top() [L953] 2 return top; VAL [\result=1, \result=0, arr={5:0}, flag=1, m={6:0}, top=1] [L975] RET, EXPR 2 get_top() [L975] COND FALSE 2 !(get_top()==0) VAL [arr={5:0}, flag=1, get_top()=1, m={6:0}, stack={5:0}, stack={5:0}, top=1] [L982] CALL 2 dec_top() [L949] 2 top-- VAL [arr={5:0}, flag=1, m={6:0}, top=0] [L982] RET 2 dec_top() [L983] CALL, EXPR 2 get_top() [L953] 2 return top; VAL [\result=0, \result=0, arr={5:0}, flag=1, m={6:0}, top=0] [L983] RET, EXPR 2 get_top() [L983] EXPR 2 stack[get_top()] VAL [arr={5:0}, flag=1, get_top()=0, m={6:0}, stack={5:0}, stack={5:0}, stack[get_top()]=799, top=0] [L983] 2 return stack[get_top()]; VAL [\result=799, arr={5:0}, flag=1, get_top()=0, m={6:0}, stack={5:0}, stack={5:0}, stack[get_top()]=799, top=0] [L1011] RET, EXPR 2 pop(arr) [L1011] COND FALSE 2 !(!(pop(arr)!=(-2))) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, pop(arr)=799, top=0] [L1006] 2 i++ VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, top=0] [L1006] COND TRUE 2 i<(800) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, top=0] [L1009] COND TRUE 2 \read(flag) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, top=0] [L1011] CALL, EXPR 2 pop(arr) [L975] CALL, EXPR 2 get_top() [L953] 2 return top; VAL [\result=0, \result=0, arr={5:0}, flag=1, m={6:0}, top=0] [L975] RET, EXPR 2 get_top() [L975] COND TRUE 2 get_top()==0 VAL [arr={5:0}, flag=1, get_top()=0, m={6:0}, stack={5:0}, stack={5:0}, top=0] [L978] 2 return (-2); VAL [\result=-2, arr={5:0}, flag=1, m={6:0}, stack={5:0}, stack={5:0}, top=0] [L1011] RET, EXPR 2 pop(arr) [L1011] COND TRUE 2 !(pop(arr)!=(-2)) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, pop(arr)=-2, top=0] [L1012] CALL 2 error() [L941] 2 reach_error() VAL [arr={5:0}, flag=1, m={6:0}, top=0] - UnprovableResult [Line: 1022]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1023]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 941]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 290 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 15.2s, OverallIterations: 10, TraceHistogramMax: 2, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.2s, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.5s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4566 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4566 mSDsluCounter, 25237 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 23278 mSDsCounter, 56 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5260 IncrementalHoareTripleChecker+Invalid, 5316 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 56 mSolverCounterUnsat, 2632 mSDtfsCounter, 5260 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 403 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 177 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1814 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28795occurred in iteration=4, InterpolantAutomatonStates: 131, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 35719 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1178 NumberOfCodeBlocks, 1178 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1120 ConstructedInterpolants, 0 QuantifiedInterpolants, 8110 SizeOfPredicates, 2 NumberOfNonLiveVariables, 248 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 12/66 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-02-10 21:25:05,027 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...