/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/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 22:07:30,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 22:07:30,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 22:07:30,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 22:07:30,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 22:07:30,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 22:07:30,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 22:07:30,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 22:07:30,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 22:07:30,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 22:07:30,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 22:07:30,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 22:07:30,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 22:07:30,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 22:07:30,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 22:07:30,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 22:07:30,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 22:07:30,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 22:07:30,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 22:07:30,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 22:07:30,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 22:07:30,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 22:07:30,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 22:07:30,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 22:07:30,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-10 22:07:30,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 22:07:30,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 22:07:30,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 22:07:30,274 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 22:07:30,287 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 22:07:30,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 22:07:30,287 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 22:07:30,287 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 22:07:30,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 22:07:30,288 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 22:07:30,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 22:07:30,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 22:07:30,289 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 22:07:30,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 22:07:30,289 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 22:07:30,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 22:07:30,289 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 22:07:30,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 22:07:30,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 22:07:30,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 22:07:30,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 22:07:30,290 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 22:07:30,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 22:07:30,290 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 22:07:30,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 22:07:30,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 22:07:30,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 22:07:30,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 22:07:30,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 22:07:30,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 22:07:30,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 22:07:30,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 22:07:30,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 22:07:30,291 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 22:07:30,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 22:07:30,291 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 22:07:30,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 22:07:30,291 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 22:07:30,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 22:07:30,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 22:07:30,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 22:07:30,464 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 22:07:30,466 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 22:07:30,467 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-02-10 22:07:30,504 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073b94d12/d8cfff22de9a4b6e98085030d32eac7c/FLAG4c398855c [2022-02-10 22:07:30,921 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 22:07:30,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-02-10 22:07:30,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073b94d12/d8cfff22de9a4b6e98085030d32eac7c/FLAG4c398855c [2022-02-10 22:07:31,313 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073b94d12/d8cfff22de9a4b6e98085030d32eac7c [2022-02-10 22:07:31,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 22:07:31,334 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 22:07:31,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 22:07:31,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 22:07:31,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 22:07:31,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c9ea5e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31, skipping insertion in model container [2022-02-10 22:07:31,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 22:07:31,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 22:07:31,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-02-10 22:07:31,674 WARN L1533 CHandler]: Possible shadowing of function new [2022-02-10 22:07:31,674 WARN L1533 CHandler]: Possible shadowing of function new [2022-02-10 22:07:31,674 WARN L1533 CHandler]: Possible shadowing of function new [2022-02-10 22:07:31,675 WARN L1533 CHandler]: Possible shadowing of function new [2022-02-10 22:07:31,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 22:07:31,710 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 22:07:31,742 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-02-10 22:07:31,745 WARN L1533 CHandler]: Possible shadowing of function new [2022-02-10 22:07:31,745 WARN L1533 CHandler]: Possible shadowing of function new [2022-02-10 22:07:31,745 WARN L1533 CHandler]: Possible shadowing of function new [2022-02-10 22:07:31,745 WARN L1533 CHandler]: Possible shadowing of function new [2022-02-10 22:07:31,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 22:07:31,789 INFO L208 MainTranslator]: Completed translation [2022-02-10 22:07:31,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31 WrapperNode [2022-02-10 22:07:31,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 22:07:31,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 22:07:31,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 22:07:31,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 22:07:31,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,839 INFO L137 Inliner]: procedures = 277, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2022-02-10 22:07:31,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 22:07:31,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 22:07:31,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 22:07:31,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 22:07:31,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 22:07:31,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 22:07:31,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 22:07:31,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 22:07:31,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31" (1/1) ... [2022-02-10 22:07:31,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 22:07:31,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:07:31,904 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 22:07:31,916 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 22:07:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 22:07:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-10 22:07:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 22:07:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 22:07:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 22:07:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 22:07:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-10 22:07:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 22:07:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-10 22:07:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-10 22:07:31,958 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-10 22:07:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 22:07:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 22:07:31,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 22:07:31,960 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 22:07:32,097 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 22:07:32,105 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 22:07:32,312 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 22:07:32,318 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 22:07:32,318 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2022-02-10 22:07:32,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 10:07:32 BoogieIcfgContainer [2022-02-10 22:07:32,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 22:07:32,321 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 22:07:32,321 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 22:07:32,324 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 22:07:32,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 10:07:31" (1/3) ... [2022-02-10 22:07:32,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764b2607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 10:07:32, skipping insertion in model container [2022-02-10 22:07:32,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:07:31" (2/3) ... [2022-02-10 22:07:32,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764b2607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 10:07:32, skipping insertion in model container [2022-02-10 22:07:32,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 10:07:32" (3/3) ... [2022-02-10 22:07:32,326 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_91-arrayloop2_racefree.i [2022-02-10 22:07:32,330 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 22:07:32,330 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 22:07:32,330 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-10 22:07:32,330 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 22:07:32,359 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,360 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,360 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,360 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,360 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,360 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,360 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,360 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,361 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,361 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,361 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,361 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,361 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,361 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,362 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,362 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,362 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,362 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,362 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,362 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,363 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,363 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,363 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,363 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,363 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,363 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,363 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,363 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,364 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,364 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,364 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,364 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,364 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,364 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,364 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,364 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,365 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,365 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,365 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,365 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,365 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,365 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,365 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,365 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,365 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,366 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,366 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,366 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,366 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,366 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,366 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,366 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,367 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,367 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,367 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,367 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,367 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,368 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,368 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,368 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,368 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,368 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,368 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,368 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,369 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,369 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,369 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,369 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,369 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,369 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,369 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,369 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,369 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,369 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,370 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,370 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,370 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,370 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,370 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,370 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,370 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,370 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,370 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,371 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,371 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,374 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,374 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,375 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,375 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,375 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,375 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,375 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,375 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,376 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,376 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,376 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,376 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,400 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,401 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,401 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,401 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,401 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,401 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,401 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,401 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,402 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,402 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,402 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,402 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,402 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,402 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,402 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,402 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,403 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,403 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,403 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,403 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,403 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,403 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,403 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,404 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,404 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,404 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,404 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,404 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,404 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,404 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,404 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,404 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,404 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,405 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,405 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,405 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,405 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,405 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,405 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,405 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,405 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,406 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,406 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,406 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,406 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,406 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,406 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,406 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,406 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,407 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,407 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,407 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,407 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,407 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,407 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,407 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,407 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,408 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,408 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,408 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,408 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,408 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,408 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,408 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,408 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,408 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,435 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,436 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,436 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,436 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,436 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,436 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,436 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,436 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,436 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,436 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,437 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,437 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,437 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,437 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,437 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,440 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,440 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,440 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,440 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,440 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,440 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,440 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,441 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,441 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,441 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,441 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,441 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,441 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,441 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,441 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,441 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,441 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,442 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,443 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,443 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:07:32,454 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-10 22:07:32,498 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 22:07:32,503 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 22:07:32,503 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-10 22:07:32,511 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 177 places, 198 transitions, 404 flow [2022-02-10 22:07:32,591 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1654 states, 1650 states have (on average 2.2054545454545456) internal successors, (3639), 1653 states have internal predecessors, (3639), 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 22:07:32,594 INFO L276 IsEmpty]: Start isEmpty. Operand has 1654 states, 1650 states have (on average 2.2054545454545456) internal successors, (3639), 1653 states have internal predecessors, (3639), 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 22:07:32,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-02-10 22:07:32,600 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:07:32,601 INFO L515 BasicCegarLoop]: trace histogram [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] [2022-02-10 22:07:32,601 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-10 22:07:32,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:07:32,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1142359860, now seen corresponding path program 1 times [2022-02-10 22:07:32,610 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:07:32,610 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381333233] [2022-02-10 22:07:32,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:07:32,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:07:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:07:32,785 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-10 22:07:32,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:07:32,786 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381333233] [2022-02-10 22:07:32,786 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381333233] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:07:32,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:07:32,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 22:07:32,789 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372573166] [2022-02-10 22:07:32,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:07:32,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-10 22:07:32,792 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:07:32,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-10 22:07:32,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-10 22:07:32,826 INFO L87 Difference]: Start difference. First operand has 1654 states, 1650 states have (on average 2.2054545454545456) internal successors, (3639), 1653 states have internal predecessors, (3639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 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 22:07:32,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:07:32,867 INFO L93 Difference]: Finished difference Result 1632 states and 3157 transitions. [2022-02-10 22:07:32,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 22:07:32,869 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 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 42 [2022-02-10 22:07:32,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:07:32,893 INFO L225 Difference]: With dead ends: 1632 [2022-02-10 22:07:32,894 INFO L226 Difference]: Without dead ends: 1621 [2022-02-10 22:07:32,895 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-10 22:07:32,897 INFO L934 BasicCegarLoop]: 173 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 22:07:32,898 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 173 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 22:07:32,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1621 states. [2022-02-10 22:07:32,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1621 to 1621. [2022-02-10 22:07:32,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1621 states, 1616 states have (on average 1.9399752475247525) internal successors, (3135), 1620 states have internal predecessors, (3135), 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 22:07:33,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1621 states and 3135 transitions. [2022-02-10 22:07:33,002 INFO L78 Accepts]: Start accepts. Automaton has 1621 states and 3135 transitions. Word has length 42 [2022-02-10 22:07:33,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:07:33,003 INFO L470 AbstractCegarLoop]: Abstraction has 1621 states and 3135 transitions. [2022-02-10 22:07:33,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 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 22:07:33,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 3135 transitions. [2022-02-10 22:07:33,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-02-10 22:07:33,004 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:07:33,004 INFO L515 BasicCegarLoop]: trace histogram [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] [2022-02-10 22:07:33,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 22:07:33,005 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-10 22:07:33,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:07:33,005 INFO L85 PathProgramCache]: Analyzing trace with hash -2139432213, now seen corresponding path program 1 times [2022-02-10 22:07:33,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:07:33,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652234380] [2022-02-10 22:07:33,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:07:33,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:07:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:07:33,090 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-10 22:07:33,090 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:07:33,090 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652234380] [2022-02-10 22:07:33,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652234380] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:07:33,091 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:07:33,091 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 22:07:33,091 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3380954] [2022-02-10 22:07:33,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:07:33,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 22:07:33,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:07:33,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 22:07:33,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 22:07:33,093 INFO L87 Difference]: Start difference. First operand 1621 states and 3135 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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 22:07:33,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:07:33,132 INFO L93 Difference]: Finished difference Result 1670 states and 3185 transitions. [2022-02-10 22:07:33,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 22:07:33,133 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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 42 [2022-02-10 22:07:33,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:07:33,137 INFO L225 Difference]: With dead ends: 1670 [2022-02-10 22:07:33,138 INFO L226 Difference]: Without dead ends: 1670 [2022-02-10 22:07:33,138 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 22:07:33,139 INFO L934 BasicCegarLoop]: 167 mSDtfsCounter, 49 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 22:07:33,139 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 330 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 22:07:33,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1670 states. [2022-02-10 22:07:33,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1670 to 1622. [2022-02-10 22:07:33,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1622 states, 1617 states have (on average 1.9393939393939394) internal successors, (3136), 1621 states have internal predecessors, (3136), 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 22:07:33,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1622 states and 3136 transitions. [2022-02-10 22:07:33,177 INFO L78 Accepts]: Start accepts. Automaton has 1622 states and 3136 transitions. Word has length 42 [2022-02-10 22:07:33,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:07:33,181 INFO L470 AbstractCegarLoop]: Abstraction has 1622 states and 3136 transitions. [2022-02-10 22:07:33,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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 22:07:33,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3136 transitions. [2022-02-10 22:07:33,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-02-10 22:07:33,186 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:07:33,186 INFO L515 BasicCegarLoop]: trace histogram [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] [2022-02-10 22:07:33,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 22:07:33,186 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-10 22:07:33,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:07:33,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1418231055, now seen corresponding path program 1 times [2022-02-10 22:07:33,187 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:07:33,190 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83246819] [2022-02-10 22:07:33,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:07:33,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:07:33,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:07:33,264 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-10 22:07:33,264 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:07:33,264 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83246819] [2022-02-10 22:07:33,264 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83246819] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:07:33,264 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:07:33,264 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 22:07:33,264 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196495951] [2022-02-10 22:07:33,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:07:33,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 22:07:33,265 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:07:33,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 22:07:33,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 22:07:33,265 INFO L87 Difference]: Start difference. First operand 1622 states and 3136 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 22:07:33,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:07:33,284 INFO L93 Difference]: Finished difference Result 1658 states and 3172 transitions. [2022-02-10 22:07:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 22:07:33,285 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 56 [2022-02-10 22:07:33,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:07:33,290 INFO L225 Difference]: With dead ends: 1658 [2022-02-10 22:07:33,290 INFO L226 Difference]: Without dead ends: 1658 [2022-02-10 22:07:33,291 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 22:07:33,293 INFO L934 BasicCegarLoop]: 170 mSDtfsCounter, 35 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 22:07:33,294 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 336 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 22:07:33,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1658 states. [2022-02-10 22:07:33,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1658 to 1623. [2022-02-10 22:07:33,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1623 states, 1618 states have (on average 1.9388133498145859) internal successors, (3137), 1622 states have internal predecessors, (3137), 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 22:07:33,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1623 states and 3137 transitions. [2022-02-10 22:07:33,329 INFO L78 Accepts]: Start accepts. Automaton has 1623 states and 3137 transitions. Word has length 56 [2022-02-10 22:07:33,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:07:33,330 INFO L470 AbstractCegarLoop]: Abstraction has 1623 states and 3137 transitions. [2022-02-10 22:07:33,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 22:07:33,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 3137 transitions. [2022-02-10 22:07:33,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-02-10 22:07:33,331 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:07:33,331 INFO L515 BasicCegarLoop]: trace histogram [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] [2022-02-10 22:07:33,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 22:07:33,332 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-10 22:07:33,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:07:33,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1044558726, now seen corresponding path program 1 times [2022-02-10 22:07:33,332 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:07:33,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940556986] [2022-02-10 22:07:33,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:07:33,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:07:33,405 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-10 22:07:33,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1512201956] [2022-02-10 22:07:33,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:07:33,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:07:33,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:07:33,412 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 22:07:33,421 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 22:07:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:07:33,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-10 22:07:33,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:07:33,772 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-10 22:07:33,773 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:07:33,916 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-10 22:07:33,917 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:07:33,917 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940556986] [2022-02-10 22:07:33,917 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-10 22:07:33,918 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1512201956] [2022-02-10 22:07:33,921 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1512201956] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 22:07:33,921 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-10 22:07:33,921 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-02-10 22:07:33,921 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297116579] [2022-02-10 22:07:33,921 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-10 22:07:33,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-10 22:07:33,922 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:07:33,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-10 22:07:33,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-02-10 22:07:33,923 INFO L87 Difference]: Start difference. First operand 1623 states and 3137 transitions. Second operand has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 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 22:07:33,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:07:33,974 INFO L93 Difference]: Finished difference Result 1697 states and 3211 transitions. [2022-02-10 22:07:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-10 22:07:33,975 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 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 93 [2022-02-10 22:07:33,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:07:33,981 INFO L225 Difference]: With dead ends: 1697 [2022-02-10 22:07:33,982 INFO L226 Difference]: Without dead ends: 1697 [2022-02-10 22:07:33,982 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2022-02-10 22:07:33,984 INFO L934 BasicCegarLoop]: 169 mSDtfsCounter, 177 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 22:07:33,985 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [177 Valid, 569 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 22:07:33,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1697 states. [2022-02-10 22:07:34,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1697 to 1697. [2022-02-10 22:07:34,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1697 states, 1692 states have (on average 1.8977541371158393) internal successors, (3211), 1696 states have internal predecessors, (3211), 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 22:07:34,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1697 states and 3211 transitions. [2022-02-10 22:07:34,017 INFO L78 Accepts]: Start accepts. Automaton has 1697 states and 3211 transitions. Word has length 93 [2022-02-10 22:07:34,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:07:34,019 INFO L470 AbstractCegarLoop]: Abstraction has 1697 states and 3211 transitions. [2022-02-10 22:07:34,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 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 22:07:34,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 3211 transitions. [2022-02-10 22:07:34,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-02-10 22:07:34,021 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:07:34,021 INFO L515 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-02-10 22:07:34,041 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-02-10 22:07:34,241 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 22:07:34,242 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-10 22:07:34,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:07:34,242 INFO L85 PathProgramCache]: Analyzing trace with hash -164053402, now seen corresponding path program 2 times [2022-02-10 22:07:34,242 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:07:34,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217460279] [2022-02-10 22:07:34,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:07:34,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:07:34,272 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-10 22:07:34,272 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1191736214] [2022-02-10 22:07:34,273 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-10 22:07:34,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:07:34,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:07:34,274 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 22:07:34,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-10 22:07:34,427 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-10 22:07:34,428 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 22:07:34,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-10 22:07:34,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:07:34,689 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 1 proven. 114 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-10 22:07:34,689 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:07:34,949 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 1 proven. 114 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-10 22:07:34,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:07:34,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217460279] [2022-02-10 22:07:34,950 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-10 22:07:34,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191736214] [2022-02-10 22:07:34,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191736214] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 22:07:34,950 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-10 22:07:34,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2022-02-10 22:07:34,951 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147308163] [2022-02-10 22:07:34,951 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-10 22:07:34,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 22:07:34,952 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:07:34,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 22:07:34,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2022-02-10 22:07:34,953 INFO L87 Difference]: Start difference. First operand 1697 states and 3211 transitions. Second operand has 16 states, 16 states have (on average 17.25) internal successors, (276), 16 states have internal predecessors, (276), 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 22:07:35,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:07:35,088 INFO L93 Difference]: Finished difference Result 1845 states and 3359 transitions. [2022-02-10 22:07:35,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 22:07:35,095 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 17.25) internal successors, (276), 16 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2022-02-10 22:07:35,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:07:35,137 INFO L225 Difference]: With dead ends: 1845 [2022-02-10 22:07:35,137 INFO L226 Difference]: Without dead ends: 1845 [2022-02-10 22:07:35,138 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=259, Invalid=497, Unknown=0, NotChecked=0, Total=756 [2022-02-10 22:07:35,138 INFO L934 BasicCegarLoop]: 169 mSDtfsCounter, 258 mSDsluCounter, 971 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 1135 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 22:07:35,138 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [258 Valid, 1135 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 22:07:35,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1845 states. [2022-02-10 22:07:35,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1845 to 1845. [2022-02-10 22:07:35,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1845 states, 1840 states have (on average 1.8255434782608695) internal successors, (3359), 1844 states have internal predecessors, (3359), 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 22:07:35,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1845 states and 3359 transitions. [2022-02-10 22:07:35,166 INFO L78 Accepts]: Start accepts. Automaton has 1845 states and 3359 transitions. Word has length 167 [2022-02-10 22:07:35,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:07:35,167 INFO L470 AbstractCegarLoop]: Abstraction has 1845 states and 3359 transitions. [2022-02-10 22:07:35,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 17.25) internal successors, (276), 16 states have internal predecessors, (276), 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 22:07:35,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3359 transitions. [2022-02-10 22:07:35,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-02-10 22:07:35,169 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:07:35,169 INFO L515 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2022-02-10 22:07:35,190 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-10 22:07:35,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:07:35,382 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-10 22:07:35,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:07:35,383 INFO L85 PathProgramCache]: Analyzing trace with hash -661287898, now seen corresponding path program 3 times [2022-02-10 22:07:35,383 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:07:35,383 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094145551] [2022-02-10 22:07:35,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:07:35,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:07:35,434 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-10 22:07:35,434 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [882184369] [2022-02-10 22:07:35,434 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-10 22:07:35,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:07:35,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:07:35,436 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 22:07:35,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-10 22:07:35,586 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-02-10 22:07:35,586 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 22:07:35,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-10 22:07:35,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:07:36,016 INFO L134 CoverageAnalysis]: Checked inductivity of 790 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 789 trivial. 0 not checked. [2022-02-10 22:07:36,016 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:07:36,470 INFO L134 CoverageAnalysis]: Checked inductivity of 790 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 789 trivial. 0 not checked. [2022-02-10 22:07:36,470 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:07:36,470 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094145551] [2022-02-10 22:07:36,470 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-10 22:07:36,471 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [882184369] [2022-02-10 22:07:36,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [882184369] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 22:07:36,471 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-10 22:07:36,471 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-02-10 22:07:36,471 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138156056] [2022-02-10 22:07:36,471 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-10 22:07:36,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-10 22:07:36,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:07:36,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-10 22:07:36,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-02-10 22:07:36,472 INFO L87 Difference]: Start difference. First operand 1845 states and 3359 transitions. Second operand has 8 states, 8 states have (on average 17.75) internal successors, (142), 8 states have internal predecessors, (142), 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 22:07:36,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:07:36,527 INFO L93 Difference]: Finished difference Result 2391 states and 3907 transitions. [2022-02-10 22:07:36,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-10 22:07:36,528 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.75) internal successors, (142), 8 states have internal predecessors, (142), 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 315 [2022-02-10 22:07:36,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:07:36,534 INFO L225 Difference]: With dead ends: 2391 [2022-02-10 22:07:36,534 INFO L226 Difference]: Without dead ends: 2391 [2022-02-10 22:07:36,535 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 632 GetRequests, 622 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2022-02-10 22:07:36,536 INFO L934 BasicCegarLoop]: 166 mSDtfsCounter, 245 mSDsluCounter, 779 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 940 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 22:07:36,536 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [245 Valid, 940 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 22:07:36,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2391 states. [2022-02-10 22:07:36,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2391 to 2391. [2022-02-10 22:07:36,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2391 states, 2386 states have (on average 1.6374685666387259) internal successors, (3907), 2390 states have internal predecessors, (3907), 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 22:07:36,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 2391 states and 3907 transitions. [2022-02-10 22:07:36,572 INFO L78 Accepts]: Start accepts. Automaton has 2391 states and 3907 transitions. Word has length 315 [2022-02-10 22:07:36,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:07:36,573 INFO L470 AbstractCegarLoop]: Abstraction has 2391 states and 3907 transitions. [2022-02-10 22:07:36,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.75) internal successors, (142), 8 states have internal predecessors, (142), 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 22:07:36,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 3907 transitions. [2022-02-10 22:07:36,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 862 [2022-02-10 22:07:36,586 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:07:36,586 INFO L515 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-02-10 22:07:36,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-10 22:07:36,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:07:36,798 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-10 22:07:36,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:07:36,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1711580474, now seen corresponding path program 4 times [2022-02-10 22:07:36,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:07:36,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263218128] [2022-02-10 22:07:36,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:07:36,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:07:36,924 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-10 22:07:36,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [790884688] [2022-02-10 22:07:36,924 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-10 22:07:36,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:07:36,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:07:36,925 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 22:07:36,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-10 22:07:37,576 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-10 22:07:37,576 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 22:07:37,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 3370 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-10 22:07:37,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:07:38,824 INFO L134 CoverageAnalysis]: Checked inductivity of 7883 backedges. 0 proven. 5526 refuted. 0 times theorem prover too weak. 2357 trivial. 0 not checked. [2022-02-10 22:07:38,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:07:40,174 INFO L134 CoverageAnalysis]: Checked inductivity of 7883 backedges. 0 proven. 5526 refuted. 0 times theorem prover too weak. 2357 trivial. 0 not checked. [2022-02-10 22:07:40,174 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:07:40,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263218128] [2022-02-10 22:07:40,175 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-10 22:07:40,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [790884688] [2022-02-10 22:07:40,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [790884688] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 22:07:40,175 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-10 22:07:40,175 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2022-02-10 22:07:40,175 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128757287] [2022-02-10 22:07:40,175 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-10 22:07:40,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 22:07:40,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:07:40,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 22:07:40,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2022-02-10 22:07:40,177 INFO L87 Difference]: Start difference. First operand 2391 states and 3907 transitions. Second operand has 16 states, 16 states have (on average 21.625) internal successors, (346), 16 states have internal predecessors, (346), 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 22:07:40,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:07:40,334 INFO L93 Difference]: Finished difference Result 3483 states and 5003 transitions. [2022-02-10 22:07:40,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 22:07:40,335 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 21.625) internal successors, (346), 16 states have internal predecessors, (346), 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 861 [2022-02-10 22:07:40,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:07:40,344 INFO L225 Difference]: With dead ends: 3483 [2022-02-10 22:07:40,345 INFO L226 Difference]: Without dead ends: 3483 [2022-02-10 22:07:40,345 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 1732 GetRequests, 1706 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=259, Invalid=497, Unknown=0, NotChecked=0, Total=756 [2022-02-10 22:07:40,346 INFO L934 BasicCegarLoop]: 166 mSDtfsCounter, 547 mSDsluCounter, 879 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 547 SdHoareTripleChecker+Valid, 1041 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:07:40,346 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [547 Valid, 1041 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:07:40,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3483 states. [2022-02-10 22:07:40,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3483 to 3483. [2022-02-10 22:07:40,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3483 states, 3478 states have (on average 1.4384703852788958) internal successors, (5003), 3482 states have internal predecessors, (5003), 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 22:07:40,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 3483 states and 5003 transitions. [2022-02-10 22:07:40,399 INFO L78 Accepts]: Start accepts. Automaton has 3483 states and 5003 transitions. Word has length 861 [2022-02-10 22:07:40,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:07:40,400 INFO L470 AbstractCegarLoop]: Abstraction has 3483 states and 5003 transitions. [2022-02-10 22:07:40,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 21.625) internal successors, (346), 16 states have internal predecessors, (346), 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 22:07:40,400 INFO L276 IsEmpty]: Start isEmpty. Operand 3483 states and 5003 transitions. [2022-02-10 22:07:40,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1954 [2022-02-10 22:07:40,475 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:07:40,476 INFO L515 BasicCegarLoop]: trace histogram [49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2022-02-10 22:07:40,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-10 22:07:40,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:07:40,691 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-10 22:07:40,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:07:40,692 INFO L85 PathProgramCache]: Analyzing trace with hash -825884666, now seen corresponding path program 5 times [2022-02-10 22:07:40,692 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:07:40,692 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903319369] [2022-02-10 22:07:40,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:07:40,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:07:40,874 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-10 22:07:40,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1014401335] [2022-02-10 22:07:40,874 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-02-10 22:07:40,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:07:40,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:07:40,875 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 22:07:40,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process Received shutdown request... [2022-02-10 22:22:17,549 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-10 22:22:17,550 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-10 22:22:18,571 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 [2022-02-10 22:22:18,751 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forcibly destroying the process [2022-02-10 22:22:18,790 ERROR L252 FreeRefinementEngine]: Caught known exception: Timeout or Toolchain cancelled by user [2022-02-10 22:22:18,792 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 3 remaining) [2022-02-10 22:22:18,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 137 [2022-02-10 22:22:18,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:22:18,793 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was analyzing trace of length 1954 with TraceHistMax 49,while AutomatonFreeRefinementEngine was Timeout during CAMEL. [2022-02-10 22:22:18,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-02-10 22:22:18,794 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-02-10 22:22:18,796 INFO L733 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1] [2022-02-10 22:22:18,798 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 22:22:18,798 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 22:22:18,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 10:22:18 BasicIcfg [2022-02-10 22:22:18,800 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 22:22:18,800 INFO L158 Benchmark]: Toolchain (without parser) took 887466.47ms. Allocated memory was 264.2MB in the beginning and 484.4MB in the end (delta: 220.2MB). Free memory was 238.5MB in the beginning and 349.0MB in the end (delta: -110.5MB). Peak memory consumption was 110.2MB. Max. memory is 8.0GB. [2022-02-10 22:22:18,800 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 264.2MB. Free memory is still 227.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 22:22:18,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.73ms. Allocated memory was 264.2MB in the beginning and 343.9MB in the end (delta: 79.7MB). Free memory was 238.5MB in the beginning and 294.4MB in the end (delta: -55.9MB). Peak memory consumption was 24.4MB. Max. memory is 8.0GB. [2022-02-10 22:22:18,801 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.87ms. Allocated memory is still 343.9MB. Free memory was 294.4MB in the beginning and 291.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 22:22:18,801 INFO L158 Benchmark]: Boogie Preprocessor took 32.94ms. Allocated memory is still 343.9MB. Free memory was 291.6MB in the beginning and 289.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 22:22:18,811 INFO L158 Benchmark]: RCFGBuilder took 445.93ms. Allocated memory is still 343.9MB. Free memory was 289.5MB in the beginning and 270.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-02-10 22:22:18,811 INFO L158 Benchmark]: TraceAbstraction took 886479.25ms. Allocated memory was 343.9MB in the beginning and 484.4MB in the end (delta: 140.5MB). Free memory was 270.3MB in the beginning and 349.0MB in the end (delta: -78.7MB). Peak memory consumption was 62.7MB. Max. memory is 8.0GB. [2022-02-10 22:22:18,813 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 264.2MB. Free memory is still 227.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 454.73ms. Allocated memory was 264.2MB in the beginning and 343.9MB in the end (delta: 79.7MB). Free memory was 238.5MB in the beginning and 294.4MB in the end (delta: -55.9MB). Peak memory consumption was 24.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.87ms. Allocated memory is still 343.9MB. Free memory was 294.4MB in the beginning and 291.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.94ms. Allocated memory is still 343.9MB. Free memory was 291.6MB in the beginning and 289.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 445.93ms. Allocated memory is still 343.9MB. Free memory was 289.5MB in the beginning and 270.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * TraceAbstraction took 886479.25ms. Allocated memory was 343.9MB in the beginning and 484.4MB in the end (delta: 140.5MB). Free memory was 270.3MB in the beginning and 349.0MB in the end (delta: -78.7MB). Peak memory consumption was 62.7MB. 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 - TimeoutResultAtElement [Line: 1061]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 1954 with TraceHistMax 49,while AutomatonFreeRefinementEngine was Timeout during CAMEL. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 1954 with TraceHistMax 49,while AutomatonFreeRefinementEngine was Timeout during CAMEL. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 248 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 886.3s, OverallIterations: 8, TraceHistogramMax: 49, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.1s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1311 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1311 mSDsluCounter, 4524 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3362 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 266 IncrementalHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 1180 mSDtfsCounter, 266 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2904 GetRequests, 2830 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3483occurred in iteration=7, InterpolantAutomatonStates: 68, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 83 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1576 NumberOfCodeBlocks, 1260 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 3001 ConstructedInterpolants, 0 QuantifiedInterpolants, 7981 SizeOfPredicates, 16 NumberOfNonLiveVariables, 4535 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 6332/17616 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown