/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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-15 22:24:40,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-15 22:24:40,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-15 22:24:40,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-15 22:24:40,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-15 22:24:40,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-15 22:24:40,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-15 22:24:40,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-15 22:24:40,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-15 22:24:40,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-15 22:24:40,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-15 22:24:40,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-15 22:24:40,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-15 22:24:40,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-15 22:24:40,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-15 22:24:40,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-15 22:24:40,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-15 22:24:40,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-15 22:24:40,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-15 22:24:40,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-15 22:24:40,147 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2022-02-15 22:24:40,172 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-15 22:24:40,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-15 22:24:40,172 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-15 22:24:40,172 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-15 22:24:40,173 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-15 22:24:40,173 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-15 22:24:40,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-15 22:24:40,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-15 22:24:40,174 INFO L138 SettingsManager]: * Use SBE=true [2022-02-15 22:24:40,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-15 22:24:40,175 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-15 22:24:40,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-15 22:24:40,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-15 22:24:40,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-15 22:24:40,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-15 22:24:40,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-15 22:24:40,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-15 22:24:40,175 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-15 22:24:40,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-15 22:24:40,175 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-15 22:24:40,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-15 22:24:40,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-15 22:24:40,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-15 22:24:40,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-15 22:24:40,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-15 22:24:40,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 22:24:40,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-15 22:24:40,177 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-15 22:24:40,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-15 22:24:40,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-15 22:24:40,177 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-15 22:24:40,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-15 22:24:40,177 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-15 22:24:40,178 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-15 22:24:40,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-15 22:24:40,178 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-15 22:24:40,178 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-02-15 22:24:40,178 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-15 22:24:40,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-15 22:24:40,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-15 22:24:40,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-15 22:24:40,363 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-15 22:24:40,364 INFO L275 PluginConnector]: CDTParser initialized [2022-02-15 22:24:40,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i [2022-02-15 22:24:40,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/808a538ed/0f0f40487d244aa7bce87a839fb6728d/FLAG76013e223 [2022-02-15 22:24:40,766 INFO L306 CDTParser]: Found 1 translation units. [2022-02-15 22:24:40,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i [2022-02-15 22:24:40,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/808a538ed/0f0f40487d244aa7bce87a839fb6728d/FLAG76013e223 [2022-02-15 22:24:40,784 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/808a538ed/0f0f40487d244aa7bce87a839fb6728d [2022-02-15 22:24:40,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-15 22:24:40,787 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-15 22:24:40,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-15 22:24:40,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-15 22:24:40,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-15 22:24:40,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:24:40" (1/1) ... [2022-02-15 22:24:40,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731df989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:40, skipping insertion in model container [2022-02-15 22:24:40,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:24:40" (1/1) ... [2022-02-15 22:24:40,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-15 22:24:40,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-15 22:24:40,961 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/36-apron_21-traces-cluster-based_true.i[1092,1105] [2022-02-15 22:24:41,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 22:24:41,042 INFO L203 MainTranslator]: Completed pre-run [2022-02-15 22:24:41,050 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/36-apron_21-traces-cluster-based_true.i[1092,1105] [2022-02-15 22:24:41,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 22:24:41,089 INFO L208 MainTranslator]: Completed translation [2022-02-15 22:24:41,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41 WrapperNode [2022-02-15 22:24:41,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-15 22:24:41,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-15 22:24:41,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-15 22:24:41,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-15 22:24:41,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41" (1/1) ... [2022-02-15 22:24:41,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41" (1/1) ... [2022-02-15 22:24:41,118 INFO L137 Inliner]: procedures = 165, calls = 45, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 129 [2022-02-15 22:24:41,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-15 22:24:41,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-15 22:24:41,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-15 22:24:41,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-15 22:24:41,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41" (1/1) ... [2022-02-15 22:24:41,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41" (1/1) ... [2022-02-15 22:24:41,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41" (1/1) ... [2022-02-15 22:24:41,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41" (1/1) ... [2022-02-15 22:24:41,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41" (1/1) ... [2022-02-15 22:24:41,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41" (1/1) ... [2022-02-15 22:24:41,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41" (1/1) ... [2022-02-15 22:24:41,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-15 22:24:41,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-15 22:24:41,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-15 22:24:41,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-15 22:24:41,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41" (1/1) ... [2022-02-15 22:24:41,163 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 22:24:41,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 22:24:41,185 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) [2022-02-15 22:24:41,190 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 [2022-02-15 22:24:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-02-15 22:24:41,212 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-02-15 22:24:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-15 22:24:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-15 22:24:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-15 22:24:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-15 22:24:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2022-02-15 22:24:41,212 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2022-02-15 22:24:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-15 22:24:41,212 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-15 22:24:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-15 22:24:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-15 22:24:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-15 22:24:41,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-15 22:24:41,213 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-15 22:24:41,305 INFO L234 CfgBuilder]: Building ICFG [2022-02-15 22:24:41,307 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-15 22:24:41,489 INFO L275 CfgBuilder]: Performing block encoding [2022-02-15 22:24:41,495 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-15 22:24:41,495 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-15 22:24:41,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 10:24:41 BoogieIcfgContainer [2022-02-15 22:24:41,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-15 22:24:41,498 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-15 22:24:41,498 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-15 22:24:41,500 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-15 22:24:41,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 10:24:40" (1/3) ... [2022-02-15 22:24:41,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ba8337e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 10:24:41, skipping insertion in model container [2022-02-15 22:24:41,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:24:41" (2/3) ... [2022-02-15 22:24:41,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ba8337e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 10:24:41, skipping insertion in model container [2022-02-15 22:24:41,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 10:24:41" (3/3) ... [2022-02-15 22:24:41,502 INFO L111 eAbstractionObserver]: Analyzing ICFG 36-apron_21-traces-cluster-based_true.i [2022-02-15 22:24:41,505 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-15 22:24:41,505 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-15 22:24:41,505 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-02-15 22:24:41,505 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-15 22:24:41,534 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,534 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,534 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,534 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,534 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,534 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,534 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,534 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,535 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,535 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,535 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,535 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~x~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,536 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,536 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~x~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,536 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,536 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,536 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,537 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,537 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,537 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,538 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,538 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,538 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,538 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,538 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,538 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,538 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,538 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,538 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~x~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,539 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~x~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,539 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,539 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,539 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~x~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,539 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,539 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,539 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~x~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,539 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,540 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,540 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,540 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,540 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,540 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,540 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,540 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,540 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,540 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,541 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,541 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,541 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,541 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,541 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,541 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,542 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,542 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,542 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,542 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,542 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,542 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,542 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,542 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,542 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,543 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,543 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,543 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~x~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,543 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,543 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~x~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,544 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,544 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,544 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,544 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,544 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,544 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~y~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,545 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,545 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~y~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,545 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,545 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,545 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,545 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,545 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,545 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,545 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,546 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,546 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,546 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,546 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~x~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,546 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~x~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,546 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~y~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,546 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~y~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,547 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~x~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,547 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~y~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,547 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,547 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~x~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,547 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~y~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,547 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,547 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,547 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,547 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,547 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,548 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,548 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,548 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,548 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,548 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,548 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,548 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,548 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,548 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,549 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,549 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,549 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,549 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,550 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,550 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,551 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,551 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,551 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,551 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,552 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,553 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,553 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,554 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,554 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,554 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,555 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,557 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,557 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,557 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,557 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,558 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~x~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,558 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,558 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,558 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,558 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,558 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,558 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,558 WARN L322 ript$VariableManager]: TermVariabe |t3_funThread1of1ForFork0_~y~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,560 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,560 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,560 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,561 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,562 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,562 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,562 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,562 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~x~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,562 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,562 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,562 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,562 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,562 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,563 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 22:24:41,563 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-15 22:24:41,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-15 22:24:41,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 22:24:41,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-15 22:24:41,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-15 22:24:41,615 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t3_funThread1of1ForFork0 ======== [2022-02-15 22:24:41,620 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=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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 [2022-02-15 22:24:41,620 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-15 22:24:41,940 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:24:41,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:24:41,946 INFO L85 PathProgramCache]: Analyzing trace with hash 2034976534, now seen corresponding path program 1 times [2022-02-15 22:24:41,952 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:24:41,953 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189885332] [2022-02-15 22:24:41,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:24:41,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:24:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:24:42,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:24:42,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:24:42,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189885332] [2022-02-15 22:24:42,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189885332] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:24:42,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:24:42,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-15 22:24:42,203 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625740875] [2022-02-15 22:24:42,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:24:42,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-15 22:24:42,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:24:42,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-15 22:24:42,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-15 22:24:42,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:42,224 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:24:42,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:24:42,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:42,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:42,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-15 22:24:42,357 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:24:42,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:24:42,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1084332472, now seen corresponding path program 1 times [2022-02-15 22:24:42,358 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:24:42,358 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247238564] [2022-02-15 22:24:42,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:24:42,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:24:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:24:42,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:24:42,529 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:24:42,529 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247238564] [2022-02-15 22:24:42,529 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247238564] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:24:42,529 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:24:42,529 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-15 22:24:42,529 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790432764] [2022-02-15 22:24:42,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:24:42,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-15 22:24:42,531 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:24:42,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-15 22:24:42,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-15 22:24:42,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:42,531 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:24:42,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.125) internal successors, (113), 8 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:24:42,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:42,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:47,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:24:47,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:47,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-15 22:24:47,128 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:24:47,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:24:47,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1599638175, now seen corresponding path program 1 times [2022-02-15 22:24:47,128 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:24:47,128 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541212049] [2022-02-15 22:24:47,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:24:47,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:24:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:24:47,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:24:47,190 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:24:47,190 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541212049] [2022-02-15 22:24:47,191 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541212049] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:24:47,191 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:24:47,191 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-15 22:24:47,191 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406247178] [2022-02-15 22:24:47,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:24:47,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 22:24:47,191 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:24:47,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 22:24:47,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 22:24:47,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:47,192 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:24:47,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:24:47,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:24:47,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:47,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:47,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:24:47,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:47,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:24:47,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-15 22:24:47,267 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:24:47,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:24:47,267 INFO L85 PathProgramCache]: Analyzing trace with hash 129116384, now seen corresponding path program 1 times [2022-02-15 22:24:47,268 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:24:47,268 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063172235] [2022-02-15 22:24:47,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:24:47,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:24:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:24:47,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:24:47,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:24:47,444 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063172235] [2022-02-15 22:24:47,444 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063172235] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:24:47,444 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:24:47,444 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-15 22:24:47,444 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525978709] [2022-02-15 22:24:47,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:24:47,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 22:24:47,445 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:24:47,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 22:24:47,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-15 22:24:47,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:47,445 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:24:47,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:24:47,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:24:47,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:47,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:24:47,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:48,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-15 22:24:48,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:48,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:24:48,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:24:48,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-15 22:24:48,136 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:24:48,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:24:48,137 INFO L85 PathProgramCache]: Analyzing trace with hash 397441293, now seen corresponding path program 1 times [2022-02-15 22:24:48,137 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:24:48,137 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160460277] [2022-02-15 22:24:48,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:24:48,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:24:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:24:48,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:24:48,216 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:24:48,216 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160460277] [2022-02-15 22:24:48,216 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160460277] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:24:48,216 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:24:48,216 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-15 22:24:48,217 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187754448] [2022-02-15 22:24:48,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:24:48,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-15 22:24:48,217 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:24:48,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-15 22:24:48,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-15 22:24:48,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:48,218 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:24:48,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:24:48,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-15 22:24:48,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:48,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:24:48,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:24:48,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:48,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-15 22:24:48,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:48,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:24:48,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:24:48,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:48,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-15 22:24:48,290 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:24:48,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:24:48,290 INFO L85 PathProgramCache]: Analyzing trace with hash -629003793, now seen corresponding path program 1 times [2022-02-15 22:24:48,290 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:24:48,290 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543145106] [2022-02-15 22:24:48,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:24:48,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:24:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:24:48,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:24:48,373 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:24:48,373 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543145106] [2022-02-15 22:24:48,373 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543145106] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:24:48,373 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:24:48,373 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-15 22:24:48,373 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163397982] [2022-02-15 22:24:48,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:24:48,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-15 22:24:48,374 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:24:48,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-15 22:24:48,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-15 22:24:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:48,374 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:24:48,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.375) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:24:48,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-15 22:24:48,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:48,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:24:48,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:24:48,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:48,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:53,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-15 22:24:53,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:53,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:24:53,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:24:53,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:24:53,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:24:53,243 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-15 22:24:53,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-15 22:24:53,266 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-02-15 22:24:53,266 INFO L309 ceAbstractionStarter]: Result for error location t3_funThread1of1ForFork0 was SAFE (1/3) [2022-02-15 22:24:53,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-15 22:24:53,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 22:24:53,269 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-15 22:24:53,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-02-15 22:24:53,308 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-15 22:24:53,308 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=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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 [2022-02-15 22:24:53,308 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-02-15 22:24:53,396 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-15 22:24:53,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:24:53,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1253064817, now seen corresponding path program 1 times [2022-02-15 22:24:53,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:24:53,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381517295] [2022-02-15 22:24:53,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:24:53,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:24:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:24:53,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:24:53,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:24:53,523 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381517295] [2022-02-15 22:24:53,523 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381517295] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:24:53,523 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:24:53,523 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-15 22:24:53,523 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247576698] [2022-02-15 22:24:53,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:24:53,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-15 22:24:53,525 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:24:53,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-15 22:24:53,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-15 22:24:53,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:53,525 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:24:53,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:24:53,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:59,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:24:59,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-15 22:24:59,941 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-15 22:24:59,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:24:59,942 INFO L85 PathProgramCache]: Analyzing trace with hash -413024175, now seen corresponding path program 1 times [2022-02-15 22:24:59,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:24:59,943 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753282712] [2022-02-15 22:24:59,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:24:59,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:24:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:24:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:24:59,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:24:59,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753282712] [2022-02-15 22:24:59,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753282712] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:24:59,983 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:24:59,983 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-15 22:24:59,983 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767259673] [2022-02-15 22:24:59,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:24:59,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 22:24:59,983 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:24:59,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 22:24:59,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 22:24:59,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:24:59,984 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:24:59,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:24:59,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:24:59,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:25:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:00,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-15 22:25:00,205 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-15 22:25:00,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:25:00,205 INFO L85 PathProgramCache]: Analyzing trace with hash 657018451, now seen corresponding path program 2 times [2022-02-15 22:25:00,205 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:25:00,205 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516307430] [2022-02-15 22:25:00,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:25:00,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:25:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:25:00,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:25:00,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:25:00,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516307430] [2022-02-15 22:25:00,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516307430] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:25:00,279 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:25:00,279 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-15 22:25:00,279 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83065275] [2022-02-15 22:25:00,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:25:00,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-15 22:25:00,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:25:00,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-15 22:25:00,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-15 22:25:00,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:00,280 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:25:00,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:25:00,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:25:00,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:00,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:00,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:25:00,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:00,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:00,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-15 22:25:00,508 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-15 22:25:00,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:25:00,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1116009355, now seen corresponding path program 1 times [2022-02-15 22:25:00,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:25:00,508 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659628977] [2022-02-15 22:25:00,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:25:00,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:25:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:25:00,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:25:00,614 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:25:00,614 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659628977] [2022-02-15 22:25:00,614 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659628977] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:25:00,614 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:25:00,614 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-15 22:25:00,615 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358226687] [2022-02-15 22:25:00,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:25:00,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-15 22:25:00,615 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:25:00,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-15 22:25:00,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-15 22:25:00,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:00,615 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:25:00,616 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:25:00,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:25:00,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:00,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:00,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:00,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:25:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:00,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-15 22:25:00,736 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-15 22:25:00,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:25:00,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1695855561, now seen corresponding path program 1 times [2022-02-15 22:25:00,737 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:25:00,737 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446871372] [2022-02-15 22:25:00,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:25:00,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:25:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:25:00,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:25:00,811 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:25:00,811 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446871372] [2022-02-15 22:25:00,811 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446871372] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:25:00,811 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:25:00,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-15 22:25:00,812 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968099809] [2022-02-15 22:25:00,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:25:00,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 22:25:00,812 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:25:00,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 22:25:00,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-15 22:25:00,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:00,813 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:25:00,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.166666666666668) internal successors, (121), 6 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:25:00,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:25:00,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:00,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:00,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:00,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:00,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:25:00,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:00,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:00,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:00,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:00,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-15 22:25:00,902 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-15 22:25:00,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:25:00,902 INFO L85 PathProgramCache]: Analyzing trace with hash -761189478, now seen corresponding path program 1 times [2022-02-15 22:25:00,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:25:00,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257864581] [2022-02-15 22:25:00,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:25:00,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:25:00,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:25:00,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:25:00,993 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:25:00,994 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257864581] [2022-02-15 22:25:00,994 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257864581] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:25:00,994 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:25:00,994 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-15 22:25:00,994 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836120501] [2022-02-15 22:25:00,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:25:00,994 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 22:25:00,994 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:25:00,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 22:25:00,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-15 22:25:00,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:00,995 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:25:00,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:25:00,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:25:00,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:00,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:00,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:00,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:00,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:01,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:25:01,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:01,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:01,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:01,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:01,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:01,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-15 22:25:01,071 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-15 22:25:01,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:25:01,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1646248084, now seen corresponding path program 1 times [2022-02-15 22:25:01,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:25:01,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681741416] [2022-02-15 22:25:01,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:25:01,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:25:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:25:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:25:01,143 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:25:01,143 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681741416] [2022-02-15 22:25:01,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681741416] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:25:01,144 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:25:01,144 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-15 22:25:01,144 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289435618] [2022-02-15 22:25:01,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:25:01,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-15 22:25:01,144 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:25:01,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-15 22:25:01,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-15 22:25:01,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:01,145 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:25:01,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.875) internal successors, (127), 8 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:25:01,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:25:01,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:01,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:01,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-15 22:25:01,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:01,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:01,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:03,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-15 22:25:03,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:03,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-15 22:25:03,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-15 22:25:03,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:03,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 22:25:03,086 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-02-15 22:25:03,086 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-02-15 22:25:03,086 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 5 remaining) [2022-02-15 22:25:03,086 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 5 remaining) [2022-02-15 22:25:03,086 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 5 remaining) [2022-02-15 22:25:03,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-15 22:25:03,088 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1] [2022-02-15 22:25:03,089 INFO L309 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE (2/3) [2022-02-15 22:25:03,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-15 22:25:03,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 22:25:03,097 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-15 22:25:03,100 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2_funThread1of1ForFork2 ======== [2022-02-15 22:25:03,100 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=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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 [2022-02-15 22:25:03,101 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-15 22:25:03,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-02-15 22:25:03,177 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:25:03,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:25:03,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1179462376, now seen corresponding path program 1 times [2022-02-15 22:25:03,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:25:03,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969435469] [2022-02-15 22:25:03,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:25:03,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:25:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:25:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:25:03,232 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:25:03,232 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969435469] [2022-02-15 22:25:03,232 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969435469] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:25:03,232 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:25:03,233 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-15 22:25:03,233 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201160865] [2022-02-15 22:25:03,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:25:03,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-15 22:25:03,233 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:25:03,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-15 22:25:03,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-15 22:25:03,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:03,233 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:25:03,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:25:03,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:05,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:25:05,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-15 22:25:05,717 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:25:05,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:25:05,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1240312019, now seen corresponding path program 1 times [2022-02-15 22:25:05,718 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:25:05,718 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990590914] [2022-02-15 22:25:05,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:25:05,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:25:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:25:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:25:05,749 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:25:05,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990590914] [2022-02-15 22:25:05,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990590914] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:25:05,750 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:25:05,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-15 22:25:05,750 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605089037] [2022-02-15 22:25:05,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:25:05,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 22:25:05,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:25:05,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 22:25:05,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 22:25:05,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:05,751 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:25:05,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:25:05,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:25:05,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:06,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:25:06,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:06,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-15 22:25:06,108 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:25:06,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:25:06,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1204985844, now seen corresponding path program 1 times [2022-02-15 22:25:06,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:25:06,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87946828] [2022-02-15 22:25:06,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:25:06,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:25:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:25:06,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:25:06,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:25:06,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87946828] [2022-02-15 22:25:06,186 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87946828] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:25:06,186 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:25:06,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-15 22:25:06,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542555187] [2022-02-15 22:25:06,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:25:06,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-15 22:25:06,187 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:25:06,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-15 22:25:06,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-15 22:25:06,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:06,188 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:25:06,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 7 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:25:06,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:25:06,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:06,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:06,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:25:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 22:25:06,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-15 22:25:06,263 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:25:06,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:25:06,263 INFO L85 PathProgramCache]: Analyzing trace with hash 635802621, now seen corresponding path program 1 times [2022-02-15 22:25:06,263 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:25:06,263 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407195309] [2022-02-15 22:25:06,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:25:06,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:25:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:25:06,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:25:06,351 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:25:06,351 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407195309] [2022-02-15 22:25:06,351 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407195309] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:25:06,351 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:25:06,351 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-15 22:25:06,351 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736698624] [2022-02-15 22:25:06,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:25:06,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 22:25:06,352 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:25:06,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 22:25:06,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-15 22:25:06,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:06,352 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:25:06,352 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.166666666666668) internal successors, (139), 6 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:25:06,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:25:06,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:06,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-15 22:25:06,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:06,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:25:06,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:06,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 22:25:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:06,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-15 22:25:06,416 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:25:06,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:25:06,416 INFO L85 PathProgramCache]: Analyzing trace with hash -402913121, now seen corresponding path program 1 times [2022-02-15 22:25:06,416 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:25:06,416 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765784092] [2022-02-15 22:25:06,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:25:06,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:25:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:25:06,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:25:06,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:25:06,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765784092] [2022-02-15 22:25:06,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765784092] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:25:06,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:25:06,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-15 22:25:06,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415183556] [2022-02-15 22:25:06,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:25:06,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-15 22:25:06,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:25:06,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-15 22:25:06,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-15 22:25:06,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:06,460 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:25:06,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:25:06,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:25:06,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:06,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-15 22:25:06,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:06,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:25:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 22:25:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-15 22:25:06,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-15 22:25:06,700 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 22:25:06,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 22:25:06,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1661454207, now seen corresponding path program 1 times [2022-02-15 22:25:06,701 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 22:25:06,701 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337180705] [2022-02-15 22:25:06,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 22:25:06,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 22:25:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 22:25:06,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 22:25:06,760 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 22:25:06,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337180705] [2022-02-15 22:25:06,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337180705] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 22:25:06,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 22:25:06,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-15 22:25:06,761 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623767741] [2022-02-15 22:25:06,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 22:25:06,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 22:25:06,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 22:25:06,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 22:25:06,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-15 22:25:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:06,761 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 22:25:06,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.5) internal successors, (135), 6 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 22:25:06,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:25:06,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:06,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-15 22:25:06,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:06,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-15 22:25:06,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 22:25:08,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-15 22:25:08,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 22:25:08,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 22:25:08,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:08,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-15 22:25:08,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 22:25:08,352 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-15 22:25:08,352 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-15 22:25:08,353 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-02-15 22:25:08,353 INFO L309 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork2 was SAFE (3/3) [2022-02-15 22:25:08,354 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-15 22:25:08,354 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-15 22:25:08,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.02 10:25:08 BasicIcfg [2022-02-15 22:25:08,356 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-15 22:25:08,357 INFO L158 Benchmark]: Toolchain (without parser) took 27569.68ms. Allocated memory was 211.8MB in the beginning and 6.9GB in the end (delta: 6.6GB). Free memory was 160.3MB in the beginning and 5.4GB in the end (delta: -5.3GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2022-02-15 22:25:08,357 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 211.8MB. Free memory is still 178.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-15 22:25:08,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.90ms. Allocated memory is still 211.8MB. Free memory was 160.0MB in the beginning and 179.6MB in the end (delta: -19.6MB). Peak memory consumption was 12.5MB. Max. memory is 8.0GB. [2022-02-15 22:25:08,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.87ms. Allocated memory is still 211.8MB. Free memory was 179.6MB in the beginning and 176.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-15 22:25:08,357 INFO L158 Benchmark]: Boogie Preprocessor took 23.65ms. Allocated memory is still 211.8MB. Free memory was 176.9MB in the beginning and 175.8MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-15 22:25:08,357 INFO L158 Benchmark]: RCFGBuilder took 353.82ms. Allocated memory is still 211.8MB. Free memory was 175.4MB in the beginning and 159.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-02-15 22:25:08,358 INFO L158 Benchmark]: TraceAbstraction took 26858.20ms. Allocated memory was 211.8MB in the beginning and 6.9GB in the end (delta: 6.6GB). Free memory was 158.6MB in the beginning and 5.4GB in the end (delta: -5.3GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2022-02-15 22:25:08,358 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 211.8MB. Free memory is still 178.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 300.90ms. Allocated memory is still 211.8MB. Free memory was 160.0MB in the beginning and 179.6MB in the end (delta: -19.6MB). Peak memory consumption was 12.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.87ms. Allocated memory is still 211.8MB. Free memory was 179.6MB in the beginning and 176.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.65ms. Allocated memory is still 211.8MB. Free memory was 176.9MB in the beginning and 175.8MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 353.82ms. Allocated memory is still 211.8MB. Free memory was 175.4MB in the beginning and 159.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 26858.20ms. Allocated memory was 211.8MB in the beginning and 6.9GB in the end (delta: 6.6GB). Free memory was 158.6MB in the beginning and 5.4GB in the end (delta: -5.3GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 543867, positive: 523953, positive conditional: 514778, positive unconditional: 9175, negative: 19914, negative conditional: 19809, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 538442, positive: 523953, positive conditional: 514778, positive unconditional: 9175, negative: 14489, negative conditional: 14384, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 538442, positive: 523953, positive conditional: 514778, positive unconditional: 9175, negative: 14489, negative conditional: 14384, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 579318, positive: 523953, positive conditional: 514660, positive unconditional: 9293, negative: 55365, negative conditional: 40876, negative unconditional: 14489, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 579318, positive: 523953, positive conditional: 126073, positive unconditional: 397880, negative: 55365, negative conditional: 3279, negative unconditional: 52086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579318, positive: 523953, positive conditional: 126073, positive unconditional: 397880, negative: 55365, negative conditional: 3279, negative unconditional: 52086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9370, positive: 9213, positive conditional: 38, positive unconditional: 9175, negative: 157, negative conditional: 52, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9370, positive: 9087, positive conditional: 0, positive unconditional: 9087, negative: 283, negative conditional: 0, negative unconditional: 283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 283, positive: 126, positive conditional: 38, positive unconditional: 88, negative: 157, negative conditional: 52, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 193, positive conditional: 45, positive unconditional: 148, negative: 226, negative conditional: 51, negative unconditional: 175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 579318, positive: 514740, positive conditional: 126035, positive unconditional: 388705, negative: 55208, negative conditional: 3227, negative unconditional: 51981, unknown: 9370, unknown conditional: 90, unknown unconditional: 9280] , Statistics on independence cache: Total cache size (in pairs): 9370, Positive cache size: 9213, Positive conditional cache size: 38, Positive unconditional cache size: 9175, Negative cache size: 157, Negative conditional cache size: 52, Negative unconditional cache size: 105, Eliminated conditions: 426184, Maximal queried relation: 5, Independence queries for same thread: 5425 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.0s, Number of persistent set computation: 62701, Number of trivial persistent sets: 29661, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9280, positive: 9175, positive conditional: 0, positive unconditional: 9175, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 543867, positive: 523953, positive conditional: 514778, positive unconditional: 9175, negative: 19914, negative conditional: 19809, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 538442, positive: 523953, positive conditional: 514778, positive unconditional: 9175, negative: 14489, negative conditional: 14384, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 538442, positive: 523953, positive conditional: 514778, positive unconditional: 9175, negative: 14489, negative conditional: 14384, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 579318, positive: 523953, positive conditional: 514660, positive unconditional: 9293, negative: 55365, negative conditional: 40876, negative unconditional: 14489, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 579318, positive: 523953, positive conditional: 126073, positive unconditional: 397880, negative: 55365, negative conditional: 3279, negative unconditional: 52086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579318, positive: 523953, positive conditional: 126073, positive unconditional: 397880, negative: 55365, negative conditional: 3279, negative unconditional: 52086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9370, positive: 9213, positive conditional: 38, positive unconditional: 9175, negative: 157, negative conditional: 52, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9370, positive: 9087, positive conditional: 0, positive unconditional: 9087, negative: 283, negative conditional: 0, negative unconditional: 283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 283, positive: 126, positive conditional: 38, positive unconditional: 88, negative: 157, negative conditional: 52, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 193, positive conditional: 45, positive unconditional: 148, negative: 226, negative conditional: 51, negative unconditional: 175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 579318, positive: 514740, positive conditional: 126035, positive unconditional: 388705, negative: 55208, negative conditional: 3227, negative unconditional: 51981, unknown: 9370, unknown conditional: 90, unknown unconditional: 9280] , Statistics on independence cache: Total cache size (in pairs): 9370, Positive cache size: 9213, Positive conditional cache size: 38, Positive unconditional cache size: 9175, Negative cache size: 157, Negative conditional cache size: 52, Negative unconditional cache size: 105, Eliminated conditions: 426184, Maximal queried relation: 5, Independence queries for same thread: 5425 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 586892, positive: 557361, positive conditional: 548950, positive unconditional: 8411, negative: 29531, negative conditional: 29419, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 578440, positive: 557361, positive conditional: 548950, positive unconditional: 8411, negative: 21079, negative conditional: 20967, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 578440, positive: 557361, positive conditional: 548950, positive unconditional: 8411, negative: 21079, negative conditional: 20967, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 607451, positive: 557361, positive conditional: 548826, positive unconditional: 8535, negative: 50090, negative conditional: 29011, negative unconditional: 21079, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 607451, positive: 557361, positive conditional: 120395, positive unconditional: 436966, negative: 50090, negative conditional: 5922, negative unconditional: 44168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 607451, positive: 557361, positive conditional: 120395, positive unconditional: 436966, negative: 50090, negative conditional: 5922, negative unconditional: 44168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8598, positive: 8432, positive conditional: 21, positive unconditional: 8411, negative: 166, negative conditional: 54, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8598, positive: 8317, positive conditional: 0, positive unconditional: 8317, negative: 281, negative conditional: 0, negative unconditional: 281, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 281, positive: 115, positive conditional: 21, positive unconditional: 94, negative: 166, negative conditional: 54, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 365, positive: 169, positive conditional: 35, positive unconditional: 134, negative: 197, negative conditional: 70, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 607451, positive: 548929, positive conditional: 120374, positive unconditional: 428555, negative: 49924, negative conditional: 5868, negative unconditional: 44056, unknown: 8598, unknown conditional: 75, unknown unconditional: 8523] , Statistics on independence cache: Total cache size (in pairs): 8598, Positive cache size: 8432, Positive conditional cache size: 21, Positive unconditional cache size: 8411, Negative cache size: 166, Negative conditional cache size: 54, Negative unconditional cache size: 112, Eliminated conditions: 451520, Maximal queried relation: 6, Independence queries for same thread: 8452 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.0s, Number of persistent set computation: 81707, Number of trivial persistent sets: 38976, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8523, positive: 8411, positive conditional: 0, positive unconditional: 8411, negative: 112, negative conditional: 0, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 586892, positive: 557361, positive conditional: 548950, positive unconditional: 8411, negative: 29531, negative conditional: 29419, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 578440, positive: 557361, positive conditional: 548950, positive unconditional: 8411, negative: 21079, negative conditional: 20967, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 578440, positive: 557361, positive conditional: 548950, positive unconditional: 8411, negative: 21079, negative conditional: 20967, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 607451, positive: 557361, positive conditional: 548826, positive unconditional: 8535, negative: 50090, negative conditional: 29011, negative unconditional: 21079, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 607451, positive: 557361, positive conditional: 120395, positive unconditional: 436966, negative: 50090, negative conditional: 5922, negative unconditional: 44168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 607451, positive: 557361, positive conditional: 120395, positive unconditional: 436966, negative: 50090, negative conditional: 5922, negative unconditional: 44168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8598, positive: 8432, positive conditional: 21, positive unconditional: 8411, negative: 166, negative conditional: 54, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8598, positive: 8317, positive conditional: 0, positive unconditional: 8317, negative: 281, negative conditional: 0, negative unconditional: 281, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 281, positive: 115, positive conditional: 21, positive unconditional: 94, negative: 166, negative conditional: 54, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 365, positive: 169, positive conditional: 35, positive unconditional: 134, negative: 197, negative conditional: 70, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 607451, positive: 548929, positive conditional: 120374, positive unconditional: 428555, negative: 49924, negative conditional: 5868, negative unconditional: 44056, unknown: 8598, unknown conditional: 75, unknown unconditional: 8523] , Statistics on independence cache: Total cache size (in pairs): 8598, Positive cache size: 8432, Positive conditional cache size: 21, Positive unconditional cache size: 8411, Negative cache size: 166, Negative conditional cache size: 54, Negative unconditional cache size: 112, Eliminated conditions: 451520, Maximal queried relation: 6, Independence queries for same thread: 8452 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 362756, positive: 348731, positive conditional: 339626, positive unconditional: 9105, negative: 14025, negative conditional: 13919, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 360187, positive: 348731, positive conditional: 339626, positive unconditional: 9105, negative: 11456, negative conditional: 11350, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 360187, positive: 348731, positive conditional: 339626, positive unconditional: 9105, negative: 11456, negative conditional: 11350, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 376881, positive: 348731, positive conditional: 339539, positive unconditional: 9192, negative: 28150, negative conditional: 16694, negative unconditional: 11456, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 376881, positive: 348731, positive conditional: 120769, positive unconditional: 227962, negative: 28150, negative conditional: 3676, negative unconditional: 24474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 376881, positive: 348731, positive conditional: 120769, positive unconditional: 227962, negative: 28150, negative conditional: 3676, negative unconditional: 24474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9319, positive: 9151, positive conditional: 46, positive unconditional: 9105, negative: 168, negative conditional: 62, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9319, positive: 9019, positive conditional: 0, positive unconditional: 9019, negative: 300, negative conditional: 0, negative unconditional: 300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 300, positive: 132, positive conditional: 46, positive unconditional: 86, negative: 168, negative conditional: 62, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 264, positive: 122, positive conditional: 40, positive unconditional: 82, negative: 142, negative conditional: 48, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 376881, positive: 339580, positive conditional: 120723, positive unconditional: 218857, negative: 27982, negative conditional: 3614, negative unconditional: 24368, unknown: 9319, unknown conditional: 108, unknown unconditional: 9211] , Statistics on independence cache: Total cache size (in pairs): 9319, Positive cache size: 9151, Positive conditional cache size: 46, Positive unconditional cache size: 9105, Negative cache size: 168, Negative conditional cache size: 62, Negative unconditional cache size: 106, Eliminated conditions: 231788, Maximal queried relation: 5, Independence queries for same thread: 2569 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.0s, Number of persistent set computation: 52685, Number of trivial persistent sets: 23184, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9211, positive: 9105, positive conditional: 0, positive unconditional: 9105, negative: 106, negative conditional: 0, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 362756, positive: 348731, positive conditional: 339626, positive unconditional: 9105, negative: 14025, negative conditional: 13919, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 360187, positive: 348731, positive conditional: 339626, positive unconditional: 9105, negative: 11456, negative conditional: 11350, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 360187, positive: 348731, positive conditional: 339626, positive unconditional: 9105, negative: 11456, negative conditional: 11350, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 376881, positive: 348731, positive conditional: 339539, positive unconditional: 9192, negative: 28150, negative conditional: 16694, negative unconditional: 11456, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 376881, positive: 348731, positive conditional: 120769, positive unconditional: 227962, negative: 28150, negative conditional: 3676, negative unconditional: 24474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 376881, positive: 348731, positive conditional: 120769, positive unconditional: 227962, negative: 28150, negative conditional: 3676, negative unconditional: 24474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9319, positive: 9151, positive conditional: 46, positive unconditional: 9105, negative: 168, negative conditional: 62, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9319, positive: 9019, positive conditional: 0, positive unconditional: 9019, negative: 300, negative conditional: 0, negative unconditional: 300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 300, positive: 132, positive conditional: 46, positive unconditional: 86, negative: 168, negative conditional: 62, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 264, positive: 122, positive conditional: 40, positive unconditional: 82, negative: 142, negative conditional: 48, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 376881, positive: 339580, positive conditional: 120723, positive unconditional: 218857, negative: 27982, negative conditional: 3614, negative unconditional: 24368, unknown: 9319, unknown conditional: 108, unknown unconditional: 9211] , Statistics on independence cache: Total cache size (in pairs): 9319, Positive cache size: 9151, Positive conditional cache size: 46, Positive unconditional cache size: 9105, Negative cache size: 168, Negative conditional cache size: 62, Negative unconditional cache size: 106, Eliminated conditions: 231788, Maximal queried relation: 5, Independence queries for same thread: 2569 - 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 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t3_funThread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 237 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 11.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 10.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 634 NumberOfCodeBlocks, 634 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 628 ConstructedInterpolants, 0 QuantifiedInterpolants, 2268 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 237 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 9.8s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 9.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 790 NumberOfCodeBlocks, 790 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 783 ConstructedInterpolants, 0 QuantifiedInterpolants, 2763 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t2_funThread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 237 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 4.9s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 680 NumberOfCodeBlocks, 680 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 674 ConstructedInterpolants, 0 QuantifiedInterpolants, 1799 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-15 22:25:08,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2022-02-15 22:25:08,615 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-02-15 22:25:08,797 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-02-15 22:25:08,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...