/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-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_68-pfscan_protected_loop_minimal_interval_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-11 02:57:17,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-11 02:57:17,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-11 02:57:17,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-11 02:57:17,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-11 02:57:17,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-11 02:57:17,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-11 02:57:17,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-11 02:57:17,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-11 02:57:17,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-11 02:57:17,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-11 02:57:17,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-11 02:57:17,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-11 02:57:17,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-11 02:57:17,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-11 02:57:17,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-11 02:57:17,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-11 02:57:17,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-11 02:57:17,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-11 02:57:17,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-11 02:57:17,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-11 02:57:17,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-11 02:57:17,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-11 02:57:17,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-11 02:57:17,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-11 02:57:17,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-11 02:57:17,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-11 02:57:17,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-11 02:57:17,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-11 02:57:17,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-11 02:57:17,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-11 02:57:17,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-11 02:57:17,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-11 02:57:17,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-11 02:57:17,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-11 02:57:17,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-11 02:57:17,841 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-NewStatesSleepPersistent-NoLbe.epf [2022-02-11 02:57:17,860 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-11 02:57:17,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-11 02:57:17,861 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-11 02:57:17,861 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-11 02:57:17,861 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-11 02:57:17,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-11 02:57:17,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-11 02:57:17,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-11 02:57:17,862 INFO L138 SettingsManager]: * Use SBE=true [2022-02-11 02:57:17,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-11 02:57:17,862 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-11 02:57:17,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-11 02:57:17,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-11 02:57:17,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-11 02:57:17,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-11 02:57:17,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-11 02:57:17,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-11 02:57:17,863 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-11 02:57:17,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-11 02:57:17,865 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-11 02:57:17,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-11 02:57:17,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-11 02:57:17,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-11 02:57:17,866 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-11 02:57:17,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-11 02:57:17,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 02:57:17,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-11 02:57:17,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-11 02:57:17,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-11 02:57:17,867 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-11 02:57:17,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-11 02:57:17,867 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-11 02:57:17,867 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-11 02:57:17,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-11 02:57:17,868 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-11 02:57:17,868 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2022-02-11 02:57:17,868 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-11 02:57:18,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-11 02:57:18,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-11 02:57:18,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-11 02:57:18,067 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-11 02:57:18,068 INFO L275 PluginConnector]: CDTParser initialized [2022-02-11 02:57:18,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_68-pfscan_protected_loop_minimal_interval_true.i [2022-02-11 02:57:18,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f398841b7/26de3fe1058c482abf1d15b3e7905a97/FLAG07c1032c0 [2022-02-11 02:57:18,559 INFO L306 CDTParser]: Found 1 translation units. [2022-02-11 02:57:18,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_68-pfscan_protected_loop_minimal_interval_true.i [2022-02-11 02:57:18,578 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f398841b7/26de3fe1058c482abf1d15b3e7905a97/FLAG07c1032c0 [2022-02-11 02:57:18,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f398841b7/26de3fe1058c482abf1d15b3e7905a97 [2022-02-11 02:57:18,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-11 02:57:18,593 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-11 02:57:18,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-11 02:57:18,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-11 02:57:18,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-11 02:57:18,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 02:57:18" (1/1) ... [2022-02-11 02:57:18,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7433b298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:18, skipping insertion in model container [2022-02-11 02:57:18,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 02:57:18" (1/1) ... [2022-02-11 02:57:18,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-11 02:57:18,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-11 02:57:18,819 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/13-privatized_68-pfscan_protected_loop_minimal_interval_true.i[1115,1128] [2022-02-11 02:57:18,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 02:57:18,967 INFO L203 MainTranslator]: Completed pre-run [2022-02-11 02:57:18,976 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/13-privatized_68-pfscan_protected_loop_minimal_interval_true.i[1115,1128] [2022-02-11 02:57:19,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 02:57:19,029 INFO L208 MainTranslator]: Completed translation [2022-02-11 02:57:19,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19 WrapperNode [2022-02-11 02:57:19,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-11 02:57:19,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-11 02:57:19,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-11 02:57:19,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-11 02:57:19,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19" (1/1) ... [2022-02-11 02:57:19,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19" (1/1) ... [2022-02-11 02:57:19,079 INFO L137 Inliner]: procedures = 165, calls = 35, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 118 [2022-02-11 02:57:19,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-11 02:57:19,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-11 02:57:19,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-11 02:57:19,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-11 02:57:19,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19" (1/1) ... [2022-02-11 02:57:19,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19" (1/1) ... [2022-02-11 02:57:19,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19" (1/1) ... [2022-02-11 02:57:19,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19" (1/1) ... [2022-02-11 02:57:19,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19" (1/1) ... [2022-02-11 02:57:19,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19" (1/1) ... [2022-02-11 02:57:19,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19" (1/1) ... [2022-02-11 02:57:19,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-11 02:57:19,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-11 02:57:19,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-11 02:57:19,111 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-11 02:57:19,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19" (1/1) ... [2022-02-11 02:57:19,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 02:57:19,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:19,137 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) [2022-02-11 02:57:19,157 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 [2022-02-11 02:57:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-11 02:57:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure worker [2022-02-11 02:57:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure worker [2022-02-11 02:57:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-11 02:57:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-11 02:57:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-11 02:57:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-11 02:57:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-11 02:57:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-11 02:57:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-11 02:57:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-11 02:57:19,175 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-11 02:57:19,297 INFO L234 CfgBuilder]: Building ICFG [2022-02-11 02:57:19,298 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-11 02:57:19,501 INFO L275 CfgBuilder]: Performing block encoding [2022-02-11 02:57:19,506 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-11 02:57:19,507 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-02-11 02:57:19,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 02:57:19 BoogieIcfgContainer [2022-02-11 02:57:19,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-11 02:57:19,509 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-11 02:57:19,509 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-11 02:57:19,512 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-11 02:57:19,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.02 02:57:18" (1/3) ... [2022-02-11 02:57:19,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aa41dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 02:57:19, skipping insertion in model container [2022-02-11 02:57:19,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:19" (2/3) ... [2022-02-11 02:57:19,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aa41dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 02:57:19, skipping insertion in model container [2022-02-11 02:57:19,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 02:57:19" (3/3) ... [2022-02-11 02:57:19,513 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_68-pfscan_protected_loop_minimal_interval_true.i [2022-02-11 02:57:19,517 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-11 02:57:19,517 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-11 02:57:19,517 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-11 02:57:19,517 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-11 02:57:19,549 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,549 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,549 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,549 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,550 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,550 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,550 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,550 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,550 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,550 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,550 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,550 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,551 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#in~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,551 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#in~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,551 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#in~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,551 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#in~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,551 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,551 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,551 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,551 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,551 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,552 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,552 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,552 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,552 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,552 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,552 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,552 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,552 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,552 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,552 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,552 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#in~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#in~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#in~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,553 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#in~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,554 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,554 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,554 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,554 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,554 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,554 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,554 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,555 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,555 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,555 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,555 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,555 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,555 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,555 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,555 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,555 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,556 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,556 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,556 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,556 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,556 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,556 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,556 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,556 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,556 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,557 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,557 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,557 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,557 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,557 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,557 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,557 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,558 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,558 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,558 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,558 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,558 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,558 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,558 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,558 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,558 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,559 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,559 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,559 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,559 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,559 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,559 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,559 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,559 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,560 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,560 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,560 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,560 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,560 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,560 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,560 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,560 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,561 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,561 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,561 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,561 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,561 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,561 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,561 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,561 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,561 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,562 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,562 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,562 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,562 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,562 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,562 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,562 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,562 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,563 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,563 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,563 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,563 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,563 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,564 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,564 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,564 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,564 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,564 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,564 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,564 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,564 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,564 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,564 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,565 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,565 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,565 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,565 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,565 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,565 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,565 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,566 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,566 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,566 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,566 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,566 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,566 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,566 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,566 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,566 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,567 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,567 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,567 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,567 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,567 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,567 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,567 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,567 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,568 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,568 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,568 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,568 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,568 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,569 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,569 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,569 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,569 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,569 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,569 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,569 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,569 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,573 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,573 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,573 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,573 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,573 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,574 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#in~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,575 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,575 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,575 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,575 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,575 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,575 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,575 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,575 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,576 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,576 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,576 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#in~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,576 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,576 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,576 WARN L322 ript$VariableManager]: TermVariable |workerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:19,578 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-11 02:57:19,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:57:19,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:19,620 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) [2022-02-11 02:57:19,621 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 [2022-02-11 02:57:19,681 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == workerThread1of1ForFork0 ======== [2022-02-11 02:57:19,686 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, 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 [2022-02-11 02:57:19,686 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-11 02:57:19,834 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting workerErr1ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:57:19,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:19,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1865521660, now seen corresponding path program 1 times [2022-02-11 02:57:19,846 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:19,846 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478010234] [2022-02-11 02:57:19,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:19,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:20,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:20,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:20,029 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478010234] [2022-02-11 02:57:20,029 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478010234] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:20,030 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:20,030 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 02:57:20,031 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060678159] [2022-02-11 02:57:20,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:20,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 02:57:20,035 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:20,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 02:57:20,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 02:57:20,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:20,058 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:20,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:57:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:20,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:20,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-11 02:57:20,079 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting workerErr1ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:57:20,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:20,080 INFO L85 PathProgramCache]: Analyzing trace with hash 326788120, now seen corresponding path program 1 times [2022-02-11 02:57:20,080 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:20,080 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983440863] [2022-02-11 02:57:20,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:20,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:20,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:20,232 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:20,232 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983440863] [2022-02-11 02:57:20,232 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983440863] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:20,233 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:20,233 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-11 02:57:20,233 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168551617] [2022-02-11 02:57:20,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:20,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-11 02:57:20,234 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:20,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-11 02:57:20,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-11 02:57:20,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:20,235 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:20,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:57:20,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:20,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-11 02:57:20,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-11 02:57:20,524 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting workerErr1ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:57:20,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:20,525 INFO L85 PathProgramCache]: Analyzing trace with hash 489359410, now seen corresponding path program 1 times [2022-02-11 02:57:20,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:20,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92508368] [2022-02-11 02:57:20,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:20,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:20,898 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-11 02:57:20,898 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:20,899 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92508368] [2022-02-11 02:57:20,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92508368] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:20,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:20,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-11 02:57:20,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368538084] [2022-02-11 02:57:20,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:20,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-11 02:57:20,901 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:20,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-11 02:57:20,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-11 02:57:20,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:20,903 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:20,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.4) internal successors, (111), 15 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) [2022-02-11 02:57:20,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:20,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-11 02:57:20,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:21,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:21,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:21,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-11 02:57:21,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-11 02:57:21,832 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:57:21,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:21,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1505738330, now seen corresponding path program 1 times [2022-02-11 02:57:21,833 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:21,833 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505153588] [2022-02-11 02:57:21,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:21,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:22,110 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-02-11 02:57:22,111 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:22,111 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505153588] [2022-02-11 02:57:22,114 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505153588] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:22,114 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:22,114 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-11 02:57:22,114 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990023563] [2022-02-11 02:57:22,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:22,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-11 02:57:22,117 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:22,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-11 02:57:22,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2022-02-11 02:57:22,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,119 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:22,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.866666666666666) internal successors, (118), 15 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:57:22,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:22,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-02-11 02:57:22,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:22,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-11 02:57:22,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-11 02:57:22,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-11 02:57:22,382 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:57:22,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:22,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1938685600, now seen corresponding path program 1 times [2022-02-11 02:57:22,382 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:22,382 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211285842] [2022-02-11 02:57:22,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:22,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:22,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:22,532 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:22,532 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211285842] [2022-02-11 02:57:22,532 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211285842] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:22,533 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:22,533 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-11 02:57:22,533 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229761041] [2022-02-11 02:57:22,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:22,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-11 02:57:22,533 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:22,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-11 02:57:22,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-11 02:57:22,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,534 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:22,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.066666666666666) internal successors, (61), 15 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:57:22,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:22,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-02-11 02:57:22,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-11 02:57:22,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:23,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-11 02:57:23,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:23,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:23,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-11 02:57:23,059 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:57:23,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:23,060 INFO L85 PathProgramCache]: Analyzing trace with hash 729736468, now seen corresponding path program 1 times [2022-02-11 02:57:23,060 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:23,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720918234] [2022-02-11 02:57:23,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:23,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:23,196 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-11 02:57:23,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:23,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720918234] [2022-02-11 02:57:23,196 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720918234] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:23,196 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:23,197 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-11 02:57:23,197 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557040358] [2022-02-11 02:57:23,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:23,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-11 02:57:23,197 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:23,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-11 02:57:23,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-02-11 02:57:23,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,198 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:23,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:57:23,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:23,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-11 02:57:23,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:23,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:23,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:23,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-11 02:57:23,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:23,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-11 02:57:23,400 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:57:23,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:23,401 INFO L85 PathProgramCache]: Analyzing trace with hash -2102052921, now seen corresponding path program 1 times [2022-02-11 02:57:23,401 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:23,401 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289007817] [2022-02-11 02:57:23,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:23,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:23,605 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:23,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:23,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289007817] [2022-02-11 02:57:23,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289007817] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:23,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1054373886] [2022-02-11 02:57:23,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:23,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:23,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:23,608 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:57:23,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-11 02:57:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:23,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 34 conjunts are in the unsatisfiable core [2022-02-11 02:57:23,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:57:24,323 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-11 02:57:24,530 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-02-11 02:57:24,568 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:24,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:57:24,975 INFO L353 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2022-02-11 02:57:24,975 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 32 [2022-02-11 02:57:25,106 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:25,106 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1054373886] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:57:25,106 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:57:25,106 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 16] total 36 [2022-02-11 02:57:25,107 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795539857] [2022-02-11 02:57:25,107 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:57:25,107 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-02-11 02:57:25,107 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:25,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-02-11 02:57:25,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1110, Unknown=0, NotChecked=0, Total=1260 [2022-02-11 02:57:25,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:25,108 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:25,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 6.805555555555555) internal successors, (245), 36 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:57:25,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:25,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:25,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-11 02:57:25,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:25,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:25,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:25,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:26,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:26,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:26,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-11 02:57:26,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:26,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:26,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:26,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-11 02:57:26,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-11 02:57:26,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-02-11 02:57:26,376 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:57:26,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:26,376 INFO L85 PathProgramCache]: Analyzing trace with hash 909053535, now seen corresponding path program 1 times [2022-02-11 02:57:26,376 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:26,376 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759760483] [2022-02-11 02:57:26,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:26,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:26,663 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:26,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:26,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759760483] [2022-02-11 02:57:26,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759760483] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:26,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936712387] [2022-02-11 02:57:26,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:26,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:26,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:26,665 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:57:26,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-11 02:57:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:26,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 42 conjunts are in the unsatisfiable core [2022-02-11 02:57:26,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:57:27,473 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-11 02:57:27,961 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2022-02-11 02:57:28,043 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-11 02:57:28,063 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:28,064 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:57:28,698 INFO L353 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2022-02-11 02:57:28,700 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 32 [2022-02-11 02:57:28,824 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:28,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [936712387] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:57:28,824 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:57:28,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18, 17] total 44 [2022-02-11 02:57:28,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022449014] [2022-02-11 02:57:28,825 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:57:28,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2022-02-11 02:57:28,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:28,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2022-02-11 02:57:28,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=1677, Unknown=0, NotChecked=0, Total=1892 [2022-02-11 02:57:28,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:28,827 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:28,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 7.181818181818182) internal successors, (316), 44 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:57:28,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:28,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:28,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-11 02:57:28,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:28,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:28,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:28,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-02-11 02:57:28,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:30,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:30,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:30,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-11 02:57:30,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:30,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:30,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:30,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-11 02:57:30,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-11 02:57:30,402 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-11 02:57:30,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:30,588 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:57:30,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:30,588 INFO L85 PathProgramCache]: Analyzing trace with hash 2017613786, now seen corresponding path program 1 times [2022-02-11 02:57:30,588 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:30,588 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838796863] [2022-02-11 02:57:30,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:30,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:30,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:30,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:30,898 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838796863] [2022-02-11 02:57:30,898 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838796863] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:30,898 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:30,898 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-11 02:57:30,898 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716729521] [2022-02-11 02:57:30,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:30,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-11 02:57:30,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:30,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-11 02:57:30,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-02-11 02:57:30,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:30,899 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:30,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 3.857142857142857) internal successors, (81), 21 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:57:30,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:30,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:30,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-02-11 02:57:30,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:30,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:30,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:30,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-02-11 02:57:30,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-02-11 02:57:30,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:31,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:31,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:31,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-11 02:57:31,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:31,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:31,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:31,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-11 02:57:31,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-11 02:57:31,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-11 02:57:31,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-11 02:57:31,705 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:57:31,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:31,706 INFO L85 PathProgramCache]: Analyzing trace with hash -154723924, now seen corresponding path program 1 times [2022-02-11 02:57:31,706 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:31,706 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201941540] [2022-02-11 02:57:31,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:31,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:32,176 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:32,177 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:32,177 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201941540] [2022-02-11 02:57:32,177 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201941540] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:32,177 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145967220] [2022-02-11 02:57:32,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:32,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:32,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:32,178 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:57:32,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-11 02:57:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:32,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 56 conjunts are in the unsatisfiable core [2022-02-11 02:57:32,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:57:32,398 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-11 02:57:32,399 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-02-11 02:57:32,517 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-11 02:57:32,608 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-11 02:57:33,111 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-11 02:57:33,508 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-11 02:57:33,568 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-11 02:57:33,595 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:33,595 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:57:54,263 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_265 (Array Int Int))) (<= 0 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#tid~0#1.base| v_ArrVal_265) |c_~#pqb~0.base|) |c_~#pqb~0.offset|) 1))) is different from false [2022-02-11 02:57:54,295 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-11 02:57:54,295 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 21 [2022-02-11 02:57:54,302 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-11 02:57:54,302 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 37 [2022-02-11 02:57:54,306 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-02-11 02:57:54,512 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-02-11 02:57:54,513 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-02-11 02:57:54,521 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:54,521 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2145967220] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:54,521 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-11 02:57:54,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [28, 22] total 64 [2022-02-11 02:57:54,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292263273] [2022-02-11 02:57:54,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:54,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-11 02:57:54,522 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:54,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-11 02:57:54,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=415, Invalid=3490, Unknown=5, NotChecked=122, Total=4032 [2022-02-11 02:57:54,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:54,524 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:54,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.818181818181818) internal successors, (106), 22 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) [2022-02-11 02:57:54,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:54,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:54,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-02-11 02:57:54,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:54,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:54,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:54,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-02-11 02:57:54,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-02-11 02:57:54,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-02-11 02:57:54,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:54,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-11 02:57:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-11 02:57:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-11 02:57:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-11 02:57:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-11 02:57:54,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-02-11 02:57:55,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:55,176 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:57:55,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:55,176 INFO L85 PathProgramCache]: Analyzing trace with hash 490924190, now seen corresponding path program 1 times [2022-02-11 02:57:55,176 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:55,176 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047977757] [2022-02-11 02:57:55,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:55,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:55,320 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-02-11 02:57:55,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:55,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047977757] [2022-02-11 02:57:55,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047977757] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:55,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [595961983] [2022-02-11 02:57:55,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:55,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:55,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:55,322 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:57:55,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-11 02:57:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:55,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 34 conjunts are in the unsatisfiable core [2022-02-11 02:57:55,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:57:56,100 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-11 02:57:56,361 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-11 02:57:56,381 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-02-11 02:57:56,381 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:57:56,614 INFO L353 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2022-02-11 02:57:56,614 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 54 [2022-02-11 02:57:56,863 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-02-11 02:57:56,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [595961983] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:57:56,863 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:57:56,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12, 10] total 25 [2022-02-11 02:57:56,863 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949935147] [2022-02-11 02:57:56,864 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:57:56,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-02-11 02:57:56,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:56,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-02-11 02:57:56,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=500, Unknown=0, NotChecked=0, Total=600 [2022-02-11 02:57:56,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:56,865 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:56,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 8.84) internal successors, (221), 25 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:57:56,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:56,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:56,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-02-11 02:57:56,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:56,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:56,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:56,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-02-11 02:57:56,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-02-11 02:57:56,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-02-11 02:57:56,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-02-11 02:57:56,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:57,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:57,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:57,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-11 02:57:57,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-11 02:57:57,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 02:57:57,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:57,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-11 02:57:57,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-11 02:57:57,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-11 02:57:57,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-11 02:57:57,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-11 02:57:57,416 INFO L764 garLoopResultBuilder]: Registering result SAFE for location workerErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-02-11 02:57:57,416 INFO L764 garLoopResultBuilder]: Registering result SAFE for location workerErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-02-11 02:57:57,438 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-11 02:57:57,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-02-11 02:57:57,633 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-11 02:57:57,634 INFO L313 ceAbstractionStarter]: Result for error location workerThread1of1ForFork0 was SAFE,SAFE (1/2) [2022-02-11 02:57:57,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:57:57,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:57,636 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-11 02:57:57,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2022-02-11 02:57:57,639 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 02:57:57,640 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, 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 [2022-02-11 02:57:57,640 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-11 02:57:57,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 1 remaining) [2022-02-11 02:57:57,643 INFO L733 BasicCegarLoop]: Path program histogram: [] [2022-02-11 02:57:57,644 INFO L313 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/2) [2022-02-11 02:57:57,644 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-11 02:57:57,644 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-11 02:57:57,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.02 02:57:57 BasicIcfg [2022-02-11 02:57:57,647 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-11 02:57:57,647 INFO L158 Benchmark]: Toolchain (without parser) took 39053.64ms. Allocated memory was 184.5MB in the beginning and 407.9MB in the end (delta: 223.3MB). Free memory was 132.6MB in the beginning and 148.1MB in the end (delta: -15.5MB). Peak memory consumption was 208.9MB. Max. memory is 8.0GB. [2022-02-11 02:57:57,647 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 184.5MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-11 02:57:57,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.55ms. Allocated memory is still 184.5MB. Free memory was 132.4MB in the beginning and 151.3MB in the end (delta: -18.9MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB. [2022-02-11 02:57:57,648 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.90ms. Allocated memory is still 184.5MB. Free memory was 151.3MB in the beginning and 148.7MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-11 02:57:57,648 INFO L158 Benchmark]: Boogie Preprocessor took 29.91ms. Allocated memory is still 184.5MB. Free memory was 148.7MB in the beginning and 147.1MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-11 02:57:57,648 INFO L158 Benchmark]: RCFGBuilder took 397.17ms. Allocated memory is still 184.5MB. Free memory was 147.1MB in the beginning and 132.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-02-11 02:57:57,648 INFO L158 Benchmark]: TraceAbstraction took 38137.63ms. Allocated memory was 184.5MB in the beginning and 407.9MB in the end (delta: 223.3MB). Free memory was 131.9MB in the beginning and 148.1MB in the end (delta: -16.2MB). Peak memory consumption was 208.2MB. Max. memory is 8.0GB. [2022-02-11 02:57:57,651 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 184.5MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 434.55ms. Allocated memory is still 184.5MB. Free memory was 132.4MB in the beginning and 151.3MB in the end (delta: -18.9MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.90ms. Allocated memory is still 184.5MB. Free memory was 151.3MB in the beginning and 148.7MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.91ms. Allocated memory is still 184.5MB. Free memory was 148.7MB in the beginning and 147.1MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 397.17ms. Allocated memory is still 184.5MB. Free memory was 147.1MB in the beginning and 132.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 38137.63ms. Allocated memory was 184.5MB in the beginning and 407.9MB in the end (delta: 223.3MB). Free memory was 131.9MB in the beginning and 148.1MB in the end (delta: -16.2MB). Peak memory consumption was 208.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8152, positive: 7856, positive conditional: 1774, positive unconditional: 6082, negative: 296, negative conditional: 279, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7893, positive: 7856, positive conditional: 1774, positive unconditional: 6082, negative: 37, negative conditional: 20, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7893, positive: 7856, positive conditional: 1774, positive unconditional: 6082, negative: 37, negative conditional: 20, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8029, positive: 7856, positive conditional: 1706, positive unconditional: 6150, negative: 173, negative conditional: 136, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8029, positive: 7856, positive conditional: 1119, positive unconditional: 6737, negative: 173, negative conditional: 92, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8029, positive: 7856, positive conditional: 1119, positive unconditional: 6737, negative: 173, negative conditional: 92, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4086, positive: 4045, positive conditional: 2, positive unconditional: 4043, negative: 41, negative conditional: 24, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4086, positive: 4039, positive conditional: 0, positive unconditional: 4039, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 6, positive conditional: 2, positive unconditional: 4, negative: 41, negative conditional: 24, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 60, positive conditional: 6, positive unconditional: 54, negative: 144, negative conditional: 91, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8029, positive: 3811, positive conditional: 1117, positive unconditional: 2694, negative: 132, negative conditional: 68, negative unconditional: 64, unknown: 4086, unknown conditional: 26, unknown unconditional: 4060] , Statistics on independence cache: Total cache size (in pairs): 4086, Positive cache size: 4045, Positive conditional cache size: 2, Positive unconditional cache size: 4043, Negative cache size: 41, Negative conditional cache size: 24, Negative unconditional cache size: 17, Eliminated conditions: 631, Maximal queried relation: 9, Independence queries for same thread: 259 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 348, Number of trivial persistent sets: 226, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6099, positive: 6082, positive conditional: 0, positive unconditional: 6082, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8152, positive: 7856, positive conditional: 1774, positive unconditional: 6082, negative: 296, negative conditional: 279, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7893, positive: 7856, positive conditional: 1774, positive unconditional: 6082, negative: 37, negative conditional: 20, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7893, positive: 7856, positive conditional: 1774, positive unconditional: 6082, negative: 37, negative conditional: 20, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8029, positive: 7856, positive conditional: 1706, positive unconditional: 6150, negative: 173, negative conditional: 136, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8029, positive: 7856, positive conditional: 1119, positive unconditional: 6737, negative: 173, negative conditional: 92, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8029, positive: 7856, positive conditional: 1119, positive unconditional: 6737, negative: 173, negative conditional: 92, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4086, positive: 4045, positive conditional: 2, positive unconditional: 4043, negative: 41, negative conditional: 24, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4086, positive: 4039, positive conditional: 0, positive unconditional: 4039, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 6, positive conditional: 2, positive unconditional: 4, negative: 41, negative conditional: 24, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 60, positive conditional: 6, positive unconditional: 54, negative: 144, negative conditional: 91, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8029, positive: 3811, positive conditional: 1117, positive unconditional: 2694, negative: 132, negative conditional: 68, negative unconditional: 64, unknown: 4086, unknown conditional: 26, unknown unconditional: 4060] , Statistics on independence cache: Total cache size (in pairs): 4086, Positive cache size: 4045, Positive conditional cache size: 2, Positive unconditional cache size: 4043, Negative cache size: 41, Negative conditional cache size: 24, Negative unconditional cache size: 17, Eliminated conditions: 631, Maximal queried relation: 9, Independence queries for same thread: 259 - 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 41, Number of trivial persistent sets: 41, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: workerThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 190 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 38.0s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 6.8s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 208, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 29.4s InterpolantComputationTime, 1625 NumberOfCodeBlocks, 1625 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2095 ConstructedInterpolants, 113 QuantifiedInterpolants, 17411 SizeOfPredicates, 82 NumberOfNonLiveVariables, 1138 ConjunctsInSsa, 166 ConjunctsInUnsatCore, 19 InterpolantComputations, 8 PerfectInterpolantSequences, 294/474 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 3 procedures, 190 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-11 02:57:57,681 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Forceful destruction successful, exit code 0 [2022-02-11 02:57:57,881 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 [2022-02-11 02:57:58,107 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...