/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-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/25_stack_longest-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 18:22:27,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-18 18:22:27,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-18 18:22:28,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-18 18:22:28,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-18 18:22:28,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-18 18:22:28,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-18 18:22:28,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-18 18:22:28,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-18 18:22:28,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-18 18:22:28,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-18 18:22:28,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-18 18:22:28,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-18 18:22:28,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-18 18:22:28,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-18 18:22:28,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-18 18:22:28,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-18 18:22:28,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-18 18:22:28,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-18 18:22:28,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-18 18:22:28,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-18 18:22:28,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-18 18:22:28,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-18 18:22:28,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-18 18:22:28,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-18 18:22:28,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-18 18:22:28,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-18 18:22:28,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-18 18:22:28,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-18 18:22:28,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-18 18:22:28,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-18 18:22:28,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-18 18:22:28,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-18 18:22:28,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-18 18:22:28,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-18 18:22:28,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-18 18:22:28,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-18 18:22:28,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-18 18:22:28,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 18:22:28,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 18:22:28,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 18:22:28,069 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-NewStatesSleep-NoLbe.epf [2022-02-18 18:22:28,095 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 18:22:28,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 18:22:28,095 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 18:22:28,095 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 18:22:28,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 18:22:28,096 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 18:22:28,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 18:22:28,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 18:22:28,097 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 18:22:28,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 18:22:28,097 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 18:22:28,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 18:22:28,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 18:22:28,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 18:22:28,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 18:22:28,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 18:22:28,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 18:22:28,098 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 18:22:28,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 18:22:28,098 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 18:22:28,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 18:22:28,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 18:22:28,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 18:22:28,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 18:22:28,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 18:22:28,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 18:22:28,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 18:22:28,100 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-18 18:22:28,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 18:22:28,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 18:22:28,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 18:22:28,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 18:22:28,100 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 18:22:28,101 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-18 18:22:28,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 18:22:28,101 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-18 18:22:28,101 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-18 18:22:28,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 18:22:28,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 18:22:28,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 18:22:28,322 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 18:22:28,323 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 18:22:28,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/25_stack_longest-1.i [2022-02-18 18:22:28,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c076e79/f26b45b0f53d428cb1e939b978f034f7/FLAG1b6d7cc45 [2022-02-18 18:22:28,809 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 18:22:28,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/25_stack_longest-1.i [2022-02-18 18:22:28,817 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c076e79/f26b45b0f53d428cb1e939b978f034f7/FLAG1b6d7cc45 [2022-02-18 18:22:28,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c076e79/f26b45b0f53d428cb1e939b978f034f7 [2022-02-18 18:22:28,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 18:22:28,828 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 18:22:28,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 18:22:28,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 18:22:28,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 18:22:28,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 06:22:28" (1/1) ... [2022-02-18 18:22:28,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b10401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:28, skipping insertion in model container [2022-02-18 18:22:28,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 06:22:28" (1/1) ... [2022-02-18 18:22:28,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 18:22:28,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 18:22:29,070 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/25_stack_longest-1.i[31040,31053] [2022-02-18 18:22:29,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 18:22:29,088 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 18:22:29,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/25_stack_longest-1.i[31040,31053] [2022-02-18 18:22:29,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 18:22:29,172 INFO L208 MainTranslator]: Completed translation [2022-02-18 18:22:29,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29 WrapperNode [2022-02-18 18:22:29,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 18:22:29,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 18:22:29,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 18:22:29,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 18:22:29,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29" (1/1) ... [2022-02-18 18:22:29,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29" (1/1) ... [2022-02-18 18:22:29,217 INFO L137 Inliner]: procedures = 177, calls = 34, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 172 [2022-02-18 18:22:29,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 18:22:29,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 18:22:29,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 18:22:29,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 18:22:29,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29" (1/1) ... [2022-02-18 18:22:29,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29" (1/1) ... [2022-02-18 18:22:29,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29" (1/1) ... [2022-02-18 18:22:29,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29" (1/1) ... [2022-02-18 18:22:29,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29" (1/1) ... [2022-02-18 18:22:29,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29" (1/1) ... [2022-02-18 18:22:29,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29" (1/1) ... [2022-02-18 18:22:29,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 18:22:29,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 18:22:29,235 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 18:22:29,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 18:22:29,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29" (1/1) ... [2022-02-18 18:22:29,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 18:22:29,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 18:22:29,270 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) [2022-02-18 18:22:29,276 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 [2022-02-18 18:22:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-18 18:22:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-02-18 18:22:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-02-18 18:22:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 18:22:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 18:22:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 18:22:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 18:22:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-18 18:22:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 18:22:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 18:22:29,317 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 18:22:29,425 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 18:22:29,427 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 18:22:29,620 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 18:22:29,721 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 18:22:29,721 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-18 18:22:29,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 06:22:29 BoogieIcfgContainer [2022-02-18 18:22:29,723 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 18:22:29,724 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 18:22:29,724 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 18:22:29,727 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 18:22:29,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 06:22:28" (1/3) ... [2022-02-18 18:22:29,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20fb419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 06:22:29, skipping insertion in model container [2022-02-18 18:22:29,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:22:29" (2/3) ... [2022-02-18 18:22:29,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20fb419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 06:22:29, skipping insertion in model container [2022-02-18 18:22:29,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 06:22:29" (3/3) ... [2022-02-18 18:22:29,729 INFO L111 eAbstractionObserver]: Analyzing ICFG 25_stack_longest-1.i [2022-02-18 18:22:29,734 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 18:22:29,734 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 18:22:29,735 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-18 18:22:29,735 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 18:22:29,771 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,772 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,772 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,772 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,772 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,772 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,772 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,772 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,775 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,775 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,775 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,775 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,775 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,775 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,775 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,777 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,777 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,777 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,777 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,777 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,777 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,777 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,777 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,778 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,778 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,778 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,778 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,778 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,778 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,778 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,778 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,778 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,779 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,779 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,779 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,779 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,779 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,779 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,779 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,779 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,780 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,780 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,780 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,780 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,780 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,780 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,782 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,782 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,782 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,782 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,782 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,782 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,782 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,782 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,782 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,783 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,783 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,783 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,785 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,785 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,787 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,787 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,787 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,787 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,787 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,787 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,788 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,788 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,788 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,788 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,789 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,789 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,789 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,789 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,789 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,789 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,789 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,790 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,790 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,790 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,790 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,790 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,790 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,790 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,791 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,791 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,791 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,791 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,791 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,791 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,791 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,791 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,792 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,792 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,792 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,793 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,793 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,793 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,793 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,793 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,793 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,793 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,794 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,794 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,794 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,794 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,794 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,794 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,794 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,795 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,795 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,796 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,797 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,797 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,797 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,797 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,797 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,797 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,797 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,797 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,797 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,798 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,798 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,798 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,798 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,798 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,798 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,798 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,798 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,799 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,799 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,799 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,799 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,799 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,800 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,800 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,800 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,800 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,800 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,801 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,801 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,801 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,801 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,801 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,801 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,801 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,802 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,802 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,802 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,803 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,804 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,804 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,805 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,806 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,806 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,806 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,806 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,806 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,806 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,806 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,807 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,807 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,807 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,807 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,807 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,807 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,808 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,808 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,808 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,808 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,809 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,809 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,810 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,816 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,818 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,819 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,819 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,819 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,819 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,819 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,819 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,819 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,819 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,822 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,822 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,822 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,822 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,822 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,822 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,822 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,824 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,824 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,824 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,824 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,825 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,825 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,825 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,826 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,827 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,827 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,827 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,827 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,827 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,827 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,828 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,829 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,833 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,833 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,833 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,833 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,834 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,834 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,834 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,834 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,834 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,834 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,834 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,834 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,835 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,836 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,836 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,836 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,836 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,836 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,836 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,836 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,837 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,838 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,838 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:22:29,838 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-18 18:22:29,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-18 18:22:29,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 18:22:29,889 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) [2022-02-18 18:22:29,891 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 [2022-02-18 18:22:29,913 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 18:22:29,919 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 18:22:29,920 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-18 18:22:29,975 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-18 18:22:29,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:22:29,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1637746019, now seen corresponding path program 1 times [2022-02-18 18:22:29,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:22:29,986 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600745200] [2022-02-18 18:22:29,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:22:29,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:22:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:22:30,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 18:22:30,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:22:30,169 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600745200] [2022-02-18 18:22:30,169 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600745200] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 18:22:30,169 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 18:22:30,169 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-18 18:22:30,171 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650044600] [2022-02-18 18:22:30,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 18:22:30,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-18 18:22:30,175 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:22:30,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-18 18:22:30,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-18 18:22:30,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,195 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:22:30,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 41.5) internal successors, (83), 2 states have internal predecessors, (83), 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) [2022-02-18 18:22:30,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 18:22:30,243 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-18 18:22:30,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:22:30,245 INFO L85 PathProgramCache]: Analyzing trace with hash -18595239, now seen corresponding path program 1 times [2022-02-18 18:22:30,245 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:22:30,245 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823697114] [2022-02-18 18:22:30,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:22:30,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:22:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:22:30,387 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-18 18:22:30,387 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:22:30,387 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823697114] [2022-02-18 18:22:30,387 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823697114] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 18:22:30,387 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 18:22:30,388 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-18 18:22:30,388 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521828734] [2022-02-18 18:22:30,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 18:22:30,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-18 18:22:30,389 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:22:30,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-18 18:22:30,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 18:22:30,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,390 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:22:30,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 18:22:30,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:30,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 18:22:30,431 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-18 18:22:30,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:22:30,432 INFO L85 PathProgramCache]: Analyzing trace with hash 433365114, now seen corresponding path program 1 times [2022-02-18 18:22:30,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:22:30,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079679001] [2022-02-18 18:22:30,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:22:30,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:22:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:22:30,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-18 18:22:30,548 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:22:30,548 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079679001] [2022-02-18 18:22:30,549 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079679001] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 18:22:30,549 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 18:22:30,549 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 18:22:30,549 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824673192] [2022-02-18 18:22:30,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 18:22:30,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 18:22:30,549 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:22:30,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 18:22:30,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-18 18:22:30,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,550 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:22:30,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 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) [2022-02-18 18:22:30,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:30,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:30,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:22:30,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 18:22:30,709 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-18 18:22:30,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:22:30,710 INFO L85 PathProgramCache]: Analyzing trace with hash -2020477183, now seen corresponding path program 1 times [2022-02-18 18:22:30,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:22:30,710 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648742209] [2022-02-18 18:22:30,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:22:30,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:22:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:22:30,935 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-18 18:22:30,936 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:22:30,936 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648742209] [2022-02-18 18:22:30,936 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648742209] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 18:22:30,936 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 18:22:30,936 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-18 18:22:30,937 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874740364] [2022-02-18 18:22:30,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 18:22:30,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-18 18:22:30,938 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:22:30,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-18 18:22:30,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-02-18 18:22:30,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,939 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:22:30,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.636363636363637) internal successors, (84), 12 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 18:22:30,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:30,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:30,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:22:30,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:31,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:31,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:31,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:22:31,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 18:22:31,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-18 18:22:31,292 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-18 18:22:31,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:22:31,293 INFO L85 PathProgramCache]: Analyzing trace with hash 607784628, now seen corresponding path program 1 times [2022-02-18 18:22:31,293 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:22:31,293 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262597919] [2022-02-18 18:22:31,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:22:31,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:22:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:22:31,357 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 52 proven. 14 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:22:31,358 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:22:31,358 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262597919] [2022-02-18 18:22:31,358 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262597919] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 18:22:31,358 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134478635] [2022-02-18 18:22:31,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:22:31,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:22:31,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 18:22:31,369 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) [2022-02-18 18:22:31,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-18 18:22:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:22:31,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-18 18:22:31,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 18:22:31,733 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 52 proven. 14 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:22:31,734 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 18:22:32,008 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 52 proven. 14 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:22:32,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1134478635] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 18:22:32,009 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 18:22:32,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-02-18 18:22:32,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26723970] [2022-02-18 18:22:32,009 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 18:22:32,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 18:22:32,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:22:32,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 18:22:32,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-02-18 18:22:32,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:32,010 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:22:32,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 38.857142857142854) internal successors, (272), 7 states have internal predecessors, (272), 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) [2022-02-18 18:22:32,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:32,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:32,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:22:32,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-02-18 18:22:32,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:32,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:22:32,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 18:22:32,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:22:32,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-18 18:22:32,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:22:32,310 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-18 18:22:32,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:22:32,310 INFO L85 PathProgramCache]: Analyzing trace with hash -408933088, now seen corresponding path program 1 times [2022-02-18 18:22:32,310 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:22:32,310 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535861083] [2022-02-18 18:22:32,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:22:32,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:22:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:22:32,463 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 150 proven. 30 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-02-18 18:22:32,463 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:22:32,463 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535861083] [2022-02-18 18:22:32,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535861083] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 18:22:32,465 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [832096120] [2022-02-18 18:22:32,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:22:32,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:22:32,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 18:22:32,468 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) [2022-02-18 18:22:32,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-18 18:22:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:22:32,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-18 18:22:32,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 18:22:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 158 proven. 9 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-02-18 18:22:32,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 18:22:33,204 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 158 proven. 9 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-02-18 18:22:33,204 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [832096120] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 18:22:33,204 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 18:22:33,204 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 20 [2022-02-18 18:22:33,204 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263585941] [2022-02-18 18:22:33,204 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 18:22:33,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-18 18:22:33,205 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:22:33,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-18 18:22:33,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-18 18:22:33,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:33,207 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:22:33,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 18.3) internal successors, (366), 20 states have internal predecessors, (366), 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) [2022-02-18 18:22:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:22:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-02-18 18:22:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:22:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:33,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:33,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:33,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:22:33,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 18:22:33,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:22:33,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 18:22:33,671 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-18 18:22:33,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:22:33,852 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-18 18:22:33,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:22:33,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1894309611, now seen corresponding path program 2 times [2022-02-18 18:22:33,853 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:22:33,853 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720102225] [2022-02-18 18:22:33,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:22:33,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:22:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:22:34,001 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 163 proven. 278 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:22:34,002 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:22:34,002 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720102225] [2022-02-18 18:22:34,002 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720102225] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 18:22:34,002 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1810316197] [2022-02-18 18:22:34,002 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-18 18:22:34,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:22:34,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 18:22:34,003 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) [2022-02-18 18:22:34,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-18 18:22:34,144 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-18 18:22:34,145 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 18:22:34,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-18 18:22:34,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 18:22:34,482 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 54 proven. 373 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-02-18 18:22:34,482 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 18:22:34,847 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 54 proven. 373 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-02-18 18:22:34,847 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1810316197] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 18:22:34,847 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 18:22:34,847 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2022-02-18 18:22:34,847 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113114354] [2022-02-18 18:22:34,847 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 18:22:34,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-18 18:22:34,848 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:22:34,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-18 18:22:34,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-02-18 18:22:34,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:34,849 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:22:34,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 38.76923076923077) internal successors, (504), 13 states have internal predecessors, (504), 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) [2022-02-18 18:22:34,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:34,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:34,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:22:34,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-02-18 18:22:34,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:22:34,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-18 18:22:34,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:22:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 18:22:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:22:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 18:22:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 18:22:35,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-18 18:22:35,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:22:35,248 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-18 18:22:35,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:22:35,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1612937419, now seen corresponding path program 3 times [2022-02-18 18:22:35,250 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:22:35,250 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043324710] [2022-02-18 18:22:35,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:22:35,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:22:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:22:35,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 385 proven. 1805 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:22:35,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:22:35,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043324710] [2022-02-18 18:22:35,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043324710] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 18:22:35,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84583126] [2022-02-18 18:22:35,517 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-18 18:22:35,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:22:35,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 18:22:35,519 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) [2022-02-18 18:22:35,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-18 18:22:36,185 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2022-02-18 18:22:36,186 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 18:22:36,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 12 conjunts are in the unsatisfiable core [2022-02-18 18:22:36,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 18:22:37,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 114 proven. 2062 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-02-18 18:22:37,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 18:22:37,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 114 proven. 2062 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-02-18 18:22:37,984 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [84583126] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 18:22:37,984 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 18:22:37,984 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 25 [2022-02-18 18:22:37,984 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473139225] [2022-02-18 18:22:37,984 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 18:22:37,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-02-18 18:22:37,985 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:22:37,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-02-18 18:22:37,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2022-02-18 18:22:37,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:37,986 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:22:37,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 37.92) internal successors, (948), 25 states have internal predecessors, (948), 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) [2022-02-18 18:22:37,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:37,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:37,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:22:37,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-02-18 18:22:37,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:22:37,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-18 18:22:37,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 18:22:37,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:38,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:22:38,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:22:38,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:22:38,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 18:22:38,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:22:38,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 18:22:38,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 18:22:38,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-18 18:22:38,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-18 18:22:38,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:22:38,457 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-18 18:22:38,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:22:38,457 INFO L85 PathProgramCache]: Analyzing trace with hash 312994677, now seen corresponding path program 4 times [2022-02-18 18:22:38,458 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:22:38,458 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061557370] [2022-02-18 18:22:38,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:22:38,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:22:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:22:39,223 INFO L134 CoverageAnalysis]: Checked inductivity of 9701 backedges. 829 proven. 8855 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:22:39,223 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:22:39,223 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061557370] [2022-02-18 18:22:39,224 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061557370] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 18:22:39,224 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947400122] [2022-02-18 18:22:39,224 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-18 18:22:39,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:22:39,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 18:22:39,240 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 18:22:39,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-18 18:23:02,381 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-18 18:23:02,382 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 18:23:02,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 3123 conjuncts, 24 conjunts are in the unsatisfiable core [2022-02-18 18:23:02,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 18:23:03,938 INFO L134 CoverageAnalysis]: Checked inductivity of 9701 backedges. 829 proven. 8855 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:23:03,939 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 18:23:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 9701 backedges. 829 proven. 8855 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:23:05,504 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1947400122] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 18:23:05,504 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 18:23:05,504 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 49 [2022-02-18 18:23:05,505 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002284407] [2022-02-18 18:23:05,505 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 18:23:05,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2022-02-18 18:23:05,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:23:05,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2022-02-18 18:23:05,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1176, Invalid=1176, Unknown=0, NotChecked=0, Total=2352 [2022-02-18 18:23:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:23:05,513 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:23:05,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 37.265306122448976) internal successors, (1826), 49 states have internal predecessors, (1826), 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) [2022-02-18 18:23:05,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:23:05,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:23:05,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:23:05,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-02-18 18:23:05,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:23:05,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-18 18:23:05,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 18:23:05,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-18 18:23:05,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:23:06,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:23:06,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:23:06,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:23:06,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 18:23:06,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:23:06,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 18:23:06,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 18:23:06,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-18 18:23:06,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-18 18:23:06,247 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-02-18 18:23:06,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:23:06,442 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-18 18:23:06,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:23:06,444 INFO L85 PathProgramCache]: Analyzing trace with hash -579267595, now seen corresponding path program 5 times [2022-02-18 18:23:06,444 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:23:06,444 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570109101] [2022-02-18 18:23:06,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:23:06,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:23:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:23:08,736 INFO L134 CoverageAnalysis]: Checked inductivity of 40673 backedges. 1717 proven. 38939 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:23:08,736 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:23:08,736 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570109101] [2022-02-18 18:23:08,737 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570109101] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 18:23:08,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910907075] [2022-02-18 18:23:08,737 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-02-18 18:23:08,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:23:08,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 18:23:08,738 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 18:23:08,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-18 18:23:44,918 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 48 check-sat command(s) [2022-02-18 18:23:44,919 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 18:23:44,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 6195 conjuncts, 48 conjunts are in the unsatisfiable core [2022-02-18 18:23:44,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 18:23:47,280 INFO L134 CoverageAnalysis]: Checked inductivity of 40673 backedges. 1717 proven. 38939 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:23:47,280 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 18:23:51,687 INFO L134 CoverageAnalysis]: Checked inductivity of 40673 backedges. 1717 proven. 38939 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:23:51,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1910907075] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 18:23:51,688 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 18:23:51,688 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49, 49] total 97 [2022-02-18 18:23:51,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221849326] [2022-02-18 18:23:51,690 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 18:23:51,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2022-02-18 18:23:51,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:23:51,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2022-02-18 18:23:51,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4656, Invalid=4656, Unknown=0, NotChecked=0, Total=9312 [2022-02-18 18:23:51,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:23:51,697 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:23:51,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 37.134020618556704) internal successors, (3602), 97 states have internal predecessors, (3602), 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) [2022-02-18 18:23:51,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:23:51,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:23:51,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:23:51,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-02-18 18:23:51,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:23:51,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-18 18:23:51,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 18:23:51,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-18 18:23:51,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-02-18 18:23:51,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:23:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:23:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:23:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:23:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 18:23:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:23:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 18:23:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 18:23:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-18 18:23:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-18 18:23:53,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-02-18 18:23:53,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-18 18:23:53,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:23:53,968 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-18 18:23:53,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:23:53,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1841620213, now seen corresponding path program 6 times [2022-02-18 18:23:53,970 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:23:53,970 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104209577] [2022-02-18 18:23:53,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:23:53,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:23:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:24:00,883 INFO L134 CoverageAnalysis]: Checked inductivity of 166553 backedges. 3493 proven. 163043 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-18 18:24:00,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:24:00,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104209577] [2022-02-18 18:24:00,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104209577] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 18:24:00,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2113626083] [2022-02-18 18:24:00,883 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-02-18 18:24:00,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 18:24:00,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 18:24:00,885 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 18:24:00,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process Received shutdown request... [2022-02-18 18:37:07,054 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-18 18:37:07,069 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-18 18:37:07,096 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-18 18:37:08,085 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-18 18:37:08,128 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2022-02-18 18:37:08,285 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forcibly destroying the process [2022-02-18 18:37:08,303 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 137 [2022-02-18 18:37:08,304 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-18 18:37:08,305 INFO L191 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-02-18 18:37:08,305 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [97] total 97 [2022-02-18 18:37:08,305 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657378907] [2022-02-18 18:37:08,305 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-02-18 18:37:08,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2022-02-18 18:37:08,307 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:37:08,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2022-02-18 18:37:08,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4656, Invalid=4656, Unknown=0, NotChecked=0, Total=9312 [2022-02-18 18:37:08,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:37:08,311 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:37:08,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 36.8041237113402) internal successors, (3570), 97 states have internal predecessors, (3570), 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) [2022-02-18 18:37:08,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:37:08,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:37:08,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:37:08,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-02-18 18:37:08,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 18:37:08,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-18 18:37:08,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-18 18:37:08,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-18 18:37:08,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-02-18 18:37:08,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-02-18 18:37:08,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:37:08,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-18 18:37:08,314 WARN L594 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-02-18 18:37:08,315 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-02-18 18:37:08,316 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-02-18 18:37:08,316 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-02-18 18:37:08,320 INFO L732 BasicCegarLoop]: Path program histogram: [6, 1, 1, 1, 1, 1] [2022-02-18 18:37:08,322 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-18 18:37:08,322 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-18 18:37:08,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 06:37:08 BasicIcfg [2022-02-18 18:37:08,324 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-18 18:37:08,324 INFO L158 Benchmark]: Toolchain (without parser) took 879495.51ms. Allocated memory was 196.1MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 138.3MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 920.8MB. Max. memory is 8.0GB. [2022-02-18 18:37:08,324 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 196.1MB. Free memory was 156.2MB in the beginning and 156.1MB in the end (delta: 68.7kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-18 18:37:08,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.79ms. Allocated memory was 196.1MB in the beginning and 259.0MB in the end (delta: 62.9MB). Free memory was 138.1MB in the beginning and 221.6MB in the end (delta: -83.5MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. [2022-02-18 18:37:08,324 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.88ms. Allocated memory is still 259.0MB. Free memory was 221.6MB in the beginning and 218.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-18 18:37:08,325 INFO L158 Benchmark]: Boogie Preprocessor took 16.81ms. Allocated memory is still 259.0MB. Free memory was 218.9MB in the beginning and 217.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-18 18:37:08,325 INFO L158 Benchmark]: RCFGBuilder took 487.69ms. Allocated memory is still 259.0MB. Free memory was 217.4MB in the beginning and 188.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. [2022-02-18 18:37:08,325 INFO L158 Benchmark]: TraceAbstraction took 878599.50ms. Allocated memory was 259.0MB in the beginning and 2.5GB in the end (delta: 2.2GB). Free memory was 187.5MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 906.1MB. Max. memory is 8.0GB. [2022-02-18 18:37:08,326 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 196.1MB. Free memory was 156.2MB in the beginning and 156.1MB in the end (delta: 68.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 342.79ms. Allocated memory was 196.1MB in the beginning and 259.0MB in the end (delta: 62.9MB). Free memory was 138.1MB in the beginning and 221.6MB in the end (delta: -83.5MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.88ms. Allocated memory is still 259.0MB. Free memory was 221.6MB in the beginning and 218.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.81ms. Allocated memory is still 259.0MB. Free memory was 218.9MB in the beginning and 217.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 487.69ms. Allocated memory is still 259.0MB. Free memory was 217.4MB in the beginning and 188.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. * TraceAbstraction took 878599.50ms. Allocated memory was 259.0MB in the beginning and 2.5GB in the end (delta: 2.2GB). Free memory was 187.5MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 906.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9629, positive: 8398, positive conditional: 8398, positive unconditional: 0, negative: 1231, negative conditional: 1231, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8398, positive: 8398, positive conditional: 8398, 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: 8398, positive: 8398, positive conditional: 8398, 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: 8398, positive: 8398, positive conditional: 8309, positive unconditional: 89, 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: 8398, positive: 8398, positive conditional: 851, positive unconditional: 7547, 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: 8398, positive: 8398, positive conditional: 851, positive unconditional: 7547, 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: 445, positive: 445, positive conditional: 370, positive unconditional: 75, 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: 445, positive: 445, positive conditional: 0, positive unconditional: 445, 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: 8398, positive: 7953, positive conditional: 481, positive unconditional: 7472, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 445, unknown conditional: 370, unknown unconditional: 75] , Statistics on independence cache: Total cache size (in pairs): 445, Positive cache size: 445, Positive conditional cache size: 370, Positive unconditional cache size: 75, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 7458, Maximal queried relation: 0, Independence queries for same thread: 1231 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 745]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 775]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 163 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 878.4s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 4.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 245, 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: 0.6s SsaConstructionTime, 60.7s SatisfiabilityAnalysisTime, 22.8s InterpolantComputationTime, 11547 NumberOfCodeBlocks, 11547 NumberOfCodeBlocksAsserted, 77 NumberOfCheckSat, 15337 ConstructedInterpolants, 0 QuantifiedInterpolants, 44849 SizeOfPredicates, 4 NumberOfNonLiveVariables, 12745 ConjunctsInSsa, 100 ConjunctsInUnsatCore, 23 InterpolantComputations, 4 PerfectInterpolantSequences, 13196/326664 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown