/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-LoopLockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 07:57:23,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 07:57:23,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 07:57:23,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-14 07:57:23,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-14 07:57:23,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-14 07:57:23,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-14 07:57:23,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-14 07:57:23,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-14 07:57:23,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-14 07:57:23,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-14 07:57:23,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-14 07:57:23,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-14 07:57:23,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-14 07:57:23,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-14 07:57:23,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-14 07:57:23,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-14 07:57:23,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-14 07:57:23,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-14 07:57:23,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-14 07:57:23,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-14 07:57:23,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-14 07:57:23,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-14 07:57:23,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-14 07:57:23,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-14 07:57:23,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-14 07:57:23,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-14 07:57:23,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-14 07:57:23,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-14 07:57:23,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-14 07:57:23,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-14 07:57:23,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-14 07:57:23,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-14 07:57:23,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-14 07:57:23,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-14 07:57:23,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-14 07:57:23,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-14 07:57:23,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-14 07:57:23,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 07:57:23,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 07:57:23,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 07:57:23,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-LoopLockstep.epf [2021-11-14 07:57:23,199 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 07:57:23,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 07:57:23,200 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 07:57:23,200 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 07:57:23,201 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 07:57:23,201 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 07:57:23,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 07:57:23,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 07:57:23,202 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 07:57:23,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 07:57:23,202 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 07:57:23,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 07:57:23,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 07:57:23,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 07:57:23,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 07:57:23,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 07:57:23,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 07:57:23,203 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 07:57:23,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 07:57:23,204 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 07:57:23,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 07:57:23,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 07:57:23,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 07:57:23,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 07:57:23,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 07:57:23,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 07:57:23,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 07:57:23,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 07:57:23,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 07:57:23,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 07:57:23,206 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-14 07:57:23,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 07:57:23,206 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 07:57:23,206 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 07:57:23,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 07:57:23,206 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 07:57:23,207 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 07:57:23,207 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-14 07:57:23,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 07:57:23,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 07:57:23,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 07:57:23,409 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 07:57:23,410 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 07:57:23,411 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i [2021-11-14 07:57:23,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed742324/1ddcadb3be25402f831e38a379c21f44/FLAG987b898a7 [2021-11-14 07:57:23,950 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 07:57:23,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i [2021-11-14 07:57:23,959 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed742324/1ddcadb3be25402f831e38a379c21f44/FLAG987b898a7 [2021-11-14 07:57:23,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed742324/1ddcadb3be25402f831e38a379c21f44 [2021-11-14 07:57:23,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 07:57:23,978 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 07:57:23,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 07:57:23,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 07:57:23,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 07:57:23,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:57:23" (1/1) ... [2021-11-14 07:57:23,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8e90452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:23, skipping insertion in model container [2021-11-14 07:57:23,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:57:23" (1/1) ... [2021-11-14 07:57:23,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 07:57:24,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 07:57:24,291 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i[30687,30700] [2021-11-14 07:57:24,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 07:57:24,306 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 07:57:24,336 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i[30687,30700] [2021-11-14 07:57:24,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 07:57:24,362 INFO L208 MainTranslator]: Completed translation [2021-11-14 07:57:24,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24 WrapperNode [2021-11-14 07:57:24,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 07:57:24,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 07:57:24,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 07:57:24,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 07:57:24,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24" (1/1) ... [2021-11-14 07:57:24,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24" (1/1) ... [2021-11-14 07:57:24,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 07:57:24,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 07:57:24,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 07:57:24,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 07:57:24,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24" (1/1) ... [2021-11-14 07:57:24,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24" (1/1) ... [2021-11-14 07:57:24,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24" (1/1) ... [2021-11-14 07:57:24,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24" (1/1) ... [2021-11-14 07:57:24,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24" (1/1) ... [2021-11-14 07:57:24,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24" (1/1) ... [2021-11-14 07:57:24,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24" (1/1) ... [2021-11-14 07:57:24,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 07:57:24,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 07:57:24,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 07:57:24,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 07:57:24,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24" (1/1) ... [2021-11-14 07:57:24,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 07:57:24,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 07:57:24,461 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) [2021-11-14 07:57:24,480 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 [2021-11-14 07:57:24,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-14 07:57:24,498 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-14 07:57:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-14 07:57:24,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 07:57:24,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 07:57:24,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 07:57:24,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 07:57:24,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 07:57:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 07:57:24,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 07:57:24,502 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-14 07:57:24,851 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 07:57:24,851 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-14 07:57:24,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:57:24 BoogieIcfgContainer [2021-11-14 07:57:24,857 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 07:57:24,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 07:57:24,858 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 07:57:24,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 07:57:24,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 07:57:23" (1/3) ... [2021-11-14 07:57:24,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1adbe8b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:57:24, skipping insertion in model container [2021-11-14 07:57:24,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:57:24" (2/3) ... [2021-11-14 07:57:24,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1adbe8b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:57:24, skipping insertion in model container [2021-11-14 07:57:24,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:57:24" (3/3) ... [2021-11-14 07:57:24,868 INFO L111 eAbstractionObserver]: Analyzing ICFG 36_stack_cas_p0_vs_concur.i [2021-11-14 07:57:24,872 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 07:57:24,872 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 07:57:24,872 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-14 07:57:24,872 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 07:57:24,908 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,908 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,913 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,914 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,914 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,914 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,914 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,914 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,914 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,914 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,915 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,915 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,915 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,915 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,915 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,915 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,915 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,916 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,916 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,916 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,916 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,916 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,916 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,916 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,923 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,923 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,923 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,923 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,923 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,923 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,923 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,930 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,930 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,930 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,930 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,930 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,930 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,930 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,930 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,930 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,931 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,931 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,931 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,931 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,931 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,931 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,931 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,939 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,939 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,940 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,940 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,940 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,940 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,940 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,942 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,942 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,942 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,942 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,942 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,942 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,943 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,943 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,943 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,943 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,943 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,943 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,943 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,944 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,944 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,944 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,944 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,944 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,944 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,944 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,944 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,944 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:57:24,945 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-14 07:57:24,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 07:57:24,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 07:57:24,986 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) [2021-11-14 07:57:24,993 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 [2021-11-14 07:57:25,031 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2021-11-14 07:57:25,036 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-14 07:57:25,036 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-14 07:57:25,208 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 07:57:25,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 07:57:25,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1608795767, now seen corresponding path program 1 times [2021-11-14 07:57:25,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 07:57:25,220 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126686754] [2021-11-14 07:57:25,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:57:25,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 07:57:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:57:25,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:57:25,454 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 07:57:25,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126686754] [2021-11-14 07:57:25,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126686754] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 07:57:25,456 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 07:57:25,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 07:57:25,458 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41473720] [2021-11-14 07:57:25,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 07:57:25,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-14 07:57:25,464 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 07:57:25,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-14 07:57:25,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-14 07:57:25,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:25,493 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 07:57:25,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 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) [2021-11-14 07:57:25,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:25,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:25,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 07:57:25,558 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 07:57:25,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 07:57:25,559 INFO L85 PathProgramCache]: Analyzing trace with hash -69335088, now seen corresponding path program 1 times [2021-11-14 07:57:25,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 07:57:25,560 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250315808] [2021-11-14 07:57:25,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:57:25,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 07:57:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:57:25,669 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:57:25,670 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 07:57:25,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250315808] [2021-11-14 07:57:25,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250315808] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 07:57:25,671 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 07:57:25,671 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-14 07:57:25,671 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091644146] [2021-11-14 07:57:25,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 07:57:25,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-14 07:57:25,674 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 07:57:25,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-14 07:57:25,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-14 07:57:25,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:25,676 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 07:57:25,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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) [2021-11-14 07:57:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:25,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:25,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:57:25,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 07:57:25,740 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 07:57:25,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 07:57:25,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1828049320, now seen corresponding path program 1 times [2021-11-14 07:57:25,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 07:57:25,742 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158005575] [2021-11-14 07:57:25,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:57:25,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 07:57:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:57:26,117 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:57:26,117 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 07:57:26,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158005575] [2021-11-14 07:57:26,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158005575] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 07:57:26,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1859821681] [2021-11-14 07:57:26,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:57:26,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:57:26,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 07:57:26,124 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) [2021-11-14 07:57:26,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-14 07:57:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:57:26,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 53 conjunts are in the unsatisfiable core [2021-11-14 07:57:26,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 07:57:26,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-14 07:57:26,556 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-14 07:57:26,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-14 07:57:26,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 07:57:26,831 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-14 07:57:26,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-11-14 07:57:27,073 INFO L354 Elim1Store]: treesize reduction 74, result has 37.8 percent of original size [2021-11-14 07:57:27,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 78 [2021-11-14 07:57:27,149 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-14 07:57:27,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2021-11-14 07:57:27,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-14 07:57:27,288 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-14 07:57:27,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 17 [2021-11-14 07:57:27,299 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-14 07:57:27,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 7 [2021-11-14 07:57:27,588 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-14 07:57:27,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 10 [2021-11-14 07:57:27,609 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:57:27,609 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 07:57:37,037 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:57:37,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 132 [2021-11-14 07:57:37,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:57:37,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:57:37,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 51 [2021-11-14 07:57:37,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2021-11-14 07:57:37,675 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:57:37,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1859821681] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 07:57:37,676 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 07:57:37,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 14, 12] total 33 [2021-11-14 07:57:37,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401017554] [2021-11-14 07:57:37,676 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 07:57:37,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-11-14 07:57:37,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 07:57:37,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-11-14 07:57:37,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=928, Unknown=2, NotChecked=0, Total=1056 [2021-11-14 07:57:37,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:37,679 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 07:57:37,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 4.515151515151516) internal successors, (149), 33 states have internal predecessors, (149), 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) [2021-11-14 07:57:37,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:37,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:57:37,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:38,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:38,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:57:38,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-14 07:57:38,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-14 07:57:38,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-14 07:57:38,364 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 07:57:38,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 07:57:38,364 INFO L85 PathProgramCache]: Analyzing trace with hash -101727292, now seen corresponding path program 1 times [2021-11-14 07:57:38,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 07:57:38,365 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30564367] [2021-11-14 07:57:38,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:57:38,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 07:57:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:57:38,625 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:57:38,625 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 07:57:38,625 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30564367] [2021-11-14 07:57:38,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30564367] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 07:57:38,625 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [609247590] [2021-11-14 07:57:38,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:57:38,626 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:57:38,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 07:57:38,626 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) [2021-11-14 07:57:38,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-14 07:57:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:57:38,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-14 07:57:38,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 07:57:39,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 07:57:39,362 INFO L354 Elim1Store]: treesize reduction 66, result has 44.5 percent of original size [2021-11-14 07:57:39,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 86 [2021-11-14 07:57:39,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-14 07:57:39,439 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:57:39,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2021-11-14 07:57:39,743 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:57:39,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-14 07:57:39,772 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:57:39,773 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 07:57:40,012 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:57:40,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 84 [2021-11-14 07:57:40,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:57:40,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:57:40,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2021-11-14 07:57:40,324 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:57:40,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 52 [2021-11-14 07:57:40,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:57:40,518 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:57:40,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [609247590] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 07:57:40,519 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 07:57:40,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 10] total 30 [2021-11-14 07:57:40,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567107549] [2021-11-14 07:57:40,519 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 07:57:40,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-11-14 07:57:40,520 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 07:57:40,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-11-14 07:57:40,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=761, Unknown=0, NotChecked=0, Total=870 [2021-11-14 07:57:40,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:40,521 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 07:57:40,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 8.5) internal successors, (255), 30 states have internal predecessors, (255), 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) [2021-11-14 07:57:40,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:40,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:57:40,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-14 07:57:40,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:57:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-14 07:57:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-14 07:57:41,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-14 07:57:41,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:57:41,583 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 07:57:41,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 07:57:41,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1115304881, now seen corresponding path program 1 times [2021-11-14 07:57:41,584 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 07:57:41,584 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814027814] [2021-11-14 07:57:41,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:57:41,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 07:57:41,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:57:41,694 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 72 proven. 27 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-14 07:57:41,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 07:57:41,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814027814] [2021-11-14 07:57:41,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814027814] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 07:57:41,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574507644] [2021-11-14 07:57:41,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:57:41,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:57:41,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 07:57:41,700 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) [2021-11-14 07:57:41,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-14 07:57:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:57:41,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-14 07:57:41,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 07:57:42,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-14 07:57:42,394 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-14 07:57:42,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-14 07:57:42,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-11-14 07:57:42,773 INFO L354 Elim1Store]: treesize reduction 60, result has 43.4 percent of original size [2021-11-14 07:57:42,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 72 treesize of output 90 [2021-11-14 07:57:42,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2021-11-14 07:57:42,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-14 07:57:43,260 INFO L354 Elim1Store]: treesize reduction 102, result has 24.4 percent of original size [2021-11-14 07:57:43,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 87 treesize of output 73 [2021-11-14 07:57:43,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-14 07:57:43,316 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-14 07:57:43,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 30 [2021-11-14 07:57:43,398 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-14 07:57:43,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 33 [2021-11-14 07:57:44,648 INFO L354 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2021-11-14 07:57:44,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 33 [2021-11-14 07:57:44,701 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 8 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:57:44,702 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 07:57:45,308 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:57:45,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 139 treesize of output 139 [2021-11-14 07:57:45,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:57:45,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 37 [2021-11-14 07:57:45,569 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 80 proven. 12 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-14 07:57:45,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574507644] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 07:57:45,570 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 07:57:45,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 19, 15] total 39 [2021-11-14 07:57:45,570 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930050750] [2021-11-14 07:57:45,570 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 07:57:45,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-11-14 07:57:45,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 07:57:45,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-11-14 07:57:45,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1338, Unknown=0, NotChecked=0, Total=1482 [2021-11-14 07:57:45,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:45,572 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 07:57:45,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 7.846153846153846) internal successors, (306), 39 states have internal predecessors, (306), 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) [2021-11-14 07:57:45,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:45,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:57:45,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-14 07:57:45,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-11-14 07:57:45,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:49,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:49,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:57:49,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-14 07:57:49,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-11-14 07:57:49,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-14 07:57:49,360 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-14 07:57:49,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:57:49,547 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 07:57:49,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 07:57:49,548 INFO L85 PathProgramCache]: Analyzing trace with hash -372919319, now seen corresponding path program 1 times [2021-11-14 07:57:49,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 07:57:49,549 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757933371] [2021-11-14 07:57:49,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:57:49,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 07:57:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:57:49,699 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:57:49,699 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 07:57:49,700 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757933371] [2021-11-14 07:57:49,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757933371] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 07:57:49,700 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988639687] [2021-11-14 07:57:49,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:57:49,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:57:49,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 07:57:49,704 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) [2021-11-14 07:57:49,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-14 07:57:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:57:49,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-14 07:57:49,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 07:57:49,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-14 07:57:49,964 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-14 07:57:49,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-14 07:57:50,004 INFO L354 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2021-11-14 07:57:50,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2021-11-14 07:57:50,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 07:57:50,242 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-14 07:57:50,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-11-14 07:57:50,393 INFO L354 Elim1Store]: treesize reduction 60, result has 43.4 percent of original size [2021-11-14 07:57:50,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 64 treesize of output 86 [2021-11-14 07:57:50,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-14 07:57:50,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-14 07:57:50,809 INFO L354 Elim1Store]: treesize reduction 106, result has 21.5 percent of original size [2021-11-14 07:57:50,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 79 treesize of output 65 [2021-11-14 07:57:50,830 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-14 07:57:50,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2021-11-14 07:57:50,868 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-14 07:57:50,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 17 [2021-11-14 07:57:51,661 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-14 07:57:51,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 17 [2021-11-14 07:57:51,681 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:57:51,681 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 07:57:54,111 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_#t~pre11#1| Int) (|~#top~0.base| Int) (|ULTIMATE.start_main_~#t~0#1.offset| Int)) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base|) |ULTIMATE.start_main_~#t~0#1.offset| |ULTIMATE.start_main_#t~pre11#1|)))) (store .cse2 |c_thr1Thread1of1ForFork0_push_~#ret~0#1.base| (store (select .cse2 |c_thr1Thread1of1ForFork0_push_~#ret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#ret~0#1.offset| 0))))) (store .cse1 |~#top~0.base| (store (select .cse1 |~#top~0.base|) |c_~#top~0.offset| (select (select .cse1 |c_thr1Thread1of1ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#newTop~0#1.offset|)))))) (store .cse0 |c_thr1Thread1of1ForFork0_push_~#ret~0#1.base| (store (select .cse0 |c_thr1Thread1of1ForFork0_push_~#ret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#ret~0#1.offset| 1))) |~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2021-11-14 07:57:54,205 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:57:54,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 228 treesize of output 228 [2021-11-14 07:57:54,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:57:54,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:57:54,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 147 [2021-11-14 07:57:54,971 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-14 07:57:54,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 30 [2021-11-14 07:57:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 6 not checked. [2021-11-14 07:57:55,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988639687] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 07:57:55,038 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 07:57:55,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 17, 16] total 41 [2021-11-14 07:57:55,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366247892] [2021-11-14 07:57:55,038 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 07:57:55,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-11-14 07:57:55,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 07:57:55,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-11-14 07:57:55,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1415, Unknown=1, NotChecked=76, Total=1640 [2021-11-14 07:57:55,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:55,040 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 07:57:55,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 5.2926829268292686) internal successors, (217), 41 states have internal predecessors, (217), 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) [2021-11-14 07:57:55,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:57:55,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:57:55,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-14 07:57:55,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-11-14 07:57:55,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-11-14 07:57:55,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:06,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:06,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:58:06,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-14 07:58:06,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-11-14 07:58:06,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-11-14 07:58:06,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-14 07:58:06,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-14 07:58:06,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:58:06,979 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 07:58:06,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 07:58:06,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1021719688, now seen corresponding path program 2 times [2021-11-14 07:58:06,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 07:58:06,980 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617232148] [2021-11-14 07:58:06,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:58:06,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 07:58:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:58:07,443 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:58:07,443 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 07:58:07,443 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617232148] [2021-11-14 07:58:07,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617232148] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 07:58:07,444 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993963808] [2021-11-14 07:58:07,444 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-14 07:58:07,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:58:07,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 07:58:07,448 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) [2021-11-14 07:58:07,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-14 07:58:07,502 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-14 07:58:07,502 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-14 07:58:07,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-14 07:58:07,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 07:58:07,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-14 07:58:07,575 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-14 07:58:07,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-14 07:58:07,821 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-14 07:58:07,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2021-11-14 07:58:07,888 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-11-14 07:58:07,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-11-14 07:58:07,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 07:58:08,512 INFO L354 Elim1Store]: treesize reduction 58, result has 20.5 percent of original size [2021-11-14 07:58:08,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 84 treesize of output 74 [2021-11-14 07:58:08,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2021-11-14 07:58:08,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2021-11-14 07:58:08,728 INFO L354 Elim1Store]: treesize reduction 64, result has 25.6 percent of original size [2021-11-14 07:58:08,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 74 treesize of output 67 [2021-11-14 07:58:09,876 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-14 07:58:09,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 25 [2021-11-14 07:58:09,901 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:58:09,902 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 07:58:10,635 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:58:10,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 276 treesize of output 276 [2021-11-14 07:58:10,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:58:10,700 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:58:10,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 170 [2021-11-14 07:58:13,626 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:58:13,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993963808] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 07:58:13,627 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 07:58:13,627 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 37 [2021-11-14 07:58:13,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246575526] [2021-11-14 07:58:13,627 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 07:58:13,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-11-14 07:58:13,628 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 07:58:13,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-11-14 07:58:13,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1177, Unknown=1, NotChecked=0, Total=1332 [2021-11-14 07:58:13,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:13,628 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 07:58:13,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 4.4324324324324325) internal successors, (164), 37 states have internal predecessors, (164), 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) [2021-11-14 07:58:13,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:13,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:58:13,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-14 07:58:13,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-11-14 07:58:13,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-11-14 07:58:13,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-14 07:58:13,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:15,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:15,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:58:15,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-14 07:58:15,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-11-14 07:58:15,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-11-14 07:58:15,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-14 07:58:15,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-14 07:58:15,890 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-14 07:58:16,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:58:16,072 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 07:58:16,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 07:58:16,072 INFO L85 PathProgramCache]: Analyzing trace with hash -645459228, now seen corresponding path program 2 times [2021-11-14 07:58:16,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 07:58:16,072 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300705333] [2021-11-14 07:58:16,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:58:16,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 07:58:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:58:16,492 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:58:16,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 07:58:16,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300705333] [2021-11-14 07:58:16,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300705333] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 07:58:16,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77055723] [2021-11-14 07:58:16,493 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-14 07:58:16,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:58:16,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 07:58:16,494 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) [2021-11-14 07:58:16,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-14 07:58:16,565 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-14 07:58:16,565 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-14 07:58:16,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-14 07:58:16,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 07:58:16,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-14 07:58:16,715 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-14 07:58:16,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-14 07:58:16,764 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-14 07:58:16,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2021-11-14 07:58:17,320 INFO L354 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2021-11-14 07:58:17,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 33 [2021-11-14 07:58:17,391 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-11-14 07:58:17,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 26 treesize of output 33 [2021-11-14 07:58:17,682 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:58:17,704 INFO L354 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2021-11-14 07:58:17,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 25 treesize of output 29 [2021-11-14 07:58:17,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 07:58:17,835 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-14 07:58:17,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-11-14 07:58:18,056 INFO L354 Elim1Store]: treesize reduction 66, result has 44.5 percent of original size [2021-11-14 07:58:18,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 86 [2021-11-14 07:58:18,094 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:58:18,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2021-11-14 07:58:18,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-14 07:58:18,386 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:58:18,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-14 07:58:18,415 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:58:18,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 07:58:31,260 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:58:31,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 132 [2021-11-14 07:58:31,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:58:31,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:58:31,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 51 [2021-11-14 07:58:32,182 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:58:32,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 68 [2021-11-14 07:58:32,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:58:32,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:58:33,747 INFO L354 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2021-11-14 07:58:33,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 436 treesize of output 428 [2021-11-14 07:58:33,845 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:58:33,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [77055723] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 07:58:33,846 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 07:58:33,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 19, 17] total 49 [2021-11-14 07:58:33,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869375625] [2021-11-14 07:58:33,846 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 07:58:33,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2021-11-14 07:58:33,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 07:58:33,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-11-14 07:58:33,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=227, Invalid=2120, Unknown=5, NotChecked=0, Total=2352 [2021-11-14 07:58:33,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:33,847 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 07:58:33,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 5.244897959183674) internal successors, (257), 49 states have internal predecessors, (257), 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) [2021-11-14 07:58:33,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:33,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:58:33,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-14 07:58:33,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-11-14 07:58:33,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-11-14 07:58:33,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-14 07:58:33,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-14 07:58:33,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:35,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:35,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:58:35,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-14 07:58:35,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-11-14 07:58:35,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-11-14 07:58:35,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-14 07:58:35,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-14 07:58:35,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-14 07:58:35,599 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-14 07:58:35,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:58:35,774 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 07:58:35,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 07:58:35,775 INFO L85 PathProgramCache]: Analyzing trace with hash -716575155, now seen corresponding path program 2 times [2021-11-14 07:58:35,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 07:58:35,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667768833] [2021-11-14 07:58:35,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:58:35,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 07:58:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:58:35,972 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 32 proven. 26 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-14 07:58:35,973 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 07:58:35,973 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667768833] [2021-11-14 07:58:35,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667768833] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 07:58:35,973 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1233849348] [2021-11-14 07:58:35,973 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-14 07:58:35,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:58:35,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 07:58:35,974 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) [2021-11-14 07:58:35,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-14 07:58:36,063 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-14 07:58:36,063 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-14 07:58:36,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 90 conjunts are in the unsatisfiable core [2021-11-14 07:58:36,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 07:58:36,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-14 07:58:36,143 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-14 07:58:36,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-14 07:58:36,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-14 07:58:36,574 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-14 07:58:36,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-14 07:58:36,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 07:58:36,797 INFO L354 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2021-11-14 07:58:36,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 40 [2021-11-14 07:58:36,994 INFO L354 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2021-11-14 07:58:36,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 38 [2021-11-14 07:58:37,095 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 32 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:58:37,095 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 07:58:37,783 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:58:37,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 247 treesize of output 247 [2021-11-14 07:58:37,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:58:37,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:58:37,873 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:58:37,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 185 treesize of output 176 [2021-11-14 07:58:38,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 60 [2021-11-14 07:58:38,676 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 07:58:38,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 56 [2021-11-14 07:58:38,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-14 07:58:40,984 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 07:58:40,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1233849348] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 07:58:40,984 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 07:58:40,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14, 19] total 41 [2021-11-14 07:58:40,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428317648] [2021-11-14 07:58:40,984 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 07:58:40,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-11-14 07:58:40,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 07:58:40,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-11-14 07:58:40,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=1459, Unknown=1, NotChecked=0, Total=1640 [2021-11-14 07:58:40,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:40,986 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 07:58:40,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 7.2926829268292686) internal successors, (299), 41 states have internal predecessors, (299), 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) [2021-11-14 07:58:40,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:40,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:58:40,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-14 07:58:40,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-11-14 07:58:40,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-11-14 07:58:40,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-14 07:58:40,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-14 07:58:40,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-14 07:58:40,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:58:52,061 WARN L227 SmtUtils]: Spent 6.75s on a formula simplification. DAG size of input: 95 DAG size of output: 61 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-14 07:59:05,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 07:59:05,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 07:59:05,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-14 07:59:05,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-11-14 07:59:05,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-11-14 07:59:05,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-14 07:59:05,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-14 07:59:05,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-11-14 07:59:05,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-11-14 07:59:05,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-11-14 07:59:05,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-11-14 07:59:05,750 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 07:59:05,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 07:59:05,750 INFO L85 PathProgramCache]: Analyzing trace with hash 913393248, now seen corresponding path program 3 times [2021-11-14 07:59:05,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 07:59:05,751 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377325254] [2021-11-14 07:59:05,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 07:59:05,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 07:59:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 07:59:06,263 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-14 07:59:06,264 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 07:59:06,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377325254] [2021-11-14 07:59:06,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377325254] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 07:59:06,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [735269902] [2021-11-14 07:59:06,264 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-14 07:59:06,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 07:59:06,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 07:59:06,265 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 07:59:06,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-14 07:59:06,398 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-14 07:59:06,398 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-14 07:59:06,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 93 conjunts are in the unsatisfiable core [2021-11-14 07:59:06,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 07:59:06,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-14 07:59:06,592 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-14 07:59:06,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-14 07:59:06,651 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-14 07:59:06,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2021-11-14 07:59:07,096 INFO L354 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2021-11-14 07:59:07,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 33 [2021-11-14 07:59:07,172 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-11-14 07:59:07,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 26 treesize of output 33 [2021-11-14 07:59:07,440 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:59:07,488 INFO L354 Elim1Store]: treesize reduction 78, result has 26.4 percent of original size [2021-11-14 07:59:07,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 31 treesize of output 49 [2021-11-14 07:59:07,607 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#ret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:59:07,694 INFO L354 Elim1Store]: treesize reduction 112, result has 24.8 percent of original size [2021-11-14 07:59:07,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 44 treesize of output 69 [2021-11-14 07:59:08,100 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-11-14 07:59:08,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 23 [2021-11-14 07:59:08,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 07:59:08,377 INFO L354 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2021-11-14 07:59:08,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 33 [2021-11-14 07:59:08,458 INFO L354 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2021-11-14 07:59:08,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 33 treesize of output 40 [2021-11-14 07:59:08,842 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#newTop~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 07:59:08,869 INFO L354 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2021-11-14 07:59:08,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 36 [2021-11-14 07:59:08,908 WARN L319 FreeRefinementEngine]: Global settings require throwing the following exception [2021-11-14 07:59:08,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-14 07:59:09,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-14 07:59:09,109 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Shadow problem: [|thr1Thread1of1ForFork0_push_~#ret~0#1.offset|] at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Context.constructChildContextForQuantifiedFormula(Context.java:117) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.pushInner(QuantifierPusher.java:293) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:167) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:243) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:233) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminateLight(PartialQuantifierElimination.java:111) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminateCompat(PartialQuantifierElimination.java:127) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.constructQuantifiedFormula(TermDomainOperationProvider.java:115) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:104) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:197) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-14 07:59:09,112 INFO L158 Benchmark]: Toolchain (without parser) took 105134.13ms. Allocated memory was 381.7MB in the beginning and 501.2MB in the end (delta: 119.5MB). Free memory was 327.2MB in the beginning and 264.0MB in the end (delta: 63.2MB). Peak memory consumption was 183.3MB. Max. memory is 16.0GB. [2021-11-14 07:59:09,112 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 381.7MB. Free memory is still 344.9MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 07:59:09,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 383.61ms. Allocated memory is still 381.7MB. Free memory was 327.0MB in the beginning and 345.7MB in the end (delta: -18.7MB). Peak memory consumption was 16.0MB. Max. memory is 16.0GB. [2021-11-14 07:59:09,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.72ms. Allocated memory is still 381.7MB. Free memory was 345.7MB in the beginning and 343.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 07:59:09,113 INFO L158 Benchmark]: Boogie Preprocessor took 21.48ms. Allocated memory is still 381.7MB. Free memory was 343.6MB in the beginning and 342.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 07:59:09,113 INFO L158 Benchmark]: RCFGBuilder took 434.73ms. Allocated memory is still 381.7MB. Free memory was 342.2MB in the beginning and 326.2MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. [2021-11-14 07:59:09,113 INFO L158 Benchmark]: TraceAbstraction took 104253.47ms. Allocated memory was 381.7MB in the beginning and 501.2MB in the end (delta: 119.5MB). Free memory was 325.4MB in the beginning and 264.0MB in the end (delta: 61.5MB). Peak memory consumption was 181.9MB. Max. memory is 16.0GB. [2021-11-14 07:59:09,115 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 381.7MB. Free memory is still 344.9MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 383.61ms. Allocated memory is still 381.7MB. Free memory was 327.0MB in the beginning and 345.7MB in the end (delta: -18.7MB). Peak memory consumption was 16.0MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 35.72ms. Allocated memory is still 381.7MB. Free memory was 345.7MB in the beginning and 343.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 21.48ms. Allocated memory is still 381.7MB. Free memory was 343.6MB in the beginning and 342.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 434.73ms. Allocated memory is still 381.7MB. Free memory was 342.2MB in the beginning and 326.2MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. * TraceAbstraction took 104253.47ms. Allocated memory was 381.7MB in the beginning and 501.2MB in the end (delta: 119.5MB). Free memory was 325.4MB in the beginning and 264.0MB in the end (delta: 61.5MB). Peak memory consumption was 181.9MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Shadow problem: [|thr1Thread1of1ForFork0_push_~#ret~0#1.offset|] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Shadow problem: [|thr1Thread1of1ForFork0_push_~#ret~0#1.offset|]: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Context.constructChildContextForQuantifiedFormula(Context.java:117) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-14 07:59:09,143 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-14 07:59:09,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...