/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi000_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-25 08:33:13,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-25 08:33:13,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-25 08:33:13,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-25 08:33:13,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-25 08:33:13,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-25 08:33:13,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-25 08:33:13,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-25 08:33:13,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-25 08:33:13,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-25 08:33:13,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-25 08:33:13,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-25 08:33:13,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-25 08:33:13,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-25 08:33:13,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-25 08:33:13,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-25 08:33:13,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-25 08:33:13,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-25 08:33:13,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-25 08:33:13,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-25 08:33:13,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-25 08:33:13,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-25 08:33:13,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-25 08:33:13,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-25 08:33:13,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-25 08:33:13,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-25 08:33:13,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-25 08:33:13,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-25 08:33:13,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-25 08:33:13,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-25 08:33:13,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-25 08:33:13,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-25 08:33:13,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-25 08:33:13,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-25 08:33:13,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-25 08:33:13,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-25 08:33:13,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-25 08:33:13,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-25 08:33:13,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-25 08:33:13,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-25 08:33:13,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-25 08:33:13,351 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-Uncond-NoLbe-Random7777.epf [2021-10-25 08:33:13,379 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-25 08:33:13,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-25 08:33:13,380 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-25 08:33:13,380 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-25 08:33:13,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-25 08:33:13,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-25 08:33:13,382 INFO L138 SettingsManager]: * Use SBE=true [2021-10-25 08:33:13,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-25 08:33:13,382 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-25 08:33:13,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-25 08:33:13,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-25 08:33:13,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-25 08:33:13,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-25 08:33:13,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-25 08:33:13,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-25 08:33:13,383 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-25 08:33:13,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-25 08:33:13,384 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-25 08:33:13,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-25 08:33:13,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-25 08:33:13,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-25 08:33:13,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-25 08:33:13,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-25 08:33:13,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 08:33:13,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-25 08:33:13,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-25 08:33:13,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-25 08:33:13,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-25 08:33:13,385 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-10-25 08:33:13,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-25 08:33:13,385 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-25 08:33:13,385 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-25 08:33:13,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-25 08:33:13,386 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-25 08:33:13,386 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-25 08:33:13,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-25 08:33:13,386 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 [2021-10-25 08:33:13,386 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-25 08:33:13,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-25 08:33:13,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-25 08:33:13,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-25 08:33:13,606 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-25 08:33:13,607 INFO L275 PluginConnector]: CDTParser initialized [2021-10-25 08:33:13,607 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi000_pso.opt.i [2021-10-25 08:33:13,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a321bf400/1269139ca92c4dd082abf68f2f5e1cf9/FLAG5b766dcfe [2021-10-25 08:33:14,052 INFO L306 CDTParser]: Found 1 translation units. [2021-10-25 08:33:14,053 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi000_pso.opt.i [2021-10-25 08:33:14,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a321bf400/1269139ca92c4dd082abf68f2f5e1cf9/FLAG5b766dcfe [2021-10-25 08:33:14,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a321bf400/1269139ca92c4dd082abf68f2f5e1cf9 [2021-10-25 08:33:14,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-25 08:33:14,086 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-25 08:33:14,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-25 08:33:14,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-25 08:33:14,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-25 08:33:14,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@203434e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14, skipping insertion in model container [2021-10-25 08:33:14,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-25 08:33:14,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-25 08:33:14,311 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-wmm/rfi000_pso.opt.i[948,961] [2021-10-25 08:33:14,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-25 08:33:14,479 INFO L203 MainTranslator]: Completed pre-run [2021-10-25 08:33:14,488 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-wmm/rfi000_pso.opt.i[948,961] [2021-10-25 08:33:14,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-25 08:33:14,552 INFO L208 MainTranslator]: Completed translation [2021-10-25 08:33:14,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14 WrapperNode [2021-10-25 08:33:14,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-25 08:33:14,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-25 08:33:14,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-25 08:33:14,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-25 08:33:14,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,605 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-25 08:33:14,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-25 08:33:14,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-25 08:33:14,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-25 08:33:14,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-25 08:33:14,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-25 08:33:14,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-25 08:33:14,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-25 08:33:14,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14" (1/1) ... [2021-10-25 08:33:14,659 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 08:33:14,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:33:14,678 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) [2021-10-25 08:33:14,685 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 [2021-10-25 08:33:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-25 08:33:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-25 08:33:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-25 08:33:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-25 08:33:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-25 08:33:14,711 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-25 08:33:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-25 08:33:14,711 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-25 08:33:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-25 08:33:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-25 08:33:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-25 08:33:14,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-25 08:33:14,713 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-25 08:33:16,152 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-25 08:33:16,153 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-25 08:33:16,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:33:16 BoogieIcfgContainer [2021-10-25 08:33:16,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-25 08:33:16,156 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-25 08:33:16,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-25 08:33:16,159 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-25 08:33:16,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 08:33:14" (1/3) ... [2021-10-25 08:33:16,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca72555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:33:16, skipping insertion in model container [2021-10-25 08:33:16,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:33:14" (2/3) ... [2021-10-25 08:33:16,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca72555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:33:16, skipping insertion in model container [2021-10-25 08:33:16,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:33:16" (3/3) ... [2021-10-25 08:33:16,161 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi000_pso.opt.i [2021-10-25 08:33:16,165 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-25 08:33:16,165 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-25 08:33:16,165 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-25 08:33:16,165 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-25 08:33:16,199 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,199 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,199 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,200 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,200 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,200 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,200 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,200 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,200 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,200 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,200 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,201 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,201 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,201 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,202 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,202 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,202 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,202 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,203 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,203 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,203 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,203 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,203 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,204 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,204 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,204 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,205 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,206 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,206 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,206 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,206 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,206 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,206 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,206 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,207 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,207 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,207 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,207 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,207 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,207 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,216 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,216 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,216 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,221 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,221 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,222 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-25 08:33:16,267 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-25 08:33:16,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:33:16,279 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) [2021-10-25 08:33:16,283 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 [2021-10-25 08:33:16,302 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2021-10-25 08:33:16,307 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, mConcurrency=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 [2021-10-25 08:33:16,307 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-25 08:33:16,387 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,388 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,391 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,394 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,421 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,429 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,439 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,446 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,475 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,485 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,492 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,499 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,500 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,500 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,500 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,500 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,501 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,501 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,501 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,501 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,501 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,501 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,502 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,502 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,502 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,524 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,524 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,524 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,525 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,525 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,525 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,525 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,525 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,526 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,526 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,526 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,526 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,526 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,527 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,548 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,548 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,548 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,548 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,549 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:16,571 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:33:16,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:33:16,576 INFO L82 PathProgramCache]: Analyzing trace with hash -348404942, now seen corresponding path program 1 times [2021-10-25 08:33:16,584 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:33:16,584 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930769686] [2021-10-25 08:33:16,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:33:16,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:33:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:33:16,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:33:16,831 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:33:16,831 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930769686] [2021-10-25 08:33:16,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930769686] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:33:16,832 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:33:16,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-25 08:33:16,834 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964942939] [2021-10-25 08:33:16,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-25 08:33:16,839 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:33:16,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-25 08:33:16,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-25 08:33:16,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:16,856 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:33:16,859 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) [2021-10-25 08:33:16,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:16,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:16,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-25 08:33:16,879 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:33:16,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:33:16,882 INFO L82 PathProgramCache]: Analyzing trace with hash 944013197, now seen corresponding path program 1 times [2021-10-25 08:33:16,882 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:33:16,882 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146475405] [2021-10-25 08:33:16,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:33:16,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:33:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:33:17,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:33:17,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:33:17,060 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146475405] [2021-10-25 08:33:17,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146475405] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:33:17,061 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:33:17,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-25 08:33:17,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721568479] [2021-10-25 08:33:17,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-25 08:33:17,063 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:33:17,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-25 08:33:17,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-25 08:33:17,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:17,065 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:33:17,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.0) internal successors, (60), 5 states have internal predecessors, (60), 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) [2021-10-25 08:33:17,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:17,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:17,182 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,194 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,194 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,210 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,211 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,211 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,212 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,212 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,212 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,212 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,212 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,212 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,213 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,213 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,213 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,214 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,249 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,249 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,250 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,250 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,250 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,250 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,250 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,251 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,251 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,251 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,251 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,251 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,252 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,252 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,253 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,271 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,286 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,293 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,294 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,294 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,294 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,294 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,294 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,295 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,296 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,309 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,311 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,335 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,362 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,363 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,363 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,363 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,363 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,363 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,363 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,364 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,364 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,364 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,364 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,364 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,364 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,365 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:17,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 08:33:17,389 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-25 08:33:17,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-25 08:33:17,395 INFO L308 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2) [2021-10-25 08:33:17,396 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-25 08:33:17,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:33:17,403 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-25 08:33:17,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-10-25 08:33:17,407 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-25 08:33:17,408 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, mConcurrency=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 [2021-10-25 08:33:17,408 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-25 08:33:17,447 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,447 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,447 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,447 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,447 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,448 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,449 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,449 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,466 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,471 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,480 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,486 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,486 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,509 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,517 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,517 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,517 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,517 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,517 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,517 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,517 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,518 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,518 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,518 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,518 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,518 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,518 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,518 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,535 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,536 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,536 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,536 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,536 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,536 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,536 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,536 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,537 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,537 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,537 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,537 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,537 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,537 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,553 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,553 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,564 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,564 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,564 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,564 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,564 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,565 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,565 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,565 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,565 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,565 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,565 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,565 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,565 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,582 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 08:33:17,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:33:17,583 INFO L82 PathProgramCache]: Analyzing trace with hash 761266685, now seen corresponding path program 1 times [2021-10-25 08:33:17,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:33:17,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583202014] [2021-10-25 08:33:17,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:33:17,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:33:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:33:17,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:33:17,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:33:17,635 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583202014] [2021-10-25 08:33:17,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583202014] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:33:17,635 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:33:17,636 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-25 08:33:17,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392009975] [2021-10-25 08:33:17,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-25 08:33:17,636 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:33:17,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-25 08:33:17,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-25 08:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:17,640 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:33:17,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 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) [2021-10-25 08:33:17,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:17,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,646 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,647 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,647 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,665 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,665 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:17,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-25 08:33:17,686 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 08:33:17,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:33:17,686 INFO L82 PathProgramCache]: Analyzing trace with hash 878707275, now seen corresponding path program 1 times [2021-10-25 08:33:17,686 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:33:17,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689604821] [2021-10-25 08:33:17,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:33:17,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:33:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:33:17,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:33:17,880 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:33:17,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689604821] [2021-10-25 08:33:17,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689604821] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:33:17,880 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:33:17,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-25 08:33:17,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289373875] [2021-10-25 08:33:17,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-25 08:33:17,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:33:17,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-25 08:33:17,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-25 08:33:17,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:17,882 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:33:17,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 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) [2021-10-25 08:33:17,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:17,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:17,954 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,955 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,955 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,955 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,955 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,955 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,955 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,955 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,956 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,956 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,956 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,956 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,956 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,956 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,958 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,976 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,977 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,977 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,977 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,977 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,978 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,978 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,978 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,978 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,978 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,978 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,978 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,979 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,979 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:17,979 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,011 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,011 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,011 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,011 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,011 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,012 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,013 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,013 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,039 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,040 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,040 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,040 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,040 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,040 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,041 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,041 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,041 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,041 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,041 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,041 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,041 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,042 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:18,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:18,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-25 08:33:18,068 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 08:33:18,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:33:18,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1414674833, now seen corresponding path program 2 times [2021-10-25 08:33:18,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:33:18,069 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314128659] [2021-10-25 08:33:18,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:33:18,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:33:18,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:33:18,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:33:18,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:33:18,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314128659] [2021-10-25 08:33:18,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314128659] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:33:18,420 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:33:18,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-25 08:33:18,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448320119] [2021-10-25 08:33:18,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-25 08:33:18,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:33:18,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-25 08:33:18,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-10-25 08:33:18,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:18,422 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:33:18,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 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) [2021-10-25 08:33:18,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:18,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:18,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:18,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,633 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,641 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,674 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,675 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,725 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,726 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,890 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,900 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,913 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,914 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,939 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,939 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,958 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,959 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,975 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,975 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,976 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,976 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,976 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,976 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,993 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,993 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,994 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,994 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,994 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:18,995 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:19,047 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:19,079 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:19,085 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:19,090 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:19,090 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:19,090 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:19,104 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:19,104 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:33:19,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:19,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:19,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:33:19,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-25 08:33:19,424 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 08:33:19,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:33:19,426 INFO L82 PathProgramCache]: Analyzing trace with hash -2109856885, now seen corresponding path program 3 times [2021-10-25 08:33:19,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:33:19,426 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955867046] [2021-10-25 08:33:19,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:33:19,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:33:19,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:33:19,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:33:19,554 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:33:19,554 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955867046] [2021-10-25 08:33:19,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955867046] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:33:19,554 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:33:19,554 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-25 08:33:19,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507682195] [2021-10-25 08:33:19,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-25 08:33:19,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:33:19,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-25 08:33:19,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-25 08:33:19,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:19,555 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:33:19,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 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) [2021-10-25 08:33:19,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:19,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:19,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:33:19,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:19,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:19,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:19,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:33:19,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:19,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-25 08:33:19,672 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 08:33:19,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:33:19,672 INFO L82 PathProgramCache]: Analyzing trace with hash 1480552571, now seen corresponding path program 4 times [2021-10-25 08:33:19,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:33:19,672 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148971117] [2021-10-25 08:33:19,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:33:19,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:33:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:33:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:33:19,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:33:19,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148971117] [2021-10-25 08:33:19,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148971117] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:33:19,781 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:33:19,782 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-25 08:33:19,782 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770174656] [2021-10-25 08:33:19,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-25 08:33:19,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:33:19,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-25 08:33:19,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-25 08:33:19,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:19,783 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:33:19,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 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) [2021-10-25 08:33:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:33:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:33:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:19,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:19,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-25 08:33:19,868 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 08:33:19,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:33:19,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1181403789, now seen corresponding path program 5 times [2021-10-25 08:33:19,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:33:19,869 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346313090] [2021-10-25 08:33:19,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:33:19,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:33:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:33:20,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:33:20,177 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:33:20,177 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346313090] [2021-10-25 08:33:20,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346313090] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:33:20,177 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:33:20,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-25 08:33:20,178 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037380383] [2021-10-25 08:33:20,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-25 08:33:20,178 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:33:20,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-25 08:33:20,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-10-25 08:33:20,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,179 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:33:20,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 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) [2021-10-25 08:33:20,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:20,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:33:20,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:33:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:33:20,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-25 08:33:20,465 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 08:33:20,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:33:20,465 INFO L82 PathProgramCache]: Analyzing trace with hash -669498267, now seen corresponding path program 6 times [2021-10-25 08:33:20,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:33:20,465 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806259410] [2021-10-25 08:33:20,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:33:20,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:33:20,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:33:20,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:33:20,591 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:33:20,591 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806259410] [2021-10-25 08:33:20,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806259410] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:33:20,591 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:33:20,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-25 08:33:20,591 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200904023] [2021-10-25 08:33:20,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-25 08:33:20,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:33:20,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-25 08:33:20,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-25 08:33:20,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,592 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:33:20,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 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) [2021-10-25 08:33:20,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:20,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:33:20,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:33:20,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:20,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:33:20,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:33:20,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:33:20,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-25 08:33:20,687 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 08:33:20,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:33:20,687 INFO L82 PathProgramCache]: Analyzing trace with hash 724899535, now seen corresponding path program 7 times [2021-10-25 08:33:20,688 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:33:20,688 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223241814] [2021-10-25 08:33:20,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:33:20,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:33:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:33:20,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 08:33:20,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:33:20,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223241814] [2021-10-25 08:33:20,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223241814] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:33:20,802 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:33:20,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-25 08:33:20,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061650732] [2021-10-25 08:33:20,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-25 08:33:20,802 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:33:20,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-25 08:33:20,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-25 08:33:20,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,803 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:33:20,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 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) [2021-10-25 08:33:20,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:20,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:33:20,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:33:20,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:33:20,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:33:20,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:33:20,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 08:33:20,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 08:33:20,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:33:20,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 08:33:20,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:33:20,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-25 08:33:20,972 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 08:33:20,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:33:20,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1002262523, now seen corresponding path program 8 times [2021-10-25 08:33:20,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:33:20,973 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486508469] [2021-10-25 08:33:20,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:33:20,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:33:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-25 08:33:21,005 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-25 08:33:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-25 08:33:21,076 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-25 08:33:21,076 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-25 08:33:21,076 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-25 08:33:21,076 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-25 08:33:21,077 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-25 08:33:21,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-25 08:33:21,079 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (2/2) [2021-10-25 08:33:21,081 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-25 08:33:21,081 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-25 08:33:21,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 08:33:21 BasicIcfg [2021-10-25 08:33:21,199 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-25 08:33:21,207 INFO L168 Benchmark]: Toolchain (without parser) took 7112.84 ms. Allocated memory was 184.5 MB in the beginning and 319.8 MB in the end (delta: 135.3 MB). Free memory was 125.1 MB in the beginning and 213.7 MB in the end (delta: -88.6 MB). Peak memory consumption was 46.0 MB. Max. memory is 8.0 GB. [2021-10-25 08:33:21,207 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 184.5 MB. Free memory is still 143.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-25 08:33:21,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.80 ms. Allocated memory was 184.5 MB in the beginning and 254.8 MB in the end (delta: 70.3 MB). Free memory was 125.0 MB in the beginning and 212.9 MB in the end (delta: -87.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 8.0 GB. [2021-10-25 08:33:21,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.70 ms. Allocated memory is still 254.8 MB. Free memory was 212.9 MB in the beginning and 210.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-25 08:33:21,208 INFO L168 Benchmark]: Boogie Preprocessor took 30.47 ms. Allocated memory is still 254.8 MB. Free memory was 210.3 MB in the beginning and 208.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-25 08:33:21,208 INFO L168 Benchmark]: RCFGBuilder took 1518.12 ms. Allocated memory is still 254.8 MB. Free memory was 208.2 MB in the beginning and 209.3 MB in the end (delta: -1.1 MB). Peak memory consumption was 117.1 MB. Max. memory is 8.0 GB. [2021-10-25 08:33:21,209 INFO L168 Benchmark]: TraceAbstraction took 5042.55 ms. Allocated memory was 254.8 MB in the beginning and 319.8 MB in the end (delta: 65.0 MB). Free memory was 208.8 MB in the beginning and 213.7 MB in the end (delta: -4.9 MB). Peak memory consumption was 59.6 MB. Max. memory is 8.0 GB. [2021-10-25 08:33:21,210 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 184.5 MB. Free memory is still 143.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 464.80 ms. Allocated memory was 184.5 MB in the beginning and 254.8 MB in the end (delta: 70.3 MB). Free memory was 125.0 MB in the beginning and 212.9 MB in the end (delta: -87.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 51.70 ms. Allocated memory is still 254.8 MB. Free memory was 212.9 MB in the beginning and 210.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 30.47 ms. Allocated memory is still 254.8 MB. Free memory was 210.3 MB in the beginning and 208.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1518.12 ms. Allocated memory is still 254.8 MB. Free memory was 208.2 MB in the beginning and 209.3 MB in the end (delta: -1.1 MB). Peak memory consumption was 117.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5042.55 ms. Allocated memory was 254.8 MB in the beginning and 319.8 MB in the end (delta: 65.0 MB). Free memory was 208.8 MB in the beginning and 213.7 MB in the end (delta: -4.9 MB). Peak memory consumption was 59.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1697, positive: 1459, positive conditional: 779, positive unconditional: 680, negative: 238, negative conditional: 216, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1562, positive: 1459, positive conditional: 0, positive unconditional: 1459, negative: 103, negative conditional: 0, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 712, positive: 687, positive conditional: 0, positive unconditional: 687, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 712, positive: 686, positive conditional: 0, positive unconditional: 686, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 392, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 390, negative conditional: 0, negative unconditional: 390, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1562, positive: 772, positive conditional: 0, positive unconditional: 772, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 712, unknown conditional: 0, unknown unconditional: 712] , Statistics on independence cache: Total cache size (in pairs): 712, Positive cache size: 687, Positive conditional cache size: 0, Positive unconditional cache size: 687, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25, Independence queries for same thread: 135 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 411, Number of persistent set computation: 240, Number of trivial persistent sets: 192, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1697, positive: 1459, positive conditional: 779, positive unconditional: 680, negative: 238, negative conditional: 216, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1562, positive: 1459, positive conditional: 0, positive unconditional: 1459, negative: 103, negative conditional: 0, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 712, positive: 687, positive conditional: 0, positive unconditional: 687, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 712, positive: 686, positive conditional: 0, positive unconditional: 686, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 392, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 390, negative conditional: 0, negative unconditional: 390, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1562, positive: 772, positive conditional: 0, positive unconditional: 772, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 712, unknown conditional: 0, unknown unconditional: 712] , Statistics on independence cache: Total cache size (in pairs): 712, Positive cache size: 687, Positive conditional cache size: 0, Positive unconditional cache size: 687, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25, Independence queries for same thread: 135 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12030, positive: 10424, positive conditional: 9486, positive unconditional: 938, negative: 1606, negative conditional: 1566, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11058, positive: 10424, positive conditional: 0, positive unconditional: 10424, negative: 634, negative conditional: 0, negative unconditional: 634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 988, positive: 944, positive conditional: 0, positive unconditional: 944, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 988, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 46, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 568, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 566, negative conditional: 0, negative unconditional: 566, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11058, positive: 9480, positive conditional: 0, positive unconditional: 9480, negative: 590, negative conditional: 0, negative unconditional: 590, unknown: 988, unknown conditional: 0, unknown unconditional: 988] , Statistics on independence cache: Total cache size (in pairs): 988, Positive cache size: 944, Positive conditional cache size: 0, Positive unconditional cache size: 944, Negative cache size: 44, Negative conditional cache size: 0, Negative unconditional cache size: 44, Independence queries for same thread: 972 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 585, Number of persistent set computation: 842, Number of trivial persistent sets: 496, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12030, positive: 10424, positive conditional: 9486, positive unconditional: 938, negative: 1606, negative conditional: 1566, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11058, positive: 10424, positive conditional: 0, positive unconditional: 10424, negative: 634, negative conditional: 0, negative unconditional: 634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 988, positive: 944, positive conditional: 0, positive unconditional: 944, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 988, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 46, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 568, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 566, negative conditional: 0, negative unconditional: 566, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11058, positive: 9480, positive conditional: 0, positive unconditional: 9480, negative: 590, negative conditional: 0, negative unconditional: 590, unknown: 988, unknown conditional: 0, unknown unconditional: 988] , Statistics on independence cache: Total cache size (in pairs): 988, Positive cache size: 944, Positive conditional cache size: 0, Positive unconditional cache size: 944, Negative cache size: 44, Negative conditional cache size: 0, Negative unconditional cache size: 44, Independence queries for same thread: 972 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L712] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L713] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L714] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L716] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L717] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L718] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L719] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L720] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L721] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L722] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0] [L723] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L724] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L725] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0] [L726] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L727] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L728] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L729] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L730] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L732] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L733] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L734] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L800] 0 pthread_t t1591; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L801] FCALL, FORK 0 pthread_create(&t1591, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L802] 0 pthread_t t1592; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L803] FCALL, FORK 0 pthread_create(&t1592, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L758] 2 x$w_buff1 = x$w_buff0 [L759] 2 x$w_buff0 = 2 [L760] 2 x$w_buff1_used = x$w_buff0_used [L761] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L763] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L764] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L765] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L766] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L769] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L772] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L775] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L738] 1 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L741] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L744] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L744] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L744] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L744] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L745] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L745] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L746] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L746] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L747] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L747] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L748] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L748] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L751] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L778] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L778] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L779] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L779] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L780] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L780] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L781] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L781] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L782] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L782] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L785] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L805] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L787] 2 return 0; VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L809] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L809] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L809] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L809] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L810] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L810] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L811] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L811] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L812] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L812] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L813] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L813] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L816] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L817] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L818] 0 x$flush_delayed = weak$$choice2 [L819] 0 x$mem_tmp = x [L820] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L820] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L821] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L821] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L822] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L822] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L823] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L823] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L824] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L824] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L825] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L825] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L826] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L826] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L827] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 1) [L828] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L828] 0 x = x$flush_delayed ? x$mem_tmp : x [L829] 0 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L753] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L18] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L18] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 803]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 801]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 109 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1129.6ms, OverallIterations: 2, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.3ms, PartialOrderReductionTime: 592.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 13.6ms SsaConstructionTime, 121.6ms SatisfiabilityAnalysisTime, 216.2ms InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 347 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 109 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 3682.6ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.7ms, PartialOrderReductionTime: 2151.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 79, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 30.4ms SsaConstructionTime, 342.5ms SatisfiabilityAnalysisTime, 1000.5ms InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 585 ConstructedInterpolants, 0 QuantifiedInterpolants, 2264 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-25 08:33:21,246 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2021-10-25 08:33:21,462 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 [2021-10-25 08:33:21,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...