/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-LoopLockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 11:16:21,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 11:16:21,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 11:16:21,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-14 11:16:21,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-14 11:16:21,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-14 11:16:21,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-14 11:16:21,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-14 11:16:21,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-14 11:16:21,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-14 11:16:21,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-14 11:16:21,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-14 11:16:21,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-14 11:16:21,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-14 11:16:21,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-14 11:16:21,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-14 11:16:21,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-14 11:16:21,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-14 11:16:21,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-14 11:16:21,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-14 11:16:21,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-14 11:16:21,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-14 11:16:21,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-14 11:16:21,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-14 11:16:21,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-11-14 11:16:21,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-14 11:16:21,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-14 11:16:21,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-14 11:16:21,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-14 11:16:21,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-14 11:16:21,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-14 11:16:21,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-14 11:16:21,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-14 11:16:21,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 11:16:21,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 11:16:21,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 11:16:21,501 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-LoopLockstep.epf [2021-11-14 11:16:21,524 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 11:16:21,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 11:16:21,524 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 11:16:21,524 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 11:16:21,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 11:16:21,525 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 11:16:21,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 11:16:21,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 11:16:21,525 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 11:16:21,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 11:16:21,526 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 11:16:21,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 11:16:21,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 11:16:21,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 11:16:21,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 11:16:21,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 11:16:21,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 11:16:21,527 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 11:16:21,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 11:16:21,527 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 11:16:21,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 11:16:21,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 11:16:21,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 11:16:21,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 11:16:21,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 11:16:21,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 11:16:21,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 11:16:21,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 11:16:21,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 11:16:21,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 11:16:21,528 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-14 11:16:21,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 11:16:21,529 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 11:16:21,529 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 11:16:21,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 11:16:21,529 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 11:16:21,529 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 11:16:21,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-14 11:16:21,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 11:16:21,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 11:16:21,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 11:16:21,717 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 11:16:21,719 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 11:16:21,720 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c [2021-11-14 11:16:21,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b58980f80/9e9ca9e9544941f480743f2b8bcfc79f/FLAG07cedb593 [2021-11-14 11:16:22,132 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 11:16:22,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c [2021-11-14 11:16:22,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b58980f80/9e9ca9e9544941f480743f2b8bcfc79f/FLAG07cedb593 [2021-11-14 11:16:22,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b58980f80/9e9ca9e9544941f480743f2b8bcfc79f [2021-11-14 11:16:22,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 11:16:22,576 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 11:16:22,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 11:16:22,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 11:16:22,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 11:16:22,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc8f80e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22, skipping insertion in model container [2021-11-14 11:16:22,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 11:16:22,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 11:16:22,730 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c[3019,3032] [2021-11-14 11:16:22,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 11:16:22,739 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 11:16:22,756 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c[3019,3032] [2021-11-14 11:16:22,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 11:16:22,766 INFO L208 MainTranslator]: Completed translation [2021-11-14 11:16:22,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22 WrapperNode [2021-11-14 11:16:22,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 11:16:22,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 11:16:22,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 11:16:22,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 11:16:22,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 11:16:22,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 11:16:22,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 11:16:22,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 11:16:22,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 11:16:22,824 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 11:16:22,824 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 11:16:22,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 11:16:22,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22" (1/1) ... [2021-11-14 11:16:22,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 11:16:22,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 11:16:22,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-14 11:16:22,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-14 11:16:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 11:16:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 11:16:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 11:16:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-14 11:16:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-14 11:16:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-14 11:16:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-14 11:16:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-14 11:16:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-14 11:16:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-14 11:16:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-14 11:16:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-14 11:16:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 11:16:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-14 11:16:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-14 11:16:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-14 11:16:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 11:16:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 11:16:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 11:16:22,888 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-14 11:16:23,266 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 11:16:23,266 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-14 11:16:23,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:16:23 BoogieIcfgContainer [2021-11-14 11:16:23,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 11:16:23,269 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 11:16:23,269 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 11:16:23,272 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 11:16:23,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 11:16:22" (1/3) ... [2021-11-14 11:16:23,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2164c357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 11:16:23, skipping insertion in model container [2021-11-14 11:16:23,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:16:22" (2/3) ... [2021-11-14 11:16:23,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2164c357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 11:16:23, skipping insertion in model container [2021-11-14 11:16:23,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:16:23" (3/3) ... [2021-11-14 11:16:23,275 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-min-max-dec.wvr.c [2021-11-14 11:16:23,279 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 11:16:23,279 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 11:16:23,279 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-14 11:16:23,279 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 11:16:23,307 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,308 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,308 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,308 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,308 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,308 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,309 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,309 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,309 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,309 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,309 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,309 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,309 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,310 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,310 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,310 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,310 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,310 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,311 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,311 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,311 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,311 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,312 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,312 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,312 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,312 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,312 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,313 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,313 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,313 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,313 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,313 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,313 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,313 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,314 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,314 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,314 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,314 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,314 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,314 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,314 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,314 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,314 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,315 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,315 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,315 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,315 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,315 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,315 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,316 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,316 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,316 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,316 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,317 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,318 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,318 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,318 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,318 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,319 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,319 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,319 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,319 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,320 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,320 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,321 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,321 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,321 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,321 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,321 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,321 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,322 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,322 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,322 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,322 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,322 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,323 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,323 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,323 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,323 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,323 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,324 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,324 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,325 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,325 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,325 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,327 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,330 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,331 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,331 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,331 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,331 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,331 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,331 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,331 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,331 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,331 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,332 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,332 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,332 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,333 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,338 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,338 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,338 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,338 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,338 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,338 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,339 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,339 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,339 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,339 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,340 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,340 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,340 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,340 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,340 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,340 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,340 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,340 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,343 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-14 11:16:23,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 11:16:23,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 11:16:23,402 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-14 11:16:23,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-14 11:16:23,426 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-14 11:16:23,431 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-14 11:16:23,432 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-14 11:16:23,569 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,592 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,629 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,646 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,650 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,680 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,684 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:23,749 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:23,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:23,753 INFO L85 PathProgramCache]: Analyzing trace with hash -210272599, now seen corresponding path program 1 times [2021-11-14 11:16:23,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:23,760 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221890477] [2021-11-14 11:16:23,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:23,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:23,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 11:16:23,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:23,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221890477] [2021-11-14 11:16:23,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221890477] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 11:16:23,932 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 11:16:23,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 11:16:23,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447240789] [2021-11-14 11:16:23,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 11:16:23,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-14 11:16:23,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 11:16:23,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-14 11:16:23,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-14 11:16:23,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:23,956 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 11:16:23,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 62.5) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 11:16:23,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:24,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:24,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 11:16:24,013 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:24,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:24,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1820006140, now seen corresponding path program 1 times [2021-11-14 11:16:24,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:24,016 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497390590] [2021-11-14 11:16:24,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:24,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:24,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 11:16:24,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:24,342 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497390590] [2021-11-14 11:16:24,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497390590] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 11:16:24,342 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 11:16:24,343 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-14 11:16:24,343 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796231825] [2021-11-14 11:16:24,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 11:16:24,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-14 11:16:24,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 11:16:24,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-14 11:16:24,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-14 11:16:24,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:24,351 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 11:16:24,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.166666666666668) internal successors, (121), 6 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 11:16:24,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:24,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:24,443 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:24,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:24,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:24,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 11:16:24,491 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:24,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:24,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1314567803, now seen corresponding path program 1 times [2021-11-14 11:16:24,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:24,491 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138527802] [2021-11-14 11:16:24,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:24,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:24,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 11:16:24,585 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:24,585 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138527802] [2021-11-14 11:16:24,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138527802] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 11:16:24,586 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 11:16:24,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 11:16:24,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079786233] [2021-11-14 11:16:24,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 11:16:24,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 11:16:24,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 11:16:24,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 11:16:24,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-14 11:16:24,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:24,587 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 11:16:24,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.0) internal successors, (126), 7 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 11:16:24,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:24,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:24,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:24,653 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:24,672 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:24,690 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:24,719 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:24,829 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:24,871 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:25,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:25,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:25,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:25,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-14 11:16:25,790 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:25,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:25,791 INFO L85 PathProgramCache]: Analyzing trace with hash 99751780, now seen corresponding path program 1 times [2021-11-14 11:16:25,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:25,791 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500979222] [2021-11-14 11:16:25,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:25,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:25,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 11:16:25,870 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:25,871 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500979222] [2021-11-14 11:16:25,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500979222] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 11:16:25,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1280647227] [2021-11-14 11:16:25,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:25,874 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 11:16:25,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 11:16:25,875 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 11:16:25,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-14 11:16:25,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:25,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-14 11:16:25,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 11:16:26,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 11:16:26,294 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 11:16:26,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 11:16:26,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1280647227] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-14 11:16:26,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-14 11:16:26,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2021-11-14 11:16:26,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667103319] [2021-11-14 11:16:26,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 11:16:26,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 11:16:26,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 11:16:26,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 11:16:26,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2021-11-14 11:16:26,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:26,558 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 11:16:26,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 7 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 11:16:26,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:26,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:26,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:26,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:26,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:26,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:26,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:26,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:26,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-14 11:16:26,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-14 11:16:26,843 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:26,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:26,844 INFO L85 PathProgramCache]: Analyzing trace with hash -1783751629, now seen corresponding path program 1 times [2021-11-14 11:16:26,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:26,844 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977436490] [2021-11-14 11:16:26,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:26,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:26,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 11:16:26,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:26,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977436490] [2021-11-14 11:16:26,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977436490] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 11:16:26,938 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1003996141] [2021-11-14 11:16:26,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:26,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 11:16:26,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 11:16:26,939 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 11:16:26,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-14 11:16:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:27,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-14 11:16:27,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 11:16:27,351 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 11:16:27,351 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 11:16:27,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 11:16:27,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1003996141] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-14 11:16:27,607 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-14 11:16:27,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2021-11-14 11:16:27,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604325546] [2021-11-14 11:16:27,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 11:16:27,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 11:16:27,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 11:16:27,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 11:16:27,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2021-11-14 11:16:27,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:27,609 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 11:16:27,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 11:16:27,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:27,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:27,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:27,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:27,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:27,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:27,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:27,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:27,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:27,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:27,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-14 11:16:27,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 11:16:27,897 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:27,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:27,897 INFO L85 PathProgramCache]: Analyzing trace with hash -433556672, now seen corresponding path program 1 times [2021-11-14 11:16:27,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:27,898 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112235180] [2021-11-14 11:16:27,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:27,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:28,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-14 11:16:28,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:28,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112235180] [2021-11-14 11:16:28,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112235180] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 11:16:28,079 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 11:16:28,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-14 11:16:28,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231774639] [2021-11-14 11:16:28,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 11:16:28,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-14 11:16:28,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 11:16:28,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-14 11:16:28,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2021-11-14 11:16:28,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:28,081 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 11:16:28,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.533333333333333) internal successors, (143), 15 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 11:16:28,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:28,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:28,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:28,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:28,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:28,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:28,501 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,506 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,509 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,515 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,527 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,531 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,551 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,556 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,560 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,564 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,601 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,613 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,617 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,729 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,734 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,741 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,755 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,765 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,859 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,868 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,876 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,934 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,947 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:28,951 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:29,270 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:29,272 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:29,276 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:29,286 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:29,290 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:29,489 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:29,569 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:29,573 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:29,576 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:29,587 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,021 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,024 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,054 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,117 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,125 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,129 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,137 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,214 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,247 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,298 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,302 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,337 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,341 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,346 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,352 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,631 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,635 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,652 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:30,657 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:31,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:31,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:31,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:31,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:31,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:31,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-14 11:16:31,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-14 11:16:31,061 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:31,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:31,061 INFO L85 PathProgramCache]: Analyzing trace with hash 2001070462, now seen corresponding path program 2 times [2021-11-14 11:16:31,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:31,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817191352] [2021-11-14 11:16:31,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:31,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:31,313 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-14 11:16:31,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:31,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817191352] [2021-11-14 11:16:31,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817191352] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 11:16:31,314 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 11:16:31,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-11-14 11:16:31,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302130012] [2021-11-14 11:16:31,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 11:16:31,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-14 11:16:31,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 11:16:31,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-14 11:16:31,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2021-11-14 11:16:31,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:31,315 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 11:16:31,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 8.9375) internal successors, (143), 16 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 11:16:31,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:31,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:31,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:31,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:31,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:31,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-14 11:16:31,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:31,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:31,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:31,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:31,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:31,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:31,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-14 11:16:31,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-14 11:16:31,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-14 11:16:31,783 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:31,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:31,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1618704294, now seen corresponding path program 3 times [2021-11-14 11:16:31,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:31,784 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220783185] [2021-11-14 11:16:31,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:31,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:31,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-14 11:16:31,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:31,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220783185] [2021-11-14 11:16:31,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220783185] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 11:16:31,873 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 11:16:31,873 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-14 11:16:31,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155417244] [2021-11-14 11:16:31,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 11:16:31,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-14 11:16:31,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 11:16:31,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-14 11:16:31,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-14 11:16:31,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:31,875 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 11:16:31,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 11:16:31,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:31,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:31,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:31,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:31,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:31,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-14 11:16:31,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-14 11:16:31,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:31,939 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:31,942 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:31,946 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:31,949 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:31,965 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:31,969 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:31,973 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:31,976 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:32,130 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:32,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-14 11:16:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-14 11:16:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 11:16:32,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-14 11:16:32,148 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:32,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:32,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1753927978, now seen corresponding path program 4 times [2021-11-14 11:16:32,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:32,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544953217] [2021-11-14 11:16:32,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:32,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:32,417 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-14 11:16:32,417 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:32,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544953217] [2021-11-14 11:16:32,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544953217] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 11:16:32,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [793733244] [2021-11-14 11:16:32,418 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-14 11:16:32,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 11:16:32,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 11:16:32,419 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 11:16:32,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-14 11:16:32,525 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-14 11:16:32,525 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-14 11:16:32,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-14 11:16:32,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 11:16:32,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-14 11:16:32,596 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-14 11:16:32,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2021-11-14 11:16:32,635 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-14 11:16:32,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 22 [2021-11-14 11:16:33,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-14 11:16:33,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-14 11:16:33,014 INFO L354 Elim1Store]: treesize reduction 29, result has 12.1 percent of original size [2021-11-14 11:16:33,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 21 treesize of output 17 [2021-11-14 11:16:33,575 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-14 11:16:33,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-11-14 11:16:33,692 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-14 11:16:33,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 23 [2021-11-14 11:16:33,807 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-14 11:16:33,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 23 [2021-11-14 11:16:33,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-14 11:16:34,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-14 11:16:34,079 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 11:16:41,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-14 11:16:41,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [793733244] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 11:16:41,692 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 11:16:41,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 21, 11] total 41 [2021-11-14 11:16:41,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45419564] [2021-11-14 11:16:41,692 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 11:16:41,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-11-14 11:16:41,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 11:16:41,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-11-14 11:16:41,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=1454, Unknown=3, NotChecked=0, Total=1640 [2021-11-14 11:16:41,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:41,694 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 11:16:41,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 9.24390243902439) internal successors, (379), 41 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 11:16:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-14 11:16:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-14 11:16:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 11:16:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:43,374 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,748 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,773 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,778 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,791 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,796 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,800 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,835 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,855 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,864 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,869 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,898 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:43,904 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:44,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:44,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-14 11:16:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-14 11:16:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 11:16:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-14 11:16:44,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-14 11:16:44,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 11:16:44,323 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:44,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:44,323 INFO L85 PathProgramCache]: Analyzing trace with hash 153349139, now seen corresponding path program 5 times [2021-11-14 11:16:44,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:44,323 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689603780] [2021-11-14 11:16:44,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:44,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:44,412 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 11:16:44,412 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:44,412 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689603780] [2021-11-14 11:16:44,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689603780] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 11:16:44,412 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485456737] [2021-11-14 11:16:44,412 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-14 11:16:44,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 11:16:44,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 11:16:44,413 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 11:16:44,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-14 11:16:44,499 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-14 11:16:44,499 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-14 11:16:44,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-14 11:16:44,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 11:16:44,866 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 11:16:44,866 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 11:16:45,242 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 11:16:45,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485456737] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 11:16:45,243 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 11:16:45,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2021-11-14 11:16:45,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340651519] [2021-11-14 11:16:45,243 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 11:16:45,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-11-14 11:16:45,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 11:16:45,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-11-14 11:16:45,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2021-11-14 11:16:45,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:45,245 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 11:16:45,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 9.625) internal successors, (231), 24 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 11:16:45,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:45,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:45,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:45,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:45,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:45,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-14 11:16:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-14 11:16:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 11:16:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-14 11:16:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:45,503 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,593 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,596 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,600 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,664 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,668 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,847 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,859 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,868 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,929 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,938 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,950 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,970 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,993 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:45,997 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,001 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,004 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,007 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,010 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,013 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,569 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,573 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,576 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,586 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,588 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,592 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,607 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,751 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,757 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,761 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,766 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,770 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,815 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,828 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,835 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,845 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:46,851 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:47,316 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:47,321 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:47,328 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:47,573 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:47,579 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:47,583 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:47,597 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:47,613 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:47,620 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:47,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:47,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:47,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:47,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:47,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:47,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-14 11:16:47,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-14 11:16:47,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 11:16:47,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-14 11:16:47,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-14 11:16:47,939 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-14 11:16:48,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-14 11:16:48,124 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:48,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:48,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1573292140, now seen corresponding path program 6 times [2021-11-14 11:16:48,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:48,125 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035099341] [2021-11-14 11:16:48,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:48,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:48,201 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-14 11:16:48,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:48,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035099341] [2021-11-14 11:16:48,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035099341] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 11:16:48,201 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 11:16:48,201 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-14 11:16:48,201 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790280288] [2021-11-14 11:16:48,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 11:16:48,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-14 11:16:48,202 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 11:16:48,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-14 11:16:48,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-14 11:16:48,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:48,202 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 11:16:48,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 11:16:48,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:48,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:48,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:48,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:48,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:48,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-14 11:16:48,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-14 11:16:48,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 11:16:48,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-14 11:16:48,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-14 11:16:48,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:48,646 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:48,653 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:48,724 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 11:16:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 11:16:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 11:16:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 11:16:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 11:16:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-14 11:16:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-14 11:16:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 11:16:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-11-14 11:16:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-14 11:16:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 11:16:48,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-14 11:16:48,758 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 11:16:48,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 11:16:48,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1886085394, now seen corresponding path program 7 times [2021-11-14 11:16:48,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 11:16:48,759 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687163759] [2021-11-14 11:16:48,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 11:16:48,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 11:16:48,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:49,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 11:16:49,206 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 11:16:49,206 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687163759] [2021-11-14 11:16:49,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687163759] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 11:16:49,207 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1901716608] [2021-11-14 11:16:49,207 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-14 11:16:49,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 11:16:49,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 11:16:49,207 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 11:16:49,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-14 11:16:49,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 11:16:49,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-14 11:16:49,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 11:16:49,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-14 11:16:49,454 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-14 11:16:49,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-14 11:16:49,758 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-14 11:16:49,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 23 [2021-11-14 11:16:49,862 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-14 11:16:49,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-11-14 11:16:50,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-14 11:16:50,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-14 11:16:50,149 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-14 11:16:50,150 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 11:17:07,037 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-14 11:17:07,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 2151 treesize of output 1951 [2021-11-14 11:17:07,094 WARN L319 FreeRefinementEngine]: Global settings require throwing the following exception [2021-11-14 11:17:07,112 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-14 11:17:07,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 11:17:07,311 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ArithmeticException: BigInteger out of long range at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.computeDerApplicabilityScore(QuantifierPusher.java:685) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.selectBestEliminatee(QuantifierPusher.java:668) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.doit(QuantifierPusher.java:604) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:446) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:162) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:65) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:243) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:233) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminateCompat(PartialQuantifierElimination.java:128) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminateCompat(PartialQuantifierElimination.java:151) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:438) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:417) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:289) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-14 11:17:07,313 INFO L158 Benchmark]: Toolchain (without parser) took 44737.35ms. Allocated memory was 381.7MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 325.0MB in the beginning and 589.6MB in the end (delta: -264.6MB). Peak memory consumption was 762.5MB. Max. memory is 16.0GB. [2021-11-14 11:17:07,314 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 381.7MB. Free memory was 342.2MB in the beginning and 342.0MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 11:17:07,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 189.60ms. Allocated memory was 381.7MB in the beginning and 474.0MB in the end (delta: 92.3MB). Free memory was 324.9MB in the beginning and 444.6MB in the end (delta: -119.7MB). Peak memory consumption was 11.1MB. Max. memory is 16.0GB. [2021-11-14 11:17:07,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.62ms. Allocated memory is still 474.0MB. Free memory was 444.6MB in the beginning and 442.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 11:17:07,314 INFO L158 Benchmark]: Boogie Preprocessor took 30.62ms. Allocated memory is still 474.0MB. Free memory was 442.0MB in the beginning and 440.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 11:17:07,314 INFO L158 Benchmark]: RCFGBuilder took 443.64ms. Allocated memory is still 474.0MB. Free memory was 440.4MB in the beginning and 418.4MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. [2021-11-14 11:17:07,315 INFO L158 Benchmark]: TraceAbstraction took 44043.48ms. Allocated memory was 474.0MB in the beginning and 1.4GB in the end (delta: 933.2MB). Free memory was 417.3MB in the beginning and 589.6MB in the end (delta: -172.3MB). Peak memory consumption was 760.9MB. Max. memory is 16.0GB. [2021-11-14 11:17:07,316 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 381.7MB. Free memory was 342.2MB in the beginning and 342.0MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 189.60ms. Allocated memory was 381.7MB in the beginning and 474.0MB in the end (delta: 92.3MB). Free memory was 324.9MB in the beginning and 444.6MB in the end (delta: -119.7MB). Peak memory consumption was 11.1MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 25.62ms. Allocated memory is still 474.0MB. Free memory was 444.6MB in the beginning and 442.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 30.62ms. Allocated memory is still 474.0MB. Free memory was 442.0MB in the beginning and 440.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 443.64ms. Allocated memory is still 474.0MB. Free memory was 440.4MB in the beginning and 418.4MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. * TraceAbstraction took 44043.48ms. Allocated memory was 474.0MB in the beginning and 1.4GB in the end (delta: 933.2MB). Free memory was 417.3MB in the beginning and 589.6MB in the end (delta: -172.3MB). Peak memory consumption was 760.9MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-14 11:17:07,339 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-14 11:17:07,568 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...