/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-LoopLockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 08:10:02,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 08:10:02,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 08:10:02,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-14 08:10:02,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-14 08:10:02,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-14 08:10:02,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-14 08:10:02,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-14 08:10:02,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-14 08:10:02,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-14 08:10:02,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-14 08:10:02,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-14 08:10:02,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-14 08:10:02,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-14 08:10:02,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-14 08:10:02,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-14 08:10:02,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-14 08:10:02,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-14 08:10:02,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-14 08:10:02,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-14 08:10:02,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-14 08:10:02,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-14 08:10:02,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-14 08:10:02,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-14 08:10:02,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-11-14 08:10:02,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-14 08:10:02,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-14 08:10:02,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-14 08:10:02,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-14 08:10:02,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-14 08:10:02,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-14 08:10:02,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-14 08:10:02,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-14 08:10:02,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 08:10:02,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 08:10:02,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 08:10:02,421 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 08:10:02,455 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 08:10:02,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 08:10:02,456 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 08:10:02,456 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 08:10:02,457 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 08:10:02,457 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 08:10:02,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 08:10:02,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 08:10:02,458 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 08:10:02,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 08:10:02,459 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 08:10:02,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 08:10:02,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 08:10:02,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 08:10:02,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 08:10:02,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 08:10:02,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 08:10:02,460 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 08:10:02,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 08:10:02,460 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 08:10:02,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 08:10:02,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 08:10:02,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 08:10:02,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 08:10:02,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 08:10:02,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 08:10:02,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 08:10:02,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 08:10:02,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 08:10:02,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 08:10:02,462 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-14 08:10:02,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 08:10:02,462 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 08:10:02,463 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 08:10:02,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 08:10:02,463 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 08:10:02,463 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 08:10:02,463 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-14 08:10:02,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 08:10:02,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 08:10:02,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 08:10:02,703 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 08:10:02,707 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 08:10:02,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2021-11-14 08:10:02,773 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa2d958de/7b4a8d6750f04dfa9a606fe8368d0bb3/FLAGd194e9fac [2021-11-14 08:10:03,265 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 08:10:03,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2021-11-14 08:10:03,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa2d958de/7b4a8d6750f04dfa9a606fe8368d0bb3/FLAGd194e9fac [2021-11-14 08:10:03,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa2d958de/7b4a8d6750f04dfa9a606fe8368d0bb3 [2021-11-14 08:10:03,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 08:10:03,604 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 08:10:03,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 08:10:03,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 08:10:03,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 08:10:03,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 08:10:03" (1/1) ... [2021-11-14 08:10:03,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91a25e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:03, skipping insertion in model container [2021-11-14 08:10:03,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 08:10:03" (1/1) ... [2021-11-14 08:10:03,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 08:10:03,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 08:10:03,890 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2021-11-14 08:10:04,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 08:10:04,112 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 08:10:04,122 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2021-11-14 08:10:04,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 08:10:04,210 INFO L208 MainTranslator]: Completed translation [2021-11-14 08:10:04,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04 WrapperNode [2021-11-14 08:10:04,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 08:10:04,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 08:10:04,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 08:10:04,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 08:10:04,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04" (1/1) ... [2021-11-14 08:10:04,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04" (1/1) ... [2021-11-14 08:10:04,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 08:10:04,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 08:10:04,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 08:10:04,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 08:10:04,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04" (1/1) ... [2021-11-14 08:10:04,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04" (1/1) ... [2021-11-14 08:10:04,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04" (1/1) ... [2021-11-14 08:10:04,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04" (1/1) ... [2021-11-14 08:10:04,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04" (1/1) ... [2021-11-14 08:10:04,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04" (1/1) ... [2021-11-14 08:10:04,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04" (1/1) ... [2021-11-14 08:10:04,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 08:10:04,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 08:10:04,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 08:10:04,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 08:10:04,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04" (1/1) ... [2021-11-14 08:10:04,337 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 08:10:04,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 08:10:04,361 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 08:10:04,377 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 08:10:04,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 08:10:04,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-14 08:10:04,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 08:10:04,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 08:10:04,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 08:10:04,405 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-14 08:10:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-14 08:10:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-14 08:10:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-14 08:10:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-14 08:10:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-14 08:10:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 08:10:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-14 08:10:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 08:10:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 08:10:04,408 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 08:10:05,340 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 08:10:05,341 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-14 08:10:05,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 08:10:05 BoogieIcfgContainer [2021-11-14 08:10:05,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 08:10:05,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 08:10:05,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 08:10:05,349 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 08:10:05,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 08:10:03" (1/3) ... [2021-11-14 08:10:05,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b4d5fad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 08:10:05, skipping insertion in model container [2021-11-14 08:10:05,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:10:04" (2/3) ... [2021-11-14 08:10:05,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b4d5fad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 08:10:05, skipping insertion in model container [2021-11-14 08:10:05,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 08:10:05" (3/3) ... [2021-11-14 08:10:05,352 INFO L111 eAbstractionObserver]: Analyzing ICFG mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2021-11-14 08:10:05,357 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 08:10:05,357 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 08:10:05,357 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-14 08:10:05,357 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 08:10:05,394 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,395 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,395 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,395 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,395 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,395 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,395 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,396 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,396 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,396 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,397 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,397 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,397 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,397 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,398 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,398 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,398 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,398 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,398 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,398 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,399 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,399 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,399 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,400 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,400 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,400 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,401 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,401 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,401 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,401 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,402 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,402 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,402 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,402 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,402 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,403 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,403 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,403 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,403 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,403 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,403 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,404 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,404 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,404 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,404 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,404 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,404 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,404 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,405 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,405 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,405 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,405 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,405 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,415 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,415 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,415 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,416 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,416 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,416 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,416 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,416 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,417 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,418 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,420 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,420 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,421 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,421 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,421 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,421 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,421 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,421 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,422 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,422 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,422 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,423 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,423 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,423 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-14 08:10:05,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 08:10:05,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 08:10:05,469 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 08:10:05,471 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 08:10:05,504 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2021-11-14 08:10:05,511 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 08:10:05,511 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-14 08:10:05,655 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,657 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,657 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,657 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,657 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,657 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,658 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,658 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,658 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,690 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,721 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,722 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,774 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:05,787 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 08:10:05,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:10:05,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1514422981, now seen corresponding path program 1 times [2021-11-14 08:10:05,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:10:05,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002655552] [2021-11-14 08:10:05,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:10:05,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:10:05,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:10:06,221 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 08:10:06,222 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:10:06,222 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002655552] [2021-11-14 08:10:06,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002655552] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:10:06,223 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:10:06,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-14 08:10:06,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172221323] [2021-11-14 08:10:06,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:10:06,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-14 08:10:06,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:10:06,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-14 08:10:06,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-14 08:10:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:06,255 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:10:06,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 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 08:10:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:06,331 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,345 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,353 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,375 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,375 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,376 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,376 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,376 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,376 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,377 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,377 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,377 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,378 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,378 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,378 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,378 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,379 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,405 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,406 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,406 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,406 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,407 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,407 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,407 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,407 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,408 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,435 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,436 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,436 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,436 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,438 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,465 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,465 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,465 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,466 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,466 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,466 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,466 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,466 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,467 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,467 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,467 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,467 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,468 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,468 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,503 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,504 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,504 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,504 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,506 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,506 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,506 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,506 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,507 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,507 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,539 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,539 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,539 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,540 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,540 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,540 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,540 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,541 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,541 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,541 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,541 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,542 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,542 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,574 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,577 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,577 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,578 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,578 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,597 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,597 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,597 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,598 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,598 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,598 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,598 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,598 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,599 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,599 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,599 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,599 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,729 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,741 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,750 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,750 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,776 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,777 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,795 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,795 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,796 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,796 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,796 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,796 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,797 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,797 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,797 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,798 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,800 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,818 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,820 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,821 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,821 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,821 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,903 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,903 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,903 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,903 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,904 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,904 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,904 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,904 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,904 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,979 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,980 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,980 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,980 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,980 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,980 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,981 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,994 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,995 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,995 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,995 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,995 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:06,996 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,010 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,046 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,054 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,061 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,062 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:10:07,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-14 08:10:07,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 08:10:07,242 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-14 08:10:07,242 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2) [2021-11-14 08:10:07,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 08:10:07,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 08:10:07,376 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-14 08:10:07,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-14 08:10:07,383 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-14 08:10:07,384 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 08:10:07,384 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-14 08:10:07,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,439 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,458 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,464 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,471 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,477 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,504 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,515 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,515 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,516 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,516 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,516 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,516 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,516 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,516 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,517 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,517 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,517 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,517 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,517 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,517 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,533 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:10:07,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:10:07,534 INFO L85 PathProgramCache]: Analyzing trace with hash 668884807, now seen corresponding path program 1 times [2021-11-14 08:10:07,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:10:07,534 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582257966] [2021-11-14 08:10:07,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:10:07,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:10:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:10:07,580 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 08:10:07,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:10:07,580 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582257966] [2021-11-14 08:10:07,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582257966] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:10:07,581 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:10:07,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 08:10:07,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769739027] [2021-11-14 08:10:07,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:10:07,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-14 08:10:07,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:10:07,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-14 08:10:07,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-14 08:10:07,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:07,582 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:10:07,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 42.5) internal successors, (85), 2 states have internal predecessors, (85), 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 08:10:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:07,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:07,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 08:10:07,600 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:10:07,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:10:07,600 INFO L85 PathProgramCache]: Analyzing trace with hash -129964963, now seen corresponding path program 1 times [2021-11-14 08:10:07,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:10:07,600 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463345131] [2021-11-14 08:10:07,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:10:07,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:10:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:10:07,729 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 08:10:07,729 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:10:07,729 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463345131] [2021-11-14 08:10:07,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463345131] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:10:07,730 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:10:07,730 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-14 08:10:07,730 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201190907] [2021-11-14 08:10:07,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:10:07,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-14 08:10:07,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:10:07,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-14 08:10:07,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-14 08:10:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:07,732 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:10:07,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 08:10:07,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:07,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:07,751 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,751 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,751 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,751 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,752 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,752 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,752 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,752 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,752 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,752 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,753 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,753 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,753 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,753 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,771 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,771 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,772 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,772 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,772 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,772 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,773 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,773 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,773 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,773 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,773 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,773 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,774 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,774 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,788 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,789 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:07,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:07,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:10:07,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-14 08:10:07,833 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:10:07,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:10:07,834 INFO L85 PathProgramCache]: Analyzing trace with hash 2107557698, now seen corresponding path program 1 times [2021-11-14 08:10:07,834 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:10:07,834 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675255583] [2021-11-14 08:10:07,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:10:07,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:10:07,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:10:08,046 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 08:10:08,046 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:10:08,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675255583] [2021-11-14 08:10:08,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675255583] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:10:08,047 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:10:08,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-14 08:10:08,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361484903] [2021-11-14 08:10:08,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:10:08,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-14 08:10:08,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:10:08,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-14 08:10:08,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-14 08:10:08,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:08,050 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:10:08,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 8 states have internal predecessors, (91), 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 08:10:08,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:08,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:10:08,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:08,153 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,153 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,153 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,153 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,154 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,154 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,154 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,154 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,154 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,154 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,154 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,155 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,155 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,155 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:08,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:10:08,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-14 08:10:08,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-14 08:10:08,198 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:10:08,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:10:08,199 INFO L85 PathProgramCache]: Analyzing trace with hash 2043270592, now seen corresponding path program 1 times [2021-11-14 08:10:08,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:10:08,200 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782140056] [2021-11-14 08:10:08,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:10:08,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:10:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:10:08,374 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 08:10:08,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:10:08,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782140056] [2021-11-14 08:10:08,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782140056] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:10:08,380 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:10:08,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-14 08:10:08,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938576211] [2021-11-14 08:10:08,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:10:08,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-14 08:10:08,382 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:10:08,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-14 08:10:08,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-14 08:10:08,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:08,383 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:10:08,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 6 states have internal predecessors, (95), 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 08:10:08,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:08,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:10:08,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-14 08:10:08,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:08,786 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,797 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,804 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,810 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,816 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,817 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,840 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,841 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,862 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,863 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:08,927 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:09,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:09,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:10:09,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-14 08:10:09,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 08:10:09,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-14 08:10:09,031 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:10:09,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:10:09,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1927941094, now seen corresponding path program 2 times [2021-11-14 08:10:09,035 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:10:09,035 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042310257] [2021-11-14 08:10:09,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:10:09,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:10:09,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 08:10:09,454 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 08:10:09,455 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 08:10:09,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042310257] [2021-11-14 08:10:09,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042310257] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 08:10:09,455 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 08:10:09,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-14 08:10:09,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709374192] [2021-11-14 08:10:09,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 08:10:09,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-14 08:10:09,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 08:10:09,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-14 08:10:09,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2021-11-14 08:10:09,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:09,457 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 08:10:09,457 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.3076923076923075) internal successors, (95), 13 states have internal predecessors, (95), 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 08:10:09,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:09,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:10:09,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-14 08:10:09,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 08:10:09,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:09,697 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:09,711 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:09,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 08:10:09,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 08:10:09,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 08:10:09,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-14 08:10:09,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 08:10:09,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-14 08:10:09,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-14 08:10:09,770 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 08:10:09,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 08:10:09,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1520006186, now seen corresponding path program 3 times [2021-11-14 08:10:09,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 08:10:09,771 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076261255] [2021-11-14 08:10:09,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 08:10:09,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 08:10:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 08:10:09,801 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-14 08:10:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 08:10:09,869 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-14 08:10:09,870 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-14 08:10:09,870 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-14 08:10:09,870 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-14 08:10:09,870 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-14 08:10:09,870 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-14 08:10:09,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-14 08:10:09,873 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2021-11-14 08:10:09,873 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-14 08:10:09,876 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-14 08:10:09,876 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-14 08:10:09,946 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) 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 08:10:09,952 INFO L158 Benchmark]: Toolchain (without parser) took 6347.87ms. Allocated memory was 427.8MB in the beginning and 526.4MB in the end (delta: 98.6MB). Free memory was 370.0MB in the beginning and 242.4MB in the end (delta: 127.6MB). Peak memory consumption was 228.1MB. Max. memory is 16.0GB. [2021-11-14 08:10:09,953 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 427.8MB. Free memory is still 388.6MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 08:10:09,953 INFO L158 Benchmark]: CACSL2BoogieTranslator took 605.70ms. Allocated memory was 427.8MB in the beginning and 526.4MB in the end (delta: 98.6MB). Free memory was 369.9MB in the beginning and 486.2MB in the end (delta: -116.3MB). Peak memory consumption was 7.0MB. Max. memory is 16.0GB. [2021-11-14 08:10:09,954 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.26ms. Allocated memory is still 526.4MB. Free memory was 486.2MB in the beginning and 483.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 08:10:09,955 INFO L158 Benchmark]: Boogie Preprocessor took 55.93ms. Allocated memory is still 526.4MB. Free memory was 483.1MB in the beginning and 481.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 08:10:09,955 INFO L158 Benchmark]: RCFGBuilder took 1014.99ms. Allocated memory is still 526.4MB. Free memory was 481.0MB in the beginning and 415.9MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.0GB. [2021-11-14 08:10:09,955 INFO L158 Benchmark]: TraceAbstraction took 4605.93ms. Allocated memory is still 526.4MB. Free memory was 414.9MB in the beginning and 242.4MB in the end (delta: 172.5MB). Peak memory consumption was 171.4MB. Max. memory is 16.0GB. [2021-11-14 08:10:09,956 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 427.8MB. Free memory is still 388.6MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 605.70ms. Allocated memory was 427.8MB in the beginning and 526.4MB in the end (delta: 98.6MB). Free memory was 369.9MB in the beginning and 486.2MB in the end (delta: -116.3MB). Peak memory consumption was 7.0MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 59.26ms. Allocated memory is still 526.4MB. Free memory was 486.2MB in the beginning and 483.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 55.93ms. Allocated memory is still 526.4MB. Free memory was 483.1MB in the beginning and 481.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 1014.99ms. Allocated memory is still 526.4MB. Free memory was 481.0MB in the beginning and 415.9MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.0GB. * TraceAbstraction took 4605.93ms. Allocated memory is still 526.4MB. Free memory was 414.9MB in the beginning and 242.4MB in the end (delta: 172.5MB). Peak memory consumption was 171.4MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11562, positive: 11115, positive conditional: 9244, positive unconditional: 1871, negative: 447, negative conditional: 418, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11533, positive: 11115, positive conditional: 9244, positive unconditional: 1871, negative: 418, negative conditional: 389, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11533, positive: 11115, positive conditional: 9244, positive unconditional: 1871, negative: 418, negative conditional: 389, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11922, positive: 11115, positive conditional: 9202, positive unconditional: 1913, negative: 807, negative conditional: 389, negative unconditional: 418, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11922, positive: 11115, positive conditional: 4213, positive unconditional: 6902, negative: 807, negative conditional: 199, negative unconditional: 608, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11922, positive: 11115, positive conditional: 4213, positive unconditional: 6902, negative: 807, negative conditional: 199, negative unconditional: 608, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1924, positive: 1883, positive conditional: 6, positive unconditional: 1877, negative: 41, negative conditional: 9, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1924, positive: 1874, positive conditional: 0, positive unconditional: 1874, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 9, positive conditional: 5, positive unconditional: 4, negative: 41, negative conditional: 9, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 739, positive: 84, positive conditional: 78, positive unconditional: 6, negative: 655, negative conditional: 147, negative unconditional: 508, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11922, positive: 9232, positive conditional: 4207, positive unconditional: 5025, negative: 766, negative conditional: 190, negative unconditional: 576, unknown: 1924, unknown conditional: 15, unknown unconditional: 1909] , Statistics on independence cache: Total cache size (in pairs): 1924, Positive cache size: 1883, Positive conditional cache size: 6, Positive unconditional cache size: 1877, Negative cache size: 41, Negative conditional cache size: 9, Negative unconditional cache size: 32, Eliminated conditions: 5179, Maximal queried relation: 1, Independence queries for same thread: 29 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 619.99ms, Number of persistent set computation: 1101, Number of trivial persistent sets: 320, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1900, positive: 1871, positive conditional: 0, positive unconditional: 1871, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11562, positive: 11115, positive conditional: 9244, positive unconditional: 1871, negative: 447, negative conditional: 418, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11533, positive: 11115, positive conditional: 9244, positive unconditional: 1871, negative: 418, negative conditional: 389, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11533, positive: 11115, positive conditional: 9244, positive unconditional: 1871, negative: 418, negative conditional: 389, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11922, positive: 11115, positive conditional: 9202, positive unconditional: 1913, negative: 807, negative conditional: 389, negative unconditional: 418, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11922, positive: 11115, positive conditional: 4213, positive unconditional: 6902, negative: 807, negative conditional: 199, negative unconditional: 608, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11922, positive: 11115, positive conditional: 4213, positive unconditional: 6902, negative: 807, negative conditional: 199, negative unconditional: 608, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1924, positive: 1883, positive conditional: 6, positive unconditional: 1877, negative: 41, negative conditional: 9, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1924, positive: 1874, positive conditional: 0, positive unconditional: 1874, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 9, positive conditional: 5, positive unconditional: 4, negative: 41, negative conditional: 9, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 739, positive: 84, positive conditional: 78, positive unconditional: 6, negative: 655, negative conditional: 147, negative unconditional: 508, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11922, positive: 9232, positive conditional: 4207, positive unconditional: 5025, negative: 766, negative conditional: 190, negative unconditional: 576, unknown: 1924, unknown conditional: 15, unknown unconditional: 1909] , Statistics on independence cache: Total cache size (in pairs): 1924, Positive cache size: 1883, Positive conditional cache size: 6, Positive unconditional cache size: 1877, Negative cache size: 41, Negative conditional cache size: 9, Negative unconditional cache size: 32, Eliminated conditions: 5179, Maximal queried relation: 1, Independence queries for same thread: 29 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16799, positive: 16376, positive conditional: 14775, positive unconditional: 1601, negative: 423, negative conditional: 396, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16698, positive: 16376, positive conditional: 14775, positive unconditional: 1601, negative: 322, negative conditional: 295, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16698, positive: 16376, positive conditional: 14775, positive unconditional: 1601, negative: 322, negative conditional: 295, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17589, positive: 16376, positive conditional: 14650, positive unconditional: 1726, negative: 1213, negative conditional: 891, negative unconditional: 322, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17589, positive: 16376, positive conditional: 4259, positive unconditional: 12117, negative: 1213, negative conditional: 79, negative unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17589, positive: 16376, positive conditional: 4259, positive unconditional: 12117, negative: 1213, negative conditional: 79, negative unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1651, positive: 1619, positive conditional: 13, positive unconditional: 1606, negative: 32, negative conditional: 4, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1651, positive: 1601, positive conditional: 0, positive unconditional: 1601, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 32, negative conditional: 4, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 343, positive: 38, positive conditional: 31, positive unconditional: 7, negative: 305, negative conditional: 28, negative unconditional: 276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17589, positive: 14757, positive conditional: 4246, positive unconditional: 10511, negative: 1181, negative conditional: 75, negative unconditional: 1106, unknown: 1651, unknown conditional: 17, unknown unconditional: 1634] , Statistics on independence cache: Total cache size (in pairs): 1651, Positive cache size: 1619, Positive conditional cache size: 13, Positive unconditional cache size: 1606, Negative cache size: 32, Negative conditional cache size: 4, Negative unconditional cache size: 28, Eliminated conditions: 11203, Maximal queried relation: 3, Independence queries for same thread: 101 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 438.39ms, Number of persistent set computation: 1782, Number of trivial persistent sets: 531, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1628, positive: 1601, positive conditional: 0, positive unconditional: 1601, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16799, positive: 16376, positive conditional: 14775, positive unconditional: 1601, negative: 423, negative conditional: 396, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16698, positive: 16376, positive conditional: 14775, positive unconditional: 1601, negative: 322, negative conditional: 295, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16698, positive: 16376, positive conditional: 14775, positive unconditional: 1601, negative: 322, negative conditional: 295, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17589, positive: 16376, positive conditional: 14650, positive unconditional: 1726, negative: 1213, negative conditional: 891, negative unconditional: 322, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17589, positive: 16376, positive conditional: 4259, positive unconditional: 12117, negative: 1213, negative conditional: 79, negative unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17589, positive: 16376, positive conditional: 4259, positive unconditional: 12117, negative: 1213, negative conditional: 79, negative unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1651, positive: 1619, positive conditional: 13, positive unconditional: 1606, negative: 32, negative conditional: 4, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1651, positive: 1601, positive conditional: 0, positive unconditional: 1601, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 32, negative conditional: 4, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 343, positive: 38, positive conditional: 31, positive unconditional: 7, negative: 305, negative conditional: 28, negative unconditional: 276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17589, positive: 14757, positive conditional: 4246, positive unconditional: 10511, negative: 1181, negative conditional: 75, negative unconditional: 1106, unknown: 1651, unknown conditional: 17, unknown unconditional: 1634] , Statistics on independence cache: Total cache size (in pairs): 1651, Positive cache size: 1619, Positive conditional cache size: 13, Positive unconditional cache size: 1606, Negative cache size: 32, Negative conditional cache size: 4, Negative unconditional cache size: 28, Eliminated conditions: 11203, Maximal queried relation: 3, Independence queries for same thread: 101 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-14 08:10:09,992 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2021-11-14 08:10:10,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-14 08:10:10,404 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...