/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-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-commit-2.wvr-bad.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-18 11:55:19,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 11:55:19,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 11:55:19,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-18 11:55:19,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-18 11:55:19,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-18 11:55:19,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-18 11:55:19,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-18 11:55:19,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-18 11:55:19,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-18 11:55:19,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-18 11:55:19,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-18 11:55:19,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 11:55:19,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 11:55:19,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 11:55:19,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 11:55:19,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 11:55:19,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 11:55:19,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 11:55:19,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 11:55:19,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 11:55:19,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 11:55:19,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 11:55:19,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 11:55:19,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-18 11:55:19,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-18 11:55:19,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-18 11:55:19,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-18 11:55:19,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-18 11:55:19,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-18 11:55:19,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-18 11:55:19,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-18 11:55:19,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-18 11:55:19,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-18 11:55:19,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-18 11:55:19,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-18 11:55:19,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-18 11:55:19,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-18 11:55:19,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 11:55:19,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 11:55:19,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 11:55:19,420 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-FA-NoLbe-Separate.epf [2022-01-18 11:55:19,459 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 11:55:19,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 11:55:19,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-18 11:55:19,460 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-18 11:55:19,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 11:55:19,461 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 11:55:19,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 11:55:19,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 11:55:19,461 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 11:55:19,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 11:55:19,462 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 11:55:19,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 11:55:19,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 11:55:19,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 11:55:19,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 11:55:19,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 11:55:19,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 11:55:19,463 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 11:55:19,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 11:55:19,464 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 11:55:19,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 11:55:19,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 11:55:19,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 11:55:19,464 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 11:55:19,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 11:55:19,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 11:55:19,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 11:55:19,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 11:55:19,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 11:55:19,465 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 11:55:19,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 11:55:19,466 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 11:55:19,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-18 11:55:19,466 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2022-01-18 11:55:19,466 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 11:55:19,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 11:55:19,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 11:55:19,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 11:55:19,734 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 11:55:19,736 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 11:55:19,738 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-commit-2.wvr-bad.c [2022-01-18 11:55:19,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/422b29ffb/fb733d236eb046eabed7ae943101f4fc/FLAG33dd6fbb9 [2022-01-18 11:55:20,217 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 11:55:20,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-commit-2.wvr-bad.c [2022-01-18 11:55:20,230 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/422b29ffb/fb733d236eb046eabed7ae943101f4fc/FLAG33dd6fbb9 [2022-01-18 11:55:20,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/422b29ffb/fb733d236eb046eabed7ae943101f4fc [2022-01-18 11:55:20,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 11:55:20,250 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 11:55:20,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 11:55:20,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 11:55:20,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 11:55:20,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4582cdc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20, skipping insertion in model container [2022-01-18 11:55:20,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 11:55:20,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 11:55:20,534 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-01-18 11:55:20,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 11:55:20,559 INFO L203 MainTranslator]: Completed pre-run [2022-01-18 11:55:20,611 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-01-18 11:55:20,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 11:55:20,631 INFO L208 MainTranslator]: Completed translation [2022-01-18 11:55:20,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20 WrapperNode [2022-01-18 11:55:20,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 11:55:20,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-18 11:55:20,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-18 11:55:20,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-18 11:55:20,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,702 INFO L137 Inliner]: procedures = 26, calls = 93, calls flagged for inlining = 27, calls inlined = 33, statements flattened = 460 [2022-01-18 11:55:20,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-18 11:55:20,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-18 11:55:20,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-18 11:55:20,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-18 11:55:20,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-18 11:55:20,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-18 11:55:20,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-18 11:55:20,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-18 11:55:20,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20" (1/1) ... [2022-01-18 11:55:20,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 11:55:20,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 11:55:20,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-18 11:55:20,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-18 11:55:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-18 11:55:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-18 11:55:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-18 11:55:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-18 11:55:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-01-18 11:55:20,854 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-01-18 11:55:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-01-18 11:55:20,854 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-01-18 11:55:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-01-18 11:55:20,854 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-01-18 11:55:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-01-18 11:55:20,854 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-01-18 11:55:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-18 11:55:20,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-01-18 11:55:20,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-01-18 11:55:20,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-18 11:55:20,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-18 11:55:20,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-18 11:55:20,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-18 11:55:20,857 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-18 11:55:20,978 INFO L234 CfgBuilder]: Building ICFG [2022-01-18 11:55:20,979 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-18 11:55:21,519 INFO L275 CfgBuilder]: Performing block encoding [2022-01-18 11:55:21,691 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-18 11:55:21,692 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-01-18 11:55:21,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 11:55:21 BoogieIcfgContainer [2022-01-18 11:55:21,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-18 11:55:21,695 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-18 11:55:21,696 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-18 11:55:21,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-18 11:55:21,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.01 11:55:20" (1/3) ... [2022-01-18 11:55:21,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b6e9f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 11:55:21, skipping insertion in model container [2022-01-18 11:55:21,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 11:55:20" (2/3) ... [2022-01-18 11:55:21,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b6e9f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 11:55:21, skipping insertion in model container [2022-01-18 11:55:21,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 11:55:21" (3/3) ... [2022-01-18 11:55:21,706 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-commit-2.wvr-bad.c [2022-01-18 11:55:21,710 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-18 11:55:21,711 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-18 11:55:21,711 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-18 11:55:21,711 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-18 11:55:21,765 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,765 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,766 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,766 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,766 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,766 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,767 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,767 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,767 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,767 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,767 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,768 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,768 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,768 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,768 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,769 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,769 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,769 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,769 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,769 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,770 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,770 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,770 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,770 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,771 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,771 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,771 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,771 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,772 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,772 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,772 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,772 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,772 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,772 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,773 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,773 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,773 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,773 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,773 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,773 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,774 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,774 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,774 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,774 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,775 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,775 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,775 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,775 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,775 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,775 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,776 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,776 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,776 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,777 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,777 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,777 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,777 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,778 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,778 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,778 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,779 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,779 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,779 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,780 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,781 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,781 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,781 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,781 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,781 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,781 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,782 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,782 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,783 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,783 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,783 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,783 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,784 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,784 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,784 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,784 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,786 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,786 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,786 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,787 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,789 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,793 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,793 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,793 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,794 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,794 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,794 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,794 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,794 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,795 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,795 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,795 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,795 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,795 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,795 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,795 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,796 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,796 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,796 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,796 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,796 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,796 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,796 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,796 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,797 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,797 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,797 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,797 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,797 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,798 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,798 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,798 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,799 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,799 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,799 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,800 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,800 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,800 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,800 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,800 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,800 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,800 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,800 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,801 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,801 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,801 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,801 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,801 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,801 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,801 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,802 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,802 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,802 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,802 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,802 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,802 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,803 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,803 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,803 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,803 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,807 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,808 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,808 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,808 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,808 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,808 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,809 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,809 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,810 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,813 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,813 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,813 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,814 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,814 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,814 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,814 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,814 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,814 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,814 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,814 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,814 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,815 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,815 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,815 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,815 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,815 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,816 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,816 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,816 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,816 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 11:55:21,822 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-01-18 11:55:21,876 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 11:55:21,883 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=FINITE_AUTOMATA, 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 [2022-01-18 11:55:21,884 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-01-18 11:55:21,905 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 332 places, 356 transitions, 744 flow [2022-01-18 11:55:25,556 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 87546 states, 87545 states have (on average 5.814335484607916) internal successors, (509016), 87545 states have internal predecessors, (509016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:55:25,714 INFO L276 IsEmpty]: Start isEmpty. Operand has 87546 states, 87545 states have (on average 5.814335484607916) internal successors, (509016), 87545 states have internal predecessors, (509016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:55:26,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-01-18 11:55:26,487 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:55:26,488 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:55:26,488 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-01-18 11:55:26,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:55:26,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1797610984, now seen corresponding path program 1 times [2022-01-18 11:55:26,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:55:26,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791808404] [2022-01-18 11:55:26,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:55:26,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:55:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:55:26,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:55:26,792 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:55:26,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791808404] [2022-01-18 11:55:26,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791808404] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:55:26,793 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:55:26,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-18 11:55:26,798 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620459051] [2022-01-18 11:55:26,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:55:26,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-18 11:55:26,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:55:26,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-18 11:55:26,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 11:55:27,072 INFO L87 Difference]: Start difference. First operand has 87546 states, 87545 states have (on average 5.814335484607916) internal successors, (509016), 87545 states have internal predecessors, (509016), 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) Second operand has 2 states, 2 states have (on average 118.5) internal successors, (237), 2 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:55:28,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:55:28,922 INFO L93 Difference]: Finished difference Result 87546 states and 479506 transitions. [2022-01-18 11:55:28,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-18 11:55:28,924 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 118.5) internal successors, (237), 2 states have internal predecessors, (237), 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) Word has length 237 [2022-01-18 11:55:28,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:55:30,098 INFO L225 Difference]: With dead ends: 87546 [2022-01-18 11:55:30,098 INFO L226 Difference]: Without dead ends: 87537 [2022-01-18 11:55:30,099 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 11:55:30,101 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 11:55:30,102 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 302 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 11:55:30,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87537 states. [2022-01-18 11:55:34,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87537 to 87537. [2022-01-18 11:55:34,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87537 states, 87536 states have (on average 5.477712027051727) internal successors, (479497), 87536 states have internal predecessors, (479497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:55:36,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87537 states to 87537 states and 479497 transitions. [2022-01-18 11:55:36,148 INFO L78 Accepts]: Start accepts. Automaton has 87537 states and 479497 transitions. Word has length 237 [2022-01-18 11:55:36,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:55:36,149 INFO L470 AbstractCegarLoop]: Abstraction has 87537 states and 479497 transitions. [2022-01-18 11:55:36,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 118.5) internal successors, (237), 2 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:55:36,149 INFO L276 IsEmpty]: Start isEmpty. Operand 87537 states and 479497 transitions. [2022-01-18 11:55:36,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-01-18 11:55:36,780 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:55:36,780 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:55:36,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-18 11:55:36,782 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-01-18 11:55:36,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:55:36,785 INFO L85 PathProgramCache]: Analyzing trace with hash 398006442, now seen corresponding path program 1 times [2022-01-18 11:55:36,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:55:36,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086833429] [2022-01-18 11:55:36,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:55:36,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:55:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:55:37,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:55:37,140 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:55:37,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086833429] [2022-01-18 11:55:37,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086833429] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:55:37,140 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:55:37,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-18 11:55:37,140 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932017965] [2022-01-18 11:55:37,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:55:37,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-18 11:55:37,142 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:55:37,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-18 11:55:37,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-18 11:55:37,143 INFO L87 Difference]: Start difference. First operand 87537 states and 479497 transitions. Second operand has 5 states, 5 states have (on average 48.2) internal successors, (241), 5 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:55:40,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:55:40,440 INFO L93 Difference]: Finished difference Result 174861 states and 958777 transitions. [2022-01-18 11:55:40,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-18 11:55:40,441 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 48.2) internal successors, (241), 5 states have internal predecessors, (241), 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) Word has length 241 [2022-01-18 11:55:40,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:55:42,485 INFO L225 Difference]: With dead ends: 174861 [2022-01-18 11:55:42,486 INFO L226 Difference]: Without dead ends: 173579 [2022-01-18 11:55:42,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-01-18 11:55:42,487 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 70 mSDsluCounter, 710 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 948 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:55:42,488 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 948 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:55:42,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173579 states. [2022-01-18 11:55:48,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173579 to 140648. [2022-01-18 11:55:49,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140648 states, 140647 states have (on average 5.529353630009883) internal successors, (777687), 140647 states have internal predecessors, (777687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:55:50,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140648 states to 140648 states and 777687 transitions. [2022-01-18 11:55:50,937 INFO L78 Accepts]: Start accepts. Automaton has 140648 states and 777687 transitions. Word has length 241 [2022-01-18 11:55:50,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:55:50,939 INFO L470 AbstractCegarLoop]: Abstraction has 140648 states and 777687 transitions. [2022-01-18 11:55:50,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 48.2) internal successors, (241), 5 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:55:50,939 INFO L276 IsEmpty]: Start isEmpty. Operand 140648 states and 777687 transitions. [2022-01-18 11:55:51,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-01-18 11:55:51,486 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:55:51,486 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:55:51,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-18 11:55:51,487 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-01-18 11:55:51,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:55:51,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1859756947, now seen corresponding path program 1 times [2022-01-18 11:55:51,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:55:51,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609679383] [2022-01-18 11:55:51,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:55:51,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:55:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:55:51,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:55:51,622 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:55:51,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609679383] [2022-01-18 11:55:51,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609679383] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:55:51,622 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:55:51,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 11:55:51,623 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695977876] [2022-01-18 11:55:51,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:55:51,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 11:55:51,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:55:51,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 11:55:51,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:55:51,624 INFO L87 Difference]: Start difference. First operand 140648 states and 777687 transitions. Second operand has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:55:56,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:55:56,569 INFO L93 Difference]: Finished difference Result 281086 states and 1546472 transitions. [2022-01-18 11:55:56,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 11:55:56,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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) Word has length 245 [2022-01-18 11:55:56,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:55:59,873 INFO L225 Difference]: With dead ends: 281086 [2022-01-18 11:55:59,874 INFO L226 Difference]: Without dead ends: 277402 [2022-01-18 11:55:59,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:55:59,875 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 87 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:55:59,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [87 Valid, 495 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:56:00,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277402 states. [2022-01-18 11:56:09,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277402 to 219305. [2022-01-18 11:56:10,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219305 states, 219304 states have (on average 5.615054900959398) internal successors, (1231404), 219304 states have internal predecessors, (1231404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:56:13,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219305 states to 219305 states and 1231404 transitions. [2022-01-18 11:56:13,652 INFO L78 Accepts]: Start accepts. Automaton has 219305 states and 1231404 transitions. Word has length 245 [2022-01-18 11:56:13,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:56:13,654 INFO L470 AbstractCegarLoop]: Abstraction has 219305 states and 1231404 transitions. [2022-01-18 11:56:13,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:56:13,655 INFO L276 IsEmpty]: Start isEmpty. Operand 219305 states and 1231404 transitions. [2022-01-18 11:56:14,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-01-18 11:56:14,651 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:56:14,651 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:56:14,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-18 11:56:14,652 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-01-18 11:56:14,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:56:14,652 INFO L85 PathProgramCache]: Analyzing trace with hash 154810349, now seen corresponding path program 1 times [2022-01-18 11:56:14,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:56:14,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845313836] [2022-01-18 11:56:14,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:56:14,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:56:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:56:14,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:56:14,746 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:56:14,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845313836] [2022-01-18 11:56:14,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845313836] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:56:14,746 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:56:14,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 11:56:14,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244058620] [2022-01-18 11:56:14,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:56:14,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 11:56:14,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:56:14,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 11:56:14,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:56:14,748 INFO L87 Difference]: Start difference. First operand 219305 states and 1231404 transitions. Second operand has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:56:22,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:56:22,454 INFO L93 Difference]: Finished difference Result 438400 states and 2449050 transitions. [2022-01-18 11:56:22,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 11:56:22,455 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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) Word has length 245 [2022-01-18 11:56:22,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:56:27,400 INFO L225 Difference]: With dead ends: 438400 [2022-01-18 11:56:27,400 INFO L226 Difference]: Without dead ends: 431680 [2022-01-18 11:56:27,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:56:27,401 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 62 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:56:27,402 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 536 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:56:29,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431680 states. [2022-01-18 11:56:45,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431680 to 343334. [2022-01-18 11:56:47,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 343334 states, 343333 states have (on average 5.68774047353444) internal successors, (1952789), 343333 states have internal predecessors, (1952789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:56:53,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343334 states to 343334 states and 1952789 transitions. [2022-01-18 11:56:53,372 INFO L78 Accepts]: Start accepts. Automaton has 343334 states and 1952789 transitions. Word has length 245 [2022-01-18 11:56:53,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:56:53,373 INFO L470 AbstractCegarLoop]: Abstraction has 343334 states and 1952789 transitions. [2022-01-18 11:56:53,373 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:56:53,374 INFO L276 IsEmpty]: Start isEmpty. Operand 343334 states and 1952789 transitions. [2022-01-18 11:56:56,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-01-18 11:56:56,937 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:56:56,937 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:56:56,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-18 11:56:56,938 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-01-18 11:56:56,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:56:56,938 INFO L85 PathProgramCache]: Analyzing trace with hash -471996123, now seen corresponding path program 1 times [2022-01-18 11:56:56,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:56:56,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816587502] [2022-01-18 11:56:56,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:56:56,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:56:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:56:57,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:56:57,299 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:56:57,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816587502] [2022-01-18 11:56:57,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816587502] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:56:57,300 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:56:57,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 11:56:57,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130769704] [2022-01-18 11:56:57,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:56:57,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 11:56:57,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:56:57,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 11:56:57,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:56:57,302 INFO L87 Difference]: Start difference. First operand 343334 states and 1952789 transitions. Second operand has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:57:10,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:57:10,354 INFO L93 Difference]: Finished difference Result 682156 states and 3850740 transitions. [2022-01-18 11:57:10,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 11:57:10,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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) Word has length 245 [2022-01-18 11:57:10,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 11:57:26,689 INFO L225 Difference]: With dead ends: 682156 [2022-01-18 11:57:26,690 INFO L226 Difference]: Without dead ends: 678140 [2022-01-18 11:57:26,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:57:26,691 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 140 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 11:57:26,691 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 386 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 11:57:30,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678140 states. [2022-01-18 11:58:02,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678140 to 596600. [2022-01-18 11:58:03,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596600 states, 596599 states have (on average 5.726179561145761) internal successors, (3416233), 596599 states have internal predecessors, (3416233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:58:13,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596600 states to 596600 states and 3416233 transitions. [2022-01-18 11:58:13,659 INFO L78 Accepts]: Start accepts. Automaton has 596600 states and 3416233 transitions. Word has length 245 [2022-01-18 11:58:13,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 11:58:13,660 INFO L470 AbstractCegarLoop]: Abstraction has 596600 states and 3416233 transitions. [2022-01-18 11:58:13,660 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:58:13,660 INFO L276 IsEmpty]: Start isEmpty. Operand 596600 states and 3416233 transitions. [2022-01-18 11:58:20,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-01-18 11:58:20,209 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 11:58:20,209 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 11:58:20,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-18 11:58:20,210 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-01-18 11:58:20,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 11:58:20,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1046658010, now seen corresponding path program 1 times [2022-01-18 11:58:20,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 11:58:20,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874201828] [2022-01-18 11:58:20,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 11:58:20,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 11:58:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 11:58:20,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 11:58:20,414 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 11:58:20,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874201828] [2022-01-18 11:58:20,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874201828] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 11:58:20,415 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 11:58:20,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 11:58:20,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679563704] [2022-01-18 11:58:20,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 11:58:20,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 11:58:20,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 11:58:20,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 11:58:20,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 11:58:20,418 INFO L87 Difference]: Start difference. First operand 596600 states and 3416233 transitions. Second operand has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 11:58:41,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 11:58:41,391 INFO L93 Difference]: Finished difference Result 761601 states and 4294581 transitions. [2022-01-18 11:58:41,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 11:58:41,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 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) Word has length 246 [2022-01-18 11:58:41,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted.