/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.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-wip.dk.abstract-por-f0ea240 [2022-02-10 22:38:29,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 22:38:29,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 22:38:29,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 22:38:29,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 22:38:29,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 22:38:29,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 22:38:29,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 22:38:29,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 22:38:29,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 22:38:29,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 22:38:29,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 22:38:29,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 22:38:29,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 22:38:29,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 22:38:29,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 22:38:29,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 22:38:29,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 22:38:29,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 22:38:29,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 22:38:29,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 22:38:29,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 22:38:29,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 22:38:29,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 22:38:29,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 22:38:29,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 22:38:29,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 22:38:29,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 22:38:29,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 22:38:29,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-10 22:38:29,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-10 22:38:29,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-10 22:38:29,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-10 22:38:29,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-10 22:38:29,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-10 22:38:29,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-10 22:38:29,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-10 22:38:29,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-10 22:38:29,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 22:38:29,826 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 22:38:29,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 22:38:29,827 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.epf [2022-02-10 22:38:29,849 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 22:38:29,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 22:38:29,849 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 22:38:29,850 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 22:38:29,850 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 22:38:29,850 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 22:38:29,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 22:38:29,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 22:38:29,851 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 22:38:29,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 22:38:29,852 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 22:38:29,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 22:38:29,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 22:38:29,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 22:38:29,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 22:38:29,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 22:38:29,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 22:38:29,853 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 22:38:29,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 22:38:29,853 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 22:38:29,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 22:38:29,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 22:38:29,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 22:38:29,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 22:38:29,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 22:38:29,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 22:38:29,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 22:38:29,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 22:38:29,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 22:38:29,855 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 22:38:29,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 22:38:29,858 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 22:38:29,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 22:38:29,858 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 22:38:30,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 22:38:30,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 22:38:30,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 22:38:30,087 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 22:38:30,091 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 22:38:30,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-commit-2.wvr-bad.c [2022-02-10 22:38:30,150 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b69110e/09965fd870b549f6b1689925cc561260/FLAG9d144608e [2022-02-10 22:38:30,536 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 22:38:30,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-commit-2.wvr-bad.c [2022-02-10 22:38:30,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b69110e/09965fd870b549f6b1689925cc561260/FLAG9d144608e [2022-02-10 22:38:30,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b69110e/09965fd870b549f6b1689925cc561260 [2022-02-10 22:38:30,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 22:38:30,557 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 22:38:30,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 22:38:30,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 22:38:30,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 22:38:30,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dbc6210 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30, skipping insertion in model container [2022-02-10 22:38:30,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 22:38:30,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 22:38:30,766 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] [2022-02-10 22:38:30,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 22:38:30,778 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 22:38:30,806 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] [2022-02-10 22:38:30,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 22:38:30,821 INFO L208 MainTranslator]: Completed translation [2022-02-10 22:38:30,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30 WrapperNode [2022-02-10 22:38:30,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 22:38:30,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 22:38:30,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 22:38:30,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 22:38:30,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,880 INFO L137 Inliner]: procedures = 26, calls = 93, calls flagged for inlining = 27, calls inlined = 33, statements flattened = 460 [2022-02-10 22:38:30,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 22:38:30,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 22:38:30,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 22:38:30,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 22:38:30,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 22:38:30,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 22:38:30,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 22:38:30,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 22:38:30,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30" (1/1) ... [2022-02-10 22:38:30,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 22:38:30,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:38:30,980 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) [2022-02-10 22:38:31,011 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 [2022-02-10 22:38:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 22:38:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 22:38:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 22:38:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 22:38:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-10 22:38:31,028 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-10 22:38:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-10 22:38:31,028 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-10 22:38:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-10 22:38:31,028 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-10 22:38:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-02-10 22:38:31,029 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-02-10 22:38:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 22:38:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-10 22:38:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-10 22:38:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-10 22:38:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 22:38:31,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 22:38:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 22:38:31,032 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 22:38:31,154 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 22:38:31,156 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 22:38:31,674 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 22:38:31,838 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 22:38:31,838 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-02-10 22:38:31,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 10:38:31 BoogieIcfgContainer [2022-02-10 22:38:31,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 22:38:31,842 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 22:38:31,842 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 22:38:31,845 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 22:38:31,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 10:38:30" (1/3) ... [2022-02-10 22:38:31,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1211447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 10:38:31, skipping insertion in model container [2022-02-10 22:38:31,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:38:30" (2/3) ... [2022-02-10 22:38:31,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1211447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 10:38:31, skipping insertion in model container [2022-02-10 22:38:31,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 10:38:31" (3/3) ... [2022-02-10 22:38:31,848 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-commit-2.wvr-bad.c [2022-02-10 22:38:31,853 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 22:38:31,853 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 22:38:31,854 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-10 22:38:31,854 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 22:38:31,914 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,915 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,915 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,915 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,915 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,916 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,916 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,916 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,916 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,916 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,916 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,917 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,917 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,917 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,917 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,917 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,918 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,918 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,918 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,919 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,919 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,919 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,919 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,919 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,920 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,920 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,920 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,920 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,920 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,921 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,921 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,921 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,921 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,921 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,921 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,921 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,923 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,923 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,923 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,923 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,923 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,923 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,923 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,924 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,924 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,924 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,924 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,925 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,925 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,925 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,925 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,926 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,926 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,927 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,927 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,927 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,927 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,927 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,927 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,927 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,928 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,928 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,929 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,929 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,929 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,929 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,929 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,930 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,930 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,930 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,930 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,930 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,931 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,931 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,931 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,931 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,931 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,931 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,932 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,932 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,933 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,933 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,933 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,933 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,934 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,937 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,942 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,942 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,943 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,943 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,943 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,943 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,943 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,944 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,944 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,945 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,945 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,945 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,945 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,945 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,945 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,945 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,946 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,946 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,946 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,946 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,946 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,946 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,947 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,947 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,947 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,947 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,947 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,947 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,947 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,948 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,948 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,948 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,948 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,948 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,949 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,949 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,949 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,949 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,949 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,949 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,949 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,949 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,950 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,950 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,950 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~post26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,950 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,950 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,950 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,950 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~post26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,951 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,951 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,951 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,951 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,952 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,952 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,952 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,952 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,952 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,958 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,958 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,958 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,959 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,959 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,959 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,959 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,959 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,959 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,960 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,960 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,961 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,961 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,961 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,961 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,961 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,961 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,961 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,962 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,962 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,962 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,962 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,962 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,962 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,962 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,962 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,963 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,963 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,963 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,964 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~post26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,964 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,964 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,964 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,964 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,964 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork2_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,965 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,965 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,965 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,965 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,965 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,965 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,966 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,966 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,966 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork3_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:38:31,971 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-02-10 22:38:32,007 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 22:38:32,013 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 [2022-02-10 22:38:32,013 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-02-10 22:38:32,024 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 332 places, 356 transitions, 744 flow [2022-02-10 22:38:35,377 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) [2022-02-10 22:38:35,800 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) [2022-02-10 22:38:36,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-02-10 22:38:36,550 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:38:36,552 INFO L515 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] [2022-02-10 22:38:36,552 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)] === [2022-02-10 22:38:36,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:38:36,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1797610984, now seen corresponding path program 1 times [2022-02-10 22:38:36,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:38:36,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118883488] [2022-02-10 22:38:36,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:38:36,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:38:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:38:36,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:38:36,862 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:38:36,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118883488] [2022-02-10 22:38:36,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118883488] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:38:36,863 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:38:36,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 22:38:36,864 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119305828] [2022-02-10 22:38:36,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:38:36,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-10 22:38:36,868 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:38:36,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-10 22:38:36,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-10 22:38:37,082 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) [2022-02-10 22:38:38,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:38:38,743 INFO L93 Difference]: Finished difference Result 87546 states and 479506 transitions. [2022-02-10 22:38:38,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 22:38:38,745 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 [2022-02-10 22:38:38,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:38:39,840 INFO L225 Difference]: With dead ends: 87546 [2022-02-10 22:38:39,841 INFO L226 Difference]: Without dead ends: 87537 [2022-02-10 22:38:39,842 INFO L933 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 [2022-02-10 22:38:39,849 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:38:39,850 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 302 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:38:40,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87537 states. [2022-02-10 22:38:44,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87537 to 87537. [2022-02-10 22:38:44,453 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) [2022-02-10 22:38:45,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87537 states to 87537 states and 479497 transitions. [2022-02-10 22:38:45,470 INFO L78 Accepts]: Start accepts. Automaton has 87537 states and 479497 transitions. Word has length 237 [2022-02-10 22:38:45,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:38:45,470 INFO L470 AbstractCegarLoop]: Abstraction has 87537 states and 479497 transitions. [2022-02-10 22:38:45,471 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) [2022-02-10 22:38:45,471 INFO L276 IsEmpty]: Start isEmpty. Operand 87537 states and 479497 transitions. [2022-02-10 22:38:46,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-02-10 22:38:46,288 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:38:46,289 INFO L515 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] [2022-02-10 22:38:46,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 22:38:46,290 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)] === [2022-02-10 22:38:46,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:38:46,290 INFO L85 PathProgramCache]: Analyzing trace with hash 398006442, now seen corresponding path program 1 times [2022-02-10 22:38:46,291 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:38:46,291 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144346300] [2022-02-10 22:38:46,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:38:46,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:38:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:38:46,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:38:46,617 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:38:46,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144346300] [2022-02-10 22:38:46,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144346300] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:38:46,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:38:46,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 22:38:46,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967780958] [2022-02-10 22:38:46,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:38:46,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-10 22:38:46,621 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:38:46,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-10 22:38:46,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-10 22:38:46,622 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) [2022-02-10 22:38:49,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:38:49,714 INFO L93 Difference]: Finished difference Result 174861 states and 958777 transitions. [2022-02-10 22:38:49,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-10 22:38:49,715 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 [2022-02-10 22:38:49,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:38:52,080 INFO L225 Difference]: With dead ends: 174861 [2022-02-10 22:38:52,080 INFO L226 Difference]: Without dead ends: 173579 [2022-02-10 22:38:52,092 INFO L933 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 [2022-02-10 22:38:52,094 INFO L934 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 [2022-02-10 22:38:52,094 INFO L935 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] [2022-02-10 22:38:52,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173579 states. [2022-02-10 22:39:00,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173579 to 140648. [2022-02-10 22:39:00,373 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) [2022-02-10 22:39:02,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140648 states to 140648 states and 777687 transitions. [2022-02-10 22:39:02,121 INFO L78 Accepts]: Start accepts. Automaton has 140648 states and 777687 transitions. Word has length 241 [2022-02-10 22:39:02,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:39:02,123 INFO L470 AbstractCegarLoop]: Abstraction has 140648 states and 777687 transitions. [2022-02-10 22:39:02,123 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) [2022-02-10 22:39:02,123 INFO L276 IsEmpty]: Start isEmpty. Operand 140648 states and 777687 transitions. [2022-02-10 22:39:02,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-02-10 22:39:02,739 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:39:02,739 INFO L515 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] [2022-02-10 22:39:02,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 22:39:02,740 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)] === [2022-02-10 22:39:02,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:39:02,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1859756947, now seen corresponding path program 1 times [2022-02-10 22:39:02,741 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:39:02,741 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976328253] [2022-02-10 22:39:02,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:39:02,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:39:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:39:02,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:39:02,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:39:02,951 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976328253] [2022-02-10 22:39:02,951 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976328253] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:39:02,951 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:39:02,952 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-10 22:39:02,952 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312502270] [2022-02-10 22:39:02,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:39:02,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-10 22:39:02,952 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:39:02,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-10 22:39:02,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-02-10 22:39:02,953 INFO L87 Difference]: Start difference. First operand 140648 states and 777687 transitions. Second operand has 4 states, 4 states have (on average 61.25) internal successors, (245), 4 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) [2022-02-10 22:39:07,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:39:07,896 INFO L93 Difference]: Finished difference Result 281086 states and 1546472 transitions. [2022-02-10 22:39:07,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-10 22:39:07,896 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 61.25) internal successors, (245), 4 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 [2022-02-10 22:39:07,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:39:14,022 INFO L225 Difference]: With dead ends: 281086 [2022-02-10 22:39:14,023 INFO L226 Difference]: Without dead ends: 277402 [2022-02-10 22:39:14,024 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-02-10 22:39:14,030 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 285 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:39:14,032 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [285 Valid, 596 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:39:15,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277402 states. [2022-02-10 22:39:26,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277402 to 219305. [2022-02-10 22:39:27,522 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) [2022-02-10 22:39:30,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219305 states to 219305 states and 1231404 transitions. [2022-02-10 22:39:30,203 INFO L78 Accepts]: Start accepts. Automaton has 219305 states and 1231404 transitions. Word has length 245 [2022-02-10 22:39:30,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:39:30,204 INFO L470 AbstractCegarLoop]: Abstraction has 219305 states and 1231404 transitions. [2022-02-10 22:39:30,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 61.25) internal successors, (245), 4 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) [2022-02-10 22:39:30,204 INFO L276 IsEmpty]: Start isEmpty. Operand 219305 states and 1231404 transitions. [2022-02-10 22:39:32,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-02-10 22:39:32,669 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:39:32,681 INFO L515 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] [2022-02-10 22:39:32,681 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 22:39:32,682 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)] === [2022-02-10 22:39:32,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:39:32,683 INFO L85 PathProgramCache]: Analyzing trace with hash 154810349, now seen corresponding path program 1 times [2022-02-10 22:39:32,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:39:32,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308024439] [2022-02-10 22:39:32,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:39:32,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:39:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:39:32,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:39:32,915 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:39:32,917 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308024439] [2022-02-10 22:39:32,918 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308024439] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:39:32,918 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:39:32,918 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 22:39:32,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708263083] [2022-02-10 22:39:32,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:39:32,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 22:39:32,920 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:39:32,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 22:39:32,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 22:39:32,921 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) [2022-02-10 22:39:42,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:39:42,767 INFO L93 Difference]: Finished difference Result 438400 states and 2449050 transitions. [2022-02-10 22:39:42,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 22:39:42,768 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 [2022-02-10 22:39:42,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:39:48,685 INFO L225 Difference]: With dead ends: 438400 [2022-02-10 22:39:48,685 INFO L226 Difference]: Without dead ends: 431680 [2022-02-10 22:39:48,685 INFO L933 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 [2022-02-10 22:39:48,686 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 62 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2022-02-10 22:39:48,686 INFO L935 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] [2022-02-10 22:39:49,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431680 states. [2022-02-10 22:40:11,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431680 to 343334. [2022-02-10 22:40:13,210 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) [2022-02-10 22:40:20,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343334 states to 343334 states and 1952789 transitions. [2022-02-10 22:40:20,412 INFO L78 Accepts]: Start accepts. Automaton has 343334 states and 1952789 transitions. Word has length 245 [2022-02-10 22:40:20,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:40:20,413 INFO L470 AbstractCegarLoop]: Abstraction has 343334 states and 1952789 transitions. [2022-02-10 22:40:20,413 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) [2022-02-10 22:40:20,413 INFO L276 IsEmpty]: Start isEmpty. Operand 343334 states and 1952789 transitions.