./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/gcd_4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 26d01a9c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector/gcd_4.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 679f2fe8d678884423b2dff47bf2c3c7ede0374b3a8bb68f9a9e8a332d8776ef --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:41:17,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:41:17,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:41:17,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:41:17,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:41:17,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:41:17,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:41:17,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:41:17,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:41:17,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:41:17,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:41:17,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:41:17,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:41:17,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:41:17,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:41:17,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:41:17,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:41:17,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:41:17,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:41:17,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:41:17,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:41:17,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:41:17,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:41:17,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:41:17,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:41:17,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:41:17,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:41:17,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:41:17,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:41:17,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:41:17,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:41:17,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:41:17,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:41:17,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:41:17,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:41:17,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:41:17,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:41:17,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:41:17,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:41:17,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:41:17,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:41:17,373 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-02-18 07:41:17,393 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:41:17,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:41:17,398 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:41:17,398 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:41:17,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:41:17,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:41:17,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:41:17,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:41:17,400 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:41:17,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:41:17,401 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-18 07:41:17,401 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:41:17,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:41:17,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-18 07:41:17,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:41:17,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-18 07:41:17,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:41:17,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-18 07:41:17,402 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-02-18 07:41:17,402 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-18 07:41:17,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-18 07:41:17,402 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:41:17,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-18 07:41:17,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:41:17,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:41:17,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:41:17,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:41:17,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:41:17,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:41:17,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-18 07:41:17,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 07:41:17,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 07:41:17,404 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:41:17,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-18 07:41:17,404 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:41:17,405 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:41:17,405 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:41:17,405 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 679f2fe8d678884423b2dff47bf2c3c7ede0374b3a8bb68f9a9e8a332d8776ef [2023-02-18 07:41:17,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:41:17,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:41:17,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:41:17,613 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:41:17,613 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:41:17,614 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/gcd_4.c [2023-02-18 07:41:18,561 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:41:18,713 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:41:18,714 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/gcd_4.c [2023-02-18 07:41:18,718 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0af1a1b7a/50b4d500b74149a8a4405848ee50383c/FLAGd186f1f25 [2023-02-18 07:41:18,729 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0af1a1b7a/50b4d500b74149a8a4405848ee50383c [2023-02-18 07:41:18,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:41:18,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:41:18,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:41:18,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:41:18,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:41:18,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@578cfaae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18, skipping insertion in model container [2023-02-18 07:41:18,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:41:18,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:41:18,834 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/gcd_4.c[662,675] [2023-02-18 07:41:18,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 07:41:18,847 INFO L203 MainTranslator]: Completed pre-run [2023-02-18 07:41:18,854 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/gcd_4.c[662,675] [2023-02-18 07:41:18,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 07:41:18,865 INFO L208 MainTranslator]: Completed translation [2023-02-18 07:41:18,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18 WrapperNode [2023-02-18 07:41:18,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:41:18,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-18 07:41:18,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-18 07:41:18,867 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-18 07:41:18,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,886 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58 [2023-02-18 07:41:18,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-18 07:41:18,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-18 07:41:18,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-18 07:41:18,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-18 07:41:18,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,908 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-18 07:41:18,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-18 07:41:18,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-18 07:41:18,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-18 07:41:18,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (1/1) ... [2023-02-18 07:41:18,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:41:18,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 07:41:18,932 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) [2023-02-18 07:41:18,937 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 [2023-02-18 07:41:18,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-18 07:41:18,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-18 07:41:18,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-18 07:41:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-18 07:41:18,954 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-02-18 07:41:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-02-18 07:41:18,999 INFO L235 CfgBuilder]: Building ICFG [2023-02-18 07:41:19,000 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-18 07:41:19,121 INFO L276 CfgBuilder]: Performing block encoding [2023-02-18 07:41:19,125 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-18 07:41:19,125 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-18 07:41:19,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 07:41:19 BoogieIcfgContainer [2023-02-18 07:41:19,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-18 07:41:19,136 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-18 07:41:19,136 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-18 07:41:19,138 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-18 07:41:19,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 07:41:18" (1/3) ... [2023-02-18 07:41:19,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78a6c2af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 07:41:19, skipping insertion in model container [2023-02-18 07:41:19,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:18" (2/3) ... [2023-02-18 07:41:19,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78a6c2af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 07:41:19, skipping insertion in model container [2023-02-18 07:41:19,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 07:41:19" (3/3) ... [2023-02-18 07:41:19,161 INFO L112 eAbstractionObserver]: Analyzing ICFG gcd_4.c [2023-02-18 07:41:19,173 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-18 07:41:19,184 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-02-18 07:41:19,233 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-18 07:41:19,239 INFO L357 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=PETRI_NET, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@55853c68, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-18 07:41:19,239 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-02-18 07:41:19,242 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 24 states have (on average 1.625) internal successors, (39), 32 states have internal predecessors, (39), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 07:41:19,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-02-18 07:41:19,246 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:19,246 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-02-18 07:41:19,248 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:19,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:19,252 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2023-02-18 07:41:19,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:19,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061028854] [2023-02-18 07:41:19,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:19,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:19,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:19,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:19,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061028854] [2023-02-18 07:41:19,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061028854] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 07:41:19,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 07:41:19,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-18 07:41:19,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664830825] [2023-02-18 07:41:19,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 07:41:19,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 07:41:19,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:19,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 07:41:19,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 07:41:19,496 INFO L87 Difference]: Start difference. First operand has 37 states, 24 states have (on average 1.625) internal successors, (39), 32 states have internal predecessors, (39), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2023-02-18 07:41:19,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:19,541 INFO L93 Difference]: Finished difference Result 86 states and 112 transitions. [2023-02-18 07:41:19,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 07:41:19,543 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2023-02-18 07:41:19,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:19,546 INFO L225 Difference]: With dead ends: 86 [2023-02-18 07:41:19,547 INFO L226 Difference]: Without dead ends: 29 [2023-02-18 07:41:19,549 INFO L412 NwaCegarLoop]: 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 [2023-02-18 07:41:19,551 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 24 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:19,551 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 44 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 07:41:19,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2023-02-18 07:41:19,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 19. [2023-02-18 07:41:19,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 18 states have internal predecessors, (21), 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) [2023-02-18 07:41:19,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions. [2023-02-18 07:41:19,570 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 21 transitions. Word has length 4 [2023-02-18 07:41:19,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:19,570 INFO L495 AbstractCegarLoop]: Abstraction has 19 states and 21 transitions. [2023-02-18 07:41:19,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2023-02-18 07:41:19,571 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-02-18 07:41:19,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-02-18 07:41:19,571 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:19,571 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-02-18 07:41:19,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-18 07:41:19,571 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:19,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:19,572 INFO L85 PathProgramCache]: Analyzing trace with hash 28699785, now seen corresponding path program 1 times [2023-02-18 07:41:19,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:19,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649599560] [2023-02-18 07:41:19,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:19,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:19,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:19,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:19,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649599560] [2023-02-18 07:41:19,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649599560] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 07:41:19,606 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 07:41:19,606 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-18 07:41:19,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808968428] [2023-02-18 07:41:19,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 07:41:19,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 07:41:19,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:19,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 07:41:19,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 07:41:19,609 INFO L87 Difference]: Start difference. First operand 19 states and 21 transitions. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2023-02-18 07:41:19,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:19,634 INFO L93 Difference]: Finished difference Result 40 states and 44 transitions. [2023-02-18 07:41:19,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 07:41:19,634 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 5 [2023-02-18 07:41:19,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:19,635 INFO L225 Difference]: With dead ends: 40 [2023-02-18 07:41:19,635 INFO L226 Difference]: Without dead ends: 25 [2023-02-18 07:41:19,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 07:41:19,636 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 12 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:19,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 5 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 07:41:19,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2023-02-18 07:41:19,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 15. [2023-02-18 07:41:19,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 14 states have internal predecessors, (16), 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) [2023-02-18 07:41:19,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2023-02-18 07:41:19,639 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 5 [2023-02-18 07:41:19,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:19,640 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2023-02-18 07:41:19,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2023-02-18 07:41:19,640 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2023-02-18 07:41:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-18 07:41:19,640 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:19,641 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 07:41:19,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-18 07:41:19,641 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:19,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:19,642 INFO L85 PathProgramCache]: Analyzing trace with hash 302707703, now seen corresponding path program 1 times [2023-02-18 07:41:19,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:19,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222453304] [2023-02-18 07:41:19,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:19,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:19,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:19,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:19,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222453304] [2023-02-18 07:41:19,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222453304] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 07:41:19,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 07:41:19,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-18 07:41:19,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57188856] [2023-02-18 07:41:19,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 07:41:19,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-18 07:41:19,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:19,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-18 07:41:19,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-18 07:41:19,683 INFO L87 Difference]: Start difference. First operand 15 states and 16 transitions. Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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) [2023-02-18 07:41:19,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:19,715 INFO L93 Difference]: Finished difference Result 30 states and 34 transitions. [2023-02-18 07:41:19,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-18 07:41:19,716 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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 8 [2023-02-18 07:41:19,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:19,717 INFO L225 Difference]: With dead ends: 30 [2023-02-18 07:41:19,717 INFO L226 Difference]: Without dead ends: 28 [2023-02-18 07:41:19,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-18 07:41:19,718 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 17 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:19,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 4 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 07:41:19,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2023-02-18 07:41:19,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 23. [2023-02-18 07:41:19,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 22 states have internal predecessors, (28), 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) [2023-02-18 07:41:19,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2023-02-18 07:41:19,723 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 28 transitions. Word has length 8 [2023-02-18 07:41:19,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:19,723 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 28 transitions. [2023-02-18 07:41:19,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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) [2023-02-18 07:41:19,723 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2023-02-18 07:41:19,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-18 07:41:19,725 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:19,725 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 07:41:19,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-18 07:41:19,726 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:19,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:19,726 INFO L85 PathProgramCache]: Analyzing trace with hash 302707895, now seen corresponding path program 1 times [2023-02-18 07:41:19,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:19,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93843872] [2023-02-18 07:41:19,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:19,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:19,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:19,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:19,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93843872] [2023-02-18 07:41:19,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93843872] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 07:41:19,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 07:41:19,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-18 07:41:19,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029189110] [2023-02-18 07:41:19,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 07:41:19,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 07:41:19,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:19,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 07:41:19,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 07:41:19,761 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2023-02-18 07:41:19,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:19,779 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2023-02-18 07:41:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 07:41:19,779 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 8 [2023-02-18 07:41:19,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:19,780 INFO L225 Difference]: With dead ends: 23 [2023-02-18 07:41:19,780 INFO L226 Difference]: Without dead ends: 22 [2023-02-18 07:41:19,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 07:41:19,782 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 2 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:19,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 13 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 07:41:19,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2023-02-18 07:41:19,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2023-02-18 07:41:19,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 19 states have (on average 1.368421052631579) internal successors, (26), 21 states have internal predecessors, (26), 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) [2023-02-18 07:41:19,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2023-02-18 07:41:19,789 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 8 [2023-02-18 07:41:19,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:19,790 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2023-02-18 07:41:19,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2023-02-18 07:41:19,790 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-02-18 07:41:19,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-02-18 07:41:19,791 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:19,791 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 07:41:19,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-02-18 07:41:19,791 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:19,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:19,794 INFO L85 PathProgramCache]: Analyzing trace with hash 794004274, now seen corresponding path program 1 times [2023-02-18 07:41:19,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:19,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511458009] [2023-02-18 07:41:19,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:19,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:19,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:19,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:19,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:19,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511458009] [2023-02-18 07:41:19,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511458009] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 07:41:19,858 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 07:41:19,858 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-18 07:41:19,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706934954] [2023-02-18 07:41:19,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 07:41:19,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 07:41:19,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:19,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 07:41:19,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 07:41:19,860 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2023-02-18 07:41:19,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:19,881 INFO L93 Difference]: Finished difference Result 26 states and 29 transitions. [2023-02-18 07:41:19,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 07:41:19,882 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2023-02-18 07:41:19,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:19,882 INFO L225 Difference]: With dead ends: 26 [2023-02-18 07:41:19,882 INFO L226 Difference]: Without dead ends: 25 [2023-02-18 07:41:19,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 07:41:19,886 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 3 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:19,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 07:41:19,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2023-02-18 07:41:19,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 22. [2023-02-18 07:41:19,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 21 states have internal predecessors, (25), 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) [2023-02-18 07:41:19,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2023-02-18 07:41:19,898 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 9 [2023-02-18 07:41:19,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:19,899 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2023-02-18 07:41:19,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2023-02-18 07:41:19,899 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-02-18 07:41:19,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-02-18 07:41:19,899 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:19,902 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 07:41:19,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-02-18 07:41:19,902 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:19,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:19,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1973988076, now seen corresponding path program 1 times [2023-02-18 07:41:19,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:19,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716485372] [2023-02-18 07:41:19,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:19,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:19,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-02-18 07:41:19,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:19,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716485372] [2023-02-18 07:41:19,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716485372] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 07:41:19,923 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 07:41:19,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-18 07:41:19,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063181189] [2023-02-18 07:41:19,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 07:41:19,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 07:41:19,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:19,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 07:41:19,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 07:41:19,925 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2023-02-18 07:41:19,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:19,939 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2023-02-18 07:41:19,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 07:41:19,939 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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 12 [2023-02-18 07:41:19,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:19,939 INFO L225 Difference]: With dead ends: 30 [2023-02-18 07:41:19,940 INFO L226 Difference]: Without dead ends: 19 [2023-02-18 07:41:19,940 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 07:41:19,941 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 6 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:19,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 7 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 07:41:19,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2023-02-18 07:41:19,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2023-02-18 07:41:19,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 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) [2023-02-18 07:41:19,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions. [2023-02-18 07:41:19,951 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 21 transitions. Word has length 12 [2023-02-18 07:41:19,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:19,951 INFO L495 AbstractCegarLoop]: Abstraction has 19 states and 21 transitions. [2023-02-18 07:41:19,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2023-02-18 07:41:19,952 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-02-18 07:41:19,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-02-18 07:41:19,952 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:19,952 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 07:41:19,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-02-18 07:41:19,953 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:19,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:19,953 INFO L85 PathProgramCache]: Analyzing trace with hash -143276579, now seen corresponding path program 1 times [2023-02-18 07:41:19,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:19,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727398717] [2023-02-18 07:41:19,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:19,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:19,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:19,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:19,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727398717] [2023-02-18 07:41:19,996 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727398717] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 07:41:19,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 07:41:19,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-18 07:41:19,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471631603] [2023-02-18 07:41:19,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 07:41:19,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-18 07:41:19,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:19,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-18 07:41:19,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-02-18 07:41:19,998 INFO L87 Difference]: Start difference. First operand 19 states and 21 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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) [2023-02-18 07:41:20,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:20,032 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2023-02-18 07:41:20,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-18 07:41:20,033 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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 13 [2023-02-18 07:41:20,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:20,034 INFO L225 Difference]: With dead ends: 22 [2023-02-18 07:41:20,034 INFO L226 Difference]: Without dead ends: 21 [2023-02-18 07:41:20,034 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-02-18 07:41:20,035 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 4 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:20,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 5 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 07:41:20,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2023-02-18 07:41:20,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2023-02-18 07:41:20,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 20 states have internal predecessors, (23), 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) [2023-02-18 07:41:20,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 23 transitions. [2023-02-18 07:41:20,045 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 23 transitions. Word has length 13 [2023-02-18 07:41:20,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:20,045 INFO L495 AbstractCegarLoop]: Abstraction has 21 states and 23 transitions. [2023-02-18 07:41:20,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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) [2023-02-18 07:41:20,046 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-02-18 07:41:20,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-02-18 07:41:20,047 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:20,047 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 07:41:20,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-02-18 07:41:20,047 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:20,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:20,048 INFO L85 PathProgramCache]: Analyzing trace with hash 424975298, now seen corresponding path program 1 times [2023-02-18 07:41:20,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:20,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52124133] [2023-02-18 07:41:20,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:20,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:20,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:20,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:20,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52124133] [2023-02-18 07:41:20,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52124133] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 07:41:20,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1156532271] [2023-02-18 07:41:20,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:20,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 07:41:20,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 07:41:20,108 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 07:41:20,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-18 07:41:20,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:20,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 8 conjunts are in the unsatisfiable core [2023-02-18 07:41:20,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 07:41:20,176 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:20,177 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 07:41:20,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:20,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1156532271] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-18 07:41:20,199 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-18 07:41:20,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2023-02-18 07:41:20,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314420525] [2023-02-18 07:41:20,199 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-18 07:41:20,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-02-18 07:41:20,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:20,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-02-18 07:41:20,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2023-02-18 07:41:20,200 INFO L87 Difference]: Start difference. First operand 21 states and 23 transitions. Second operand has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 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) [2023-02-18 07:41:20,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:20,228 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions. [2023-02-18 07:41:20,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-18 07:41:20,228 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 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 17 [2023-02-18 07:41:20,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:20,229 INFO L225 Difference]: With dead ends: 39 [2023-02-18 07:41:20,229 INFO L226 Difference]: Without dead ends: 29 [2023-02-18 07:41:20,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2023-02-18 07:41:20,229 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 7 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:20,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 8 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 07:41:20,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2023-02-18 07:41:20,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2023-02-18 07:41:20,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 27 states have (on average 1.1481481481481481) internal successors, (31), 28 states have internal predecessors, (31), 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) [2023-02-18 07:41:20,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 31 transitions. [2023-02-18 07:41:20,232 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 31 transitions. Word has length 17 [2023-02-18 07:41:20,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:20,232 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 31 transitions. [2023-02-18 07:41:20,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 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) [2023-02-18 07:41:20,233 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2023-02-18 07:41:20,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-02-18 07:41:20,233 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:20,233 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 07:41:20,240 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-02-18 07:41:20,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 07:41:20,438 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:20,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:20,438 INFO L85 PathProgramCache]: Analyzing trace with hash 576372236, now seen corresponding path program 2 times [2023-02-18 07:41:20,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:20,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042535741] [2023-02-18 07:41:20,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:20,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:20,477 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-02-18 07:41:20,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:20,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042535741] [2023-02-18 07:41:20,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042535741] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 07:41:20,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1498697853] [2023-02-18 07:41:20,478 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-18 07:41:20,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 07:41:20,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 07:41:20,479 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 07:41:20,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-18 07:41:20,510 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-18 07:41:20,510 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-18 07:41:20,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-02-18 07:41:20,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 07:41:20,541 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:20,541 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 07:41:20,580 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:20,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1498697853] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-18 07:41:20,581 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-18 07:41:20,581 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6, 6] total 14 [2023-02-18 07:41:20,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933581805] [2023-02-18 07:41:20,581 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-18 07:41:20,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-02-18 07:41:20,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:20,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-02-18 07:41:20,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2023-02-18 07:41:20,583 INFO L87 Difference]: Start difference. First operand 29 states and 31 transitions. Second operand has 15 states, 14 states have (on average 4.571428571428571) internal successors, (64), 15 states have internal predecessors, (64), 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) [2023-02-18 07:41:20,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:20,750 INFO L93 Difference]: Finished difference Result 81 states and 95 transitions. [2023-02-18 07:41:20,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-02-18 07:41:20,750 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 4.571428571428571) internal successors, (64), 15 states have internal predecessors, (64), 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 25 [2023-02-18 07:41:20,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:20,752 INFO L225 Difference]: With dead ends: 81 [2023-02-18 07:41:20,752 INFO L226 Difference]: Without dead ends: 67 [2023-02-18 07:41:20,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=235, Invalid=415, Unknown=0, NotChecked=0, Total=650 [2023-02-18 07:41:20,754 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 51 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:20,755 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 11 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 07:41:20,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2023-02-18 07:41:20,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 53. [2023-02-18 07:41:20,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 51 states have (on average 1.196078431372549) internal successors, (61), 52 states have internal predecessors, (61), 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) [2023-02-18 07:41:20,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 61 transitions. [2023-02-18 07:41:20,765 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 61 transitions. Word has length 25 [2023-02-18 07:41:20,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:20,765 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 61 transitions. [2023-02-18 07:41:20,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 4.571428571428571) internal successors, (64), 15 states have internal predecessors, (64), 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) [2023-02-18 07:41:20,765 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 61 transitions. [2023-02-18 07:41:20,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-02-18 07:41:20,766 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:20,766 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 07:41:20,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-02-18 07:41:20,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-02-18 07:41:20,971 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:20,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:20,971 INFO L85 PathProgramCache]: Analyzing trace with hash 576378194, now seen corresponding path program 1 times [2023-02-18 07:41:20,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:20,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41475920] [2023-02-18 07:41:20,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:20,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:21,022 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-02-18 07:41:21,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:21,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41475920] [2023-02-18 07:41:21,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41475920] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 07:41:21,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886623344] [2023-02-18 07:41:21,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:21,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 07:41:21,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 07:41:21,024 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 07:41:21,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-02-18 07:41:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:21,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-02-18 07:41:21,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 07:41:21,100 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:21,100 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 07:41:21,155 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 07:41:21,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886623344] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-18 07:41:21,156 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-18 07:41:21,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 15 [2023-02-18 07:41:21,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590828682] [2023-02-18 07:41:21,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-18 07:41:21,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-02-18 07:41:21,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:21,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-02-18 07:41:21,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-02-18 07:41:21,158 INFO L87 Difference]: Start difference. First operand 53 states and 61 transitions. Second operand has 16 states, 15 states have (on average 4.533333333333333) internal successors, (68), 16 states have internal predecessors, (68), 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) [2023-02-18 07:41:21,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:21,342 INFO L93 Difference]: Finished difference Result 104 states and 126 transitions. [2023-02-18 07:41:21,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-02-18 07:41:21,343 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 4.533333333333333) internal successors, (68), 16 states have internal predecessors, (68), 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 25 [2023-02-18 07:41:21,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:21,344 INFO L225 Difference]: With dead ends: 104 [2023-02-18 07:41:21,344 INFO L226 Difference]: Without dead ends: 103 [2023-02-18 07:41:21,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=246, Invalid=404, Unknown=0, NotChecked=0, Total=650 [2023-02-18 07:41:21,345 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 59 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:21,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 11 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 07:41:21,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-02-18 07:41:21,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 87. [2023-02-18 07:41:21,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 85 states have (on average 1.2352941176470589) internal successors, (105), 86 states have internal predecessors, (105), 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) [2023-02-18 07:41:21,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 105 transitions. [2023-02-18 07:41:21,359 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 105 transitions. Word has length 25 [2023-02-18 07:41:21,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:21,360 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 105 transitions. [2023-02-18 07:41:21,360 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 4.533333333333333) internal successors, (68), 16 states have internal predecessors, (68), 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) [2023-02-18 07:41:21,360 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 105 transitions. [2023-02-18 07:41:21,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-02-18 07:41:21,361 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:21,361 INFO L195 NwaCegarLoop]: trace histogram [8, 5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2023-02-18 07:41:21,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-02-18 07:41:21,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 07:41:21,566 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:21,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:21,566 INFO L85 PathProgramCache]: Analyzing trace with hash 858067271, now seen corresponding path program 3 times [2023-02-18 07:41:21,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:21,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965331740] [2023-02-18 07:41:21,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:21,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:21,671 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 18 proven. 62 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-02-18 07:41:21,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:21,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965331740] [2023-02-18 07:41:21,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965331740] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 07:41:21,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563975058] [2023-02-18 07:41:21,672 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-18 07:41:21,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 07:41:21,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 07:41:21,673 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 07:41:21,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-02-18 07:41:21,704 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-02-18 07:41:21,704 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-18 07:41:21,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 10 conjunts are in the unsatisfiable core [2023-02-18 07:41:21,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 07:41:21,767 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 28 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-02-18 07:41:21,768 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 07:41:21,819 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-02-18 07:41:21,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563975058] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-18 07:41:21,819 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-18 07:41:21,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 6] total 20 [2023-02-18 07:41:21,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883779733] [2023-02-18 07:41:21,819 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-18 07:41:21,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-02-18 07:41:21,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:21,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-02-18 07:41:21,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2023-02-18 07:41:21,821 INFO L87 Difference]: Start difference. First operand 87 states and 105 transitions. Second operand has 21 states, 20 states have (on average 4.45) internal successors, (89), 21 states have internal predecessors, (89), 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) [2023-02-18 07:41:21,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:21,924 INFO L93 Difference]: Finished difference Result 92 states and 111 transitions. [2023-02-18 07:41:21,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-02-18 07:41:21,925 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 4.45) internal successors, (89), 21 states have internal predecessors, (89), 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 37 [2023-02-18 07:41:21,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:21,925 INFO L225 Difference]: With dead ends: 92 [2023-02-18 07:41:21,925 INFO L226 Difference]: Without dead ends: 91 [2023-02-18 07:41:21,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=184, Invalid=416, Unknown=0, NotChecked=0, Total=600 [2023-02-18 07:41:21,926 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 31 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:21,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 13 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 07:41:21,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-02-18 07:41:21,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 58. [2023-02-18 07:41:21,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 57 states have (on average 1.1578947368421053) internal successors, (66), 57 states have internal predecessors, (66), 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) [2023-02-18 07:41:21,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 66 transitions. [2023-02-18 07:41:21,930 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 66 transitions. Word has length 37 [2023-02-18 07:41:21,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:21,930 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 66 transitions. [2023-02-18 07:41:21,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 4.45) internal successors, (89), 21 states have internal predecessors, (89), 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) [2023-02-18 07:41:21,931 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2023-02-18 07:41:21,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-02-18 07:41:21,931 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 07:41:21,931 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1] [2023-02-18 07:41:21,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-02-18 07:41:22,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 07:41:22,136 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-18 07:41:22,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 07:41:22,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1081979790, now seen corresponding path program 2 times [2023-02-18 07:41:22,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 07:41:22,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185940972] [2023-02-18 07:41:22,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 07:41:22,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 07:41:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 07:41:22,208 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 44 proven. 56 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-18 07:41:22,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 07:41:22,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185940972] [2023-02-18 07:41:22,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185940972] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 07:41:22,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1757132955] [2023-02-18 07:41:22,208 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-18 07:41:22,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 07:41:22,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 07:41:22,210 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 07:41:22,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-02-18 07:41:22,241 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-18 07:41:22,241 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-18 07:41:22,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 13 conjunts are in the unsatisfiable core [2023-02-18 07:41:22,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 07:41:22,299 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-18 07:41:22,299 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 07:41:22,384 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 44 proven. 56 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-18 07:41:22,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1757132955] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-18 07:41:22,385 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-18 07:41:22,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 23 [2023-02-18 07:41:22,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148059506] [2023-02-18 07:41:22,386 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-18 07:41:22,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-02-18 07:41:22,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 07:41:22,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-02-18 07:41:22,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=368, Unknown=0, NotChecked=0, Total=506 [2023-02-18 07:41:22,388 INFO L87 Difference]: Start difference. First operand 58 states and 66 transitions. Second operand has 23 states, 23 states have (on average 4.304347826086956) internal successors, (99), 23 states have internal predecessors, (99), 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) [2023-02-18 07:41:22,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 07:41:22,474 INFO L93 Difference]: Finished difference Result 82 states and 96 transitions. [2023-02-18 07:41:22,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-02-18 07:41:22,474 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.304347826086956) internal successors, (99), 23 states have internal predecessors, (99), 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 41 [2023-02-18 07:41:22,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 07:41:22,475 INFO L225 Difference]: With dead ends: 82 [2023-02-18 07:41:22,475 INFO L226 Difference]: Without dead ends: 0 [2023-02-18 07:41:22,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=138, Invalid=368, Unknown=0, NotChecked=0, Total=506 [2023-02-18 07:41:22,476 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 8 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 07:41:22,476 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 13 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 07:41:22,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-02-18 07:41:22,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-02-18 07:41:22,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2023-02-18 07:41:22,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-02-18 07:41:22,477 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2023-02-18 07:41:22,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 07:41:22,477 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-18 07:41:22,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.304347826086956) internal successors, (99), 23 states have internal predecessors, (99), 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) [2023-02-18 07:41:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-02-18 07:41:22,478 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-02-18 07:41:22,480 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-02-18 07:41:22,480 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-02-18 07:41:22,480 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-02-18 07:41:22,480 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-02-18 07:41:22,480 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-02-18 07:41:22,480 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-02-18 07:41:22,481 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-02-18 07:41:22,481 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-02-18 07:41:22,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-02-18 07:41:22,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-02-18 07:41:22,690 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-02-18 07:41:22,695 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 23) no Hoare annotation was computed. [2023-02-18 07:41:22,695 INFO L899 garLoopResultBuilder]: For program point L31(line 31) no Hoare annotation was computed. [2023-02-18 07:41:22,695 INFO L899 garLoopResultBuilder]: For program point L31-1(line 31) no Hoare annotation was computed. [2023-02-18 07:41:22,695 INFO L899 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2023-02-18 07:41:22,695 INFO L899 garLoopResultBuilder]: For program point L23-1(line 23) no Hoare annotation was computed. [2023-02-18 07:41:22,695 INFO L899 garLoopResultBuilder]: For program point L23-3(lines 21 37) no Hoare annotation was computed. [2023-02-18 07:41:22,695 INFO L902 garLoopResultBuilder]: At program point L52(line 52) the Hoare annotation is: true [2023-02-18 07:41:22,696 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 40 56) the Hoare annotation is: true [2023-02-18 07:41:22,696 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2023-02-18 07:41:22,696 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-02-18 07:41:22,696 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2023-02-18 07:41:22,696 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 31) no Hoare annotation was computed. [2023-02-18 07:41:22,696 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-02-18 07:41:22,696 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-02-18 07:41:22,696 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2023-02-18 07:41:22,696 INFO L899 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2023-02-18 07:41:22,697 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-02-18 07:41:22,697 INFO L899 garLoopResultBuilder]: For program point L33-1(line 33) no Hoare annotation was computed. [2023-02-18 07:41:22,697 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 31) no Hoare annotation was computed. [2023-02-18 07:41:22,697 INFO L899 garLoopResultBuilder]: For program point L29-2(lines 29 35) no Hoare annotation was computed. [2023-02-18 07:41:22,697 INFO L902 garLoopResultBuilder]: At program point gcd_test_returnLabel#1(lines 20 37) the Hoare annotation is: true [2023-02-18 07:41:22,697 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-02-18 07:41:22,697 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 23) no Hoare annotation was computed. [2023-02-18 07:41:22,697 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 34) no Hoare annotation was computed. [2023-02-18 07:41:22,698 INFO L895 garLoopResultBuilder]: At program point L30-2(lines 29 35) the Hoare annotation is: (let ((.cse17 (* |ULTIMATE.start_gcd_test_~b#1| (- 2))) (.cse44 (* |ULTIMATE.start_gcd_test_~b#1| (- 1))) (.cse39 (* |ULTIMATE.start_gcd_test_~a#1| (- 1))) (.cse35 (* |ULTIMATE.start_gcd_test_~b#1| 2))) (let ((.cse31 (+ 9 .cse35)) (.cse41 (+ (- 2147483648) |ULTIMATE.start_gcd_test_~a#1|)) (.cse43 (+ |ULTIMATE.start_gcd_test_~b#1| .cse39)) (.cse36 (+ .cse44 63)) (.cse45 (+ |ULTIMATE.start_gcd_test_~a#1| (- 1))) (.cse12 (+ |ULTIMATE.start_gcd_test_~b#1| |ULTIMATE.start_gcd_test_~a#1|)) (.cse32 (+ .cse39 63)) (.cse42 (- |ULTIMATE.start_gcd_test_~b#1|)) (.cse10 (* |ULTIMATE.start_gcd_test_~b#1| 3)) (.cse28 (+ .cse17 (* |ULTIMATE.start_gcd_test_~a#1| 2)))) (let ((.cse22 (< (+ (- 2147483648) .cse10) .cse28)) (.cse30 (> |ULTIMATE.start_gcd_test_~a#1| |ULTIMATE.start_gcd_test_~b#1|)) (.cse25 (<= (+ |ULTIMATE.start_gcd_test_~a#1| .cse42) 2147483647)) (.cse29 (<= .cse32 54)) (.cse23 (< .cse28 (+ .cse10 2147483648))) (.cse27 (* |ULTIMATE.start_gcd_test_~b#1| 5)) (.cse24 (< .cse28 (+ |ULTIMATE.start_gcd_test_~b#1| 2147483648))) (.cse6 (<= |ULTIMATE.start_gcd_test_~a#1| .cse12)) (.cse7 (<= 18 (+ 2147483647 .cse39))) (.cse33 (<= .cse12 18)) (.cse9 (= (+ |ULTIMATE.start_gcd_test_~b#1| (- 18)) 0)) (.cse11 (<= 0 .cse45)) (.cse40 (<= 63 .cse12)) (.cse14 (<= 18 |ULTIMATE.start_gcd_test_~b#1|)) (.cse37 (<= |ULTIMATE.start_gcd_test_~b#1| .cse45)) (.cse15 (<= |ULTIMATE.start_gcd_test_~a#1| 63)) (.cse38 (<= .cse36 .cse12)) (.cse16 (<= |ULTIMATE.start_gcd_test_~b#1| 18)) (.cse26 (< .cse41 .cse43)) (.cse19 (< (+ (- 2147483648) |ULTIMATE.start_gcd_test_~b#1|) .cse28)) (.cse34 (<= (+ |ULTIMATE.start_gcd_test_~b#1| (- |ULTIMATE.start_gcd_test_~a#1|)) 2147483647)) (.cse1 (<= |ULTIMATE.start_gcd_test_~a#1| .cse31)) (.cse0 (<= 18 (+ .cse44 18))) (.cse20 (< .cse43 (+ |ULTIMATE.start_gcd_test_~a#1| 2147483648))) (.cse2 (<= |ULTIMATE.start_gcd_test_~a#1| (+ |ULTIMATE.start_gcd_test_~b#1| 9))) (.cse3 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_43| Int)) (and (>= (+ .cse42 |v_ULTIMATE.start_gcd_test_~a#1_43|) |ULTIMATE.start_gcd_test_~a#1|) (<= |v_ULTIMATE.start_gcd_test_~a#1_43| (+ |ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_43|)) (<= 18 (+ 2147483647 (* (- 1) |v_ULTIMATE.start_gcd_test_~a#1_43|)))))) (.cse8 (<= 9 .cse12)) (.cse4 (<= |ULTIMATE.start_gcd_test_~a#1| 9)) (.cse5 (< .cse41 (+ (* |ULTIMATE.start_gcd_test_~a#1| (- 2)) .cse35)))) (or (and .cse0 (or (and .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse2 .cse7 .cse4 .cse5)) .cse8) (let ((.cse13 (+ .cse17 63))) (and .cse9 (<= 0 (+ |ULTIMATE.start_gcd_test_~a#1| (- 63) .cse10)) .cse11 (<= |ULTIMATE.start_gcd_test_~a#1| |ULTIMATE.start_gcd_test_~b#1|) (<= (+ |ULTIMATE.start_gcd_test_~a#1| .cse10) 63) (<= .cse12 .cse13) .cse14 (<= .cse13 .cse12) .cse15 .cse16)) (and .cse0 .cse8 (let ((.cse18 (< (+ (- 2147483648) .cse27) .cse28)) (.cse21 (<= |ULTIMATE.start_gcd_test_~b#1| (+ |ULTIMATE.start_gcd_test_~a#1| 16)))) (or (and .cse18 .cse1 .cse19 .cse20 .cse21 .cse2 .cse3 .cse22 .cse4 .cse5) (and .cse18 .cse1 .cse19 .cse23 .cse20 .cse24 .cse21 .cse2 .cse3 .cse22 .cse25 .cse4 .cse5 .cse26)))) (and .cse1 .cse29 (<= 18 .cse12) .cse3 (not .cse30) .cse7 (<= (* |ULTIMATE.start_gcd_test_~a#1| 3) .cse31) .cse4 (<= 54 .cse32) .cse33) (and .cse0 (or (and .cse1 .cse19 .cse20 .cse2 .cse34 .cse3 .cse22 .cse4 .cse5) (and .cse1 .cse19 .cse20 .cse24 .cse2 .cse34 .cse3 .cse22 .cse25 .cse4 .cse5 .cse26)) .cse8) (and .cse9 .cse11 (<= 0 (+ |ULTIMATE.start_gcd_test_~a#1| (- 63) .cse35)) .cse30 .cse14 (<= .cse12 .cse36) .cse37 (<= (+ |ULTIMATE.start_gcd_test_~a#1| .cse35) 63) .cse15 .cse38 .cse16) (and .cse29 (or (and .cse1 .cse29 .cse6 .cse2 .cse7 .cse25 .cse4 .cse5 .cse33) (and .cse1 .cse29 .cse6 .cse2 .cse7 .cse4 .cse5 .cse33) (and .cse1 .cse29 .cse23 (<= |ULTIMATE.start_gcd_test_~a#1| (+ |ULTIMATE.start_gcd_test_~b#1| 18)) (< .cse28 (+ .cse27 2147483648)) .cse24 .cse6 .cse2 .cse7 .cse4 .cse5 .cse26 .cse33)) (<= .cse12 (+ .cse39 18))) (and .cse9 (<= 0 |ULTIMATE.start_gcd_test_~a#1|) (<= 63 |ULTIMATE.start_gcd_test_~a#1|) .cse40 .cse14 .cse37 .cse15 (<= 0 (+ |ULTIMATE.start_gcd_test_~a#1| (- 63))) .cse38 .cse16) (and .cse9 (<= .cse12 63) .cse11 .cse40 (<= 0 (+ |ULTIMATE.start_gcd_test_~b#1| |ULTIMATE.start_gcd_test_~a#1| (- 63))) .cse14 .cse37 .cse15 .cse38 .cse16) (and .cse0 (or (and .cse1 .cse19 .cse20 .cse2 .cse34 .cse3 .cse4 .cse5 .cse26) (and .cse1 .cse19 .cse20 .cse2 .cse34 .cse3 .cse4 .cse5)) .cse8) (and .cse1 .cse0 .cse20 .cse2 .cse3 .cse8 .cse4 .cse5))))) [2023-02-18 07:41:22,698 INFO L899 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2023-02-18 07:41:22,698 INFO L899 garLoopResultBuilder]: For program point L22-1(line 22) no Hoare annotation was computed. [2023-02-18 07:41:22,698 INFO L899 garLoopResultBuilder]: For program point L22-2(line 22) no Hoare annotation was computed. [2023-02-18 07:41:22,698 INFO L902 garLoopResultBuilder]: At program point L51(line 51) the Hoare annotation is: true [2023-02-18 07:41:22,698 INFO L899 garLoopResultBuilder]: For program point L22-4(lines 21 37) no Hoare annotation was computed. [2023-02-18 07:41:22,698 INFO L902 garLoopResultBuilder]: At program point L51-1(line 51) the Hoare annotation is: true [2023-02-18 07:41:22,699 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2023-02-18 07:41:22,699 INFO L899 garLoopResultBuilder]: For program point L16(line 16) no Hoare annotation was computed. [2023-02-18 07:41:22,699 INFO L899 garLoopResultBuilder]: For program point L15(lines 15 17) no Hoare annotation was computed. [2023-02-18 07:41:22,699 INFO L899 garLoopResultBuilder]: For program point L15-2(lines 14 19) no Hoare annotation was computed. [2023-02-18 07:41:22,699 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 14 19) no Hoare annotation was computed. [2023-02-18 07:41:22,699 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 14 19) the Hoare annotation is: true [2023-02-18 07:41:22,701 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 07:41:22,702 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-02-18 07:41:22,712 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,713 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,713 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,713 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,713 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,713 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,714 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,714 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,714 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,714 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,714 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,714 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,715 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,715 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,715 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,715 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,715 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,715 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,715 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,716 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,716 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,716 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,716 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,716 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,716 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,716 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,717 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,717 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,717 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,717 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,717 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,717 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,717 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,717 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,718 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,718 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,725 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,725 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,725 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,725 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,726 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,726 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,726 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,726 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,726 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,726 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,726 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,727 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,727 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,727 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,727 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,727 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,727 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,727 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,727 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,728 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,728 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,728 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,728 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,728 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,728 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,728 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,729 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,729 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,729 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,729 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,729 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,729 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,729 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,729 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,729 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,730 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 07:41:22 BoogieIcfgContainer [2023-02-18 07:41:22,732 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-02-18 07:41:22,732 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-18 07:41:22,732 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-18 07:41:22,732 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-18 07:41:22,733 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 07:41:19" (3/4) ... [2023-02-18 07:41:22,734 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-02-18 07:41:22,738 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-02-18 07:41:22,741 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-02-18 07:41:22,741 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-02-18 07:41:22,741 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-02-18 07:41:22,741 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-02-18 07:41:22,741 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-02-18 07:41:22,755 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((18 <= b * -1 + 18 && (((((a <= 9 + b * 2 && a <= b + 9) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && a <= 9) && -2147483648 + a < a * -2 + b * 2) || (((((a <= 9 + b * 2 && a <= b + a) && a <= b + 9) && 18 <= 2147483647 + a * -1) && a <= 9) && -2147483648 + a < a * -2 + b * 2))) && 9 <= b + a) || (((((((((b + -18 == 0 && 0 <= a + -63 + b * 3) && 0 <= a + -1) && a <= b) && a + b * 3 <= 63) && b + a <= b * -2 + 63) && 18 <= b) && b * -2 + 63 <= b + a) && a <= 63) && b <= 18)) || ((18 <= b * -1 + 18 && 9 <= b + a) && ((((((((((-2147483648 + b * 5 < b * -2 + a * 2 && a <= 9 + b * 2) && -2147483648 + b < b * -2 + a * 2) && b + a * -1 < a + 2147483648) && b <= a + 16) && a <= b + 9) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && -2147483648 + b * 3 < b * -2 + a * 2) && a <= 9) && -2147483648 + a < a * -2 + b * 2) || (((((((((((((-2147483648 + b * 5 < b * -2 + a * 2 && a <= 9 + b * 2) && -2147483648 + b < b * -2 + a * 2) && b * -2 + a * 2 < b * 3 + 2147483648) && b + a * -1 < a + 2147483648) && b * -2 + a * 2 < b + 2147483648) && b <= a + 16) && a <= b + 9) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && -2147483648 + b * 3 < b * -2 + a * 2) && a + -b <= 2147483647) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && -2147483648 + a < b + a * -1)))) || (((((((((a <= 9 + b * 2 && a * -1 + 63 <= 54) && 18 <= b + a) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && !(a > b)) && 18 <= 2147483647 + a * -1) && a * 3 <= 9 + b * 2) && a <= 9) && 54 <= a * -1 + 63) && b + a <= 18)) || ((18 <= b * -1 + 18 && (((((((((a <= 9 + b * 2 && -2147483648 + b < b * -2 + a * 2) && b + a * -1 < a + 2147483648) && a <= b + 9) && b + -a <= 2147483647) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && -2147483648 + b * 3 < b * -2 + a * 2) && a <= 9) && -2147483648 + a < a * -2 + b * 2) || (((((((((((a <= 9 + b * 2 && -2147483648 + b < b * -2 + a * 2) && b + a * -1 < a + 2147483648) && b * -2 + a * 2 < b + 2147483648) && a <= b + 9) && b + -a <= 2147483647) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && -2147483648 + b * 3 < b * -2 + a * 2) && a + -b <= 2147483647) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && -2147483648 + a < b + a * -1))) && 9 <= b + a)) || ((((((((((b + -18 == 0 && 0 <= a + -1) && 0 <= a + -63 + b * 2) && a > b) && 18 <= b) && b + a <= b * -1 + 63) && b <= a + -1) && a + b * 2 <= 63) && a <= 63) && b * -1 + 63 <= b + a) && b <= 18)) || ((a * -1 + 63 <= 54 && ((((((((((a <= 9 + b * 2 && a * -1 + 63 <= 54) && a <= b + a) && a <= b + 9) && 18 <= 2147483647 + a * -1) && a + -b <= 2147483647) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && b + a <= 18) || (((((((a <= 9 + b * 2 && a * -1 + 63 <= 54) && a <= b + a) && a <= b + 9) && 18 <= 2147483647 + a * -1) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && b + a <= 18)) || ((((((((((((a <= 9 + b * 2 && a * -1 + 63 <= 54) && b * -2 + a * 2 < b * 3 + 2147483648) && a <= b + 18) && b * -2 + a * 2 < b * 5 + 2147483648) && b * -2 + a * 2 < b + 2147483648) && a <= b + a) && a <= b + 9) && 18 <= 2147483647 + a * -1) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && -2147483648 + a < b + a * -1) && b + a <= 18))) && b + a <= a * -1 + 18)) || (((((((((b + -18 == 0 && 0 <= a) && 63 <= a) && 63 <= b + a) && 18 <= b) && b <= a + -1) && a <= 63) && 0 <= a + -63) && b * -1 + 63 <= b + a) && b <= 18)) || (((((((((b + -18 == 0 && b + a <= 63) && 0 <= a + -1) && 63 <= b + a) && 0 <= b + a + -63) && 18 <= b) && b <= a + -1) && a <= 63) && b * -1 + 63 <= b + a) && b <= 18)) || ((18 <= b * -1 + 18 && (((((((((a <= 9 + b * 2 && -2147483648 + b < b * -2 + a * 2) && b + a * -1 < a + 2147483648) && a <= b + 9) && b + -a <= 2147483647) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && -2147483648 + a < b + a * -1) || (((((((a <= 9 + b * 2 && -2147483648 + b < b * -2 + a * 2) && b + a * -1 < a + 2147483648) && a <= b + 9) && b + -a <= 2147483647) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && a <= 9) && -2147483648 + a < a * -2 + b * 2))) && 9 <= b + a)) || (((((((a <= 9 + b * 2 && 18 <= b * -1 + 18) && b + a * -1 < a + 2147483648) && a <= b + 9) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && 9 <= b + a) && a <= 9) && -2147483648 + a < a * -2 + b * 2) [2023-02-18 07:41:22,760 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-02-18 07:41:22,760 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-18 07:41:22,760 INFO L158 Benchmark]: Toolchain (without parser) took 4027.83ms. Allocated memory was 115.3MB in the beginning and 161.5MB in the end (delta: 46.1MB). Free memory was 60.6MB in the beginning and 49.1MB in the end (delta: 11.5MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2023-02-18 07:41:22,760 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 115.3MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:41:22,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 131.15ms. Allocated memory is still 115.3MB. Free memory was 60.6MB in the beginning and 50.4MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-18 07:41:22,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.53ms. Allocated memory is still 115.3MB. Free memory was 50.4MB in the beginning and 48.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-18 07:41:22,761 INFO L158 Benchmark]: Boogie Preprocessor took 23.74ms. Allocated memory is still 115.3MB. Free memory was 48.8MB in the beginning and 47.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-18 07:41:22,761 INFO L158 Benchmark]: RCFGBuilder took 216.52ms. Allocated memory is still 115.3MB. Free memory was 47.5MB in the beginning and 86.9MB in the end (delta: -39.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-02-18 07:41:22,761 INFO L158 Benchmark]: TraceAbstraction took 3595.97ms. Allocated memory was 115.3MB in the beginning and 161.5MB in the end (delta: 46.1MB). Free memory was 86.2MB in the beginning and 52.2MB in the end (delta: 34.0MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2023-02-18 07:41:22,762 INFO L158 Benchmark]: Witness Printer took 27.72ms. Allocated memory is still 161.5MB. Free memory was 52.2MB in the beginning and 49.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-02-18 07:41:22,762 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 115.3MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 131.15ms. Allocated memory is still 115.3MB. Free memory was 60.6MB in the beginning and 50.4MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.53ms. Allocated memory is still 115.3MB. Free memory was 50.4MB in the beginning and 48.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.74ms. Allocated memory is still 115.3MB. Free memory was 48.8MB in the beginning and 47.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 216.52ms. Allocated memory is still 115.3MB. Free memory was 47.5MB in the beginning and 86.9MB in the end (delta: -39.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3595.97ms. Allocated memory was 115.3MB in the beginning and 161.5MB in the end (delta: 46.1MB). Free memory was 86.2MB in the beginning and 52.2MB in the end (delta: 34.0MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * Witness Printer took 27.72ms. Allocated memory is still 161.5MB. Free memory was 52.2MB in the beginning and 49.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 37 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 12, TraceHistogramMax: 9, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 227 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 224 mSDsluCounter, 139 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 63 mSDsCounter, 58 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 889 IncrementalHoareTripleChecker+Invalid, 947 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 58 mSolverCounterUnsat, 76 mSDtfsCounter, 889 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 356 GetRequests, 245 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 654 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=10, InterpolantAutomatonStates: 80, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 91 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 15 PreInvPairs, 36 NumberOfFragments, 1320 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 349 NumberOfCodeBlocks, 337 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 472 ConstructedInterpolants, 4 QuantifiedInterpolants, 3604 SizeOfPredicates, 25 NumberOfNonLiveVariables, 432 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 22 InterpolantComputations, 7 PerfectInterpolantSequences, 298/766 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant [2023-02-18 07:41:22,774 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,774 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,774 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,774 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,775 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,775 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,775 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,775 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,775 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,775 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,775 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,776 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,776 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,776 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,776 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,776 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,776 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,776 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,776 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,776 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,777 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,777 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,777 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,777 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,777 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,777 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,777 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,778 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,778 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,778 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,778 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,778 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,778 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,778 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,778 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,778 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,779 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,780 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,780 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,780 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,780 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,780 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,780 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,780 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,781 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,781 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,781 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,781 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,781 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,781 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,781 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,781 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,782 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,782 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,782 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,782 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,782 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,782 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,782 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,782 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,783 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,783 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,783 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,783 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,783 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,783 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,783 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,783 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,783 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,783 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,784 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] [2023-02-18 07:41:22,784 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_gcd_test_~a#1_43,QUANTIFIED] Derived loop invariant: (((((((((((18 <= b * -1 + 18 && (((((a <= 9 + b * 2 && a <= b + 9) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && a <= 9) && -2147483648 + a < a * -2 + b * 2) || (((((a <= 9 + b * 2 && a <= b + a) && a <= b + 9) && 18 <= 2147483647 + a * -1) && a <= 9) && -2147483648 + a < a * -2 + b * 2))) && 9 <= b + a) || (((((((((b + -18 == 0 && 0 <= a + -63 + b * 3) && 0 <= a + -1) && a <= b) && a + b * 3 <= 63) && b + a <= b * -2 + 63) && 18 <= b) && b * -2 + 63 <= b + a) && a <= 63) && b <= 18)) || ((18 <= b * -1 + 18 && 9 <= b + a) && ((((((((((-2147483648 + b * 5 < b * -2 + a * 2 && a <= 9 + b * 2) && -2147483648 + b < b * -2 + a * 2) && b + a * -1 < a + 2147483648) && b <= a + 16) && a <= b + 9) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && -2147483648 + b * 3 < b * -2 + a * 2) && a <= 9) && -2147483648 + a < a * -2 + b * 2) || (((((((((((((-2147483648 + b * 5 < b * -2 + a * 2 && a <= 9 + b * 2) && -2147483648 + b < b * -2 + a * 2) && b * -2 + a * 2 < b * 3 + 2147483648) && b + a * -1 < a + 2147483648) && b * -2 + a * 2 < b + 2147483648) && b <= a + 16) && a <= b + 9) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && -2147483648 + b * 3 < b * -2 + a * 2) && a + -b <= 2147483647) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && -2147483648 + a < b + a * -1)))) || (((((((((a <= 9 + b * 2 && a * -1 + 63 <= 54) && 18 <= b + a) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && !(a > b)) && 18 <= 2147483647 + a * -1) && a * 3 <= 9 + b * 2) && a <= 9) && 54 <= a * -1 + 63) && b + a <= 18)) || ((18 <= b * -1 + 18 && (((((((((a <= 9 + b * 2 && -2147483648 + b < b * -2 + a * 2) && b + a * -1 < a + 2147483648) && a <= b + 9) && b + -a <= 2147483647) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && -2147483648 + b * 3 < b * -2 + a * 2) && a <= 9) && -2147483648 + a < a * -2 + b * 2) || (((((((((((a <= 9 + b * 2 && -2147483648 + b < b * -2 + a * 2) && b + a * -1 < a + 2147483648) && b * -2 + a * 2 < b + 2147483648) && a <= b + 9) && b + -a <= 2147483647) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && -2147483648 + b * 3 < b * -2 + a * 2) && a + -b <= 2147483647) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && -2147483648 + a < b + a * -1))) && 9 <= b + a)) || ((((((((((b + -18 == 0 && 0 <= a + -1) && 0 <= a + -63 + b * 2) && a > b) && 18 <= b) && b + a <= b * -1 + 63) && b <= a + -1) && a + b * 2 <= 63) && a <= 63) && b * -1 + 63 <= b + a) && b <= 18)) || ((a * -1 + 63 <= 54 && ((((((((((a <= 9 + b * 2 && a * -1 + 63 <= 54) && a <= b + a) && a <= b + 9) && 18 <= 2147483647 + a * -1) && a + -b <= 2147483647) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && b + a <= 18) || (((((((a <= 9 + b * 2 && a * -1 + 63 <= 54) && a <= b + a) && a <= b + 9) && 18 <= 2147483647 + a * -1) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && b + a <= 18)) || ((((((((((((a <= 9 + b * 2 && a * -1 + 63 <= 54) && b * -2 + a * 2 < b * 3 + 2147483648) && a <= b + 18) && b * -2 + a * 2 < b * 5 + 2147483648) && b * -2 + a * 2 < b + 2147483648) && a <= b + a) && a <= b + 9) && 18 <= 2147483647 + a * -1) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && -2147483648 + a < b + a * -1) && b + a <= 18))) && b + a <= a * -1 + 18)) || (((((((((b + -18 == 0 && 0 <= a) && 63 <= a) && 63 <= b + a) && 18 <= b) && b <= a + -1) && a <= 63) && 0 <= a + -63) && b * -1 + 63 <= b + a) && b <= 18)) || (((((((((b + -18 == 0 && b + a <= 63) && 0 <= a + -1) && 63 <= b + a) && 0 <= b + a + -63) && 18 <= b) && b <= a + -1) && a <= 63) && b * -1 + 63 <= b + a) && b <= 18)) || ((18 <= b * -1 + 18 && (((((((((a <= 9 + b * 2 && -2147483648 + b < b * -2 + a * 2) && b + a * -1 < a + 2147483648) && a <= b + 9) && b + -a <= 2147483647) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && a <= 9) && -2147483648 + a < a * -2 + b * 2) && -2147483648 + a < b + a * -1) || (((((((a <= 9 + b * 2 && -2147483648 + b < b * -2 + a * 2) && b + a * -1 < a + 2147483648) && a <= b + 9) && b + -a <= 2147483647) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && a <= 9) && -2147483648 + a < a * -2 + b * 2))) && 9 <= b + a)) || (((((((a <= 9 + b * 2 && 18 <= b * -1 + 18) && b + a * -1 < a + 2147483648) && a <= b + 9) && (\exists v_ULTIMATE.start_gcd_test_~a#1_43 : int :: (-b + v_ULTIMATE.start_gcd_test_~a#1_43 >= a && v_ULTIMATE.start_gcd_test_~a#1_43 <= b + v_ULTIMATE.start_gcd_test_~a#1_43) && 18 <= 2147483647 + -1 * v_ULTIMATE.start_gcd_test_~a#1_43)) && 9 <= b + a) && a <= 9) && -2147483648 + a < a * -2 + b * 2) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-02-18 07:41:22,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE