./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec9_product34.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/email_spec9_product34.cil.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f84999f0f81e33d8d10765588f1ef0eb7f6e4b27122985f82c092211345428dc --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 07:44:46,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 07:44:46,567 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-01-10 07:44:46,570 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 07:44:46,570 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 07:44:46,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 07:44:46,589 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 07:44:46,589 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 07:44:46,589 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 07:44:46,589 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 07:44:46,589 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 07:44:46,590 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 07:44:46,590 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 07:44:46,590 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-01-10 07:44:46,590 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-01-10 07:44:46,590 INFO L153 SettingsManager]: * Use old map elimination=false [2025-01-10 07:44:46,590 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-01-10 07:44:46,590 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-01-10 07:44:46,590 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-01-10 07:44:46,590 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 07:44:46,590 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-01-10 07:44:46,590 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 07:44:46,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 07:44:46,591 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 07:44:46,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 07:44:46,592 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 07:44:46,592 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-01-10 07:44:46,592 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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(F end) ) 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 -> f84999f0f81e33d8d10765588f1ef0eb7f6e4b27122985f82c092211345428dc [2025-01-10 07:44:46,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 07:44:46,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 07:44:46,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 07:44:46,881 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 07:44:46,881 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 07:44:46,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec9_product34.cil.c [2025-01-10 07:44:48,104 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/12304317e/9943528b34c147859ace812d1ac197e0/FLAG29f3a2c17 [2025-01-10 07:44:48,461 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 07:44:48,461 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product34.cil.c [2025-01-10 07:44:48,487 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/12304317e/9943528b34c147859ace812d1ac197e0/FLAG29f3a2c17 [2025-01-10 07:44:48,676 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/12304317e/9943528b34c147859ace812d1ac197e0 [2025-01-10 07:44:48,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 07:44:48,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 07:44:48,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 07:44:48,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 07:44:48,684 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 07:44:48,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:44:48" (1/1) ... [2025-01-10 07:44:48,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6044845e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:48, skipping insertion in model container [2025-01-10 07:44:48,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:44:48" (1/1) ... [2025-01-10 07:44:48,727 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 07:44:49,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:44:49,156 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 07:44:49,162 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [48] [2025-01-10 07:44:49,163 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EncryptForward_spec.i","") [277] [2025-01-10 07:44:49,163 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [334] [2025-01-10 07:44:49,163 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [343] [2025-01-10 07:44:49,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [490] [2025-01-10 07:44:49,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [507] [2025-01-10 07:44:49,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [909] [2025-01-10 07:44:49,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1275] [2025-01-10 07:44:49,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2355] [2025-01-10 07:44:49,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2761] [2025-01-10 07:44:49,165 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2799] [2025-01-10 07:44:49,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:44:49,296 INFO L204 MainTranslator]: Completed translation [2025-01-10 07:44:49,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49 WrapperNode [2025-01-10 07:44:49,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 07:44:49,300 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 07:44:49,300 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 07:44:49,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 07:44:49,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,321 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,435 INFO L138 Inliner]: procedures = 135, calls = 223, calls flagged for inlining = 146, calls inlined = 436, statements flattened = 6651 [2025-01-10 07:44:49,435 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 07:44:49,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 07:44:49,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 07:44:49,435 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 07:44:49,442 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,461 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,522 INFO L175 MemorySlicer]: Split 14 memory accesses to 4 slices as follows [2, 4, 4, 4]. 29 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0]. [2025-01-10 07:44:49,522 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,522 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,560 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,573 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,604 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,611 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,625 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 07:44:49,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 07:44:49,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 07:44:49,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 07:44:49,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (1/1) ... [2025-01-10 07:44:49,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:44:49,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:44:49,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:44:49,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-01-10 07:44:49,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-10 07:44:49,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-10 07:44:49,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-10 07:44:49,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-10 07:44:49,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-10 07:44:49,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 07:44:49,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 07:44:49,877 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 07:44:49,878 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 07:44:52,334 INFO L? ?]: Removed 3693 outVars from TransFormulas that were not future-live. [2025-01-10 07:44:52,335 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 07:44:52,362 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 07:44:52,363 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-10 07:44:52,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:44:52 BoogieIcfgContainer [2025-01-10 07:44:52,363 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 07:44:52,364 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-01-10 07:44:52,364 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-01-10 07:44:52,368 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-01-10 07:44:52,369 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:44:52,369 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.01 07:44:48" (1/3) ... [2025-01-10 07:44:52,374 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1641043f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:44:52, skipping insertion in model container [2025-01-10 07:44:52,374 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:44:52,374 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:44:49" (2/3) ... [2025-01-10 07:44:52,374 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1641043f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:44:52, skipping insertion in model container [2025-01-10 07:44:52,374 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:44:52,374 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:44:52" (3/3) ... [2025-01-10 07:44:52,375 INFO L363 chiAutomizerObserver]: Analyzing ICFG email_spec9_product34.cil.c [2025-01-10 07:44:52,481 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-01-10 07:44:52,481 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-01-10 07:44:52,481 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-01-10 07:44:52,481 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-01-10 07:44:52,481 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-01-10 07:44:52,481 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-01-10 07:44:52,481 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-01-10 07:44:52,481 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-01-10 07:44:52,501 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1367 states, 1366 states have (on average 1.6603221083455344) internal successors, (2268), 1366 states have internal predecessors, (2268), 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) [2025-01-10 07:44:52,576 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 265 [2025-01-10 07:44:52,576 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:44:52,576 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:44:52,591 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:44:52,591 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2025-01-10 07:44:52,591 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-01-10 07:44:52,593 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1367 states, 1366 states have (on average 1.6603221083455344) internal successors, (2268), 1366 states have internal predecessors, (2268), 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) [2025-01-10 07:44:52,616 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 265 [2025-01-10 07:44:52,617 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:44:52,617 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:44:52,619 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:44:52,619 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2025-01-10 07:44:52,624 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(17, 4);call #Ultimate.allocInit(17, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(12, 7);call #Ultimate.allocInit(10, 8);call #Ultimate.allocInit(18, 9);call #Ultimate.allocInit(16, 10);call #Ultimate.allocInit(21, 11);call #Ultimate.allocInit(13, 12);call #Ultimate.allocInit(16, 13);call #Ultimate.allocInit(25, 14);call #Ultimate.allocInit(4, 15);call write~init~int#2(37, 15, 0, 1);call write~init~int#2(115, 15, 1, 1);call write~init~int#2(10, 15, 2, 1);call write~init~int#2(0, 15, 3, 1);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(21, 18);call #Ultimate.allocInit(30, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(21, 21);call #Ultimate.allocInit(30, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(25, 24);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(25, 27);call #Ultimate.allocInit(20, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(11, 31);call #Ultimate.allocInit(4, 32);call write~init~int#3(37, 32, 0, 1);call write~init~int#3(100, 32, 1, 1);call write~init~int#3(10, 32, 2, 1);call write~init~int#3(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(37, 33, 0, 1);call write~init~int#1(100, 33, 1, 1);call write~init~int#1(10, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~in_encrypted~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret104#1, main_~retValue_acc~43#1, main_~tmp~23#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~23#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1;" "main_#t~ret104#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;assume { :end_inline_valid_product } true;main_~tmp~23#1 := main_#t~ret104#1;havoc main_#t~ret104#1;" "assume 0 != main_~tmp~23#1;assume { :begin_inline_setup } true;havoc setup_#t~ret101#1, setup_#t~ret102#1, setup_#t~ret103#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~5#1.base, setup_~__cil_tmp3~5#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~5#1.base, setup_~__cil_tmp3~5#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_bob__wrappee__Base_~bob___0#1;havoc setup_bob__wrappee__Base_#in~bob___0#1;assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1;" "assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1;" "havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;havoc setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1;assume { :end_inline_setClientPrivateKey } true;" "havoc setup_bob_~bob___0#1;havoc setup_bob_#in~bob___0#1;assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 29, 0;havoc setup_#t~ret101#1;havoc setup_#t~ret101#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_rjh__wrappee__Base_~rjh___0#1;havoc setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1;" "assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1;" "havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;havoc setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1;assume { :end_inline_setClientPrivateKey } true;" "havoc setup_rjh_~rjh___0#1;havoc setup_rjh_#in~rjh___0#1;assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 30, 0;havoc setup_#t~ret102#1;havoc setup_#t~ret102#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_chuck__wrappee__Base_~chuck___0#1;havoc setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1;" "assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1;" "havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;havoc setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1;assume { :end_inline_setClientPrivateKey } true;" "havoc setup_chuck_~chuck___0#1;havoc setup_chuck_#in~chuck___0#1;assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~5#1.base, setup_~__cil_tmp3~5#1.offset := 31, 0;havoc setup_#t~ret103#1;havoc setup_#t~ret103#1;" "havoc setup_#t~ret101#1, setup_#t~ret102#1, setup_#t~ret103#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~5#1.base, setup_~__cil_tmp3~5#1.offset;assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_#t~nondet11#1, test_#t~nondet12#1, test_#t~nondet13#1, test_#t~nondet14#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" [2025-01-10 07:44:52,624 INFO L754 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume !(0 == test_~op1~0#1);" "assume 0 == test_~op2~0#1;havoc test_#t~nondet5#1;test_~tmp___8~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1;" "assume 0 != test_~tmp___8~0#1;test_~op2~0#1 := 1;" [2025-01-10 07:44:52,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:44:52,632 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2025-01-10 07:44:52,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:44:52,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799056431] [2025-01-10 07:44:52,642 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:44:52,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:44:52,702 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-01-10 07:44:52,754 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-01-10 07:44:52,755 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:44:52,755 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:44:52,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:44:52,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:44:52,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799056431] [2025-01-10 07:44:52,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799056431] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:44:52,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:44:52,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-10 07:44:52,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746106439] [2025-01-10 07:44:52,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:44:52,962 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:44:52,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:44:52,963 INFO L85 PathProgramCache]: Analyzing trace with hash 162604361, now seen corresponding path program 1 times [2025-01-10 07:44:52,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:44:52,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402851660] [2025-01-10 07:44:52,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:44:52,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:44:52,969 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:44:52,972 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:44:52,972 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:44:52,972 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:44:52,972 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:44:52,974 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:44:52,975 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:44:52,975 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:44:52,975 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:44:53,003 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:44:53,058 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:44:53,059 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:44:53,059 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:44:53,059 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:44:53,059 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-01-10 07:44:53,060 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:44:53,060 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:44:53,060 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:44:53,060 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec9_product34.cil.c_Iteration1_Loop [2025-01-10 07:44:53,060 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:44:53,061 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:44:53,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:44:53,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:44:53,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:44:53,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:44:53,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:44:53,140 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:44:53,141 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-01-10 07:44:53,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:44:53,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:44:53,144 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:44:53,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-01-10 07:44:53,149 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-01-10 07:44:53,149 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-01-10 07:44:53,168 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-01-10 07:44:53,168 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___8~0#1=0} Honda state: {ULTIMATE.start_test_~tmp___8~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-01-10 07:44:53,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-01-10 07:44:53,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:44:53,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:44:53,177 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:44:53,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-01-10 07:44:53,180 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-01-10 07:44:53,180 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-01-10 07:44:53,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-01-10 07:44:53,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:44:53,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:44:53,202 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:44:53,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-01-10 07:44:53,205 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-01-10 07:44:53,205 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-01-10 07:44:53,236 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-01-10 07:44:53,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2025-01-10 07:44:53,242 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:44:53,242 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:44:53,242 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:44:53,242 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:44:53,242 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:44:53,242 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:44:53,242 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:44:53,242 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:44:53,242 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec9_product34.cil.c_Iteration1_Loop [2025-01-10 07:44:53,242 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:44:53,242 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:44:53,243 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:44:53,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:44:53,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:44:53,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:44:53,274 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:44:53,317 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:44:53,320 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:44:53,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:44:53,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:44:53,326 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:44:53,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-01-10 07:44:53,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:44:53,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:44:53,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:44:53,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:44:53,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:44:53,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:44:53,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:44:53,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:44:53,353 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:44:53,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-01-10 07:44:53,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:44:53,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:44:53,372 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:44:53,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-01-10 07:44:53,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:44:53,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:44:53,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:44:53,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:44:53,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:44:53,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:44:53,395 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:44:53,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:44:53,400 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:44:53,402 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-01-10 07:44:53,404 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-01-10 07:44:53,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:44:53,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:44:53,407 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:44:53,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-01-10 07:44:53,410 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:44:53,410 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-01-10 07:44:53,410 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:44:53,411 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2025-01-10 07:44:53,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-01-10 07:44:53,419 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-01-10 07:44:53,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:44:53,474 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-01-10 07:44:53,541 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2025-01-10 07:44:53,571 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-01-10 07:44:53,571 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:44:53,571 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:44:53,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:44:53,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:44:53,621 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:44:53,623 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:44:53,623 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:44:53,623 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:44:53,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:44:53,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:44:53,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:44:53,687 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2025-01-10 07:44:53,691 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 1367 states, 1366 states have (on average 1.6603221083455344) internal successors, (2268), 1366 states have internal predecessors, (2268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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) [2025-01-10 07:44:53,933 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 1367 states, 1366 states have (on average 1.6603221083455344) internal successors, (2268), 1366 states have internal predecessors, (2268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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) Result 4802 states and 7908 transitions. Complement of second has 8 states. [2025-01-10 07:44:53,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-01-10 07:44:53,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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) [2025-01-10 07:44:53,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3985 transitions. [2025-01-10 07:44:53,945 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3985 transitions. Stem has 25 letters. Loop has 5 letters. [2025-01-10 07:44:53,946 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:44:53,946 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3985 transitions. Stem has 30 letters. Loop has 5 letters. [2025-01-10 07:44:53,946 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:44:53,946 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3985 transitions. Stem has 25 letters. Loop has 10 letters. [2025-01-10 07:44:53,946 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:44:53,947 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4802 states and 7908 transitions. [2025-01-10 07:44:53,980 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:44:53,981 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4802 states to 0 states and 0 transitions. [2025-01-10 07:44:53,982 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-01-10 07:44:53,982 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-01-10 07:44:53,983 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-01-10 07:44:53,983 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:44:53,983 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:44:53,983 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:44:53,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:44:53,986 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 07:44:53,986 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 07:44:53,987 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 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) [2025-01-10 07:44:53,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:44:53,989 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2025-01-10 07:44:53,989 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2025-01-10 07:44:53,989 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:44:53,989 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2025-01-10 07:44:53,989 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-01-10 07:44:53,989 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-01-10 07:44:53,989 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-01-10 07:44:53,989 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:44:53,989 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:44:53,989 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:44:53,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-10 07:44:53,990 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:44:53,990 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-01-10 07:44:53,990 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-01-10 07:44:53,990 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:44:53,990 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-01-10 07:44:53,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.01 07:44:53 BoogieIcfgContainer [2025-01-10 07:44:53,995 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-01-10 07:44:53,995 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 07:44:53,996 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 07:44:53,996 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 07:44:53,996 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:44:52" (3/4) ... [2025-01-10 07:44:53,997 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-10 07:44:53,998 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 07:44:53,998 INFO L158 Benchmark]: Toolchain (without parser) took 5319.28ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 108.6MB in the beginning and 119.7MB in the end (delta: -11.1MB). Peak memory consumption was 131.5MB. Max. memory is 16.1GB. [2025-01-10 07:44:53,999 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 201.3MB. Free memory is still 125.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:44:53,999 INFO L158 Benchmark]: CACSL2BoogieTranslator took 619.12ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 69.4MB in the end (delta: 39.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-01-10 07:44:53,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.33ms. Allocated memory is still 142.6MB. Free memory was 69.4MB in the beginning and 47.9MB in the end (delta: 21.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-01-10 07:44:53,999 INFO L158 Benchmark]: Boogie Preprocessor took 208.54ms. Allocated memory is still 142.6MB. Free memory was 47.9MB in the beginning and 83.4MB in the end (delta: -35.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2025-01-10 07:44:54,000 INFO L158 Benchmark]: RCFGBuilder took 2719.25ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 83.4MB in the beginning and 162.6MB in the end (delta: -79.2MB). Peak memory consumption was 166.7MB. Max. memory is 16.1GB. [2025-01-10 07:44:54,000 INFO L158 Benchmark]: BuchiAutomizer took 1630.74ms. Allocated memory is still 285.2MB. Free memory was 162.6MB in the beginning and 119.8MB in the end (delta: 42.9MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2025-01-10 07:44:54,000 INFO L158 Benchmark]: Witness Printer took 2.39ms. Allocated memory is still 285.2MB. Free memory was 119.8MB in the beginning and 119.7MB in the end (delta: 35.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:44:54,001 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 201.3MB. Free memory is still 125.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 619.12ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 69.4MB in the end (delta: 39.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.33ms. Allocated memory is still 142.6MB. Free memory was 69.4MB in the beginning and 47.9MB in the end (delta: 21.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 208.54ms. Allocated memory is still 142.6MB. Free memory was 47.9MB in the beginning and 83.4MB in the end (delta: -35.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 2719.25ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 83.4MB in the beginning and 162.6MB in the end (delta: -79.2MB). Peak memory consumption was 166.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 1630.74ms. Allocated memory is still 285.2MB. Free memory was 162.6MB in the beginning and 119.8MB in the end (delta: 42.9MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * Witness Printer took 2.39ms. Allocated memory is still 285.2MB. Free memory was 119.8MB in the beginning and 119.7MB in the end (delta: 35.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [48] - GenericResultAtLocation [Line: 277]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"EncryptForward_spec.i","") [277] - GenericResultAtLocation [Line: 334]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [334] - GenericResultAtLocation [Line: 343]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [343] - GenericResultAtLocation [Line: 490]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [490] - GenericResultAtLocation [Line: 507]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [507] - GenericResultAtLocation [Line: 909]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [909] - GenericResultAtLocation [Line: 1275]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1275] - GenericResultAtLocation [Line: 2355]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2355] - GenericResultAtLocation [Line: 2761]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2761] - GenericResultAtLocation [Line: 2799]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2799] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -2 * splverifierCounter) + 7) and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2246 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2245 mSDsluCounter, 6618 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4372 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 2246 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp50 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 32ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-01-10 07:44:54,015 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (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