./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/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/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.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) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', 'd0919f37d9ec3b35ef959618459b2f9ff909696f753b572bc67b87ebda7b05b0'] 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/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.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 d0919f37d9ec3b35ef959618459b2f9ff909696f753b572bc67b87ebda7b05b0 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-08 00:37:56,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 00:37:56,762 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-08 00:37:56,765 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 00:37:56,767 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 00:37:56,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 00:37:56,792 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 00:37:56,792 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 00:37:56,792 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 00:37:56,792 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 00:37:56,793 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 00:37:56,793 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 00:37:56,793 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 00:37:56,793 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-08 00:37:56,793 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-08 00:37:56,793 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-08 00:37:56,793 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-08 00:37:56,793 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-08 00:37:56,793 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-08 00:37:56,793 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 00:37:56,793 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-08 00:37:56,794 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 00:37:56,795 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 00:37:56,795 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 00:37:56,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 00:37:56,795 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-08 00:37:56,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-08 00:37:56,795 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-08 00:37:56,795 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 00:37:56,795 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 00:37:56,795 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 00:37:56,796 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 00:37:56,796 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-08 00:37:56,796 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 00:37:56,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 00:37:56,796 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 00:37:56,796 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 00:37:56,796 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 00:37:56,796 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-08 00:37:56,796 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 -> d0919f37d9ec3b35ef959618459b2f9ff909696f753b572bc67b87ebda7b05b0 [2024-11-08 00:37:57,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 00:37:57,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 00:37:57,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 00:37:57,039 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 00:37:57,039 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 00:37:57,040 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2024-11-08 00:37:58,264 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 00:37:58,538 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 00:37:58,538 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2024-11-08 00:37:58,546 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c388969e5/0fd3c21c870c4dc9beef9696da47d0b7/FLAG38767d808 [2024-11-08 00:37:58,845 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c388969e5/0fd3c21c870c4dc9beef9696da47d0b7 [2024-11-08 00:37:58,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 00:37:58,848 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 00:37:58,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 00:37:58,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 00:37:58,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 00:37:58,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:37:58" (1/1) ... [2024-11-08 00:37:58,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217984b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:58, skipping insertion in model container [2024-11-08 00:37:58,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:37:58" (1/1) ... [2024-11-08 00:37:58,875 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 00:37:59,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 00:37:59,044 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 00:37:59,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 00:37:59,106 INFO L204 MainTranslator]: Completed translation [2024-11-08 00:37:59,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59 WrapperNode [2024-11-08 00:37:59,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 00:37:59,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 00:37:59,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 00:37:59,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 00:37:59,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,123 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,167 INFO L138 Inliner]: procedures = 23, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 909 [2024-11-08 00:37:59,170 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 00:37:59,171 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 00:37:59,171 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 00:37:59,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 00:37:59,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,181 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,204 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 00:37:59,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,237 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,255 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 00:37:59,256 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 00:37:59,256 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 00:37:59,256 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 00:37:59,259 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (1/1) ... [2024-11-08 00:37:59,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 00:37:59,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 00:37:59,288 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) [2024-11-08 00:37:59,290 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 [2024-11-08 00:37:59,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 00:37:59,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 00:37:59,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 00:37:59,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 00:37:59,390 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 00:37:59,391 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 00:38:00,156 INFO L? ?]: Removed 99 outVars from TransFormulas that were not future-live. [2024-11-08 00:38:00,157 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 00:38:00,166 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 00:38:00,166 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 00:38:00,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:38:00 BoogieIcfgContainer [2024-11-08 00:38:00,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 00:38:00,167 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-08 00:38:00,167 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-08 00:38:00,170 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-08 00:38:00,171 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 00:38:00,171 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 12:37:58" (1/3) ... [2024-11-08 00:38:00,171 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c9d67e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 12:38:00, skipping insertion in model container [2024-11-08 00:38:00,171 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 00:38:00,171 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:37:59" (2/3) ... [2024-11-08 00:38:00,172 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c9d67e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 12:38:00, skipping insertion in model container [2024-11-08 00:38:00,172 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 00:38:00,172 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:38:00" (3/3) ... [2024-11-08 00:38:00,173 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2024-11-08 00:38:00,213 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-08 00:38:00,214 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-08 00:38:00,214 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-08 00:38:00,214 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-08 00:38:00,214 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-08 00:38:00,214 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-08 00:38:00,215 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-08 00:38:00,215 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-08 00:38:00,220 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 268 states, 267 states have (on average 1.8202247191011236) internal successors, (486), 267 states have internal predecessors, (486), 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) [2024-11-08 00:38:00,243 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 84 [2024-11-08 00:38:00,245 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 00:38:00,245 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 00:38:00,252 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 00:38:00,252 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 00:38:00,252 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-08 00:38:00,253 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 268 states, 267 states have (on average 1.8202247191011236) internal successors, (486), 267 states have internal predecessors, (486), 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) [2024-11-08 00:38:00,261 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 84 [2024-11-08 00:38:00,265 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 00:38:00,265 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 00:38:00,267 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 00:38:00,268 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 00:38:00,274 INFO L745 eck$LassoCheckResult]: Stem: 169#$Ultimate##0true 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(39, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0; 177#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~ret44#1, main_#t~ret45#1, main_#t~post46#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;havoc main_#t~nondet4#1;assume 0 == main_#t~nondet4#1 || 1 == main_#t~nondet4#1;~ep12~0 := (if 0 == main_#t~nondet4#1 % 256 then 0 else 1);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;assume 0 == main_#t~nondet5#1 || 1 == main_#t~nondet5#1;~ep13~0 := (if 0 == main_#t~nondet5#1 % 256 then 0 else 1);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;assume 0 == main_#t~nondet6#1 || 1 == main_#t~nondet6#1;~ep14~0 := (if 0 == main_#t~nondet6#1 % 256 then 0 else 1);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;assume 0 == main_#t~nondet7#1 || 1 == main_#t~nondet7#1;~ep21~0 := (if 0 == main_#t~nondet7#1 % 256 then 0 else 1);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;assume 0 == main_#t~nondet8#1 || 1 == main_#t~nondet8#1;~ep23~0 := (if 0 == main_#t~nondet8#1 % 256 then 0 else 1);havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;assume 0 == main_#t~nondet9#1 || 1 == main_#t~nondet9#1;~ep24~0 := (if 0 == main_#t~nondet9#1 % 256 then 0 else 1);havoc main_#t~nondet9#1;havoc main_#t~nondet10#1;assume 0 == main_#t~nondet10#1 || 1 == main_#t~nondet10#1;~ep31~0 := (if 0 == main_#t~nondet10#1 % 256 then 0 else 1);havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;assume 0 == main_#t~nondet11#1 || 1 == main_#t~nondet11#1;~ep32~0 := (if 0 == main_#t~nondet11#1 % 256 then 0 else 1);havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume 0 == main_#t~nondet12#1 || 1 == main_#t~nondet12#1;~ep34~0 := (if 0 == main_#t~nondet12#1 % 256 then 0 else 1);havoc main_#t~nondet12#1;havoc main_#t~nondet13#1;assume 0 == main_#t~nondet13#1 || 1 == main_#t~nondet13#1;~ep41~0 := (if 0 == main_#t~nondet13#1 % 256 then 0 else 1);havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume 0 == main_#t~nondet14#1 || 1 == main_#t~nondet14#1;~ep42~0 := (if 0 == main_#t~nondet14#1 % 256 then 0 else 1);havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume 0 == main_#t~nondet15#1 || 1 == main_#t~nondet15#1;~ep43~0 := (if 0 == main_#t~nondet15#1 % 256 then 0 else 1);havoc main_#t~nondet15#1;havoc main_#t~nondet16#1;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;havoc main_#t~nondet17#1;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;havoc main_#t~nondet19#1;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;havoc main_#t~nondet20#1;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;havoc main_#t~nondet21#1;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;havoc main_#t~nondet22#1;assume 0 == main_#t~nondet22#1 || 1 == main_#t~nondet22#1;~mode1~0 := (if 0 == main_#t~nondet22#1 % 256 then 0 else 1);havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;havoc main_#t~nondet24#1;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_#t~nondet25#1;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;havoc main_#t~nondet26#1;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;havoc main_#t~nondet27#1;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;havoc main_#t~nondet28#1;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_#t~nondet29#1;assume 0 == main_#t~nondet29#1 || 1 == main_#t~nondet29#1;~mode2~0 := (if 0 == main_#t~nondet29#1 % 256 then 0 else 1);havoc main_#t~nondet29#1;havoc main_#t~nondet30#1;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;havoc main_#t~nondet31#1;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;havoc main_#t~nondet32#1;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;havoc main_#t~nondet33#1;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_#t~nondet34#1;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;havoc main_#t~nondet35#1;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;havoc main_#t~nondet36#1;assume 0 == main_#t~nondet36#1 || 1 == main_#t~nondet36#1;~mode3~0 := (if 0 == main_#t~nondet36#1 % 256 then 0 else 1);havoc main_#t~nondet36#1;havoc main_#t~nondet37#1;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;havoc main_#t~nondet38#1;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;havoc main_#t~nondet39#1;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;havoc main_#t~nondet40#1;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;havoc main_#t~nondet41#1;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;havoc main_#t~nondet42#1;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;havoc main_#t~nondet43#1;assume 0 == main_#t~nondet43#1 || 1 == main_#t~nondet43#1;~mode4~0 := (if 0 == main_#t~nondet43#1 % 256 then 0 else 1);havoc main_#t~nondet43#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r141~0#1, init_~r211~0#1, init_~r231~0#1, init_~r241~0#1, init_~r311~0#1, init_~r321~0#1, init_~r341~0#1, init_~r411~0#1, init_~r421~0#1, init_~r431~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r142~0#1, init_~tmp___1~0#1, init_~r212~0#1, init_~tmp___2~0#1, init_~r232~0#1, init_~tmp___3~0#1, init_~r242~0#1, init_~tmp___4~0#1, init_~r312~0#1, init_~tmp___5~0#1, init_~r322~0#1, init_~tmp___6~0#1, init_~r342~0#1, init_~tmp___7~0#1, init_~r412~0#1, init_~tmp___8~0#1, init_~r422~0#1, init_~tmp___9~0#1, init_~r432~0#1, init_~tmp___10~0#1, init_~r123~0#1, init_~tmp___11~0#1, init_~r133~0#1, init_~tmp___12~0#1, init_~r143~0#1, init_~tmp___13~0#1, init_~r213~0#1, init_~tmp___14~0#1, init_~r233~0#1, init_~tmp___15~0#1, init_~r243~0#1, init_~tmp___16~0#1, init_~r313~0#1, init_~tmp___17~0#1, init_~r323~0#1, init_~tmp___18~0#1, init_~r343~0#1, init_~tmp___19~0#1, init_~r413~0#1, init_~tmp___20~0#1, init_~r423~0#1, init_~tmp___21~0#1, init_~r433~0#1, init_~tmp___22~0#1, init_~tmp___23~0#1;havoc init_~r121~0#1;havoc init_~r131~0#1;havoc init_~r141~0#1;havoc init_~r211~0#1;havoc init_~r231~0#1;havoc init_~r241~0#1;havoc init_~r311~0#1;havoc init_~r321~0#1;havoc init_~r341~0#1;havoc init_~r411~0#1;havoc init_~r421~0#1;havoc init_~r431~0#1;havoc init_~r122~0#1;havoc init_~tmp~0#1;havoc init_~r132~0#1;havoc init_~tmp___0~0#1;havoc init_~r142~0#1;havoc init_~tmp___1~0#1;havoc init_~r212~0#1;havoc init_~tmp___2~0#1;havoc init_~r232~0#1;havoc init_~tmp___3~0#1;havoc init_~r242~0#1;havoc init_~tmp___4~0#1;havoc init_~r312~0#1;havoc init_~tmp___5~0#1;havoc init_~r322~0#1;havoc init_~tmp___6~0#1;havoc init_~r342~0#1;havoc init_~tmp___7~0#1;havoc init_~r412~0#1;havoc init_~tmp___8~0#1;havoc init_~r422~0#1;havoc init_~tmp___9~0#1;havoc init_~r432~0#1;havoc init_~tmp___10~0#1;havoc init_~r123~0#1;havoc init_~tmp___11~0#1;havoc init_~r133~0#1;havoc init_~tmp___12~0#1;havoc init_~r143~0#1;havoc init_~tmp___13~0#1;havoc init_~r213~0#1;havoc init_~tmp___14~0#1;havoc init_~r233~0#1;havoc init_~tmp___15~0#1;havoc init_~r243~0#1;havoc init_~tmp___16~0#1;havoc init_~r313~0#1;havoc init_~tmp___17~0#1;havoc init_~r323~0#1;havoc init_~tmp___18~0#1;havoc init_~r343~0#1;havoc init_~tmp___19~0#1;havoc init_~r413~0#1;havoc init_~tmp___20~0#1;havoc init_~r423~0#1;havoc init_~tmp___21~0#1;havoc init_~r433~0#1;havoc init_~tmp___22~0#1;havoc init_~tmp___23~0#1;init_~r121~0#1 := (if 0 == ~ep12~0 % 256 then 0 else 1);init_~r131~0#1 := (if 0 == ~ep13~0 % 256 then 0 else 1);init_~r141~0#1 := (if 0 == ~ep14~0 % 256 then 0 else 1);init_~r211~0#1 := (if 0 == ~ep21~0 % 256 then 0 else 1);init_~r231~0#1 := (if 0 == ~ep23~0 % 256 then 0 else 1);init_~r241~0#1 := (if 0 == ~ep24~0 % 256 then 0 else 1);init_~r311~0#1 := (if 0 == ~ep31~0 % 256 then 0 else 1);init_~r321~0#1 := (if 0 == ~ep32~0 % 256 then 0 else 1);init_~r341~0#1 := (if 0 == ~ep34~0 % 256 then 0 else 1);init_~r411~0#1 := (if 0 == ~ep41~0 % 256 then 0 else 1);init_~r421~0#1 := (if 0 == ~ep42~0 % 256 then 0 else 1);init_~r431~0#1 := (if 0 == ~ep43~0 % 256 then 0 else 1); 150#L393true assume 0 != init_~r121~0#1 % 256;init_~tmp~0#1 := 1; 112#L404true init_~r122~0#1 := (if 0 == (if 0 == init_~tmp~0#1 then 0 else 1) % 256 then 0 else 1); 262#L414true assume 0 != init_~r131~0#1 % 256;init_~tmp___0~0#1 := 1; 247#L425true init_~r132~0#1 := (if 0 == (if 0 == init_~tmp___0~0#1 then 0 else 1) % 256 then 0 else 1); 232#L435true assume 0 != init_~r141~0#1 % 256;init_~tmp___1~0#1 := 1; 245#L446true init_~r142~0#1 := (if 0 == (if 0 == init_~tmp___1~0#1 then 0 else 1) % 256 then 0 else 1); 103#L456true assume 0 != init_~r211~0#1 % 256;init_~tmp___2~0#1 := 1; 129#L467true init_~r212~0#1 := (if 0 == (if 0 == init_~tmp___2~0#1 then 0 else 1) % 256 then 0 else 1); 167#L477true assume 0 != init_~r231~0#1 % 256;init_~tmp___3~0#1 := 1; 59#L488true init_~r232~0#1 := (if 0 == (if 0 == init_~tmp___3~0#1 then 0 else 1) % 256 then 0 else 1); 74#L498true assume 0 != init_~r241~0#1 % 256;init_~tmp___4~0#1 := 1; 41#L509true init_~r242~0#1 := (if 0 == (if 0 == init_~tmp___4~0#1 then 0 else 1) % 256 then 0 else 1); 218#L519true assume 0 != init_~r311~0#1 % 256;init_~tmp___5~0#1 := 1; 36#L530true init_~r312~0#1 := (if 0 == (if 0 == init_~tmp___5~0#1 then 0 else 1) % 256 then 0 else 1); 161#L540true assume 0 != init_~r321~0#1 % 256;init_~tmp___6~0#1 := 1; 170#L551true init_~r322~0#1 := (if 0 == (if 0 == init_~tmp___6~0#1 then 0 else 1) % 256 then 0 else 1); 61#L561true assume 0 != init_~r341~0#1 % 256;init_~tmp___7~0#1 := 1; 99#L572true init_~r342~0#1 := (if 0 == (if 0 == init_~tmp___7~0#1 then 0 else 1) % 256 then 0 else 1); 266#L582true assume 0 != init_~r411~0#1 % 256;init_~tmp___8~0#1 := 1; 65#L593true init_~r412~0#1 := (if 0 == (if 0 == init_~tmp___8~0#1 then 0 else 1) % 256 then 0 else 1); 259#L603true assume 0 != init_~r421~0#1 % 256;init_~tmp___9~0#1 := 1; 176#L614true init_~r422~0#1 := (if 0 == (if 0 == init_~tmp___9~0#1 then 0 else 1) % 256 then 0 else 1); 180#L624true assume 0 != init_~r431~0#1 % 256;init_~tmp___10~0#1 := 1; 21#L635true init_~r432~0#1 := (if 0 == (if 0 == init_~tmp___10~0#1 then 0 else 1) % 256 then 0 else 1); 135#L645true assume 0 != init_~r122~0#1 % 256;init_~tmp___11~0#1 := 1; 88#L656true init_~r123~0#1 := (if 0 == (if 0 == init_~tmp___11~0#1 then 0 else 1) % 256 then 0 else 1); 145#L666true assume 0 != init_~r132~0#1 % 256;init_~tmp___12~0#1 := 1; 6#L677true init_~r133~0#1 := (if 0 == (if 0 == init_~tmp___12~0#1 then 0 else 1) % 256 then 0 else 1); 48#L687true assume 0 != init_~r142~0#1 % 256;init_~tmp___13~0#1 := 1; 233#L698true init_~r143~0#1 := (if 0 == (if 0 == init_~tmp___13~0#1 then 0 else 1) % 256 then 0 else 1); 9#L708true assume 0 != init_~r212~0#1 % 256;init_~tmp___14~0#1 := 1; 205#L719true init_~r213~0#1 := (if 0 == (if 0 == init_~tmp___14~0#1 then 0 else 1) % 256 then 0 else 1); 175#L729true assume 0 != init_~r232~0#1 % 256;init_~tmp___15~0#1 := 1; 184#L740true init_~r233~0#1 := (if 0 == (if 0 == init_~tmp___15~0#1 then 0 else 1) % 256 then 0 else 1); 243#L750true assume 0 != init_~r242~0#1 % 256;init_~tmp___16~0#1 := 1; 85#L761true init_~r243~0#1 := (if 0 == (if 0 == init_~tmp___16~0#1 then 0 else 1) % 256 then 0 else 1); 236#L771true assume 0 != init_~r312~0#1 % 256;init_~tmp___17~0#1 := 1; 120#L782true init_~r313~0#1 := (if 0 == (if 0 == init_~tmp___17~0#1 then 0 else 1) % 256 then 0 else 1); 144#L792true assume 0 != init_~r322~0#1 % 256;init_~tmp___18~0#1 := 1; 18#L803true init_~r323~0#1 := (if 0 == (if 0 == init_~tmp___18~0#1 then 0 else 1) % 256 then 0 else 1); 38#L813true assume 0 != init_~r342~0#1 % 256;init_~tmp___19~0#1 := 1; 237#L824true init_~r343~0#1 := (if 0 == (if 0 == init_~tmp___19~0#1 then 0 else 1) % 256 then 0 else 1); 111#L834true assume 0 != init_~r412~0#1 % 256;init_~tmp___20~0#1 := 1; 115#L845true init_~r413~0#1 := (if 0 == (if 0 == init_~tmp___20~0#1 then 0 else 1) % 256 then 0 else 1); 11#L855true assume 0 != init_~r422~0#1 % 256;init_~tmp___21~0#1 := 1; 142#L866true init_~r423~0#1 := (if 0 == (if 0 == init_~tmp___21~0#1 then 0 else 1) % 256 then 0 else 1); 84#L876true assume 0 != init_~r432~0#1 % 256;init_~tmp___22~0#1 := 1; 123#L887true init_~r433~0#1 := (if 0 == (if 0 == init_~tmp___22~0#1 then 0 else 1) % 256 then 0 else 1); 141#L897true assume !(~id1~0 != ~id2~0);init_~tmp___23~0#1 := 0; 104#L897-1true init_#res#1 := init_~tmp___23~0#1; 81#init_returnLabel#1true main_#t~ret44#1 := init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r141~0#1, init_~r211~0#1, init_~r231~0#1, init_~r241~0#1, init_~r311~0#1, init_~r321~0#1, init_~r341~0#1, init_~r411~0#1, init_~r421~0#1, init_~r431~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r142~0#1, init_~tmp___1~0#1, init_~r212~0#1, init_~tmp___2~0#1, init_~r232~0#1, init_~tmp___3~0#1, init_~r242~0#1, init_~tmp___4~0#1, init_~r312~0#1, init_~tmp___5~0#1, init_~r322~0#1, init_~tmp___6~0#1, init_~r342~0#1, init_~tmp___7~0#1, init_~r412~0#1, init_~tmp___8~0#1, init_~r422~0#1, init_~tmp___9~0#1, init_~r432~0#1, init_~tmp___10~0#1, init_~r123~0#1, init_~tmp___11~0#1, init_~r133~0#1, init_~tmp___12~0#1, init_~r143~0#1, init_~tmp___13~0#1, init_~r213~0#1, init_~tmp___14~0#1, init_~r233~0#1, init_~tmp___15~0#1, init_~r243~0#1, init_~tmp___16~0#1, init_~r313~0#1, init_~tmp___17~0#1, init_~r323~0#1, init_~tmp___18~0#1, init_~r343~0#1, init_~tmp___19~0#1, init_~r413~0#1, init_~tmp___20~0#1, init_~r423~0#1, init_~tmp___21~0#1, init_~r433~0#1, init_~tmp___22~0#1, init_~tmp___23~0#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret44#1;havoc main_#t~ret44#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 92#L21true assume !(0 == assume_abort_if_not_~cond#1); 147#L20true havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 251#L1155-2true [2024-11-08 00:38:00,278 INFO L747 eck$LassoCheckResult]: Loop: 251#L1155-2true assume !!(main_~i2~0#1 < 8);assume { :begin_inline_node1 } true; 106#L109true assume !(0 != ~mode1~0 % 256); 40#L141true assume !(~r1~0 < 3); 253#L141-1true ~mode1~0 := 1; 126#L109-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true; 172#L162true assume !(0 != ~mode2~0 % 256); 234#L194true assume !(~r2~0 < 3); 3#L194-1true ~mode2~0 := 1; 51#L162-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true; 134#L215true assume !(0 != ~mode3~0 % 256); 101#L247true assume !(~r3~0 < 3); 254#L247-1true ~mode3~0 := 1; 260#L215-2true assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true; 157#L268true assume !(0 != ~mode4~0 % 256); 202#L300true assume !(~r4~0 < 3); 42#L300-1true ~mode4~0 := 1; 240#L268-2true assume { :end_inline_node4 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 213#L1026true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1#1 := 0; 16#L1026-1true check_#res#1 := check_~tmp~1#1; 151#check_returnLabel#1true main_#t~ret45#1 := check_#res#1;havoc check_~tmp~1#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret45#1;havoc main_#t~ret45#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 162#L1198true assume !(0 == assert_~arg#1 % 256); 209#L1193true havoc assert_~arg#1;havoc assert_#in~arg#1;assume { :end_inline_assert } true;main_#t~post46#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post46#1;havoc main_#t~post46#1; 251#L1155-2true [2024-11-08 00:38:00,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 00:38:00,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1972521662, now seen corresponding path program 1 times [2024-11-08 00:38:00,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 00:38:00,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25420718] [2024-11-08 00:38:00,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 00:38:00,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 00:38:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 00:38:00,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 00:38:00,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 00:38:00,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25420718] [2024-11-08 00:38:00,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25420718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 00:38:00,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 00:38:00,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 00:38:00,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259311077] [2024-11-08 00:38:00,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 00:38:00,908 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 00:38:00,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 00:38:00,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1222349233, now seen corresponding path program 1 times [2024-11-08 00:38:00,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 00:38:00,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116046876] [2024-11-08 00:38:00,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 00:38:00,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 00:38:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 00:38:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 00:38:01,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 00:38:01,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116046876] [2024-11-08 00:38:01,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116046876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 00:38:01,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 00:38:01,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 00:38:01,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138651229] [2024-11-08 00:38:01,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 00:38:01,052 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 00:38:01,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 00:38:01,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 00:38:01,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 00:38:01,074 INFO L87 Difference]: Start difference. First operand has 268 states, 267 states have (on average 1.8202247191011236) internal successors, (486), 267 states have internal predecessors, (486), 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 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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) [2024-11-08 00:38:01,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 00:38:01,148 INFO L93 Difference]: Finished difference Result 270 states and 485 transitions. [2024-11-08 00:38:01,149 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 270 states and 485 transitions. [2024-11-08 00:38:01,159 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 82 [2024-11-08 00:38:01,163 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 270 states to 262 states and 468 transitions. [2024-11-08 00:38:01,168 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 262 [2024-11-08 00:38:01,169 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 262 [2024-11-08 00:38:01,169 INFO L73 IsDeterministic]: Start isDeterministic. Operand 262 states and 468 transitions. [2024-11-08 00:38:01,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 00:38:01,172 INFO L218 hiAutomatonCegarLoop]: Abstraction has 262 states and 468 transitions. [2024-11-08 00:38:01,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states and 468 transitions. [2024-11-08 00:38:01,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 262. [2024-11-08 00:38:01,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 262 states have (on average 1.786259541984733) internal successors, (468), 261 states have internal predecessors, (468), 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) [2024-11-08 00:38:01,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 468 transitions. [2024-11-08 00:38:01,207 INFO L240 hiAutomatonCegarLoop]: Abstraction has 262 states and 468 transitions. [2024-11-08 00:38:01,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 00:38:01,210 INFO L425 stractBuchiCegarLoop]: Abstraction has 262 states and 468 transitions. [2024-11-08 00:38:01,210 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-08 00:38:01,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 262 states and 468 transitions. [2024-11-08 00:38:01,211 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 82 [2024-11-08 00:38:01,213 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 00:38:01,213 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 00:38:01,214 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 00:38:01,215 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 00:38:01,215 INFO L745 eck$LassoCheckResult]: Stem: 781#$Ultimate##0 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(39, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0; 782#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~ret44#1, main_#t~ret45#1, main_#t~post46#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;havoc main_#t~nondet4#1;assume 0 == main_#t~nondet4#1 || 1 == main_#t~nondet4#1;~ep12~0 := (if 0 == main_#t~nondet4#1 % 256 then 0 else 1);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;assume 0 == main_#t~nondet5#1 || 1 == main_#t~nondet5#1;~ep13~0 := (if 0 == main_#t~nondet5#1 % 256 then 0 else 1);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;assume 0 == main_#t~nondet6#1 || 1 == main_#t~nondet6#1;~ep14~0 := (if 0 == main_#t~nondet6#1 % 256 then 0 else 1);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;assume 0 == main_#t~nondet7#1 || 1 == main_#t~nondet7#1;~ep21~0 := (if 0 == main_#t~nondet7#1 % 256 then 0 else 1);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;assume 0 == main_#t~nondet8#1 || 1 == main_#t~nondet8#1;~ep23~0 := (if 0 == main_#t~nondet8#1 % 256 then 0 else 1);havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;assume 0 == main_#t~nondet9#1 || 1 == main_#t~nondet9#1;~ep24~0 := (if 0 == main_#t~nondet9#1 % 256 then 0 else 1);havoc main_#t~nondet9#1;havoc main_#t~nondet10#1;assume 0 == main_#t~nondet10#1 || 1 == main_#t~nondet10#1;~ep31~0 := (if 0 == main_#t~nondet10#1 % 256 then 0 else 1);havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;assume 0 == main_#t~nondet11#1 || 1 == main_#t~nondet11#1;~ep32~0 := (if 0 == main_#t~nondet11#1 % 256 then 0 else 1);havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume 0 == main_#t~nondet12#1 || 1 == main_#t~nondet12#1;~ep34~0 := (if 0 == main_#t~nondet12#1 % 256 then 0 else 1);havoc main_#t~nondet12#1;havoc main_#t~nondet13#1;assume 0 == main_#t~nondet13#1 || 1 == main_#t~nondet13#1;~ep41~0 := (if 0 == main_#t~nondet13#1 % 256 then 0 else 1);havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume 0 == main_#t~nondet14#1 || 1 == main_#t~nondet14#1;~ep42~0 := (if 0 == main_#t~nondet14#1 % 256 then 0 else 1);havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume 0 == main_#t~nondet15#1 || 1 == main_#t~nondet15#1;~ep43~0 := (if 0 == main_#t~nondet15#1 % 256 then 0 else 1);havoc main_#t~nondet15#1;havoc main_#t~nondet16#1;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;havoc main_#t~nondet17#1;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;havoc main_#t~nondet19#1;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;havoc main_#t~nondet20#1;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;havoc main_#t~nondet21#1;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;havoc main_#t~nondet22#1;assume 0 == main_#t~nondet22#1 || 1 == main_#t~nondet22#1;~mode1~0 := (if 0 == main_#t~nondet22#1 % 256 then 0 else 1);havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;havoc main_#t~nondet24#1;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_#t~nondet25#1;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;havoc main_#t~nondet26#1;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;havoc main_#t~nondet27#1;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;havoc main_#t~nondet28#1;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_#t~nondet29#1;assume 0 == main_#t~nondet29#1 || 1 == main_#t~nondet29#1;~mode2~0 := (if 0 == main_#t~nondet29#1 % 256 then 0 else 1);havoc main_#t~nondet29#1;havoc main_#t~nondet30#1;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;havoc main_#t~nondet31#1;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;havoc main_#t~nondet32#1;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;havoc main_#t~nondet33#1;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_#t~nondet34#1;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;havoc main_#t~nondet35#1;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;havoc main_#t~nondet36#1;assume 0 == main_#t~nondet36#1 || 1 == main_#t~nondet36#1;~mode3~0 := (if 0 == main_#t~nondet36#1 % 256 then 0 else 1);havoc main_#t~nondet36#1;havoc main_#t~nondet37#1;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;havoc main_#t~nondet38#1;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;havoc main_#t~nondet39#1;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;havoc main_#t~nondet40#1;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;havoc main_#t~nondet41#1;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;havoc main_#t~nondet42#1;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;havoc main_#t~nondet43#1;assume 0 == main_#t~nondet43#1 || 1 == main_#t~nondet43#1;~mode4~0 := (if 0 == main_#t~nondet43#1 % 256 then 0 else 1);havoc main_#t~nondet43#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r141~0#1, init_~r211~0#1, init_~r231~0#1, init_~r241~0#1, init_~r311~0#1, init_~r321~0#1, init_~r341~0#1, init_~r411~0#1, init_~r421~0#1, init_~r431~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r142~0#1, init_~tmp___1~0#1, init_~r212~0#1, init_~tmp___2~0#1, init_~r232~0#1, init_~tmp___3~0#1, init_~r242~0#1, init_~tmp___4~0#1, init_~r312~0#1, init_~tmp___5~0#1, init_~r322~0#1, init_~tmp___6~0#1, init_~r342~0#1, init_~tmp___7~0#1, init_~r412~0#1, init_~tmp___8~0#1, init_~r422~0#1, init_~tmp___9~0#1, init_~r432~0#1, init_~tmp___10~0#1, init_~r123~0#1, init_~tmp___11~0#1, init_~r133~0#1, init_~tmp___12~0#1, init_~r143~0#1, init_~tmp___13~0#1, init_~r213~0#1, init_~tmp___14~0#1, init_~r233~0#1, init_~tmp___15~0#1, init_~r243~0#1, init_~tmp___16~0#1, init_~r313~0#1, init_~tmp___17~0#1, init_~r323~0#1, init_~tmp___18~0#1, init_~r343~0#1, init_~tmp___19~0#1, init_~r413~0#1, init_~tmp___20~0#1, init_~r423~0#1, init_~tmp___21~0#1, init_~r433~0#1, init_~tmp___22~0#1, init_~tmp___23~0#1;havoc init_~r121~0#1;havoc init_~r131~0#1;havoc init_~r141~0#1;havoc init_~r211~0#1;havoc init_~r231~0#1;havoc init_~r241~0#1;havoc init_~r311~0#1;havoc init_~r321~0#1;havoc init_~r341~0#1;havoc init_~r411~0#1;havoc init_~r421~0#1;havoc init_~r431~0#1;havoc init_~r122~0#1;havoc init_~tmp~0#1;havoc init_~r132~0#1;havoc init_~tmp___0~0#1;havoc init_~r142~0#1;havoc init_~tmp___1~0#1;havoc init_~r212~0#1;havoc init_~tmp___2~0#1;havoc init_~r232~0#1;havoc init_~tmp___3~0#1;havoc init_~r242~0#1;havoc init_~tmp___4~0#1;havoc init_~r312~0#1;havoc init_~tmp___5~0#1;havoc init_~r322~0#1;havoc init_~tmp___6~0#1;havoc init_~r342~0#1;havoc init_~tmp___7~0#1;havoc init_~r412~0#1;havoc init_~tmp___8~0#1;havoc init_~r422~0#1;havoc init_~tmp___9~0#1;havoc init_~r432~0#1;havoc init_~tmp___10~0#1;havoc init_~r123~0#1;havoc init_~tmp___11~0#1;havoc init_~r133~0#1;havoc init_~tmp___12~0#1;havoc init_~r143~0#1;havoc init_~tmp___13~0#1;havoc init_~r213~0#1;havoc init_~tmp___14~0#1;havoc init_~r233~0#1;havoc init_~tmp___15~0#1;havoc init_~r243~0#1;havoc init_~tmp___16~0#1;havoc init_~r313~0#1;havoc init_~tmp___17~0#1;havoc init_~r323~0#1;havoc init_~tmp___18~0#1;havoc init_~r343~0#1;havoc init_~tmp___19~0#1;havoc init_~r413~0#1;havoc init_~tmp___20~0#1;havoc init_~r423~0#1;havoc init_~tmp___21~0#1;havoc init_~r433~0#1;havoc init_~tmp___22~0#1;havoc init_~tmp___23~0#1;init_~r121~0#1 := (if 0 == ~ep12~0 % 256 then 0 else 1);init_~r131~0#1 := (if 0 == ~ep13~0 % 256 then 0 else 1);init_~r141~0#1 := (if 0 == ~ep14~0 % 256 then 0 else 1);init_~r211~0#1 := (if 0 == ~ep21~0 % 256 then 0 else 1);init_~r231~0#1 := (if 0 == ~ep23~0 % 256 then 0 else 1);init_~r241~0#1 := (if 0 == ~ep24~0 % 256 then 0 else 1);init_~r311~0#1 := (if 0 == ~ep31~0 % 256 then 0 else 1);init_~r321~0#1 := (if 0 == ~ep32~0 % 256 then 0 else 1);init_~r341~0#1 := (if 0 == ~ep34~0 % 256 then 0 else 1);init_~r411~0#1 := (if 0 == ~ep41~0 % 256 then 0 else 1);init_~r421~0#1 := (if 0 == ~ep42~0 % 256 then 0 else 1);init_~r431~0#1 := (if 0 == ~ep43~0 % 256 then 0 else 1); 772#L393 assume 0 != init_~r121~0#1 % 256;init_~tmp~0#1 := 1; 687#L404 init_~r122~0#1 := (if 0 == (if 0 == init_~tmp~0#1 then 0 else 1) % 256 then 0 else 1); 745#L414 assume 0 != init_~r131~0#1 % 256;init_~tmp___0~0#1 := 1; 583#L425 init_~r132~0#1 := (if 0 == (if 0 == init_~tmp___0~0#1 then 0 else 1) % 256 then 0 else 1); 812#L435 assume 0 != init_~r141~0#1 % 256;init_~tmp___1~0#1 := 1; 636#L446 init_~r142~0#1 := (if 0 == (if 0 == init_~tmp___1~0#1 then 0 else 1) % 256 then 0 else 1); 731#L456 assume 0 != init_~r211~0#1 % 256;init_~tmp___2~0#1 := 1; 664#L467 init_~r212~0#1 := (if 0 == (if 0 == init_~tmp___2~0#1 then 0 else 1) % 256 then 0 else 1); 760#L477 assume 0 != init_~r231~0#1 % 256;init_~tmp___3~0#1 := 1; 667#L488 init_~r232~0#1 := (if 0 == (if 0 == init_~tmp___3~0#1 then 0 else 1) % 256 then 0 else 1); 672#L498 assume 0 != init_~r241~0#1 % 256;init_~tmp___4~0#1 := 1; 626#L509 init_~r242~0#1 := (if 0 == (if 0 == init_~tmp___4~0#1 then 0 else 1) % 256 then 0 else 1); 642#L519 assume 0 != init_~r311~0#1 % 256;init_~tmp___5~0#1 := 1; 572#L530 init_~r312~0#1 := (if 0 == (if 0 == init_~tmp___5~0#1 then 0 else 1) % 256 then 0 else 1); 628#L540 assume 0 != init_~r321~0#1 % 256;init_~tmp___6~0#1 := 1; 691#L551 init_~r322~0#1 := (if 0 == (if 0 == init_~tmp___6~0#1 then 0 else 1) % 256 then 0 else 1); 674#L561 assume 0 != init_~r341~0#1 % 256;init_~tmp___7~0#1 := 1; 653#L572 init_~r342~0#1 := (if 0 == (if 0 == init_~tmp___7~0#1 then 0 else 1) % 256 then 0 else 1); 727#L582 assume 0 != init_~r411~0#1 % 256;init_~tmp___8~0#1 := 1; 631#L593 init_~r412~0#1 := (if 0 == (if 0 == init_~tmp___8~0#1 then 0 else 1) % 256 then 0 else 1); 679#L603 assume 0 != init_~r421~0#1 % 256;init_~tmp___9~0#1 := 1; 614#L614 init_~r422~0#1 := (if 0 == (if 0 == init_~tmp___9~0#1 then 0 else 1) % 256 then 0 else 1); 786#L624 assume 0 != init_~r431~0#1 % 256;init_~tmp___10~0#1 := 1; 598#L635 init_~r432~0#1 := (if 0 == (if 0 == init_~tmp___10~0#1 then 0 else 1) % 256 then 0 else 1); 599#L645 assume 0 != init_~r122~0#1 % 256;init_~tmp___11~0#1 := 1; 650#L656 init_~r123~0#1 := (if 0 == (if 0 == init_~tmp___11~0#1 then 0 else 1) % 256 then 0 else 1); 714#L666 assume 0 != init_~r132~0#1 % 256;init_~tmp___12~0#1 := 1; 563#L677 init_~r133~0#1 := (if 0 == (if 0 == init_~tmp___12~0#1 then 0 else 1) % 256 then 0 else 1); 564#L687 assume 0 != init_~r142~0#1 % 256;init_~tmp___13~0#1 := 1; 622#L698 init_~r143~0#1 := (if 0 == (if 0 == init_~tmp___13~0#1 then 0 else 1) % 256 then 0 else 1); 568#L708 assume 0 != init_~r212~0#1 % 256;init_~tmp___14~0#1 := 1; 569#L719 init_~r213~0#1 := (if 0 == (if 0 == init_~tmp___14~0#1 then 0 else 1) % 256 then 0 else 1); 785#L729 assume 0 != init_~r232~0#1 % 256;init_~tmp___15~0#1 := 1; 716#L740 init_~r233~0#1 := (if 0 == (if 0 == init_~tmp___15~0#1 then 0 else 1) % 256 then 0 else 1); 791#L750 assume 0 != init_~r242~0#1 % 256;init_~tmp___16~0#1 := 1; 710#L761 init_~r243~0#1 := (if 0 == (if 0 == init_~tmp___16~0#1 then 0 else 1) % 256 then 0 else 1); 711#L771 assume 0 != init_~r312~0#1 % 256;init_~tmp___17~0#1 := 1; 562#L782 init_~r313~0#1 := (if 0 == (if 0 == init_~tmp___17~0#1 then 0 else 1) % 256 then 0 else 1); 751#L792 assume 0 != init_~r322~0#1 % 256;init_~tmp___18~0#1 := 1; 554#L803 init_~r323~0#1 := (if 0 == (if 0 == init_~tmp___18~0#1 then 0 else 1) % 256 then 0 else 1); 592#L813 assume 0 != init_~r342~0#1 % 256;init_~tmp___19~0#1 := 1; 632#L824 init_~r343~0#1 := (if 0 == (if 0 == init_~tmp___19~0#1 then 0 else 1) % 256 then 0 else 1); 742#L834 assume 0 != init_~r412~0#1 % 256;init_~tmp___20~0#1 := 1; 611#L845 init_~r413~0#1 := (if 0 == (if 0 == init_~tmp___20~0#1 then 0 else 1) % 256 then 0 else 1); 574#L855 assume 0 != init_~r422~0#1 % 256;init_~tmp___21~0#1 := 1; 575#L866 init_~r423~0#1 := (if 0 == (if 0 == init_~tmp___21~0#1 then 0 else 1) % 256 then 0 else 1); 709#L876 assume 0 != init_~r432~0#1 % 256;init_~tmp___22~0#1 := 1; 591#L887 init_~r433~0#1 := (if 0 == (if 0 == init_~tmp___22~0#1 then 0 else 1) % 256 then 0 else 1); 754#L897 assume !(~id1~0 != ~id2~0);init_~tmp___23~0#1 := 0; 587#L897-1 init_#res#1 := init_~tmp___23~0#1; 706#init_returnLabel#1 main_#t~ret44#1 := init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r141~0#1, init_~r211~0#1, init_~r231~0#1, init_~r241~0#1, init_~r311~0#1, init_~r321~0#1, init_~r341~0#1, init_~r411~0#1, init_~r421~0#1, init_~r431~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r142~0#1, init_~tmp___1~0#1, init_~r212~0#1, init_~tmp___2~0#1, init_~r232~0#1, init_~tmp___3~0#1, init_~r242~0#1, init_~tmp___4~0#1, init_~r312~0#1, init_~tmp___5~0#1, init_~r322~0#1, init_~tmp___6~0#1, init_~r342~0#1, init_~tmp___7~0#1, init_~r412~0#1, init_~tmp___8~0#1, init_~r422~0#1, init_~tmp___9~0#1, init_~r432~0#1, init_~tmp___10~0#1, init_~r123~0#1, init_~tmp___11~0#1, init_~r133~0#1, init_~tmp___12~0#1, init_~r143~0#1, init_~tmp___13~0#1, init_~r213~0#1, init_~tmp___14~0#1, init_~r233~0#1, init_~tmp___15~0#1, init_~r243~0#1, init_~tmp___16~0#1, init_~r313~0#1, init_~tmp___17~0#1, init_~r323~0#1, init_~tmp___18~0#1, init_~r343~0#1, init_~tmp___19~0#1, init_~r413~0#1, init_~tmp___20~0#1, init_~r423~0#1, init_~tmp___21~0#1, init_~r433~0#1, init_~tmp___22~0#1, init_~tmp___23~0#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret44#1;havoc main_#t~ret44#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 707#L21 assume !(0 == assume_abort_if_not_~cond#1); 722#L20 havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 769#L1155-2 [2024-11-08 00:38:01,217 INFO L747 eck$LassoCheckResult]: Loop: 769#L1155-2 assume !!(main_~i2~0#1 < 8);assume { :begin_inline_node1 } true; 737#L109 assume !(0 != ~mode1~0 % 256); 637#L141 assume !(~r1~0 < 3); 639#L141-1 ~mode1~0 := 1; 756#L109-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true; 757#L162 assume !(0 != ~mode2~0 % 256); 784#L194 assume !(~r2~0 < 3); 555#L194-1 ~mode2~0 := 1; 556#L162-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true; 661#L215 assume !(0 != ~mode3~0 % 256); 729#L247 assume !(~r3~0 < 3); 608#L247-1 ~mode3~0 := 1; 779#L215-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true; 774#L268 assume !(0 != ~mode4~0 % 256); 775#L300 assume !(~r4~0 < 3); 640#L300-1 ~mode4~0 := 1; 641#L268-2 assume { :end_inline_node4 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 801#L1026 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 596#L1027 assume ~st1~0 + ~nl1~0 <= 1; 597#L1028 assume ~st2~0 + ~nl2~0 <= 1; 759#L1029 assume ~st3~0 + ~nl3~0 <= 1; 803#L1030 assume ~st4~0 + ~nl4~0 <= 1; 701#L1031 assume ~r1~0 >= 3; 617#$Ultimate##630 assume ~r1~0 < 3; 618#$Ultimate##634 assume ~r1~0 >= 3; 743#$Ultimate##638 assume ~r1~0 < 3;check_~tmp~1#1 := 1; 588#L1026-1 check_#res#1 := check_~tmp~1#1; 589#check_returnLabel#1 main_#t~ret45#1 := check_#res#1;havoc check_~tmp~1#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret45#1;havoc main_#t~ret45#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 771#L1198 assume !(0 == assert_~arg#1 % 256); 777#L1193 havoc assert_~arg#1;havoc assert_#in~arg#1;assume { :end_inline_assert } true;main_#t~post46#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post46#1;havoc main_#t~post46#1; 769#L1155-2 [2024-11-08 00:38:01,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 00:38:01,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1972521662, now seen corresponding path program 2 times [2024-11-08 00:38:01,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 00:38:01,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565324863] [2024-11-08 00:38:01,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 00:38:01,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 00:38:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 00:38:01,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 00:38:01,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 00:38:01,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565324863] [2024-11-08 00:38:01,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565324863] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 00:38:01,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 00:38:01,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 00:38:01,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292326244] [2024-11-08 00:38:01,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 00:38:01,450 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 00:38:01,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 00:38:01,451 INFO L85 PathProgramCache]: Analyzing trace with hash 844124544, now seen corresponding path program 1 times [2024-11-08 00:38:01,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 00:38:01,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023437548] [2024-11-08 00:38:01,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 00:38:01,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 00:38:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 00:38:01,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 00:38:01,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 00:38:01,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023437548] [2024-11-08 00:38:01,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023437548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 00:38:01,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 00:38:01,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 00:38:01,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178126574] [2024-11-08 00:38:01,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 00:38:01,482 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 00:38:01,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 00:38:01,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 00:38:01,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 00:38:01,483 INFO L87 Difference]: Start difference. First operand 262 states and 468 transitions. cyclomatic complexity: 207 Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 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) [2024-11-08 00:38:01,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 00:38:01,541 INFO L93 Difference]: Finished difference Result 329 states and 575 transitions. [2024-11-08 00:38:01,542 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 329 states and 575 transitions. [2024-11-08 00:38:01,544 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 149 [2024-11-08 00:38:01,550 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 329 states to 329 states and 575 transitions. [2024-11-08 00:38:01,552 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 329 [2024-11-08 00:38:01,552 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 329 [2024-11-08 00:38:01,552 INFO L73 IsDeterministic]: Start isDeterministic. Operand 329 states and 575 transitions. [2024-11-08 00:38:01,553 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 00:38:01,553 INFO L218 hiAutomatonCegarLoop]: Abstraction has 329 states and 575 transitions. [2024-11-08 00:38:01,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states and 575 transitions. [2024-11-08 00:38:01,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2024-11-08 00:38:01,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 329 states have (on average 1.7477203647416413) internal successors, (575), 328 states have internal predecessors, (575), 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) [2024-11-08 00:38:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 575 transitions. [2024-11-08 00:38:01,568 INFO L240 hiAutomatonCegarLoop]: Abstraction has 329 states and 575 transitions. [2024-11-08 00:38:01,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 00:38:01,568 INFO L425 stractBuchiCegarLoop]: Abstraction has 329 states and 575 transitions. [2024-11-08 00:38:01,569 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-08 00:38:01,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 329 states and 575 transitions. [2024-11-08 00:38:01,570 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 149 [2024-11-08 00:38:01,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 00:38:01,570 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 00:38:01,579 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 00:38:01,579 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 00:38:01,579 INFO L745 eck$LassoCheckResult]: Stem: 1381#$Ultimate##0 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(39, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0; 1382#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~ret44#1, main_#t~ret45#1, main_#t~post46#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;havoc main_#t~nondet4#1;assume 0 == main_#t~nondet4#1 || 1 == main_#t~nondet4#1;~ep12~0 := (if 0 == main_#t~nondet4#1 % 256 then 0 else 1);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;assume 0 == main_#t~nondet5#1 || 1 == main_#t~nondet5#1;~ep13~0 := (if 0 == main_#t~nondet5#1 % 256 then 0 else 1);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;assume 0 == main_#t~nondet6#1 || 1 == main_#t~nondet6#1;~ep14~0 := (if 0 == main_#t~nondet6#1 % 256 then 0 else 1);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;assume 0 == main_#t~nondet7#1 || 1 == main_#t~nondet7#1;~ep21~0 := (if 0 == main_#t~nondet7#1 % 256 then 0 else 1);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;assume 0 == main_#t~nondet8#1 || 1 == main_#t~nondet8#1;~ep23~0 := (if 0 == main_#t~nondet8#1 % 256 then 0 else 1);havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;assume 0 == main_#t~nondet9#1 || 1 == main_#t~nondet9#1;~ep24~0 := (if 0 == main_#t~nondet9#1 % 256 then 0 else 1);havoc main_#t~nondet9#1;havoc main_#t~nondet10#1;assume 0 == main_#t~nondet10#1 || 1 == main_#t~nondet10#1;~ep31~0 := (if 0 == main_#t~nondet10#1 % 256 then 0 else 1);havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;assume 0 == main_#t~nondet11#1 || 1 == main_#t~nondet11#1;~ep32~0 := (if 0 == main_#t~nondet11#1 % 256 then 0 else 1);havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume 0 == main_#t~nondet12#1 || 1 == main_#t~nondet12#1;~ep34~0 := (if 0 == main_#t~nondet12#1 % 256 then 0 else 1);havoc main_#t~nondet12#1;havoc main_#t~nondet13#1;assume 0 == main_#t~nondet13#1 || 1 == main_#t~nondet13#1;~ep41~0 := (if 0 == main_#t~nondet13#1 % 256 then 0 else 1);havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume 0 == main_#t~nondet14#1 || 1 == main_#t~nondet14#1;~ep42~0 := (if 0 == main_#t~nondet14#1 % 256 then 0 else 1);havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume 0 == main_#t~nondet15#1 || 1 == main_#t~nondet15#1;~ep43~0 := (if 0 == main_#t~nondet15#1 % 256 then 0 else 1);havoc main_#t~nondet15#1;havoc main_#t~nondet16#1;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;havoc main_#t~nondet17#1;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;havoc main_#t~nondet19#1;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;havoc main_#t~nondet20#1;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;havoc main_#t~nondet21#1;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;havoc main_#t~nondet22#1;assume 0 == main_#t~nondet22#1 || 1 == main_#t~nondet22#1;~mode1~0 := (if 0 == main_#t~nondet22#1 % 256 then 0 else 1);havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;havoc main_#t~nondet24#1;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_#t~nondet25#1;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;havoc main_#t~nondet26#1;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;havoc main_#t~nondet27#1;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;havoc main_#t~nondet28#1;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_#t~nondet29#1;assume 0 == main_#t~nondet29#1 || 1 == main_#t~nondet29#1;~mode2~0 := (if 0 == main_#t~nondet29#1 % 256 then 0 else 1);havoc main_#t~nondet29#1;havoc main_#t~nondet30#1;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;havoc main_#t~nondet31#1;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;havoc main_#t~nondet32#1;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;havoc main_#t~nondet33#1;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_#t~nondet34#1;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;havoc main_#t~nondet35#1;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;havoc main_#t~nondet36#1;assume 0 == main_#t~nondet36#1 || 1 == main_#t~nondet36#1;~mode3~0 := (if 0 == main_#t~nondet36#1 % 256 then 0 else 1);havoc main_#t~nondet36#1;havoc main_#t~nondet37#1;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;havoc main_#t~nondet38#1;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;havoc main_#t~nondet39#1;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;havoc main_#t~nondet40#1;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;havoc main_#t~nondet41#1;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;havoc main_#t~nondet42#1;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;havoc main_#t~nondet43#1;assume 0 == main_#t~nondet43#1 || 1 == main_#t~nondet43#1;~mode4~0 := (if 0 == main_#t~nondet43#1 % 256 then 0 else 1);havoc main_#t~nondet43#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r141~0#1, init_~r211~0#1, init_~r231~0#1, init_~r241~0#1, init_~r311~0#1, init_~r321~0#1, init_~r341~0#1, init_~r411~0#1, init_~r421~0#1, init_~r431~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r142~0#1, init_~tmp___1~0#1, init_~r212~0#1, init_~tmp___2~0#1, init_~r232~0#1, init_~tmp___3~0#1, init_~r242~0#1, init_~tmp___4~0#1, init_~r312~0#1, init_~tmp___5~0#1, init_~r322~0#1, init_~tmp___6~0#1, init_~r342~0#1, init_~tmp___7~0#1, init_~r412~0#1, init_~tmp___8~0#1, init_~r422~0#1, init_~tmp___9~0#1, init_~r432~0#1, init_~tmp___10~0#1, init_~r123~0#1, init_~tmp___11~0#1, init_~r133~0#1, init_~tmp___12~0#1, init_~r143~0#1, init_~tmp___13~0#1, init_~r213~0#1, init_~tmp___14~0#1, init_~r233~0#1, init_~tmp___15~0#1, init_~r243~0#1, init_~tmp___16~0#1, init_~r313~0#1, init_~tmp___17~0#1, init_~r323~0#1, init_~tmp___18~0#1, init_~r343~0#1, init_~tmp___19~0#1, init_~r413~0#1, init_~tmp___20~0#1, init_~r423~0#1, init_~tmp___21~0#1, init_~r433~0#1, init_~tmp___22~0#1, init_~tmp___23~0#1;havoc init_~r121~0#1;havoc init_~r131~0#1;havoc init_~r141~0#1;havoc init_~r211~0#1;havoc init_~r231~0#1;havoc init_~r241~0#1;havoc init_~r311~0#1;havoc init_~r321~0#1;havoc init_~r341~0#1;havoc init_~r411~0#1;havoc init_~r421~0#1;havoc init_~r431~0#1;havoc init_~r122~0#1;havoc init_~tmp~0#1;havoc init_~r132~0#1;havoc init_~tmp___0~0#1;havoc init_~r142~0#1;havoc init_~tmp___1~0#1;havoc init_~r212~0#1;havoc init_~tmp___2~0#1;havoc init_~r232~0#1;havoc init_~tmp___3~0#1;havoc init_~r242~0#1;havoc init_~tmp___4~0#1;havoc init_~r312~0#1;havoc init_~tmp___5~0#1;havoc init_~r322~0#1;havoc init_~tmp___6~0#1;havoc init_~r342~0#1;havoc init_~tmp___7~0#1;havoc init_~r412~0#1;havoc init_~tmp___8~0#1;havoc init_~r422~0#1;havoc init_~tmp___9~0#1;havoc init_~r432~0#1;havoc init_~tmp___10~0#1;havoc init_~r123~0#1;havoc init_~tmp___11~0#1;havoc init_~r133~0#1;havoc init_~tmp___12~0#1;havoc init_~r143~0#1;havoc init_~tmp___13~0#1;havoc init_~r213~0#1;havoc init_~tmp___14~0#1;havoc init_~r233~0#1;havoc init_~tmp___15~0#1;havoc init_~r243~0#1;havoc init_~tmp___16~0#1;havoc init_~r313~0#1;havoc init_~tmp___17~0#1;havoc init_~r323~0#1;havoc init_~tmp___18~0#1;havoc init_~r343~0#1;havoc init_~tmp___19~0#1;havoc init_~r413~0#1;havoc init_~tmp___20~0#1;havoc init_~r423~0#1;havoc init_~tmp___21~0#1;havoc init_~r433~0#1;havoc init_~tmp___22~0#1;havoc init_~tmp___23~0#1;init_~r121~0#1 := (if 0 == ~ep12~0 % 256 then 0 else 1);init_~r131~0#1 := (if 0 == ~ep13~0 % 256 then 0 else 1);init_~r141~0#1 := (if 0 == ~ep14~0 % 256 then 0 else 1);init_~r211~0#1 := (if 0 == ~ep21~0 % 256 then 0 else 1);init_~r231~0#1 := (if 0 == ~ep23~0 % 256 then 0 else 1);init_~r241~0#1 := (if 0 == ~ep24~0 % 256 then 0 else 1);init_~r311~0#1 := (if 0 == ~ep31~0 % 256 then 0 else 1);init_~r321~0#1 := (if 0 == ~ep32~0 % 256 then 0 else 1);init_~r341~0#1 := (if 0 == ~ep34~0 % 256 then 0 else 1);init_~r411~0#1 := (if 0 == ~ep41~0 % 256 then 0 else 1);init_~r421~0#1 := (if 0 == ~ep42~0 % 256 then 0 else 1);init_~r431~0#1 := (if 0 == ~ep43~0 % 256 then 0 else 1); 1372#L393 assume 0 != init_~r121~0#1 % 256;init_~tmp~0#1 := 1; 1286#L404 init_~r122~0#1 := (if 0 == (if 0 == init_~tmp~0#1 then 0 else 1) % 256 then 0 else 1); 1344#L414 assume 0 != init_~r131~0#1 % 256;init_~tmp___0~0#1 := 1; 1183#L425 init_~r132~0#1 := (if 0 == (if 0 == init_~tmp___0~0#1 then 0 else 1) % 256 then 0 else 1); 1416#L435 assume 0 != init_~r141~0#1 % 256;init_~tmp___1~0#1 := 1; 1235#L446 init_~r142~0#1 := (if 0 == (if 0 == init_~tmp___1~0#1 then 0 else 1) % 256 then 0 else 1); 1330#L456 assume 0 != init_~r211~0#1 % 256;init_~tmp___2~0#1 := 1; 1262#L467 init_~r212~0#1 := (if 0 == (if 0 == init_~tmp___2~0#1 then 0 else 1) % 256 then 0 else 1); 1359#L477 assume 0 != init_~r231~0#1 % 256;init_~tmp___3~0#1 := 1; 1265#L488 init_~r232~0#1 := (if 0 == (if 0 == init_~tmp___3~0#1 then 0 else 1) % 256 then 0 else 1); 1270#L498 assume 0 != init_~r241~0#1 % 256;init_~tmp___4~0#1 := 1; 1225#L509 init_~r242~0#1 := (if 0 == (if 0 == init_~tmp___4~0#1 then 0 else 1) % 256 then 0 else 1); 1240#L519 assume 0 != init_~r311~0#1 % 256;init_~tmp___5~0#1 := 1; 1172#L530 init_~r312~0#1 := (if 0 == (if 0 == init_~tmp___5~0#1 then 0 else 1) % 256 then 0 else 1); 1227#L540 assume 0 != init_~r321~0#1 % 256;init_~tmp___6~0#1 := 1; 1290#L551 init_~r322~0#1 := (if 0 == (if 0 == init_~tmp___6~0#1 then 0 else 1) % 256 then 0 else 1); 1273#L561 assume 0 != init_~r341~0#1 % 256;init_~tmp___7~0#1 := 1; 1251#L572 init_~r342~0#1 := (if 0 == (if 0 == init_~tmp___7~0#1 then 0 else 1) % 256 then 0 else 1); 1326#L582 assume 0 != init_~r411~0#1 % 256;init_~tmp___8~0#1 := 1; 1230#L593 init_~r412~0#1 := (if 0 == (if 0 == init_~tmp___8~0#1 then 0 else 1) % 256 then 0 else 1); 1278#L603 assume 0 != init_~r421~0#1 % 256;init_~tmp___9~0#1 := 1; 1214#L614 init_~r422~0#1 := (if 0 == (if 0 == init_~tmp___9~0#1 then 0 else 1) % 256 then 0 else 1); 1386#L624 assume 0 != init_~r431~0#1 % 256;init_~tmp___10~0#1 := 1; 1198#L635 init_~r432~0#1 := (if 0 == (if 0 == init_~tmp___10~0#1 then 0 else 1) % 256 then 0 else 1); 1199#L645 assume 0 != init_~r122~0#1 % 256;init_~tmp___11~0#1 := 1; 1248#L656 init_~r123~0#1 := (if 0 == (if 0 == init_~tmp___11~0#1 then 0 else 1) % 256 then 0 else 1); 1314#L666 assume 0 != init_~r132~0#1 % 256;init_~tmp___12~0#1 := 1; 1163#L677 init_~r133~0#1 := (if 0 == (if 0 == init_~tmp___12~0#1 then 0 else 1) % 256 then 0 else 1); 1164#L687 assume 0 != init_~r142~0#1 % 256;init_~tmp___13~0#1 := 1; 1221#L698 init_~r143~0#1 := (if 0 == (if 0 == init_~tmp___13~0#1 then 0 else 1) % 256 then 0 else 1); 1168#L708 assume 0 != init_~r212~0#1 % 256;init_~tmp___14~0#1 := 1; 1169#L719 init_~r213~0#1 := (if 0 == (if 0 == init_~tmp___14~0#1 then 0 else 1) % 256 then 0 else 1); 1385#L729 assume 0 != init_~r232~0#1 % 256;init_~tmp___15~0#1 := 1; 1316#L740 init_~r233~0#1 := (if 0 == (if 0 == init_~tmp___15~0#1 then 0 else 1) % 256 then 0 else 1); 1391#L750 assume 0 != init_~r242~0#1 % 256;init_~tmp___16~0#1 := 1; 1308#L761 init_~r243~0#1 := (if 0 == (if 0 == init_~tmp___16~0#1 then 0 else 1) % 256 then 0 else 1); 1309#L771 assume 0 != init_~r312~0#1 % 256;init_~tmp___17~0#1 := 1; 1162#L782 init_~r313~0#1 := (if 0 == (if 0 == init_~tmp___17~0#1 then 0 else 1) % 256 then 0 else 1); 1350#L792 assume 0 != init_~r322~0#1 % 256;init_~tmp___18~0#1 := 1; 1154#L803 init_~r323~0#1 := (if 0 == (if 0 == init_~tmp___18~0#1 then 0 else 1) % 256 then 0 else 1); 1195#L813 assume 0 != init_~r342~0#1 % 256;init_~tmp___19~0#1 := 1; 1231#L824 init_~r343~0#1 := (if 0 == (if 0 == init_~tmp___19~0#1 then 0 else 1) % 256 then 0 else 1); 1341#L834 assume 0 != init_~r412~0#1 % 256;init_~tmp___20~0#1 := 1; 1211#L845 init_~r413~0#1 := (if 0 == (if 0 == init_~tmp___20~0#1 then 0 else 1) % 256 then 0 else 1); 1174#L855 assume 0 != init_~r422~0#1 % 256;init_~tmp___21~0#1 := 1; 1175#L866 init_~r423~0#1 := (if 0 == (if 0 == init_~tmp___21~0#1 then 0 else 1) % 256 then 0 else 1); 1307#L876 assume 0 != init_~r432~0#1 % 256;init_~tmp___22~0#1 := 1; 1191#L887 init_~r433~0#1 := (if 0 == (if 0 == init_~tmp___22~0#1 then 0 else 1) % 256 then 0 else 1); 1353#L897 assume !(~id1~0 != ~id2~0);init_~tmp___23~0#1 := 0; 1187#L897-1 init_#res#1 := init_~tmp___23~0#1; 1304#init_returnLabel#1 main_#t~ret44#1 := init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r141~0#1, init_~r211~0#1, init_~r231~0#1, init_~r241~0#1, init_~r311~0#1, init_~r321~0#1, init_~r341~0#1, init_~r411~0#1, init_~r421~0#1, init_~r431~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r142~0#1, init_~tmp___1~0#1, init_~r212~0#1, init_~tmp___2~0#1, init_~r232~0#1, init_~tmp___3~0#1, init_~r242~0#1, init_~tmp___4~0#1, init_~r312~0#1, init_~tmp___5~0#1, init_~r322~0#1, init_~tmp___6~0#1, init_~r342~0#1, init_~tmp___7~0#1, init_~r412~0#1, init_~tmp___8~0#1, init_~r422~0#1, init_~tmp___9~0#1, init_~r432~0#1, init_~tmp___10~0#1, init_~r123~0#1, init_~tmp___11~0#1, init_~r133~0#1, init_~tmp___12~0#1, init_~r143~0#1, init_~tmp___13~0#1, init_~r213~0#1, init_~tmp___14~0#1, init_~r233~0#1, init_~tmp___15~0#1, init_~r243~0#1, init_~tmp___16~0#1, init_~r313~0#1, init_~tmp___17~0#1, init_~r323~0#1, init_~tmp___18~0#1, init_~r343~0#1, init_~tmp___19~0#1, init_~r413~0#1, init_~tmp___20~0#1, init_~r423~0#1, init_~tmp___21~0#1, init_~r433~0#1, init_~tmp___22~0#1, init_~tmp___23~0#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret44#1;havoc main_#t~ret44#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1305#L21 assume !(0 == assume_abort_if_not_~cond#1); 1322#L20 havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1369#L1155-2 [2024-11-08 00:38:01,580 INFO L747 eck$LassoCheckResult]: Loop: 1369#L1155-2 assume !!(main_~i2~0#1 < 8);assume { :begin_inline_node1 } true; 1476#L109 assume !(0 != ~mode1~0 % 256); 1475#L141 assume ~r1~0 < 3; 1323#L142 assume 0 != ~ep12~0 % 256;~p12_new~0 := (if (if ~max1~0 != ~nomsg~0 && ~p12_new~0 == ~nomsg~0 then ~max1~0 else ~p12_new~0) % 256 <= 127 then (if ~max1~0 != ~nomsg~0 && ~p12_new~0 == ~nomsg~0 then ~max1~0 else ~p12_new~0) % 256 else (if ~max1~0 != ~nomsg~0 && ~p12_new~0 == ~nomsg~0 then ~max1~0 else ~p12_new~0) % 256 - 256); 1311#L142-2 assume 0 != ~ep13~0 % 256;~p13_new~0 := (if (if ~max1~0 != ~nomsg~0 && ~p13_new~0 == ~nomsg~0 then ~max1~0 else ~p13_new~0) % 256 <= 127 then (if ~max1~0 != ~nomsg~0 && ~p13_new~0 == ~nomsg~0 then ~max1~0 else ~p13_new~0) % 256 else (if ~max1~0 != ~nomsg~0 && ~p13_new~0 == ~nomsg~0 then ~max1~0 else ~p13_new~0) % 256 - 256); 1271#L145-1 assume 0 != ~ep14~0 % 256;~p14_new~0 := (if (if ~max1~0 != ~nomsg~0 && ~p14_new~0 == ~nomsg~0 then ~max1~0 else ~p14_new~0) % 256 <= 127 then (if ~max1~0 != ~nomsg~0 && ~p14_new~0 == ~nomsg~0 then ~max1~0 else ~p14_new~0) % 256 else (if ~max1~0 != ~nomsg~0 && ~p14_new~0 == ~nomsg~0 then ~max1~0 else ~p14_new~0) % 256 - 256); 1272#L141-1 ~mode1~0 := 1; 1462#L109-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true; 1460#L162 assume !(0 != ~mode2~0 % 256); 1461#L194 assume !(~r2~0 < 3); 1449#L194-1 ~mode2~0 := 1; 1448#L162-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true; 1446#L215 assume !(0 != ~mode3~0 % 256); 1443#L247 assume !(~r3~0 < 3); 1439#L247-1 ~mode3~0 := 1; 1435#L215-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true; 1433#L268 assume !(0 != ~mode4~0 % 256); 1429#L300 assume !(~r4~0 < 3); 1427#L300-1 ~mode4~0 := 1; 1425#L268-2 assume { :end_inline_node4 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1424#L1026 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 1423#L1027 assume ~st1~0 + ~nl1~0 <= 1; 1422#L1028 assume ~st2~0 + ~nl2~0 <= 1; 1421#L1029 assume ~st3~0 + ~nl3~0 <= 1; 1420#L1030 assume ~st4~0 + ~nl4~0 <= 1; 1419#L1031 assume !(~r1~0 >= 3); 1396#L1034 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 1397#$Ultimate##630 assume ~r1~0 < 3; 1474#$Ultimate##634 assume !(~r1~0 >= 3); 1401#L1044 assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0; 1402#$Ultimate##638 assume ~r1~0 < 3;check_~tmp~1#1 := 1; 1480#L1026-1 check_#res#1 := check_~tmp~1#1; 1479#check_returnLabel#1 main_#t~ret45#1 := check_#res#1;havoc check_~tmp~1#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret45#1;havoc main_#t~ret45#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1478#L1198 assume !(0 == assert_~arg#1 % 256); 1477#L1193 havoc assert_~arg#1;havoc assert_#in~arg#1;assume { :end_inline_assert } true;main_#t~post46#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post46#1;havoc main_#t~post46#1; 1369#L1155-2 [2024-11-08 00:38:01,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 00:38:01,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1972521662, now seen corresponding path program 3 times [2024-11-08 00:38:01,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 00:38:01,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950673680] [2024-11-08 00:38:01,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 00:38:01,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 00:38:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 00:38:01,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 00:38:01,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 00:38:01,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950673680] [2024-11-08 00:38:01,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950673680] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 00:38:01,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 00:38:01,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 00:38:01,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321657723] [2024-11-08 00:38:01,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 00:38:01,833 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 00:38:01,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 00:38:01,834 INFO L85 PathProgramCache]: Analyzing trace with hash -2048235985, now seen corresponding path program 1 times [2024-11-08 00:38:01,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 00:38:01,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879204105] [2024-11-08 00:38:01,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 00:38:01,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 00:38:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 00:38:01,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 00:38:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 00:38:01,930 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 00:38:06,004 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 00:38:06,005 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 00:38:06,005 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 00:38:06,005 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 00:38:06,005 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 00:38:06,005 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 00:38:06,005 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 00:38:06,006 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 00:38:06,006 INFO L132 ssoRankerPreferences]: Filename of dumped script: pals_floodmax.4.1.ufo.BOUNDED-8.pals.c_Iteration3_Loop [2024-11-08 00:38:06,006 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 00:38:06,006 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 00:38:06,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,086 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:06,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:07,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:07,064 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:07,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:07,069 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 00:38:08,145 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2024-11-08 00:38:12,971 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 151018 conjunctions. This might take some time...