./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:44:28,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:44:28,807 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-19 14:44:28,811 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:44:28,811 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:44:28,837 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:44:28,838 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:44:28,838 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:44:28,839 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:44:28,839 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:44:28,840 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:44:28,840 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:44:28,840 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:44:28,841 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:44:28,841 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:44:28,841 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:44:28,842 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:44:28,842 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:44:28,842 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:44:28,843 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:44:28,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:44:28,844 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 14:44:28,844 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:44:28,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 14:44:28,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:44:28,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:44:28,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:44:28,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:44:28,846 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:44:28,846 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:44:28,846 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 14:44:28,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:44:28,847 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:44:28,847 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:44:28,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:44:28,848 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:44:28,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:44:28,848 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:44:28,849 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:44:28,849 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 [2024-11-19 14:44:29,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:44:29,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:44:29,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:44:29,148 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:44:29,148 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:44:29,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-11-19 14:44:30,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:44:30,738 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:44:30,739 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-11-19 14:44:30,746 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c67803d5b/cd87a42efd154ef0b7b188867deaf7da/FLAG60ba24eaf [2024-11-19 14:44:30,759 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c67803d5b/cd87a42efd154ef0b7b188867deaf7da [2024-11-19 14:44:30,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:44:30,762 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:44:30,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:44:30,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:44:30,768 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:44:30,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:44:30" (1/1) ... [2024-11-19 14:44:30,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cd88df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:30, skipping insertion in model container [2024-11-19 14:44:30,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:44:30" (1/1) ... [2024-11-19 14:44:30,793 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:44:31,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:44:31,016 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:44:31,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:44:31,063 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:44:31,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31 WrapperNode [2024-11-19 14:44:31,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:44:31,064 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:44:31,064 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:44:31,064 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:44:31,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,095 INFO L138 Inliner]: procedures = 42, calls = 29, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 146 [2024-11-19 14:44:31,095 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:44:31,096 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:44:31,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:44:31,096 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:44:31,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,111 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,142 INFO L175 MemorySlicer]: Split 13 memory accesses to 3 slices as follows [2, 10, 1]. 77 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 3 writes are split as follows [0, 2, 1]. [2024-11-19 14:44:31,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,157 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,158 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:44:31,161 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:44:31,162 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:44:31,162 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:44:31,163 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (1/1) ... [2024-11-19 14:44:31,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:31,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:31,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:31,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-19 14:44:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 14:44:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 14:44:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 14:44:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 14:44:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 14:44:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 14:44:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 14:44:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 14:44:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 14:44:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 14:44:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 14:44:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:44:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:44:31,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 14:44:31,331 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:44:31,333 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:44:31,562 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-11-19 14:44:31,563 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:44:31,576 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:44:31,577 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-19 14:44:31,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:31 BoogieIcfgContainer [2024-11-19 14:44:31,577 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:44:31,578 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:44:31,579 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:44:31,582 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:44:31,583 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:44:31,583 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:44:30" (1/3) ... [2024-11-19 14:44:31,584 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21c380c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:44:31, skipping insertion in model container [2024-11-19 14:44:31,584 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:44:31,584 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:31" (2/3) ... [2024-11-19 14:44:31,584 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21c380c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:44:31, skipping insertion in model container [2024-11-19 14:44:31,584 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:44:31,584 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:31" (3/3) ... [2024-11-19 14:44:31,586 INFO L332 chiAutomizerObserver]: Analyzing ICFG verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-11-19 14:44:31,633 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:44:31,633 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:44:31,634 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:44:31,634 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:44:31,634 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:44:31,634 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:44:31,634 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:44:31,634 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:44:31,637 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 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) [2024-11-19 14:44:31,650 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 29 [2024-11-19 14:44:31,650 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:31,650 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:31,656 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-19 14:44:31,656 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:44:31,657 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:44:31,657 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 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) [2024-11-19 14:44:31,662 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 29 [2024-11-19 14:44:31,662 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:31,663 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:31,663 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-19 14:44:31,663 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:44:31,669 INFO L745 eck$LassoCheckResult]: Stem: 34#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 26#L87-3true [2024-11-19 14:44:31,669 INFO L747 eck$LassoCheckResult]: Loop: 26#L87-3true assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 6#L87-2true main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 26#L87-3true [2024-11-19 14:44:31,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:31,675 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-19 14:44:31,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:31,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603906111] [2024-11-19 14:44:31,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:31,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:31,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:31,807 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:31,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:31,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-11-19 14:44:31,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:31,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986008605] [2024-11-19 14:44:31,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:31,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:31,819 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:31,827 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:31,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:31,828 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-11-19 14:44:31,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:31,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420022796] [2024-11-19 14:44:31,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:31,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:31,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:31,863 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:32,191 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:44:32,191 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:44:32,191 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:44:32,192 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:44:32,192 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:44:32,192 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:32,192 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:44:32,192 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:44:32,192 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration1_Lasso [2024-11-19 14:44:32,192 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:44:32,193 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:44:32,211 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:32,220 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:32,223 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:32,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:32,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:32,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:32,598 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:44:32,602 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:44:32,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:32,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:32,606 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:32,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-19 14:44:32,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:32,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:32,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:32,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:32,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:32,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:32,625 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:32,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:32,627 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:32,638 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-19 14:44:32,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:32,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:32,641 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:32,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-19 14:44:32,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:32,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:32,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:32,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:32,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:32,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:32,655 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:32,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:32,657 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:32,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-19 14:44:32,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:32,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:32,675 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:32,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-19 14:44:32,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:32,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:32,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:32,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:32,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:32,696 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:32,696 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:32,701 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:32,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-19 14:44:32,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:32,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:32,719 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:32,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-19 14:44:32,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:32,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:32,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:32,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:32,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:32,742 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:32,743 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:32,747 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:32,762 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-19 14:44:32,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:32,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:32,766 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:32,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-19 14:44:32,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:32,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:32,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:32,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:32,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:32,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:32,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:32,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:32,785 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:32,799 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:32,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:32,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:32,800 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:32,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-19 14:44:32,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:32,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:32,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:32,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:32,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:32,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:32,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:32,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:32,814 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:32,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-19 14:44:32,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:32,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:32,826 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:32,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-19 14:44:32,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:32,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:32,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:32,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:32,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:32,842 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:32,842 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:32,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:32,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:32,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:32,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:32,864 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:32,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-19 14:44:32,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:32,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:32,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:32,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:32,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:32,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:32,887 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:32,902 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:44:32,925 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-19 14:44:32,925 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-19 14:44:32,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:32,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:32,953 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:32,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-19 14:44:32,955 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:44:32,972 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-19 14:44:32,973 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:44:32,973 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 13*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2024-11-19 14:44:32,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-19 14:44:33,006 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-19 14:44:33,015 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-19 14:44:33,017 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-19 14:44:33,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:33,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:44:33,083 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:44:33,120 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-19 14:44:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:33,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 14:44:33,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:44:33,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:33,202 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-19 14:44:33,204 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:44:33,249 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 74 states and 111 transitions. Complement of second has 6 states. [2024-11-19 14:44:33,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-19 14:44:33,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:44:33,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 55 transitions. [2024-11-19 14:44:33,258 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-19 14:44:33,258 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:33,258 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-19 14:44:33,258 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:33,259 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-19 14:44:33,260 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:33,260 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 111 transitions. [2024-11-19 14:44:33,264 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27 [2024-11-19 14:44:33,269 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 34 states and 49 transitions. [2024-11-19 14:44:33,270 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2024-11-19 14:44:33,271 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-11-19 14:44:33,271 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 49 transitions. [2024-11-19 14:44:33,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:44:33,273 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 49 transitions. [2024-11-19 14:44:33,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 49 transitions. [2024-11-19 14:44:33,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2024-11-19 14:44:33,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 33 states have internal predecessors, (49), 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) [2024-11-19 14:44:33,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 49 transitions. [2024-11-19 14:44:33,300 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 49 transitions. [2024-11-19 14:44:33,300 INFO L425 stractBuchiCegarLoop]: Abstraction has 34 states and 49 transitions. [2024-11-19 14:44:33,300 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:44:33,300 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 49 transitions. [2024-11-19 14:44:33,302 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27 [2024-11-19 14:44:33,303 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:33,303 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:33,304 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-19 14:44:33,304 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:44:33,304 INFO L745 eck$LassoCheckResult]: Stem: 197#$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(43, 2); 179#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 180#L87-3 assume !(main_~i~1#1 < 7); 193#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 196#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 186#L63-4 [2024-11-19 14:44:33,304 INFO L747 eck$LassoCheckResult]: Loop: 186#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 168#L66 assume !parse_expression_list_#t~switch4#1; 169#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 187#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 188#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 186#L63-4 [2024-11-19 14:44:33,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:33,305 INFO L85 PathProgramCache]: Analyzing trace with hash 28696938, now seen corresponding path program 1 times [2024-11-19 14:44:33,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:33,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610684529] [2024-11-19 14:44:33,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:33,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:33,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:33,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:44:33,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610684529] [2024-11-19 14:44:33,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610684529] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:44:33,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:44:33,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 14:44:33,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770089978] [2024-11-19 14:44:33,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:44:33,417 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:44:33,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:33,417 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 1 times [2024-11-19 14:44:33,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:33,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159915640] [2024-11-19 14:44:33,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:33,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:33,431 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:33,436 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:33,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:44:33,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 14:44:33,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 14:44:33,496 INFO L87 Difference]: Start difference. First operand 34 states and 49 transitions. cyclomatic complexity: 17 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:44:33,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:44:33,509 INFO L93 Difference]: Finished difference Result 34 states and 44 transitions. [2024-11-19 14:44:33,509 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 44 transitions. [2024-11-19 14:44:33,514 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-11-19 14:44:33,514 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 32 states and 42 transitions. [2024-11-19 14:44:33,514 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-11-19 14:44:33,515 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-11-19 14:44:33,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 42 transitions. [2024-11-19 14:44:33,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:44:33,515 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 42 transitions. [2024-11-19 14:44:33,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 42 transitions. [2024-11-19 14:44:33,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 31. [2024-11-19 14:44:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 30 states have internal predecessors, (41), 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) [2024-11-19 14:44:33,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 41 transitions. [2024-11-19 14:44:33,519 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 41 transitions. [2024-11-19 14:44:33,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 14:44:33,520 INFO L425 stractBuchiCegarLoop]: Abstraction has 31 states and 41 transitions. [2024-11-19 14:44:33,520 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-19 14:44:33,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 41 transitions. [2024-11-19 14:44:33,522 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-11-19 14:44:33,522 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:33,522 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:33,523 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:44:33,523 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:44:33,523 INFO L745 eck$LassoCheckResult]: Stem: 268#$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(43, 2); 248#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 249#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 241#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 242#L87-3 assume !(main_~i~1#1 < 7); 264#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 267#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 256#L63-4 [2024-11-19 14:44:33,523 INFO L747 eck$LassoCheckResult]: Loop: 256#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 238#L66 assume !parse_expression_list_#t~switch4#1; 239#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 257#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 258#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 256#L63-4 [2024-11-19 14:44:33,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:33,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1809669544, now seen corresponding path program 1 times [2024-11-19 14:44:33,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:33,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421689847] [2024-11-19 14:44:33,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:33,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:33,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:33,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:44:33,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421689847] [2024-11-19 14:44:33,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421689847] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 14:44:33,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [704599697] [2024-11-19 14:44:33,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:33,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 14:44:33,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:33,605 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 14:44:33,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-19 14:44:33,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:33,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 14:44:33,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:44:33,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:33,684 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 14:44:33,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:33,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [704599697] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 14:44:33,705 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 14:44:33,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-19 14:44:33,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981921916] [2024-11-19 14:44:33,706 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 14:44:33,706 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:44:33,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:33,707 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 2 times [2024-11-19 14:44:33,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:33,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335819258] [2024-11-19 14:44:33,707 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:44:33,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:33,716 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:44:33,716 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:44:33,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:33,725 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:33,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:44:33,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 14:44:33,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-19 14:44:33,792 INFO L87 Difference]: Start difference. First operand 31 states and 41 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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) [2024-11-19 14:44:33,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:44:33,820 INFO L93 Difference]: Finished difference Result 37 states and 47 transitions. [2024-11-19 14:44:33,820 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 47 transitions. [2024-11-19 14:44:33,822 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-11-19 14:44:33,822 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 37 states and 47 transitions. [2024-11-19 14:44:33,823 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-11-19 14:44:33,823 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-11-19 14:44:33,823 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 47 transitions. [2024-11-19 14:44:33,823 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:44:33,823 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 47 transitions. [2024-11-19 14:44:33,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 47 transitions. [2024-11-19 14:44:33,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2024-11-19 14:44:33,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 37 states have (on average 1.2702702702702702) internal successors, (47), 36 states have internal predecessors, (47), 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) [2024-11-19 14:44:33,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2024-11-19 14:44:33,826 INFO L240 hiAutomatonCegarLoop]: Abstraction has 37 states and 47 transitions. [2024-11-19 14:44:33,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 14:44:33,827 INFO L425 stractBuchiCegarLoop]: Abstraction has 37 states and 47 transitions. [2024-11-19 14:44:33,827 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-19 14:44:33,827 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37 states and 47 transitions. [2024-11-19 14:44:33,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-11-19 14:44:33,828 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:33,828 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:33,828 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1] [2024-11-19 14:44:33,828 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:44:33,828 INFO L745 eck$LassoCheckResult]: Stem: 382#$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(43, 2); 362#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 363#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 355#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 356#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 378#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 388#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 387#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 386#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 385#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 384#L87-3 assume !(main_~i~1#1 < 7); 383#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 381#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 370#L63-4 [2024-11-19 14:44:33,829 INFO L747 eck$LassoCheckResult]: Loop: 370#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 352#L66 assume !parse_expression_list_#t~switch4#1; 353#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 371#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 372#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 370#L63-4 [2024-11-19 14:44:33,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:33,829 INFO L85 PathProgramCache]: Analyzing trace with hash 82232674, now seen corresponding path program 2 times [2024-11-19 14:44:33,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:33,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830894402] [2024-11-19 14:44:33,829 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:44:33,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:33,848 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-19 14:44:33,848 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-19 14:44:33,963 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:33,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:44:33,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830894402] [2024-11-19 14:44:33,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830894402] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 14:44:33,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [583535286] [2024-11-19 14:44:33,964 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:44:33,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 14:44:33,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:33,966 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 14:44:33,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-19 14:44:34,032 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-19 14:44:34,032 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-19 14:44:34,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 14:44:34,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:44:34,053 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:34,054 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 14:44:34,099 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:34,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [583535286] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 14:44:34,099 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 14:44:34,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 10 [2024-11-19 14:44:34,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814023636] [2024-11-19 14:44:34,099 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 14:44:34,100 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:44:34,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:34,100 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 3 times [2024-11-19 14:44:34,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:34,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790255650] [2024-11-19 14:44:34,100 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-19 14:44:34,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:34,104 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-19 14:44:34,104 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:44:34,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:34,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:34,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:34,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:44:34,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-19 14:44:34,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-19 14:44:34,165 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. cyclomatic complexity: 12 Second operand has 10 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2024-11-19 14:44:34,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:44:34,200 INFO L93 Difference]: Finished difference Result 43 states and 53 transitions. [2024-11-19 14:44:34,200 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 53 transitions. [2024-11-19 14:44:34,201 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-11-19 14:44:34,201 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 43 states and 53 transitions. [2024-11-19 14:44:34,201 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-11-19 14:44:34,201 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-11-19 14:44:34,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 53 transitions. [2024-11-19 14:44:34,202 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:44:34,202 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-11-19 14:44:34,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 53 transitions. [2024-11-19 14:44:34,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2024-11-19 14:44:34,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.2325581395348837) internal successors, (53), 42 states have internal predecessors, (53), 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) [2024-11-19 14:44:34,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 53 transitions. [2024-11-19 14:44:34,204 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-11-19 14:44:34,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 14:44:34,205 INFO L425 stractBuchiCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-11-19 14:44:34,205 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-19 14:44:34,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 53 transitions. [2024-11-19 14:44:34,206 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-11-19 14:44:34,206 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:34,206 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:34,207 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1] [2024-11-19 14:44:34,207 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:44:34,207 INFO L745 eck$LassoCheckResult]: Stem: 547#$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(43, 2); 527#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 528#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 520#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 521#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 544#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 559#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 558#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 557#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 556#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 555#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 554#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 553#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 552#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 551#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 550#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 549#L87-3 assume !(main_~i~1#1 < 7); 548#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 546#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 535#L63-4 [2024-11-19 14:44:34,207 INFO L747 eck$LassoCheckResult]: Loop: 535#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 517#L66 assume !parse_expression_list_#t~switch4#1; 518#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 536#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 537#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 535#L63-4 [2024-11-19 14:44:34,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:34,207 INFO L85 PathProgramCache]: Analyzing trace with hash 72219036, now seen corresponding path program 3 times [2024-11-19 14:44:34,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:34,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003764025] [2024-11-19 14:44:34,208 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-19 14:44:34,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:34,240 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-11-19 14:44:34,244 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:44:34,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:34,273 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:34,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:34,277 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 4 times [2024-11-19 14:44:34,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:34,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511658334] [2024-11-19 14:44:34,277 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-19 14:44:34,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:34,284 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-19 14:44:34,284 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:44:34,284 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:34,290 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:34,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:34,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1772926460, now seen corresponding path program 1 times [2024-11-19 14:44:34,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:34,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714611515] [2024-11-19 14:44:34,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:34,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:34,321 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:34,350 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:37,651 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:44:37,652 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:44:37,652 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:44:37,652 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:44:37,652 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:44:37,652 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:37,652 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:44:37,652 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:44:37,652 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration5_Lasso [2024-11-19 14:44:37,652 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:44:37,653 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:44:37,656 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:37,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:37,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:37,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:37,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:37,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:37,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:37,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:37,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:37,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:37,693 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,031 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,083 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:38,378 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:44:38,379 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:44:38,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,381 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-19 14:44:38,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:38,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:38,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:38,395 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,406 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-19 14:44:38,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,408 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-19 14:44:38,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:38,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:38,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:38,425 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,437 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-19 14:44:38,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:38,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,449 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:38,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:38,450 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,463 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-19 14:44:38,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:38,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:38,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:38,476 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,490 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,491 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-19 14:44:38,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:38,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:38,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:38,505 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,517 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-19 14:44:38,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:38,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:38,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:38,532 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,547 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-19 14:44:38,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,549 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-19 14:44:38,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:38,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:38,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:38,569 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-19 14:44:38,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,588 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-19 14:44:38,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,604 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:38,604 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:38,607 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,622 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-19 14:44:38,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,624 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-19 14:44:38,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:38,637 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:38,640 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,652 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-19 14:44:38,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,666 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:38,666 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:38,671 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,686 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,688 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-19 14:44:38,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,705 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:38,705 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:38,708 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,724 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-19 14:44:38,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,726 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-19 14:44:38,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:38,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:38,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:38,746 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,763 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-19 14:44:38,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,787 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:38,788 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:38,791 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,808 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-19 14:44:38,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:38,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:38,831 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,848 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-19 14:44:38,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,867 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:38,867 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:38,870 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,883 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-19 14:44:38,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,885 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-19 14:44:38,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:38,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:38,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:38,898 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,909 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,910 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-19 14:44:38,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:38,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:38,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:38,924 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,936 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,937 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-19 14:44:38,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,953 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:38,953 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:38,956 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:38,971 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:38,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:38,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:38,973 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:38,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-19 14:44:38,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:38,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:38,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:38,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:38,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:38,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:38,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:38,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:38,993 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:39,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:39,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:39,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:39,009 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:39,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-19 14:44:39,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:39,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:39,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:39,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:39,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:39,023 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:39,023 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:39,027 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:39,037 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:39,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:39,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:39,038 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:39,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-19 14:44:39,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:39,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:39,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:39,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:39,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:39,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:39,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:39,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:39,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:39,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:39,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:39,071 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:39,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-19 14:44:39,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:39,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:39,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:39,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:39,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:39,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:39,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:39,099 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:44:39,125 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-11-19 14:44:39,125 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-19 14:44:39,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:39,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:39,127 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:39,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-19 14:44:39,129 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:44:39,141 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-19 14:44:39,142 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:44:39,142 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~str#1.offset, v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_2, ULTIMATE.start_parse_expression_list_~i~0#1) = -1*ULTIMATE.start_parse_expression_list_~str#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_2 - 1*ULTIMATE.start_parse_expression_list_~i~0#1 Supporting invariants [] [2024-11-19 14:44:39,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:39,185 INFO L156 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2024-11-19 14:44:39,187 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-19 14:44:39,187 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-19 14:44:39,187 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~str!offset [2024-11-19 14:44:39,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:39,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 14:44:39,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:44:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:39,274 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 14:44:39,274 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:44:39,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:39,317 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-19 14:44:39,317 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2024-11-19 14:44:39,369 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 12. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 69 states and 88 transitions. Complement of second has 5 states. [2024-11-19 14:44:39,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-19 14:44:39,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2024-11-19 14:44:39,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 41 transitions. [2024-11-19 14:44:39,370 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 19 letters. Loop has 5 letters. [2024-11-19 14:44:39,371 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:39,371 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 24 letters. Loop has 5 letters. [2024-11-19 14:44:39,372 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:39,372 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 19 letters. Loop has 10 letters. [2024-11-19 14:44:39,372 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:39,372 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 88 transitions. [2024-11-19 14:44:39,373 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-19 14:44:39,374 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 56 states and 72 transitions. [2024-11-19 14:44:39,374 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-11-19 14:44:39,374 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-11-19 14:44:39,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 72 transitions. [2024-11-19 14:44:39,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:44:39,375 INFO L218 hiAutomatonCegarLoop]: Abstraction has 56 states and 72 transitions. [2024-11-19 14:44:39,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 72 transitions. [2024-11-19 14:44:39,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 55. [2024-11-19 14:44:39,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.290909090909091) internal successors, (71), 54 states have internal predecessors, (71), 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) [2024-11-19 14:44:39,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 71 transitions. [2024-11-19 14:44:39,378 INFO L240 hiAutomatonCegarLoop]: Abstraction has 55 states and 71 transitions. [2024-11-19 14:44:39,378 INFO L425 stractBuchiCegarLoop]: Abstraction has 55 states and 71 transitions. [2024-11-19 14:44:39,378 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-19 14:44:39,378 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 71 transitions. [2024-11-19 14:44:39,379 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-19 14:44:39,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:39,379 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:39,380 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:44:39,380 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-19 14:44:39,380 INFO L745 eck$LassoCheckResult]: Stem: 821#$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(43, 2); 793#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 794#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 783#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 784#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 817#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 833#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 832#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 831#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 830#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 829#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 828#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 827#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 826#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 825#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 824#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 823#L87-3 assume !(main_~i~1#1 < 7); 822#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 820#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 803#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 779#L66 assume parse_expression_list_#t~switch4#1; 782#L67-5 [2024-11-19 14:44:39,380 INFO L747 eck$LassoCheckResult]: Loop: 782#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 791#L67-1 assume parse_expression_list_#t~short7#1; 807#L67-3 assume !!parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1; 782#L67-5 [2024-11-19 14:44:39,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:39,381 INFO L85 PathProgramCache]: Analyzing trace with hash 683017663, now seen corresponding path program 1 times [2024-11-19 14:44:39,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:39,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731948892] [2024-11-19 14:44:39,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:39,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:39,407 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:39,426 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:39,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:39,426 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 1 times [2024-11-19 14:44:39,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:39,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907367986] [2024-11-19 14:44:39,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:39,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:39,430 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:39,433 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:39,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:39,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1775817142, now seen corresponding path program 1 times [2024-11-19 14:44:39,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:39,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778594993] [2024-11-19 14:44:39,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:39,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:39,602 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-19 14:44:39,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:44:39,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778594993] [2024-11-19 14:44:39,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778594993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:44:39,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:44:39,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 14:44:39,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135870391] [2024-11-19 14:44:39,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:44:39,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:44:39,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 14:44:39,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-19 14:44:39,798 INFO L87 Difference]: Start difference. First operand 55 states and 71 transitions. cyclomatic complexity: 20 Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 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) [2024-11-19 14:44:39,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:44:39,901 INFO L93 Difference]: Finished difference Result 85 states and 112 transitions. [2024-11-19 14:44:39,901 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 85 states and 112 transitions. [2024-11-19 14:44:39,902 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2024-11-19 14:44:39,903 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 85 states to 85 states and 112 transitions. [2024-11-19 14:44:39,903 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2024-11-19 14:44:39,903 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2024-11-19 14:44:39,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 85 states and 112 transitions. [2024-11-19 14:44:39,904 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:44:39,904 INFO L218 hiAutomatonCegarLoop]: Abstraction has 85 states and 112 transitions. [2024-11-19 14:44:39,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states and 112 transitions. [2024-11-19 14:44:39,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 62. [2024-11-19 14:44:39,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.2903225806451613) internal successors, (80), 61 states have internal predecessors, (80), 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) [2024-11-19 14:44:39,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 80 transitions. [2024-11-19 14:44:39,908 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 80 transitions. [2024-11-19 14:44:39,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 14:44:39,909 INFO L425 stractBuchiCegarLoop]: Abstraction has 62 states and 80 transitions. [2024-11-19 14:44:39,909 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-19 14:44:39,909 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 80 transitions. [2024-11-19 14:44:39,910 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-19 14:44:39,910 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:39,910 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:39,911 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:44:39,911 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-19 14:44:39,911 INFO L745 eck$LassoCheckResult]: Stem: 978#$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(43, 2); 947#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 948#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 939#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 940#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 972#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 990#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 989#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 988#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 987#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 986#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 985#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 984#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 983#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 982#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 981#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 980#L87-3 assume !(main_~i~1#1 < 7); 979#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 977#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 957#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 958#L66 assume !parse_expression_list_#t~switch4#1; 934#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 960#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 961#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 959#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 933#L66 assume parse_expression_list_#t~switch4#1; 936#L67-5 [2024-11-19 14:44:39,911 INFO L747 eck$LassoCheckResult]: Loop: 936#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 945#L67-1 assume parse_expression_list_#t~short7#1; 994#L67-3 assume !!parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1; 936#L67-5 [2024-11-19 14:44:39,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:39,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1319689255, now seen corresponding path program 1 times [2024-11-19 14:44:39,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:39,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147329812] [2024-11-19 14:44:39,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:39,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:39,939 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:39,955 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:39,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:39,955 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 2 times [2024-11-19 14:44:39,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:39,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692615905] [2024-11-19 14:44:39,956 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:44:39,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:39,959 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:44:39,959 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:44:39,959 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:39,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:39,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:39,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1267999006, now seen corresponding path program 1 times [2024-11-19 14:44:39,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:39,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313611046] [2024-11-19 14:44:39,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:39,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:39,980 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:39,995 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:43,345 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:44:43,345 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:44:43,345 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:44:43,345 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:44:43,345 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:44:43,345 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:43,346 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:44:43,346 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:44:43,346 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration7_Lasso [2024-11-19 14:44:43,346 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:44:43,346 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:44:43,348 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,355 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,356 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,359 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,361 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,362 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,365 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,368 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,370 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,372 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,387 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,719 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,721 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,728 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,729 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,733 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,739 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,741 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:43,982 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:44:43,982 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:44:43,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:43,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:43,985 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:43,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-19 14:44:43,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:43,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:43,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:43,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:43,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:43,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:43,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:43,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:43,999 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:44,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,021 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-19 14:44:44,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,034 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,044 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-19 14:44:44,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,046 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-19 14:44:44,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,058 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,060 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,070 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-19 14:44:44,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,071 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-19 14:44:44,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,084 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:44,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,096 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-19 14:44:44,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,110 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,120 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-19 14:44:44,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,121 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-19 14:44:44,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,134 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-19 14:44:44,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,146 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-19 14:44:44,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,159 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,169 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-19 14:44:44,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,170 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-19 14:44:44,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,184 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,185 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:44,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,197 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-19 14:44:44,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,211 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,221 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-19 14:44:44,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,223 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-19 14:44:44,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,238 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,248 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:44,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,249 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-19 14:44:44,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,267 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,282 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-19 14:44:44,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,284 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-19 14:44:44,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,300 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-19 14:44:44,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,311 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-19 14:44:44,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,330 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,345 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-19 14:44:44,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,347 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-19 14:44:44,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,366 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,378 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-19 14:44:44,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,380 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-19 14:44:44,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,393 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,395 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:44,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,407 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-19 14:44:44,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,421 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,431 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-19 14:44:44,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,433 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-19 14:44:44,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:44,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:44,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:44,445 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-19 14:44:44,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,457 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-19 14:44:44,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,475 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,490 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-11-19 14:44:44,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,492 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-19 14:44:44,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,510 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,520 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-19 14:44:44,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,521 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-19 14:44:44,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,533 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,533 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,535 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,545 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-19 14:44:44,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,546 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-19 14:44:44,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,558 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,558 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,560 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,570 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-19 14:44:44,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,571 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-19 14:44:44,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,586 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-19 14:44:44,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,597 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-19 14:44:44,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,608 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-19 14:44:44,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,610 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-19 14:44:44,610 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,614 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-19 14:44:44,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,625 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-19 14:44:44,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,637 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,639 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,649 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-19 14:44:44,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,650 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-19 14:44:44,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,663 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,664 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,674 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:44,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,676 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-19 14:44:44,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,688 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,688 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,691 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,706 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-19 14:44:44,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,708 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-19 14:44:44,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,728 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:44,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,746 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-19 14:44:44,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,769 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:44,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,786 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-19 14:44:44,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,803 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,803 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,806 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:44,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,817 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-19 14:44:44,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,831 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,831 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,836 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:44,849 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-19 14:44:44,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,852 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:44,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-19 14:44:44,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:44,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:44,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:44,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:44,871 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:44,871 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:44,878 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:44:44,892 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-19 14:44:44,892 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-19 14:44:44,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:44,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:44,893 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:44,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-19 14:44:44,894 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:44:44,904 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-19 14:44:44,905 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:44:44,905 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~str#1.offset, ULTIMATE.start_parse_expression_list_~start~0#1, v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_2) = -1*ULTIMATE.start_parse_expression_list_~str#1.offset - 1*ULTIMATE.start_parse_expression_list_~start~0#1 + 1*v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_2 Supporting invariants [] [2024-11-19 14:44:44,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2024-11-19 14:44:44,943 INFO L156 tatePredicateManager]: 13 out of 13 supporting invariants were superfluous and have been removed [2024-11-19 14:44:44,945 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-19 14:44:44,945 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-19 14:44:44,946 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~str!offset [2024-11-19 14:44:44,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:44,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:44:44,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:44:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:45,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-19 14:44:45,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:44:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:45,055 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-19 14:44:45,055 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 62 states and 80 transitions. cyclomatic complexity: 22 Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:44:45,112 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 62 states and 80 transitions. cyclomatic complexity: 22. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 165 states and 226 transitions. Complement of second has 7 states. [2024-11-19 14:44:45,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-19 14:44:45,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:44:45,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 55 transitions. [2024-11-19 14:44:45,117 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 26 letters. Loop has 3 letters. [2024-11-19 14:44:45,117 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:45,117 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 29 letters. Loop has 3 letters. [2024-11-19 14:44:45,118 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:45,118 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 26 letters. Loop has 6 letters. [2024-11-19 14:44:45,118 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:45,118 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 165 states and 226 transitions. [2024-11-19 14:44:45,119 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 18 [2024-11-19 14:44:45,120 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 165 states to 129 states and 174 transitions. [2024-11-19 14:44:45,120 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2024-11-19 14:44:45,122 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2024-11-19 14:44:45,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 129 states and 174 transitions. [2024-11-19 14:44:45,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:44:45,123 INFO L218 hiAutomatonCegarLoop]: Abstraction has 129 states and 174 transitions. [2024-11-19 14:44:45,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states and 174 transitions. [2024-11-19 14:44:45,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 88. [2024-11-19 14:44:45,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.3522727272727273) internal successors, (119), 87 states have internal predecessors, (119), 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) [2024-11-19 14:44:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 119 transitions. [2024-11-19 14:44:45,131 INFO L240 hiAutomatonCegarLoop]: Abstraction has 88 states and 119 transitions. [2024-11-19 14:44:45,131 INFO L425 stractBuchiCegarLoop]: Abstraction has 88 states and 119 transitions. [2024-11-19 14:44:45,131 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-19 14:44:45,132 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 119 transitions. [2024-11-19 14:44:45,132 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-19 14:44:45,135 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:45,136 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:45,137 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:44:45,137 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-19 14:44:45,138 INFO L745 eck$LassoCheckResult]: Stem: 1376#$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(43, 2); 1338#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1339#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1328#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1329#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1367#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1390#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1389#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1388#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1387#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1386#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1385#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1384#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1383#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1382#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1381#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1380#L87-3 assume !(main_~i~1#1 < 7); 1377#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1375#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1348#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1349#L66 assume parse_expression_list_#t~switch4#1; 1398#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 1409#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 1407#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 1406#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1371#L66-1 assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1; 1342#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1331#L70-8 [2024-11-19 14:44:45,138 INFO L747 eck$LassoCheckResult]: Loop: 1331#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 1346#L70-1 assume !parse_expression_list_#t~short14#1; 1330#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 1331#L70-8 [2024-11-19 14:44:45,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:45,138 INFO L85 PathProgramCache]: Analyzing trace with hash 2040510092, now seen corresponding path program 1 times [2024-11-19 14:44:45,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:45,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128013358] [2024-11-19 14:44:45,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:45,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:45,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:45,175 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:45,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:45,176 INFO L85 PathProgramCache]: Analyzing trace with hash 89761, now seen corresponding path program 1 times [2024-11-19 14:44:45,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:45,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62796815] [2024-11-19 14:44:45,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:45,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:45,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:44:45,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62796815] [2024-11-19 14:44:45,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62796815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:44:45,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:44:45,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 14:44:45,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305505270] [2024-11-19 14:44:45,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:44:45,190 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-19 14:44:45,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:44:45,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 14:44:45,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 14:44:45,191 INFO L87 Difference]: Start difference. First operand 88 states and 119 transitions. cyclomatic complexity: 38 Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 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) [2024-11-19 14:44:45,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:44:45,206 INFO L93 Difference]: Finished difference Result 90 states and 120 transitions. [2024-11-19 14:44:45,207 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 90 states and 120 transitions. [2024-11-19 14:44:45,207 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-19 14:44:45,208 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 90 states to 89 states and 119 transitions. [2024-11-19 14:44:45,208 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2024-11-19 14:44:45,208 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2024-11-19 14:44:45,211 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 119 transitions. [2024-11-19 14:44:45,211 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:44:45,211 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 119 transitions. [2024-11-19 14:44:45,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 119 transitions. [2024-11-19 14:44:45,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-11-19 14:44:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.3370786516853932) internal successors, (119), 88 states have internal predecessors, (119), 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) [2024-11-19 14:44:45,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 119 transitions. [2024-11-19 14:44:45,218 INFO L240 hiAutomatonCegarLoop]: Abstraction has 89 states and 119 transitions. [2024-11-19 14:44:45,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 14:44:45,221 INFO L425 stractBuchiCegarLoop]: Abstraction has 89 states and 119 transitions. [2024-11-19 14:44:45,221 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-19 14:44:45,221 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 119 transitions. [2024-11-19 14:44:45,221 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-19 14:44:45,221 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:45,221 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:45,222 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:44:45,222 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:44:45,222 INFO L745 eck$LassoCheckResult]: Stem: 1555#$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(43, 2); 1522#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1523#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1510#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1511#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1548#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1576#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1573#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1572#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1570#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1567#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1565#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1562#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1561#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1560#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1559#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1558#L87-3 assume !(main_~i~1#1 < 7); 1556#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1554#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1533#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1506#L66 assume parse_expression_list_#t~switch4#1; 1508#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 1517#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 1538#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 1539#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1545#L66-1 assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1; 1526#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1515#L70-8 [2024-11-19 14:44:45,222 INFO L747 eck$LassoCheckResult]: Loop: 1515#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 1531#L70-1 assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1; 1552#L70-2 assume parse_expression_list_#t~short13#1; 1542#L70-4 parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1; 1514#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 1515#L70-8 [2024-11-19 14:44:45,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:45,225 INFO L85 PathProgramCache]: Analyzing trace with hash 2040510092, now seen corresponding path program 2 times [2024-11-19 14:44:45,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:45,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705400637] [2024-11-19 14:44:45,225 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:44:45,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:45,250 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-19 14:44:45,250 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:44:45,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:45,272 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:45,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:45,273 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 1 times [2024-11-19 14:44:45,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:45,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384035142] [2024-11-19 14:44:45,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:45,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:45,281 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:45,284 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:45,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:45,285 INFO L85 PathProgramCache]: Analyzing trace with hash 907257627, now seen corresponding path program 1 times [2024-11-19 14:44:45,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:45,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156172210] [2024-11-19 14:44:45,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:45,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:45,421 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-19 14:44:45,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:44:45,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156172210] [2024-11-19 14:44:45,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156172210] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:44:45,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:44:45,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-19 14:44:45,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875582562] [2024-11-19 14:44:45,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:44:45,447 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2024-11-19 14:44:45,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:44:45,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 14:44:45,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-19 14:44:45,503 INFO L87 Difference]: Start difference. First operand 89 states and 119 transitions. cyclomatic complexity: 37 Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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) [2024-11-19 14:44:45,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:44:45,566 INFO L93 Difference]: Finished difference Result 122 states and 153 transitions. [2024-11-19 14:44:45,566 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 122 states and 153 transitions. [2024-11-19 14:44:45,567 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-19 14:44:45,568 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 122 states to 110 states and 140 transitions. [2024-11-19 14:44:45,568 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2024-11-19 14:44:45,568 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2024-11-19 14:44:45,568 INFO L73 IsDeterministic]: Start isDeterministic. Operand 110 states and 140 transitions. [2024-11-19 14:44:45,569 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:44:45,569 INFO L218 hiAutomatonCegarLoop]: Abstraction has 110 states and 140 transitions. [2024-11-19 14:44:45,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states and 140 transitions. [2024-11-19 14:44:45,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 93. [2024-11-19 14:44:45,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 93 states have (on average 1.3010752688172043) internal successors, (121), 92 states have internal predecessors, (121), 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) [2024-11-19 14:44:45,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 121 transitions. [2024-11-19 14:44:45,576 INFO L240 hiAutomatonCegarLoop]: Abstraction has 93 states and 121 transitions. [2024-11-19 14:44:45,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 14:44:45,577 INFO L425 stractBuchiCegarLoop]: Abstraction has 93 states and 121 transitions. [2024-11-19 14:44:45,577 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-19 14:44:45,577 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 93 states and 121 transitions. [2024-11-19 14:44:45,578 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-19 14:44:45,578 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:45,578 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:45,579 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:44:45,579 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:44:45,579 INFO L745 eck$LassoCheckResult]: Stem: 1781#$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(43, 2); 1746#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1747#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1735#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1736#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1773#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1822#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1821#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1820#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1818#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1817#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1816#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1815#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1813#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1811#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1807#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1806#L87-3 assume !(main_~i~1#1 < 7); 1782#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1780#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1757#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1732#L66 assume !parse_expression_list_#t~switch4#1; 1733#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 1824#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 1823#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 1805#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1803#L66 assume parse_expression_list_#t~switch4#1; 1799#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 1795#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 1762#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 1763#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1776#L66-1 assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1; 1750#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1740#L70-8 [2024-11-19 14:44:45,579 INFO L747 eck$LassoCheckResult]: Loop: 1740#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 1755#L70-1 assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1; 1778#L70-2 assume parse_expression_list_#t~short13#1; 1766#L70-4 parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1; 1739#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 1740#L70-8 [2024-11-19 14:44:45,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:45,580 INFO L85 PathProgramCache]: Analyzing trace with hash -719184140, now seen corresponding path program 1 times [2024-11-19 14:44:45,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:45,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665600012] [2024-11-19 14:44:45,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:45,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:45,599 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:45,613 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:45,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:45,615 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 2 times [2024-11-19 14:44:45,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:45,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267184596] [2024-11-19 14:44:45,615 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:44:45,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:45,620 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:44:45,620 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:44:45,620 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:45,623 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:45,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:45,623 INFO L85 PathProgramCache]: Analyzing trace with hash -448118861, now seen corresponding path program 1 times [2024-11-19 14:44:45,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:45,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110492448] [2024-11-19 14:44:45,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:45,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-19 14:44:45,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:44:45,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110492448] [2024-11-19 14:44:45,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110492448] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 14:44:45,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [443295123] [2024-11-19 14:44:45,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:45,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 14:44:45,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:45,718 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 14:44:45,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Waiting until timeout for monitored process [2024-11-19 14:44:45,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:45,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 14:44:45,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:44:45,847 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-19 14:44:45,847 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 14:44:45,888 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-19 14:44:45,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [443295123] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 14:44:45,888 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 14:44:45,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 7 [2024-11-19 14:44:45,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132901247] [2024-11-19 14:44:45,889 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 14:44:45,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:44:45,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 14:44:45,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-19 14:44:45,955 INFO L87 Difference]: Start difference. First operand 93 states and 121 transitions. cyclomatic complexity: 35 Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:44:46,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:44:46,045 INFO L93 Difference]: Finished difference Result 164 states and 214 transitions. [2024-11-19 14:44:46,045 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 164 states and 214 transitions. [2024-11-19 14:44:46,046 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-11-19 14:44:46,047 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 164 states to 149 states and 192 transitions. [2024-11-19 14:44:46,047 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2024-11-19 14:44:46,047 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2024-11-19 14:44:46,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 149 states and 192 transitions. [2024-11-19 14:44:46,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:44:46,048 INFO L218 hiAutomatonCegarLoop]: Abstraction has 149 states and 192 transitions. [2024-11-19 14:44:46,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states and 192 transitions. [2024-11-19 14:44:46,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 132. [2024-11-19 14:44:46,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 132 states have (on average 1.3106060606060606) internal successors, (173), 131 states have internal predecessors, (173), 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) [2024-11-19 14:44:46,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 173 transitions. [2024-11-19 14:44:46,056 INFO L240 hiAutomatonCegarLoop]: Abstraction has 132 states and 173 transitions. [2024-11-19 14:44:46,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-19 14:44:46,058 INFO L425 stractBuchiCegarLoop]: Abstraction has 132 states and 173 transitions. [2024-11-19 14:44:46,059 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-19 14:44:46,059 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 132 states and 173 transitions. [2024-11-19 14:44:46,060 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-11-19 14:44:46,060 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:46,060 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:46,061 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:44:46,061 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:44:46,061 INFO L745 eck$LassoCheckResult]: Stem: 2275#$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(43, 2); 2239#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 2240#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2228#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2229#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2267#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2323#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2322#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2321#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2317#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2316#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2315#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2314#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2313#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2311#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2308#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2307#L87-3 assume !(main_~i~1#1 < 7); 2276#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 2274#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2250#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2251#L66 assume !parse_expression_list_#t~switch4#1; 2327#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 2326#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2325#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 2252#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2225#L66 assume !parse_expression_list_#t~switch4#1; 2226#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 2253#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2254#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 2305#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2302#L66 assume parse_expression_list_#t~switch4#1; 2301#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 2297#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 2290#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 2286#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 2281#L66-1 assume 34 == parse_expression_list_#t~mem9#1;havoc parse_expression_list_#t~mem9#1;parse_expression_list_#t~post10#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post10#1; 2243#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2233#L70-8 [2024-11-19 14:44:46,061 INFO L747 eck$LassoCheckResult]: Loop: 2233#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 2248#L70-1 assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1; 2271#L70-2 assume parse_expression_list_#t~short13#1; 2259#L70-4 parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1; 2232#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 2233#L70-8 [2024-11-19 14:44:46,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:46,062 INFO L85 PathProgramCache]: Analyzing trace with hash -2074560690, now seen corresponding path program 1 times [2024-11-19 14:44:46,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:46,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968496935] [2024-11-19 14:44:46,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:46,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:46,080 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:46,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:46,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:46,098 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 3 times [2024-11-19 14:44:46,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:46,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794626973] [2024-11-19 14:44:46,098 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-19 14:44:46,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:46,103 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-19 14:44:46,103 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:44:46,103 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:46,106 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:46,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:46,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1107742617, now seen corresponding path program 1 times [2024-11-19 14:44:46,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:46,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200323653] [2024-11-19 14:44:46,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:46,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:46,128 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:46,145 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:50,141 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:44:50,141 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:44:50,141 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:44:50,141 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:44:50,141 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:44:50,141 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:50,141 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:44:50,141 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:44:50,141 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration11_Lasso [2024-11-19 14:44:50,141 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:44:50,141 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:44:50,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,150 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,464 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,466 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,467 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,476 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,477 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,483 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,486 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,489 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,490 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,492 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,493 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,497 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,498 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,500 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,505 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,508 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,516 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:44:50,799 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:44:50,799 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:44:50,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:50,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:50,802 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:50,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-19 14:44:50,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:50,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:50,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:50,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:50,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:50,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:50,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:50,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:50,814 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:50,824 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-11-19 14:44:50,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:50,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:50,825 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:50,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-19 14:44:50,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:50,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:50,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:50,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:50,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:50,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:50,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:50,840 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:50,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:50,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:50,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:50,851 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:50,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-19 14:44:50,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:50,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:50,863 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-19 14:44:50,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:50,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:50,866 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-19 14:44:50,866 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:50,873 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:50,885 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-11-19 14:44:50,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:50,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:50,887 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:50,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-19 14:44:50,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:50,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:50,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:50,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:50,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:50,900 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:50,900 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:50,903 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:50,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-11-19 14:44:50,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:50,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:50,915 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:50,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-11-19 14:44:50,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:50,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:50,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:50,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:50,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:50,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:50,927 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:50,929 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:50,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-11-19 14:44:50,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:50,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:50,940 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:50,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-11-19 14:44:50,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:50,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:50,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:50,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:50,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:50,953 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:50,953 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:50,956 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:50,966 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:50,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:50,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:50,967 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:50,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-11-19 14:44:50,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:50,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:50,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:50,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:50,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:50,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:50,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:50,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:50,979 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:50,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-11-19 14:44:50,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:50,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:50,990 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:50,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-11-19 14:44:50,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:51,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:51,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:44:51,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:51,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:51,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:51,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:44:51,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:44:51,002 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:51,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2024-11-19 14:44:51,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:51,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:51,013 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:51,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-11-19 14:44:51,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:51,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:51,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:51,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:51,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:51,025 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:51,026 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:51,028 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:51,038 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-11-19 14:44:51,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:51,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:51,040 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:51,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-11-19 14:44:51,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:51,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:51,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:51,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:51,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:51,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:51,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:51,054 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:51,064 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-11-19 14:44:51,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:51,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:51,065 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:51,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-11-19 14:44:51,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:51,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:51,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:51,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:51,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:51,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:51,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:51,079 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:51,089 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-11-19 14:44:51,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:51,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:51,091 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:51,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-11-19 14:44:51,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:51,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:51,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:51,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:51,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:51,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:51,103 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:51,105 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:44:51,116 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2024-11-19 14:44:51,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:51,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:51,117 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:51,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-11-19 14:44:51,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:44:51,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:44:51,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:44:51,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:44:51,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:44:51,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:44:51,134 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:44:51,141 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:44:51,160 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2024-11-19 14:44:51,161 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 14 variables to zero. [2024-11-19 14:44:51,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:44:51,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:44:51,162 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:44:51,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-11-19 14:44:51,163 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:44:51,173 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-19 14:44:51,173 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:44:51,174 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~j~0#1) = 1*ULTIMATE.start_parse_expression_list_~j~0#1 Supporting invariants [] [2024-11-19 14:44:51,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2024-11-19 14:44:51,202 INFO L156 tatePredicateManager]: 13 out of 13 supporting invariants were superfluous and have been removed [2024-11-19 14:44:51,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:51,260 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-11-19 14:44:51,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:51,266 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:44:51,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:44:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:51,312 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 14:44:51,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:44:51,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:44:51,357 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-19 14:44:51,357 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 132 states and 173 transitions. cyclomatic complexity: 51 Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2024-11-19 14:44:51,422 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 132 states and 173 transitions. cyclomatic complexity: 51. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 197 states and 256 transitions. Complement of second has 9 states. [2024-11-19 14:44:51,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-19 14:44:51,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2024-11-19 14:44:51,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 48 transitions. [2024-11-19 14:44:51,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 37 letters. Loop has 5 letters. [2024-11-19 14:44:51,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:51,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 42 letters. Loop has 5 letters. [2024-11-19 14:44:51,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:51,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 37 letters. Loop has 10 letters. [2024-11-19 14:44:51,425 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:44:51,425 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 197 states and 256 transitions. [2024-11-19 14:44:51,427 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-11-19 14:44:51,428 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 197 states to 154 states and 198 transitions. [2024-11-19 14:44:51,428 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-19 14:44:51,428 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-19 14:44:51,428 INFO L73 IsDeterministic]: Start isDeterministic. Operand 154 states and 198 transitions. [2024-11-19 14:44:51,428 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:44:51,428 INFO L218 hiAutomatonCegarLoop]: Abstraction has 154 states and 198 transitions. [2024-11-19 14:44:51,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states and 198 transitions. [2024-11-19 14:44:51,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 138. [2024-11-19 14:44:51,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 138 states have (on average 1.3043478260869565) internal successors, (180), 137 states have internal predecessors, (180), 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) [2024-11-19 14:44:51,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 180 transitions. [2024-11-19 14:44:51,432 INFO L240 hiAutomatonCegarLoop]: Abstraction has 138 states and 180 transitions. [2024-11-19 14:44:51,432 INFO L425 stractBuchiCegarLoop]: Abstraction has 138 states and 180 transitions. [2024-11-19 14:44:51,432 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-19 14:44:51,432 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states and 180 transitions. [2024-11-19 14:44:51,433 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-11-19 14:44:51,433 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:44:51,433 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:44:51,434 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:44:51,434 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-19 14:44:51,434 INFO L745 eck$LassoCheckResult]: Stem: 2816#$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(43, 2); 2773#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 2774#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2762#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2763#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2805#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2838#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2837#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2836#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2834#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2832#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2830#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2828#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2825#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2824#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2822#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2821#L87-3 assume !(main_~i~1#1 < 7); 2817#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 2815#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2784#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2785#L66 assume parse_expression_list_#t~switch4#1; 2861#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 2859#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 2857#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 2855#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 2853#L66-1 assume 34 == parse_expression_list_#t~mem9#1;havoc parse_expression_list_#t~mem9#1;parse_expression_list_#t~post10#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post10#1; 2852#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2851#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 2850#L70-1 assume !parse_expression_list_#t~short14#1; 2849#L70-6 assume !parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1; 2848#L70-9 parse_expression_list_#t~short17#1 := 0 < parse_expression_list_~j~0#1; 2847#L66-4 assume !parse_expression_list_#t~short17#1; 2846#L66-6 assume !parse_expression_list_#t~short17#1;havoc parse_expression_list_#t~mem16#1;havoc parse_expression_list_#t~short17#1; 2844#L66-8 assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1;assume { :begin_inline_r_strncpy } true;r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1 := parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1);havoc r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset := r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset;r_strncpy_~src#1.base, r_strncpy_~src#1.offset := r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset;r_strncpy_~n#1 := r_strncpy_#in~n#1;r_strncpy_#res#1.base, r_strncpy_#res#1.offset := r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset; 2842#r_strncpy_returnLabel#1 parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset := r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;havoc r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1;assume { :end_inline_r_strncpy } true;havoc parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) < 2 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 2840#L15 assume !(0 == __VERIFIER_assert_~cond#1); 2780#L15-2 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;call write~int#2(0, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset + (1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1)), 1); 2781#L66-9 parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1; 2835#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 2833#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2831#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 2829#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2826#L66 assume parse_expression_list_#t~switch4#1; 2791#L67-5 [2024-11-19 14:44:51,435 INFO L747 eck$LassoCheckResult]: Loop: 2791#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 2823#L67-1 assume parse_expression_list_#t~short7#1; 2790#L67-3 assume !!parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1; 2791#L67-5 [2024-11-19 14:44:51,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:51,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1942624905, now seen corresponding path program 1 times [2024-11-19 14:44:51,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:51,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050572869] [2024-11-19 14:44:51,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:44:51,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:44:51,535 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-19 14:44:51,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:44:51,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050572869] [2024-11-19 14:44:51,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050572869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:44:51,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:44:51,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 14:44:51,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841922137] [2024-11-19 14:44:51,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:44:51,536 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:44:51,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:44:51,537 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 3 times [2024-11-19 14:44:51,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:44:51,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098463469] [2024-11-19 14:44:51,537 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-19 14:44:51,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:44:51,540 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-19 14:44:51,541 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:44:51,541 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:44:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:44:51,543 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:44:51,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:44:51,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 14:44:51,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-19 14:44:51,599 INFO L87 Difference]: Start difference. First operand 138 states and 180 transitions. cyclomatic complexity: 52 Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:44:51,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:44:51,635 INFO L93 Difference]: Finished difference Result 104 states and 126 transitions. [2024-11-19 14:44:51,635 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 104 states and 126 transitions. [2024-11-19 14:44:51,636 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:44:51,636 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 104 states to 0 states and 0 transitions. [2024-11-19 14:44:51,636 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-19 14:44:51,636 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-19 14:44:51,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-19 14:44:51,636 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:44:51,636 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:44:51,636 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:44:51,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 14:44:51,637 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:44:51,637 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-19 14:44:51,637 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-19 14:44:51,637 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:44:51,637 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-19 14:44:51,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 02:44:51 BoogieIcfgContainer [2024-11-19 14:44:51,644 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-19 14:44:51,645 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 14:44:51,645 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 14:44:51,645 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 14:44:51,645 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:31" (3/4) ... [2024-11-19 14:44:51,647 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 14:44:51,648 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 14:44:51,649 INFO L158 Benchmark]: Toolchain (without parser) took 20886.38ms. Allocated memory was 142.6MB in the beginning and 247.5MB in the end (delta: 104.9MB). Free memory was 88.8MB in the beginning and 143.0MB in the end (delta: -54.1MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2024-11-19 14:44:51,649 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 104.5MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:44:51,649 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.76ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 74.7MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-19 14:44:51,649 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.37ms. Allocated memory is still 142.6MB. Free memory was 74.7MB in the beginning and 73.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:44:51,650 INFO L158 Benchmark]: Boogie Preprocessor took 64.75ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 72.7MB in the beginning and 175.2MB in the end (delta: -102.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-11-19 14:44:51,650 INFO L158 Benchmark]: RCFGBuilder took 415.98ms. Allocated memory is still 205.5MB. Free memory was 175.1MB in the beginning and 158.4MB in the end (delta: 16.7MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-11-19 14:44:51,650 INFO L158 Benchmark]: BuchiAutomizer took 20065.72ms. Allocated memory was 205.5MB in the beginning and 247.5MB in the end (delta: 41.9MB). Free memory was 157.4MB in the beginning and 143.0MB in the end (delta: 14.4MB). Peak memory consumption was 56.4MB. Max. memory is 16.1GB. [2024-11-19 14:44:51,650 INFO L158 Benchmark]: Witness Printer took 3.62ms. Allocated memory is still 247.5MB. Free memory is still 143.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:44:51,652 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 104.5MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.76ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 74.7MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.37ms. Allocated memory is still 142.6MB. Free memory was 74.7MB in the beginning and 73.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.75ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 72.7MB in the beginning and 175.2MB in the end (delta: -102.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * RCFGBuilder took 415.98ms. Allocated memory is still 205.5MB. Free memory was 175.1MB in the beginning and 158.4MB in the end (delta: 16.7MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 20065.72ms. Allocated memory was 205.5MB in the beginning and 247.5MB in the end (delta: 41.9MB). Free memory was 157.4MB in the beginning and 143.0MB in the end (delta: 14.4MB). Peak memory consumption was 56.4MB. Max. memory is 16.1GB. * Witness Printer took 3.62ms. Allocated memory is still 247.5MB. Free memory is still 143.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~str!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~str!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (8 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function j and consists of 5 locations. 8 modules have a trivial ranking function, the largest among these consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 20.0s and 13 iterations. TraceHistogramMax:7. Analysis of lassos took 18.5s. Construction of modules took 0.3s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 7. Automata minimization 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 116 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 334 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 331 mSDsluCounter, 1101 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 721 mSDsCounter, 32 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 472 IncrementalHoareTripleChecker+Invalid, 504 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 32 mSolverCounterUnsat, 380 mSDtfsCounter, 472 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc3 concLT0 SILN0 SILU4 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital198 mio100 ax100 hnf100 lsp89 ukn63 mio100 lsp31 div100 bol100 ite100 ukn100 eq172 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 2 VariablesLoop: 1 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-19 14:44:51,684 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Ended with exit code 0 [2024-11-19 14:44:51,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-19 14:44:52,083 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-19 14:44:52,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE