./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/atoi.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/atoi.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash 1255925dee057d326b7c0f37f3559424c7c269b2700f988720a0a296e5085160 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 17:00:03,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 17:00:03,616 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-10-13 17:00:03,621 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 17:00:03,623 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 17:00:03,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 17:00:03,654 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 17:00:03,654 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 17:00:03,655 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 17:00:03,656 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 17:00:03,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 17:00:03,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 17:00:03,658 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 17:00:03,660 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-13 17:00:03,660 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-13 17:00:03,660 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-13 17:00:03,660 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-13 17:00:03,660 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-13 17:00:03,661 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-13 17:00:03,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 17:00:03,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-13 17:00:03,665 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 17:00:03,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 17:00:03,666 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-13 17:00:03,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-13 17:00:03,666 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-13 17:00:03,666 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 17:00:03,666 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 17:00:03,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 17:00:03,667 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-13 17:00:03,667 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 17:00:03,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 17:00:03,667 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 17:00:03,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 17:00:03,668 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 17:00:03,669 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-13 17:00:03,670 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1255925dee057d326b7c0f37f3559424c7c269b2700f988720a0a296e5085160 [2024-10-13 17:00:03,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 17:00:03,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 17:00:03,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 17:00:03,949 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 17:00:03,950 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 17:00:03,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/atoi.i [2024-10-13 17:00:05,405 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 17:00:05,670 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 17:00:05,671 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/atoi.i [2024-10-13 17:00:05,689 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af67a9243/93f2f6d4feae4710a6f7bafa0c161c48/FLAG6be8a3c2d [2024-10-13 17:00:05,702 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af67a9243/93f2f6d4feae4710a6f7bafa0c161c48 [2024-10-13 17:00:05,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 17:00:05,706 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 17:00:05,707 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 17:00:05,707 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 17:00:05,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 17:00:05,712 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:00:05" (1/1) ... [2024-10-13 17:00:05,713 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a01127c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:05, skipping insertion in model container [2024-10-13 17:00:05,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:00:05" (1/1) ... [2024-10-13 17:00:05,753 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 17:00:06,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 17:00:06,033 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 17:00:06,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 17:00:06,168 INFO L204 MainTranslator]: Completed translation [2024-10-13 17:00:06,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06 WrapperNode [2024-10-13 17:00:06,168 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 17:00:06,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 17:00:06,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 17:00:06,171 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 17:00:06,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,250 INFO L138 Inliner]: procedures = 113, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2024-10-13 17:00:06,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 17:00:06,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 17:00:06,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 17:00:06,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 17:00:06,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,266 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,278 INFO L175 MemorySlicer]: Split 7 memory accesses to 1 slices as follows [7]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2024-10-13 17:00:06,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,288 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 17:00:06,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 17:00:06,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 17:00:06,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 17:00:06,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (1/1) ... [2024-10-13 17:00:06,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:06,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:06,340 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) [2024-10-13 17:00:06,343 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 [2024-10-13 17:00:06,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 17:00:06,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 17:00:06,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 17:00:06,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 17:00:06,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 17:00:06,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 17:00:06,494 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 17:00:06,496 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 17:00:06,652 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-10-13 17:00:06,653 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 17:00:06,667 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 17:00:06,668 INFO L314 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-13 17:00:06,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:00:06 BoogieIcfgContainer [2024-10-13 17:00:06,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 17:00:06,669 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-13 17:00:06,669 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-13 17:00:06,676 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-13 17:00:06,677 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:00:06,677 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 05:00:05" (1/3) ... [2024-10-13 17:00:06,680 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@22e4d28a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:00:06, skipping insertion in model container [2024-10-13 17:00:06,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:00:06,681 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:00:06" (2/3) ... [2024-10-13 17:00:06,681 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@22e4d28a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:00:06, skipping insertion in model container [2024-10-13 17:00:06,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:00:06,681 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:00:06" (3/3) ... [2024-10-13 17:00:06,683 INFO L332 chiAutomizerObserver]: Analyzing ICFG atoi.i [2024-10-13 17:00:06,740 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-13 17:00:06,741 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-13 17:00:06,741 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-13 17:00:06,742 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-13 17:00:06,742 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-13 17:00:06,742 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-13 17:00:06,742 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-13 17:00:06,743 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-13 17:00:06,748 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:00:06,766 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2024-10-13 17:00:06,766 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:00:06,766 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:00:06,772 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-13 17:00:06,772 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-13 17:00:06,772 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-13 17:00:06,773 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:00:06,774 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2024-10-13 17:00:06,774 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:00:06,774 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:00:06,775 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-13 17:00:06,775 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-13 17:00:06,781 INFO L745 eck$LassoCheckResult]: Stem: 16#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~ret16#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;havoc main_#t~nondet12#1;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 20#L522true assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 17#L524-3true [2024-10-13 17:00:06,783 INFO L747 eck$LassoCheckResult]: Loop: 17#L524-3true assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);havoc main_#t~nondet14#1;call write~int#0(main_#t~nondet14#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1; 21#L524-2true main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 17#L524-3true [2024-10-13 17:00:06,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:00:06,792 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2024-10-13 17:00:06,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:00:06,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485189300] [2024-10-13 17:00:06,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:00:06,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:00:06,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:06,903 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:00:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:06,938 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:00:06,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:00:06,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1443, now seen corresponding path program 1 times [2024-10-13 17:00:06,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:00:06,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160236534] [2024-10-13 17:00:06,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:00:06,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:00:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:06,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:00:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:06,968 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:00:06,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:00:06,970 INFO L85 PathProgramCache]: Analyzing trace with hash 28695942, now seen corresponding path program 1 times [2024-10-13 17:00:06,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:00:06,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860094433] [2024-10-13 17:00:06,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:00:06,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:00:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:07,011 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:00:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:07,038 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:00:07,322 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:00:07,323 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:00:07,323 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:00:07,323 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:00:07,323 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-13 17:00:07,324 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:07,324 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:00:07,324 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:00:07,324 INFO L132 ssoRankerPreferences]: Filename of dumped script: atoi.i_Iteration1_Lasso [2024-10-13 17:00:07,324 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:00:07,324 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:00:07,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:07,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:07,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:07,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:07,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:07,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:07,521 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:07,761 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:00:07,765 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-13 17:00:07,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:07,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:07,769 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) [2024-10-13 17:00:07,771 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 [2024-10-13 17:00:07,772 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 [2024-10-13 17:00:07,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:07,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:07,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:07,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:07,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:07,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:07,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:07,794 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:07,810 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 [2024-10-13 17:00:07,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:07,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:07,812 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) [2024-10-13 17:00:07,813 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 [2024-10-13 17:00:07,814 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 [2024-10-13 17:00:07,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:07,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:07,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:07,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:07,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:07,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:07,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:07,828 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:07,841 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 [2024-10-13 17:00:07,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:07,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:07,843 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) [2024-10-13 17:00:07,844 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 [2024-10-13 17:00:07,845 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 [2024-10-13 17:00:07,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:07,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:07,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:07,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:07,867 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:00:07,867 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:00:07,881 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-13 17:00:07,930 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-10-13 17:00:07,931 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 11 variables to zero. [2024-10-13 17:00:07,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:07,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:07,934 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) [2024-10-13 17:00:07,936 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 [2024-10-13 17:00:07,937 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-13 17:00:07,953 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-13 17:00:07,953 INFO L474 LassoAnalysis]: Proved termination. [2024-10-13 17:00:07,954 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~in_len~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~in_len~0#1 Supporting invariants [] [2024-10-13 17:00:07,969 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 [2024-10-13 17:00:07,981 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2024-10-13 17:00:08,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:00:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:00:08,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 17:00:08,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:00:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:00:08,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-13 17:00:08,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:00:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:00:08,101 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 [2024-10-13 17:00:08,103 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) 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) [2024-10-13 17:00:08,145 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). 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) Result 42 states and 59 transitions. Complement of second has 6 states. [2024-10-13 17:00:08,149 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 [2024-10-13 17:00:08,154 INFO L82 GeneralOperation]: Start removeUnreachable. 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) [2024-10-13 17:00:08,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 31 transitions. [2024-10-13 17:00:08,156 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 3 letters. Loop has 2 letters. [2024-10-13 17:00:08,156 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:00:08,157 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 5 letters. Loop has 2 letters. [2024-10-13 17:00:08,157 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:00:08,157 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 3 letters. Loop has 4 letters. [2024-10-13 17:00:08,160 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:00:08,161 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 59 transitions. [2024-10-13 17:00:08,164 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-13 17:00:08,166 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 17 states and 24 transitions. [2024-10-13 17:00:08,167 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-10-13 17:00:08,167 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2024-10-13 17:00:08,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 24 transitions. [2024-10-13 17:00:08,168 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:00:08,168 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 24 transitions. [2024-10-13 17:00:08,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 24 transitions. [2024-10-13 17:00:08,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2024-10-13 17:00:08,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.411764705882353) internal successors, (24), 16 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) [2024-10-13 17:00:08,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 24 transitions. [2024-10-13 17:00:08,188 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 24 transitions. [2024-10-13 17:00:08,188 INFO L425 stractBuchiCegarLoop]: Abstraction has 17 states and 24 transitions. [2024-10-13 17:00:08,188 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-13 17:00:08,188 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 24 transitions. [2024-10-13 17:00:08,189 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-13 17:00:08,189 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:00:08,189 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:00:08,189 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-13 17:00:08,189 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-13 17:00:08,189 INFO L745 eck$LassoCheckResult]: Stem: 126#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 120#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~ret16#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;havoc main_#t~nondet12#1;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 121#L522 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 127#L524-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 128#L524-4 havoc main_~i~0#1;call write~int#0(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_atoi } true;atoi_#in~s#1.base, atoi_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc atoi_#res#1;havoc atoi_#t~mem2#1, atoi_#t~post3#1.base, atoi_#t~post3#1.offset, atoi_#t~mem4#1, atoi_#t~switch5#1, atoi_#t~pre6#1.base, atoi_#t~pre6#1.offset, atoi_#t~mem7#1, atoi_#t~mem8#1, atoi_#t~short9#1, atoi_#t~mem10#1, atoi_#t~pre11#1.base, atoi_#t~pre11#1.offset, atoi_~s#1.base, atoi_~s#1.offset, atoi_~v~0#1, atoi_~sign~0#1;atoi_~s#1.base, atoi_~s#1.offset := atoi_#in~s#1.base, atoi_#in~s#1.offset;atoi_~v~0#1 := 0;atoi_~sign~0#1 := 1; 124#L510-3 [2024-10-13 17:00:08,190 INFO L747 eck$LassoCheckResult]: Loop: 124#L510-3 call atoi_#t~mem2#1 := read~int#0(atoi_~s#1.base, atoi_~s#1.offset, 1); 125#L510-1 assume !!(32 == atoi_#t~mem2#1);havoc atoi_#t~mem2#1;atoi_#t~post3#1.base, atoi_#t~post3#1.offset := atoi_~s#1.base, atoi_~s#1.offset;atoi_~s#1.base, atoi_~s#1.offset := atoi_#t~post3#1.base, 1 + atoi_#t~post3#1.offset; 124#L510-3 [2024-10-13 17:00:08,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:00:08,190 INFO L85 PathProgramCache]: Analyzing trace with hash 28695884, now seen corresponding path program 1 times [2024-10-13 17:00:08,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:00:08,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106587008] [2024-10-13 17:00:08,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:00:08,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:00:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:08,210 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:00:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:08,231 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:00:08,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:00:08,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 1 times [2024-10-13 17:00:08,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:00:08,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421290707] [2024-10-13 17:00:08,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:00:08,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:00:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:08,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:00:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:08,247 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:00:08,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:00:08,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1806941585, now seen corresponding path program 1 times [2024-10-13 17:00:08,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:00:08,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146239861] [2024-10-13 17:00:08,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:00:08,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:00:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:00:08,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:00:08,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:00:08,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146239861] [2024-10-13 17:00:08,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146239861] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:00:08,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:00:08,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 17:00:08,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625665177] [2024-10-13 17:00:08,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:00:08,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:00:08,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 17:00:08,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 17:00:08,635 INFO L87 Difference]: Start difference. First operand 17 states and 24 transitions. cyclomatic complexity: 10 Second operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 6 states have internal predecessors, (7), 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) [2024-10-13 17:00:08,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:00:08,712 INFO L93 Difference]: Finished difference Result 29 states and 38 transitions. [2024-10-13 17:00:08,712 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 38 transitions. [2024-10-13 17:00:08,713 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-13 17:00:08,714 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 29 states and 38 transitions. [2024-10-13 17:00:08,714 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2024-10-13 17:00:08,714 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2024-10-13 17:00:08,714 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 38 transitions. [2024-10-13 17:00:08,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:00:08,715 INFO L218 hiAutomatonCegarLoop]: Abstraction has 29 states and 38 transitions. [2024-10-13 17:00:08,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 38 transitions. [2024-10-13 17:00:08,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 20. [2024-10-13 17:00:08,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:00:08,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2024-10-13 17:00:08,718 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-10-13 17:00:08,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 17:00:08,719 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-10-13 17:00:08,719 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-13 17:00:08,719 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2024-10-13 17:00:08,720 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-13 17:00:08,720 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:00:08,720 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:00:08,721 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-13 17:00:08,722 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-13 17:00:08,722 INFO L745 eck$LassoCheckResult]: Stem: 186#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 179#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~ret16#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;havoc main_#t~nondet12#1;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 180#L522 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 187#L524-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);havoc main_#t~nondet14#1;call write~int#0(main_#t~nondet14#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1; 189#L524-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 190#L524-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 191#L524-4 havoc main_~i~0#1;call write~int#0(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_atoi } true;atoi_#in~s#1.base, atoi_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc atoi_#res#1;havoc atoi_#t~mem2#1, atoi_#t~post3#1.base, atoi_#t~post3#1.offset, atoi_#t~mem4#1, atoi_#t~switch5#1, atoi_#t~pre6#1.base, atoi_#t~pre6#1.offset, atoi_#t~mem7#1, atoi_#t~mem8#1, atoi_#t~short9#1, atoi_#t~mem10#1, atoi_#t~pre11#1.base, atoi_#t~pre11#1.offset, atoi_~s#1.base, atoi_~s#1.offset, atoi_~v~0#1, atoi_~sign~0#1;atoi_~s#1.base, atoi_~s#1.offset := atoi_#in~s#1.base, atoi_#in~s#1.offset;atoi_~v~0#1 := 0;atoi_~sign~0#1 := 1; 183#L510-3 [2024-10-13 17:00:08,722 INFO L747 eck$LassoCheckResult]: Loop: 183#L510-3 call atoi_#t~mem2#1 := read~int#0(atoi_~s#1.base, atoi_~s#1.offset, 1); 184#L510-1 assume !!(32 == atoi_#t~mem2#1);havoc atoi_#t~mem2#1;atoi_#t~post3#1.base, atoi_#t~post3#1.offset := atoi_~s#1.base, atoi_~s#1.offset;atoi_~s#1.base, atoi_~s#1.offset := atoi_#t~post3#1.base, 1 + atoi_#t~post3#1.offset; 183#L510-3 [2024-10-13 17:00:08,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:00:08,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1806996910, now seen corresponding path program 1 times [2024-10-13 17:00:08,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:00:08,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062061330] [2024-10-13 17:00:08,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:00:08,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:00:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:08,742 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:00:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:08,757 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:00:08,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:00:08,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 2 times [2024-10-13 17:00:08,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:00:08,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513880520] [2024-10-13 17:00:08,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:00:08,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:00:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:08,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:00:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:08,767 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:00:08,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:00:08,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1357243763, now seen corresponding path program 1 times [2024-10-13 17:00:08,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:00:08,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787641005] [2024-10-13 17:00:08,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:00:08,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:00:08,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:08,792 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:00:08,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:00:08,808 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:00:09,107 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 [2024-10-13 17:00:09,141 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:00:09,141 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:00:09,141 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:00:09,142 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:00:09,142 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-13 17:00:09,142 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,142 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:00:09,142 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:00:09,142 INFO L132 ssoRankerPreferences]: Filename of dumped script: atoi.i_Iteration3_Lasso [2024-10-13 17:00:09,142 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:00:09,142 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:00:09,144 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,153 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,157 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,159 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,162 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,164 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,166 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,170 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,172 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,299 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,308 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,316 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:00:09,531 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:00:09,532 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-13 17:00:09,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,533 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) [2024-10-13 17:00:09,537 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 [2024-10-13 17:00:09,538 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 [2024-10-13 17:00:09,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,556 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,571 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 [2024-10-13 17:00:09,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,574 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) [2024-10-13 17:00:09,576 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 [2024-10-13 17:00:09,577 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 [2024-10-13 17:00:09,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,593 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-10-13 17:00:09,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,608 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) [2024-10-13 17:00:09,609 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 [2024-10-13 17:00:09,609 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 [2024-10-13 17:00:09,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,620 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,621 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-13 17:00:09,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,637 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) [2024-10-13 17:00:09,639 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 [2024-10-13 17:00:09,640 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 [2024-10-13 17:00:09,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,655 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,670 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 [2024-10-13 17:00:09,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,673 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) [2024-10-13 17:00:09,674 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 [2024-10-13 17:00:09,675 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 [2024-10-13 17:00:09,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,693 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-13 17:00:09,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,707 INFO L229 MonitoredProcess]: Starting monitored process 11 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) [2024-10-13 17:00:09,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-13 17:00:09,708 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 [2024-10-13 17:00:09,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,721 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-13 17:00:09,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,733 INFO L229 MonitoredProcess]: Starting monitored process 12 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) [2024-10-13 17:00:09,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-13 17:00:09,734 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 [2024-10-13 17:00:09,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,748 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-10-13 17:00:09,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,761 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) [2024-10-13 17:00:09,762 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 [2024-10-13 17:00:09,763 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 [2024-10-13 17:00:09,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,777 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,788 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 [2024-10-13 17:00:09,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,790 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) [2024-10-13 17:00:09,791 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 [2024-10-13 17:00:09,792 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 [2024-10-13 17:00:09,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,803 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,814 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 [2024-10-13 17:00:09,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,815 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) [2024-10-13 17:00:09,816 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 [2024-10-13 17:00:09,817 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 [2024-10-13 17:00:09,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,828 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-10-13 17:00:09,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,840 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) [2024-10-13 17:00:09,841 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 [2024-10-13 17:00:09,841 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 [2024-10-13 17:00:09,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,853 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,863 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-13 17:00:09,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,864 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) [2024-10-13 17:00:09,865 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 [2024-10-13 17:00:09,866 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 [2024-10-13 17:00:09,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:00:09,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:00:09,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:00:09,878 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:00:09,892 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-13 17:00:09,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,894 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) [2024-10-13 17:00:09,896 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 [2024-10-13 17:00:09,897 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 [2024-10-13 17:00:09,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:00:09,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:00:09,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:00:09,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:00:09,915 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:00:09,915 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:00:09,926 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-13 17:00:09,950 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-10-13 17:00:09,951 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-10-13 17:00:09,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:00:09,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:00:09,953 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) [2024-10-13 17:00:09,955 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 [2024-10-13 17:00:09,956 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-13 17:00:09,973 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-13 17:00:09,973 INFO L474 LassoAnalysis]: Proved termination. [2024-10-13 17:00:09,973 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_atoi_~s#1.base)_1, ULTIMATE.start_atoi_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_atoi_~s#1.base)_1 - 1*ULTIMATE.start_atoi_~s#1.offset Supporting invariants [] [2024-10-13 17:00:09,988 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 [2024-10-13 17:00:09,998 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-10-13 17:00:10,000 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s!offset [2024-10-13 17:00:10,000 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-13 17:00:10,001 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-13 17:00:10,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:00:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:00:10,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 17:00:10,032 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:00:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:00:10,049 WARN L253 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-13 17:00:10,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:00:10,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:00:10,064 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 [2024-10-13 17:00:10,064 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 26 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:00:10,100 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 26 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 49 transitions. Complement of second has 6 states. [2024-10-13 17:00:10,100 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 [2024-10-13 17:00:10,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:00:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2024-10-13 17:00:10,102 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2024-10-13 17:00:10,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:00:10,102 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 9 letters. Loop has 2 letters. [2024-10-13 17:00:10,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:00:10,102 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 4 letters. [2024-10-13 17:00:10,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:00:10,103 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 49 transitions. [2024-10-13 17:00:10,104 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 17:00:10,104 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 0 states and 0 transitions. [2024-10-13 17:00:10,104 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-13 17:00:10,104 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-13 17:00:10,104 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-13 17:00:10,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:00:10,104 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:00:10,104 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:00:10,105 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:00:10,105 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-13 17:00:10,105 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-13 17:00:10,105 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 17:00:10,105 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-13 17:00:10,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 05:00:10 BoogieIcfgContainer [2024-10-13 17:00:10,112 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-13 17:00:10,115 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 17:00:10,115 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 17:00:10,115 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 17:00:10,116 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:00:06" (3/4) ... [2024-10-13 17:00:10,117 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-13 17:00:10,118 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 17:00:10,119 INFO L158 Benchmark]: Toolchain (without parser) took 4413.10ms. Allocated memory is still 161.5MB. Free memory was 91.2MB in the beginning and 60.9MB in the end (delta: 30.3MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2024-10-13 17:00:10,119 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 113.2MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 17:00:10,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.80ms. Allocated memory is still 161.5MB. Free memory was 91.0MB in the beginning and 131.7MB in the end (delta: -40.6MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-10-13 17:00:10,120 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.03ms. Allocated memory is still 161.5MB. Free memory was 131.7MB in the beginning and 129.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 17:00:10,122 INFO L158 Benchmark]: Boogie Preprocessor took 47.20ms. Allocated memory is still 161.5MB. Free memory was 129.7MB in the beginning and 127.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 17:00:10,122 INFO L158 Benchmark]: RCFGBuilder took 367.72ms. Allocated memory is still 161.5MB. Free memory was 127.6MB in the beginning and 113.9MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-13 17:00:10,122 INFO L158 Benchmark]: BuchiAutomizer took 3442.77ms. Allocated memory is still 161.5MB. Free memory was 113.9MB in the beginning and 61.9MB in the end (delta: 51.9MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2024-10-13 17:00:10,123 INFO L158 Benchmark]: Witness Printer took 3.47ms. Allocated memory is still 161.5MB. Free memory was 61.9MB in the beginning and 60.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 17:00:10,124 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 113.2MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.80ms. Allocated memory is still 161.5MB. Free memory was 91.0MB in the beginning and 131.7MB in the end (delta: -40.6MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.03ms. Allocated memory is still 161.5MB. Free memory was 131.7MB in the beginning and 129.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.20ms. Allocated memory is still 161.5MB. Free memory was 129.7MB in the beginning and 127.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 367.72ms. Allocated memory is still 161.5MB. Free memory was 127.6MB in the beginning and 113.9MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 3442.77ms. Allocated memory is still 161.5MB. Free memory was 113.9MB in the beginning and 61.9MB in the end (delta: 51.9MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. * Witness Printer took 3.47ms. Allocated memory is still 161.5MB. Free memory was 61.9MB in the beginning and 60.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long) -1 * i) + in_len) and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.3s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 9 StatesRemovedByMinimization, 1 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 36 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 95 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 59 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 79 IncrementalHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 36 mSDtfsCounter, 79 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital97 mio100 ax100 hnf100 lsp97 ukn85 mio100 lsp46 div143 bol100 ite100 ukn100 eq169 hnf91 smp85 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 111ms VariablesStem: 7 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 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! [2024-10-13 17:00:10,157 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 [2024-10-13 17:00:10,351 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