./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d450427152972d80716d02c80706dd3b248a3fc7c05c71ffd29d66e32e1e82f2 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 21:04:43,224 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 21:04:43,296 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-12 21:04:43,301 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 21:04:43,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 21:04:43,329 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 21:04:43,329 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 21:04:43,330 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 21:04:43,331 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 21:04:43,332 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 21:04:43,332 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 21:04:43,333 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 21:04:43,333 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 21:04:43,334 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-12 21:04:43,335 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-12 21:04:43,335 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-12 21:04:43,335 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-12 21:04:43,335 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-12 21:04:43,335 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-12 21:04:43,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 21:04:43,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-12 21:04:43,339 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 21:04:43,339 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 21:04:43,339 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 21:04:43,340 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 21:04:43,340 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-12 21:04:43,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-12 21:04:43,340 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-12 21:04:43,340 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 21:04:43,341 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 21:04:43,341 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 21:04:43,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 21:04:43,341 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-12 21:04:43,341 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 21:04:43,342 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 21:04:43,342 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 21:04:43,342 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 21:04:43,343 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 21:04:43,343 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-12 21:04:43,343 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d450427152972d80716d02c80706dd3b248a3fc7c05c71ffd29d66e32e1e82f2 [2024-11-12 21:04:43,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 21:04:43,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 21:04:43,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 21:04:43,622 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 21:04:43,623 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 21:04:43,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-2.i [2024-11-12 21:04:45,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 21:04:45,840 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 21:04:45,843 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-2.i [2024-11-12 21:04:45,863 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b02809a97/a466fc1f45154fe8b451ab56a396e450/FLAG7c3a48442 [2024-11-12 21:04:46,109 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b02809a97/a466fc1f45154fe8b451ab56a396e450 [2024-11-12 21:04:46,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 21:04:46,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 21:04:46,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 21:04:46,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 21:04:46,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 21:04:46,122 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:46,123 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13058a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46, skipping insertion in model container [2024-11-12 21:04:46,123 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:46,180 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 21:04:46,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 21:04:46,747 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 21:04:46,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 21:04:46,870 INFO L204 MainTranslator]: Completed translation [2024-11-12 21:04:46,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46 WrapperNode [2024-11-12 21:04:46,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 21:04:46,872 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 21:04:46,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 21:04:46,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 21:04:46,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:46,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:46,945 INFO L138 Inliner]: procedures = 117, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2024-11-12 21:04:46,947 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 21:04:46,948 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 21:04:46,948 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 21:04:46,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 21:04:46,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:46,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:46,972 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:46,999 INFO L175 MemorySlicer]: Split 6 memory accesses to 2 slices as follows [3, 3]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2024-11-12 21:04:47,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:47,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:47,014 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:47,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:47,025 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:47,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:47,035 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 21:04:47,039 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 21:04:47,039 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 21:04:47,043 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 21:04:47,044 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (1/1) ... [2024-11-12 21:04:47,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:47,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:47,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:47,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-12 21:04:47,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 21:04:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 21:04:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 21:04:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 21:04:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 21:04:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 21:04:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 21:04:47,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 21:04:47,299 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 21:04:47,308 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 21:04:47,549 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-12 21:04:47,549 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 21:04:47,567 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 21:04:47,567 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-12 21:04:47,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:04:47 BoogieIcfgContainer [2024-11-12 21:04:47,569 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 21:04:47,570 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-12 21:04:47,570 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-12 21:04:47,573 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-12 21:04:47,574 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 21:04:47,574 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 09:04:46" (1/3) ... [2024-11-12 21:04:47,575 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47fc63bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 09:04:47, skipping insertion in model container [2024-11-12 21:04:47,575 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 21:04:47,575 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:04:46" (2/3) ... [2024-11-12 21:04:47,577 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47fc63bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 09:04:47, skipping insertion in model container [2024-11-12 21:04:47,577 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 21:04:47,577 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:04:47" (3/3) ... [2024-11-12 21:04:47,583 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrpbrk-alloca-2.i [2024-11-12 21:04:47,650 INFO L301 stractBuchiCegarLoop]: Interprodecural is true [2024-11-12 21:04:47,650 INFO L302 stractBuchiCegarLoop]: Hoare is None [2024-11-12 21:04:47,651 INFO L303 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-12 21:04:47,651 INFO L304 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-12 21:04:47,651 INFO L305 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-12 21:04:47,651 INFO L306 stractBuchiCegarLoop]: Difference is false [2024-11-12 21:04:47,652 INFO L307 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-12 21:04:47,652 INFO L311 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-12 21:04:47,655 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.55) internal successors, (31), 20 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:47,673 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2024-11-12 21:04:47,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:04:47,674 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:04:47,680 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-12 21:04:47,680 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-12 21:04:47,681 INFO L333 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-12 21:04:47,681 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.55) internal successors, (31), 20 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:47,682 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2024-11-12 21:04:47,684 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:04:47,684 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:04:47,685 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-12 21:04:47,685 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-12 21:04:47,692 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" [2024-11-12 21:04:47,697 INFO L749 eck$LassoCheckResult]: Loop: "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" [2024-11-12 21:04:47,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:47,712 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2024-11-12 21:04:47,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:47,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716087701] [2024-11-12 21:04:47,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:47,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:47,870 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:47,909 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:47,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:47,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2024-11-12 21:04:47,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:47,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919100320] [2024-11-12 21:04:47,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:47,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:47,934 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:47,950 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:47,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:47,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2024-11-12 21:04:47,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:47,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556965529] [2024-11-12 21:04:47,958 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:47,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:48,013 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:48,043 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:48,567 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:04:48,568 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:04:48,572 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:04:48,572 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:04:48,572 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 21:04:48,572 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:48,573 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:04:48,573 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:04:48,573 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-2.i_Iteration1_Lasso [2024-11-12 21:04:48,573 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:04:48,573 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:04:48,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,620 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,623 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,631 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,656 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,659 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,670 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:48,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:49,244 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:04:49,247 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 21:04:49,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,253 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-12 21:04:49,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,274 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,276 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-12 21:04:49,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,291 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-12 21:04:49,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,308 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,314 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-12 21:04:49,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,341 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-12 21:04:49,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,375 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:49,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,415 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-12 21:04:49,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,462 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-12 21:04:49,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,484 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-12 21:04:49,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,506 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,509 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,520 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-12 21:04:49,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,522 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-12 21:04:49,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,544 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:49,548 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:49,555 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,578 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 [2024-11-12 21:04:49,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,588 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-12 21:04:49,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,604 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,617 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 [2024-11-12 21:04:49,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,619 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-12 21:04:49,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,633 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:49,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,650 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-12 21:04:49,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,671 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:49,671 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:49,674 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,702 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 [2024-11-12 21:04:49,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,709 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) [2024-11-12 21:04:49,737 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 [2024-11-12 21:04:49,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,753 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:49,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,770 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) [2024-11-12 21:04:49,771 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 [2024-11-12 21:04:49,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,784 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,786 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,800 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 [2024-11-12 21:04:49,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,802 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-12 21:04:49,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,821 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,836 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:49,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,842 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-12 21:04:49,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,858 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,872 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-12 21:04:49,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,877 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-12 21:04:49,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:49,899 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:49,910 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,931 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 [2024-11-12 21:04:49,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,937 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-12 21:04:49,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:49,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:49,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:49,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:49,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:49,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:49,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:49,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:49,966 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:49,977 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 [2024-11-12 21:04:49,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:49,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:49,981 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:49,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-12 21:04:49,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:50,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:50,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:50,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:50,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:50,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:50,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:50,036 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 21:04:50,099 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2024-11-12 21:04:50,099 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-12 21:04:50,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:50,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:50,127 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:50,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-12 21:04:50,196 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 21:04:50,211 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-12 21:04:50,211 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 21:04:50,212 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [1*ULTIMATE.start_main_~nondetString1~0#1.offset >= 0] [2024-11-12 21:04:50,224 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 [2024-11-12 21:04:50,255 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2024-11-12 21:04:50,269 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-12 21:04:50,270 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-12 21:04:50,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:50,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 21:04:50,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:04:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:50,376 INFO L256 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 21:04:50,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:04:50,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:04:50,446 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-12 21:04:50,448 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.55) internal successors, (31), 20 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2024-11-12 21:04:50,528 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.55) internal successors, (31), 20 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Result 37 states and 56 transitions. Complement of second has 6 states. [2024-11-12 21:04:50,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-12 21:04:50,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2024-11-12 21:04:50,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 30 transitions. [2024-11-12 21:04:50,543 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 30 transitions. Stem has 5 letters. Loop has 2 letters. [2024-11-12 21:04:50,543 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:04:50,544 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 30 transitions. Stem has 7 letters. Loop has 2 letters. [2024-11-12 21:04:50,544 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:04:50,544 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 30 transitions. Stem has 5 letters. Loop has 4 letters. [2024-11-12 21:04:50,544 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:04:50,544 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 56 transitions. [2024-11-12 21:04:50,551 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2024-11-12 21:04:50,559 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 17 states and 25 transitions. [2024-11-12 21:04:50,560 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-12 21:04:50,564 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2024-11-12 21:04:50,565 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 25 transitions. [2024-11-12 21:04:50,565 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-12 21:04:50,565 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 25 transitions. [2024-11-12 21:04:50,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 25 transitions. [2024-11-12 21:04:50,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2024-11-12 21:04:50,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 16 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:50,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 25 transitions. [2024-11-12 21:04:50,608 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 25 transitions. [2024-11-12 21:04:50,608 INFO L426 stractBuchiCegarLoop]: Abstraction has 17 states and 25 transitions. [2024-11-12 21:04:50,608 INFO L333 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-12 21:04:50,608 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 25 transitions. [2024-11-12 21:04:50,608 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2024-11-12 21:04:50,608 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:04:50,608 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:04:50,609 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:04:50,609 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-12 21:04:50,609 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" [2024-11-12 21:04:50,609 INFO L749 eck$LassoCheckResult]: Loop: "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" [2024-11-12 21:04:50,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:50,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2024-11-12 21:04:50,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:50,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224166159] [2024-11-12 21:04:50,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:50,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:50,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-12 21:04:50,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:04:50,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224166159] [2024-11-12 21:04:50,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224166159] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:04:50,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514293735] [2024-11-12 21:04:50,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:50,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:04:50,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:50,737 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:04:50,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-12 21:04:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:50,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 21:04:50,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:04:50,796 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:04:50,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514293735] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:04:50,814 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:04:50,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2024-11-12 21:04:50,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903846926] [2024-11-12 21:04:50,815 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:04:50,817 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:04:50,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:50,817 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times [2024-11-12 21:04:50,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:50,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58102889] [2024-11-12 21:04:50,818 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:50,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:50,823 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:50,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:50,827 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:50,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:04:50,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 21:04:50,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-12 21:04:50,880 INFO L87 Difference]: Start difference. First operand 17 states and 25 transitions. cyclomatic complexity: 11 Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:50,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:04:50,915 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-12 21:04:50,915 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2024-11-12 21:04:50,916 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2024-11-12 21:04:50,916 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 23 transitions. [2024-11-12 21:04:50,916 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2024-11-12 21:04:50,917 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2024-11-12 21:04:50,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 23 transitions. [2024-11-12 21:04:50,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-12 21:04:50,917 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2024-11-12 21:04:50,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 23 transitions. [2024-11-12 21:04:50,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2024-11-12 21:04:50,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 22 transitions. [2024-11-12 21:04:50,919 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 22 transitions. [2024-11-12 21:04:50,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 21:04:50,919 INFO L426 stractBuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2024-11-12 21:04:50,920 INFO L333 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-12 21:04:50,920 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 22 transitions. [2024-11-12 21:04:50,923 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2024-11-12 21:04:50,923 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:04:50,923 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:04:50,924 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:04:50,924 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-12 21:04:50,924 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" [2024-11-12 21:04:50,924 INFO L749 eck$LassoCheckResult]: Loop: "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" [2024-11-12 21:04:50,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:50,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1298440016, now seen corresponding path program 1 times [2024-11-12 21:04:50,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:50,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272307485] [2024-11-12 21:04:50,925 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:50,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:50,938 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:50,948 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:50,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:50,949 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 2 times [2024-11-12 21:04:50,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:50,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138679631] [2024-11-12 21:04:50,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:50,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:50,955 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:50,958 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:50,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:50,959 INFO L85 PathProgramCache]: Analyzing trace with hash -2034626574, now seen corresponding path program 1 times [2024-11-12 21:04:50,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:50,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968762968] [2024-11-12 21:04:50,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:50,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:50,974 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:51,008 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:51,493 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:04:51,493 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:04:51,493 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:04:51,493 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:04:51,493 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 21:04:51,493 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:51,493 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:04:51,493 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:04:51,493 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-2.i_Iteration3_Lasso [2024-11-12 21:04:51,493 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:04:51,493 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:04:51,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,505 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,508 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,516 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:51,885 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:04:51,885 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 21:04:51,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:51,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:51,888 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:51,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-12 21:04:51,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:51,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:51,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:51,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:51,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:51,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:51,902 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:51,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:51,905 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:51,916 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-12 21:04:51,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:51,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:51,921 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:51,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-12 21:04:51,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:51,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:51,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:51,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:51,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:51,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:51,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:51,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:51,952 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:51,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:51,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:51,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,030 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-12 21:04:52,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:52,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:52,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:52,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:52,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:52,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:52,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:52,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:52,071 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:52,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:52,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:52,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,092 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-12 21:04:52,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:52,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:52,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:52,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:52,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:52,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:52,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:52,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:52,120 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:52,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:52,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:52,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,143 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-12 21:04:52,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:52,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:52,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:52,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:52,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:52,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:52,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:52,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:52,189 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:52,214 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-12 21:04:52,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:52,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,219 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-12 21:04:52,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:52,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:52,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:52,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:52,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:52,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:52,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:52,261 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:52,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:52,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:52,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,291 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:52,317 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-12 21:04:52,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:52,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:52,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:52,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:52,328 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:52,328 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:52,331 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:52,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:52,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:52,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,363 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-12 21:04:52,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:52,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:52,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:52,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:52,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:52,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:52,401 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:52,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:52,403 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:52,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:52,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:52,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,433 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-12 21:04:52,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:52,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:52,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:52,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:52,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:52,464 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:52,464 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:52,470 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:52,494 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:52,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:52,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,500 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-12 21:04:52,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:52,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:52,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:52,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:52,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:52,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:52,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:52,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:52,537 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:52,557 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-12 21:04:52,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:52,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,559 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:52,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-12 21:04:52,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:52,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:52,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:52,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:52,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:52,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:52,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:52,588 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:52,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:52,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:52,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,612 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-12 21:04:52,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:52,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:52,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:52,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:52,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:52,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:52,636 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:52,644 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 21:04:52,654 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2024-11-12 21:04:52,654 INFO L444 ModelExtractionUtils]: 13 out of 19 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-11-12 21:04:52,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:52,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,656 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-12 21:04:52,657 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 21:04:52,668 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-12 21:04:52,668 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 21:04:52,668 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~length2~0#1) = -1*ULTIMATE.start_main_~i~1#1 + 1*ULTIMATE.start_main_~length2~0#1 Supporting invariants [] [2024-11-12 21:04:52,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:52,714 INFO L156 tatePredicateManager]: 9 out of 9 supporting invariants were superfluous and have been removed [2024-11-12 21:04:52,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:52,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-12 21:04:52,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:04:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:52,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 21:04:52,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:04:52,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:04:52,777 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-12 21:04:52,778 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 22 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:52,794 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 22 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 19 states and 26 transitions. Complement of second has 5 states. [2024-11-12 21:04:52,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-12 21:04:52,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:52,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-12 21:04:52,797 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 9 letters. Loop has 2 letters. [2024-11-12 21:04:52,797 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:04:52,797 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 11 letters. Loop has 2 letters. [2024-11-12 21:04:52,797 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:04:52,797 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 9 letters. Loop has 4 letters. [2024-11-12 21:04:52,797 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:04:52,797 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 26 transitions. [2024-11-12 21:04:52,798 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-12 21:04:52,799 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 18 states and 24 transitions. [2024-11-12 21:04:52,799 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-11-12 21:04:52,799 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-12 21:04:52,799 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 24 transitions. [2024-11-12 21:04:52,800 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-12 21:04:52,800 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 24 transitions. [2024-11-12 21:04:52,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 24 transitions. [2024-11-12 21:04:52,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2024-11-12 21:04:52,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:52,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 24 transitions. [2024-11-12 21:04:52,801 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 24 transitions. [2024-11-12 21:04:52,801 INFO L426 stractBuchiCegarLoop]: Abstraction has 18 states and 24 transitions. [2024-11-12 21:04:52,801 INFO L333 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-12 21:04:52,801 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 24 transitions. [2024-11-12 21:04:52,802 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-12 21:04:52,803 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:04:52,803 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:04:52,804 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:04:52,804 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-12 21:04:52,804 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~length2~0#1);" "havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" [2024-11-12 21:04:52,804 INFO L749 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" [2024-11-12 21:04:52,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:52,804 INFO L85 PathProgramCache]: Analyzing trace with hash -2034626632, now seen corresponding path program 1 times [2024-11-12 21:04:52,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:52,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302310232] [2024-11-12 21:04:52,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:52,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:52,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:04:52,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302310232] [2024-11-12 21:04:52,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302310232] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:04:52,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1724357365] [2024-11-12 21:04:52,884 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:52,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:04:52,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:52,889 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:04:52,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-11-12 21:04:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:52,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 21:04:52,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:04:52,959 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:04:52,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1724357365] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:04:52,977 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:04:52,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2024-11-12 21:04:52,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210928101] [2024-11-12 21:04:52,979 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:04:52,979 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:04:52,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:52,979 INFO L85 PathProgramCache]: Analyzing trace with hash 2406249, now seen corresponding path program 1 times [2024-11-12 21:04:52,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:52,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677068132] [2024-11-12 21:04:52,980 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:52,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:52,987 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:52,994 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:53,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:04:53,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 21:04:53,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-12 21:04:53,088 INFO L87 Difference]: Start difference. First operand 18 states and 24 transitions. cyclomatic complexity: 9 Second operand has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:53,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:04:53,114 INFO L93 Difference]: Finished difference Result 19 states and 24 transitions. [2024-11-12 21:04:53,114 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 24 transitions. [2024-11-12 21:04:53,115 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-12 21:04:53,115 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 24 transitions. [2024-11-12 21:04:53,117 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-12 21:04:53,117 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-12 21:04:53,117 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 24 transitions. [2024-11-12 21:04:53,117 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-12 21:04:53,117 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2024-11-12 21:04:53,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 24 transitions. [2024-11-12 21:04:53,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2024-11-12 21:04:53,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:53,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2024-11-12 21:04:53,119 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2024-11-12 21:04:53,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 21:04:53,121 INFO L426 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2024-11-12 21:04:53,121 INFO L333 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-12 21:04:53,121 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2024-11-12 21:04:53,121 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-12 21:04:53,121 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:04:53,122 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:04:53,122 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:04:53,123 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-12 21:04:53,123 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1);" "havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" [2024-11-12 21:04:53,123 INFO L749 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" [2024-11-12 21:04:53,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:53,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1066016806, now seen corresponding path program 1 times [2024-11-12 21:04:53,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:53,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639883567] [2024-11-12 21:04:53,124 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:53,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:53,144 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:53,163 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:53,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:53,165 INFO L85 PathProgramCache]: Analyzing trace with hash 2406249, now seen corresponding path program 2 times [2024-11-12 21:04:53,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:53,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013599182] [2024-11-12 21:04:53,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:53,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:53,173 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:53,179 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:53,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:53,183 INFO L85 PathProgramCache]: Analyzing trace with hash -796589374, now seen corresponding path program 1 times [2024-11-12 21:04:53,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:53,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217757061] [2024-11-12 21:04:53,183 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:53,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:53,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:53,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:04:53,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217757061] [2024-11-12 21:04:53,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217757061] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:04:53,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1812180587] [2024-11-12 21:04:53,488 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:53,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:04:53,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:53,494 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:04:53,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2024-11-12 21:04:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:53,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-12 21:04:53,611 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:04:53,687 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forcibly destroying the process [2024-11-12 21:04:53,729 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:53,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-12 21:04:53,741 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:04:53,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2024-11-12 21:04:53,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2024-11-12 21:04:53,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1812180587] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:04:53,837 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:04:53,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2024-11-12 21:04:53,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226895701] [2024-11-12 21:04:53,837 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:04:53,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:04:53,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-12 21:04:54,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2024-11-12 21:04:54,000 INFO L87 Difference]: Start difference. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 13 states, 13 states have (on average 2.3076923076923075) internal successors, (30), 13 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:54,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:04:54,181 INFO L93 Difference]: Finished difference Result 33 states and 41 transitions. [2024-11-12 21:04:54,181 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 41 transitions. [2024-11-12 21:04:54,182 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-12 21:04:54,182 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 21 states and 25 transitions. [2024-11-12 21:04:54,182 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-12 21:04:54,182 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-12 21:04:54,182 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 25 transitions. [2024-11-12 21:04:54,182 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-12 21:04:54,182 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 25 transitions. [2024-11-12 21:04:54,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 25 transitions. [2024-11-12 21:04:54,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2024-11-12 21:04:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.2) internal successors, (24), 19 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:54,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2024-11-12 21:04:54,183 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2024-11-12 21:04:54,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-12 21:04:54,188 INFO L426 stractBuchiCegarLoop]: Abstraction has 20 states and 24 transitions. [2024-11-12 21:04:54,188 INFO L333 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-12 21:04:54,188 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 24 transitions. [2024-11-12 21:04:54,189 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-12 21:04:54,190 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:04:54,191 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:04:54,191 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:04:54,191 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-12 21:04:54,192 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1);" "havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" [2024-11-12 21:04:54,192 INFO L749 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" [2024-11-12 21:04:54,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:54,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1523394364, now seen corresponding path program 2 times [2024-11-12 21:04:54,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:54,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464486162] [2024-11-12 21:04:54,192 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:54,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:54,220 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:54,240 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:54,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:54,245 INFO L85 PathProgramCache]: Analyzing trace with hash 2406249, now seen corresponding path program 3 times [2024-11-12 21:04:54,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:54,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320474480] [2024-11-12 21:04:54,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:54,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:54,252 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:54,258 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:54,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:54,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1430636836, now seen corresponding path program 2 times [2024-11-12 21:04:54,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:54,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068947355] [2024-11-12 21:04:54,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:54,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:54,295 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:54,323 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:55,610 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:04:55,610 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:04:55,610 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:04:55,611 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:04:55,611 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 21:04:55,611 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:55,611 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:04:55,611 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:04:55,611 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-2.i_Iteration6_Lasso [2024-11-12 21:04:55,611 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:04:55,611 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:04:55,618 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,898 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,907 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,923 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,926 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,950 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:55,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:04:56,352 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:04:56,353 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 21:04:56,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,359 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-12 21:04:56,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:56,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:56,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,406 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:56,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:56,407 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:56,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:56,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,423 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-12 21:04:56,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:56,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,437 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:56,437 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:56,442 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:56,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:56,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,459 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-12 21:04:56,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:56,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,492 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:56,492 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:56,505 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:56,540 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-12 21:04:56,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,543 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-12 21:04:56,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:56,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:56,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:56,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:56,567 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:56,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:56,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,595 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-12 21:04:56,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:04:56,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:56,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:04:56,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:04:56,623 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:56,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:56,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,647 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-12 21:04:56,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:56,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,689 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:56,689 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:56,692 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:56,718 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:56,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,720 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-12 21:04:56,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:56,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,752 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:56,753 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:56,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:56,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-12 21:04:56,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,783 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-12 21:04:56,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:56,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,795 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:56,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:56,798 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:56,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:56,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,825 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-12 21:04:56,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,838 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-12 21:04:56,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,852 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-12 21:04:56,852 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-12 21:04:56,865 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:56,877 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:56,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,880 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-12 21:04:56,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:56,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:56,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:56,900 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:56,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:56,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,913 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-12 21:04:56,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:56,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:56,927 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:56,932 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:04:56,944 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-12 21:04:56,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:56,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:56,947 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:56,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-12 21:04:56,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:04:56,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:04:56,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:04:56,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:04:56,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:04:56,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:04:56,971 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:04:56,978 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 21:04:57,000 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-11-12 21:04:57,000 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-12 21:04:57,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:04:57,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:57,002 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:04:57,004 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 21:04:57,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-12 21:04:57,023 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-12 21:04:57,023 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 21:04:57,023 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_cstrpbrk_~s1#1.base)_1, ULTIMATE.start_cstrpbrk_~s1#1.offset) = 1*v_rep(select #length ULTIMATE.start_cstrpbrk_~s1#1.base)_1 - 1*ULTIMATE.start_cstrpbrk_~s1#1.offset Supporting invariants [] [2024-11-12 21:04:57,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-11-12 21:04:57,053 INFO L156 tatePredicateManager]: 7 out of 7 supporting invariants were superfluous and have been removed [2024-11-12 21:04:57,058 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s1!offset [2024-11-12 21:04:57,058 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-12 21:04:57,058 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-12 21:04:57,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:57,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-12 21:04:57,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:04:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:57,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-12 21:04:57,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:04:57,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:04:57,175 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-12 21:04:57,176 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:57,187 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 26 states and 31 transitions. Complement of second has 4 states. [2024-11-12 21:04:57,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-12 21:04:57,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:57,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2024-11-12 21:04:57,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 15 letters. Loop has 4 letters. [2024-11-12 21:04:57,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:04:57,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 19 letters. Loop has 4 letters. [2024-11-12 21:04:57,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:04:57,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 15 letters. Loop has 8 letters. [2024-11-12 21:04:57,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:04:57,192 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 31 transitions. [2024-11-12 21:04:57,193 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:04:57,193 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 25 states and 30 transitions. [2024-11-12 21:04:57,193 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-11-12 21:04:57,193 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-12 21:04:57,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 30 transitions. [2024-11-12 21:04:57,193 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:04:57,193 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 30 transitions. [2024-11-12 21:04:57,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 30 transitions. [2024-11-12 21:04:57,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2024-11-12 21:04:57,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 23 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:57,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 29 transitions. [2024-11-12 21:04:57,200 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 29 transitions. [2024-11-12 21:04:57,200 INFO L426 stractBuchiCegarLoop]: Abstraction has 24 states and 29 transitions. [2024-11-12 21:04:57,200 INFO L333 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-12 21:04:57,200 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 29 transitions. [2024-11-12 21:04:57,200 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:04:57,200 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:04:57,200 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:04:57,200 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:04:57,200 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-12 21:04:57,201 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1);" "havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" [2024-11-12 21:04:57,201 INFO L749 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" [2024-11-12 21:04:57,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:57,202 INFO L85 PathProgramCache]: Analyzing trace with hash -601862591, now seen corresponding path program 1 times [2024-11-12 21:04:57,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:57,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126442312] [2024-11-12 21:04:57,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:57,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:57,229 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:57,275 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:57,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:57,282 INFO L85 PathProgramCache]: Analyzing trace with hash 86557, now seen corresponding path program 1 times [2024-11-12 21:04:57,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:57,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506939504] [2024-11-12 21:04:57,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:57,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:57,286 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:57,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:57,293 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:57,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:57,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1400069085, now seen corresponding path program 1 times [2024-11-12 21:04:57,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:57,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328640719] [2024-11-12 21:04:57,293 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:57,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:57,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-12 21:04:57,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:04:57,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328640719] [2024-11-12 21:04:57,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328640719] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:04:57,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986818015] [2024-11-12 21:04:57,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:57,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:04:57,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:04:57,636 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:04:57,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2024-11-12 21:04:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:04:57,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-12 21:04:57,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:04:58,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-12 21:04:58,075 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:04:58,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2024-11-12 21:04:58,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2024-11-12 21:04:58,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [986818015] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:04:58,189 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:04:58,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 15 [2024-11-12 21:04:58,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237155455] [2024-11-12 21:04:58,190 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:04:58,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:04:58,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-12 21:04:58,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2024-11-12 21:04:58,268 INFO L87 Difference]: Start difference. First operand 24 states and 29 transitions. cyclomatic complexity: 9 Second operand has 15 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 15 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:58,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:04:58,531 INFO L93 Difference]: Finished difference Result 45 states and 53 transitions. [2024-11-12 21:04:58,531 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 53 transitions. [2024-11-12 21:04:58,532 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:04:58,532 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 27 states and 31 transitions. [2024-11-12 21:04:58,532 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-11-12 21:04:58,532 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2024-11-12 21:04:58,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 31 transitions. [2024-11-12 21:04:58,533 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:04:58,533 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 31 transitions. [2024-11-12 21:04:58,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 31 transitions. [2024-11-12 21:04:58,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2024-11-12 21:04:58,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.1538461538461537) internal successors, (30), 25 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:04:58,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2024-11-12 21:04:58,534 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 30 transitions. [2024-11-12 21:04:58,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-12 21:04:58,542 INFO L426 stractBuchiCegarLoop]: Abstraction has 26 states and 30 transitions. [2024-11-12 21:04:58,542 INFO L333 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-12 21:04:58,542 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 30 transitions. [2024-11-12 21:04:58,542 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:04:58,543 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:04:58,543 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:04:58,543 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:04:58,543 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-12 21:04:58,543 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1);" "havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" [2024-11-12 21:04:58,543 INFO L749 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" [2024-11-12 21:04:58,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:58,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1483803875, now seen corresponding path program 2 times [2024-11-12 21:04:58,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:58,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439423960] [2024-11-12 21:04:58,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:58,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:58,566 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:58,581 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:58,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:58,582 INFO L85 PathProgramCache]: Analyzing trace with hash 86557, now seen corresponding path program 2 times [2024-11-12 21:04:58,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:58,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524832974] [2024-11-12 21:04:58,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:58,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:58,588 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:58,589 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:04:58,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:04:58,590 INFO L85 PathProgramCache]: Analyzing trace with hash 197886459, now seen corresponding path program 2 times [2024-11-12 21:04:58,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:04:58,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370593497] [2024-11-12 21:04:58,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:04:58,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:04:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:58,605 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:04:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:04:58,617 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:00,246 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:05:00,246 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:05:00,246 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:05:00,246 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:05:00,247 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 21:05:00,247 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:00,247 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:05:00,247 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:05:00,247 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-2.i_Iteration8_Lasso [2024-11-12 21:05:00,247 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:05:00,247 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:05:00,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,444 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,448 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,449 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,451 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,454 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,455 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,457 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,460 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,462 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,464 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,469 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,471 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,475 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,477 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,478 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,480 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,481 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,483 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,484 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,486 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:00,817 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:05:00,818 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 21:05:00,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:00,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:00,826 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:00,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-12 21:05:00,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:00,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:00,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:00,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:00,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:00,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:00,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:00,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:00,872 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:00,902 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:00,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:00,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:00,905 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:00,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-12 21:05:00,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:00,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:00,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:00,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:00,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:00,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:00,945 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:00,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:00,956 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:00,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:00,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:00,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:00,981 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-12 21:05:01,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:01,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,028 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:01,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:01,029 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:01,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,083 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-12 21:05:01,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:01,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:01,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:01,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:01,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,176 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-12 21:05:01,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:01,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:01,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:01,194 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,204 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:01,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,206 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-12 21:05:01,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:01,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:01,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:01,263 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,281 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-12 21:05:01,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,283 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-12 21:05:01,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:01,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:01,349 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,365 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-12 21:05:01,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,371 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-12 21:05:01,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,385 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-12 21:05:01,386 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2024-11-12 21:05:01,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,407 INFO L401 nArgumentSynthesizer]: We have 56 Motzkin's Theorem applications. [2024-11-12 21:05:01,407 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2024-11-12 21:05:01,468 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:01,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,481 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-12 21:05:01,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:01,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:01,500 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:01,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,522 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-12 21:05:01,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,542 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:01,542 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:01,558 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,569 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:01,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,570 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-12 21:05:01,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:01,590 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:01,594 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:01,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,611 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-12 21:05:01,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:01,640 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:01,642 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,653 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-12 21:05:01,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,655 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-12 21:05:01,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,669 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:01,669 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:01,697 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:01,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,709 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-12 21:05:01,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:01,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:01,723 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:01,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:01,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,736 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-12 21:05:01,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:01,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:01,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:01,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:01,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:01,753 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:01,753 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:01,758 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 21:05:01,777 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-12 21:05:01,777 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-11-12 21:05:01,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:01,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:01,780 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:01,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-12 21:05:01,783 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 21:05:01,801 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-12 21:05:01,801 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 21:05:01,801 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~scanp~0#1.offset) = -2*ULTIMATE.start_cstrpbrk_~scanp~0#1.offset + 3 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_cstrpbrk_~scanp~0#1.base)_2 + 2 >= 0] [2024-11-12 21:05:01,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:01,837 INFO L156 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2024-11-12 21:05:01,839 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~scanp~0!offset [2024-11-12 21:05:01,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:01,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-12 21:05:01,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:01,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-12 21:05:01,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2024-11-12 21:05:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:02,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-12 21:05:02,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:02,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:05:02,329 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2024-11-12 21:05:02,329 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 8 Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:02,584 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 8. Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 52 states and 61 transitions. Complement of second has 13 states. [2024-11-12 21:05:02,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 1 non-accepting loop states 2 accepting loop states [2024-11-12 21:05:02,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:02,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 31 transitions. [2024-11-12 21:05:02,587 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 31 transitions. Stem has 19 letters. Loop has 3 letters. [2024-11-12 21:05:02,588 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:02,589 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 31 transitions. Stem has 22 letters. Loop has 3 letters. [2024-11-12 21:05:02,589 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:02,589 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 31 transitions. Stem has 19 letters. Loop has 6 letters. [2024-11-12 21:05:02,589 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:02,590 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 61 transitions. [2024-11-12 21:05:02,591 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:05:02,591 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 42 states and 50 transitions. [2024-11-12 21:05:02,591 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-12 21:05:02,592 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-12 21:05:02,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 50 transitions. [2024-11-12 21:05:02,592 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:05:02,592 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 50 transitions. [2024-11-12 21:05:02,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 50 transitions. [2024-11-12 21:05:02,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 31. [2024-11-12 21:05:02,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 30 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:02,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 36 transitions. [2024-11-12 21:05:02,599 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 36 transitions. [2024-11-12 21:05:02,599 INFO L426 stractBuchiCegarLoop]: Abstraction has 31 states and 36 transitions. [2024-11-12 21:05:02,599 INFO L333 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-12 21:05:02,599 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 36 transitions. [2024-11-12 21:05:02,600 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:05:02,600 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:05:02,600 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:05:02,600 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:05:02,600 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-12 21:05:02,600 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1);" "havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" [2024-11-12 21:05:02,600 INFO L749 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" [2024-11-12 21:05:02,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:02,606 INFO L85 PathProgramCache]: Analyzing trace with hash 59550469, now seen corresponding path program 3 times [2024-11-12 21:05:02,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:02,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950516641] [2024-11-12 21:05:02,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:02,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:02,634 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:02,654 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:02,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:02,655 INFO L85 PathProgramCache]: Analyzing trace with hash 86557, now seen corresponding path program 3 times [2024-11-12 21:05:02,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:02,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74999227] [2024-11-12 21:05:02,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:02,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:02,664 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:02,665 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:02,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:02,666 INFO L85 PathProgramCache]: Analyzing trace with hash 246585497, now seen corresponding path program 3 times [2024-11-12 21:05:02,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:02,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118032511] [2024-11-12 21:05:02,666 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:02,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:02,695 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:02,713 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:02,846 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-11-12 21:05:04,245 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:05:04,245 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:05:04,245 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:05:04,245 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:05:04,245 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 21:05:04,246 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:04,246 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:05:04,246 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:05:04,246 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-2.i_Iteration9_Lasso [2024-11-12 21:05:04,246 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:05:04,246 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:05:04,247 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,263 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,264 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,496 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,498 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,505 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,508 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,514 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,516 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,517 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,550 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,553 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:04,871 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:05:04,871 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 21:05:04,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:04,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:04,873 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:04,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-12 21:05:04,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:04,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:04,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:04,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:04,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:04,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:04,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:04,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:04,887 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:04,897 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-12 21:05:04,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:04,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:04,898 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:04,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-12 21:05:04,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:04,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:04,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:04,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:04,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:04,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:04,912 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:04,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:04,913 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:04,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:04,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:04,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:04,925 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:04,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-12 21:05:04,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:04,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:04,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:04,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:04,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:04,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:04,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:04,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:04,940 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:04,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:04,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:04,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:04,951 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:04,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-12 21:05:04,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:04,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:04,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:04,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:04,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:04,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:04,964 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:04,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:04,965 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:04,975 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-11-12 21:05:04,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:04,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:04,977 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:04,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-12 21:05:04,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:04,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:04,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:04,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:04,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:04,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:04,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:04,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:04,990 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-11-12 21:05:05,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,002 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-12 21:05:05,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:05,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:05,017 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:05,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,031 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-12 21:05:05,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:05,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:05,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:05,044 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:05,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,056 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,057 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-12 21:05:05,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:05,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:05,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:05,071 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,081 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:05,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,083 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-11-12 21:05:05,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:05,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:05,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:05,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:05,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,108 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-11-12 21:05:05,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:05,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:05,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:05,125 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:05,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,142 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-11-12 21:05:05,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:05,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:05,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:05,158 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-11-12 21:05:05,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,171 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-11-12 21:05:05,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:05,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,185 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:05,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:05,186 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,196 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-11-12 21:05:05,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,197 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-11-12 21:05:05,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:05,219 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:05,225 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:05,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,248 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-11-12 21:05:05,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,267 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:05,267 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:05,292 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,303 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-11-12 21:05:05,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,305 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-11-12 21:05:05,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:05,318 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:05,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,338 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:05,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,341 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-11-12 21:05:05,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:05,357 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:05,426 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,442 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:05,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,444 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-11-12 21:05:05,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:05,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:05,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:05,482 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,493 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:05,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,495 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-11-12 21:05:05,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,507 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:05,507 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:05,510 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,521 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:05,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,523 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-11-12 21:05:05,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:05,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:05,537 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:05,550 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2024-11-12 21:05:05,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,555 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-11-12 21:05:05,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:05,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:05,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:05,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:05,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:05,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:05,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:05,579 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 21:05:05,589 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-12 21:05:05,590 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 6 variables to zero. [2024-11-12 21:05:05,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:05,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:05,592 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:05,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-11-12 21:05:05,597 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 21:05:05,608 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-12 21:05:05,608 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 21:05:05,609 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~scanp~0#1.offset) = -2*ULTIMATE.start_cstrpbrk_~scanp~0#1.offset + 5 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_cstrpbrk_~scanp~0#1.base)_3 + 3 >= 0] [2024-11-12 21:05:05,619 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:05,648 INFO L156 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2024-11-12 21:05:05,650 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~scanp~0!offset [2024-11-12 21:05:05,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:05,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-12 21:05:05,728 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:05,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2024-11-12 21:05:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:06,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-12 21:05:06,033 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:06,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:05:06,073 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.9 stem predicates 2 loop predicates [2024-11-12 21:05:06,073 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 36 transitions. cyclomatic complexity: 9 Second operand has 11 states, 11 states have (on average 2.0) internal successors, (22), 11 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:06,244 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 36 transitions. cyclomatic complexity: 9. Second operand has 11 states, 11 states have (on average 2.0) internal successors, (22), 11 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 57 states and 67 transitions. Complement of second has 14 states. [2024-11-12 21:05:06,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 9 stem states 1 non-accepting loop states 2 accepting loop states [2024-11-12 21:05:06,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 2.0) internal successors, (22), 11 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:06,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 34 transitions. [2024-11-12 21:05:06,246 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 34 transitions. Stem has 21 letters. Loop has 3 letters. [2024-11-12 21:05:06,246 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:06,248 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 34 transitions. Stem has 24 letters. Loop has 3 letters. [2024-11-12 21:05:06,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:06,248 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 34 transitions. Stem has 21 letters. Loop has 6 letters. [2024-11-12 21:05:06,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:06,248 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 67 transitions. [2024-11-12 21:05:06,249 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:05:06,249 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 47 states and 56 transitions. [2024-11-12 21:05:06,249 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2024-11-12 21:05:06,249 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2024-11-12 21:05:06,249 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 56 transitions. [2024-11-12 21:05:06,249 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:05:06,249 INFO L218 hiAutomatonCegarLoop]: Abstraction has 47 states and 56 transitions. [2024-11-12 21:05:06,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 56 transitions. [2024-11-12 21:05:06,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 33. [2024-11-12 21:05:06,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.1818181818181819) internal successors, (39), 32 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:06,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 39 transitions. [2024-11-12 21:05:06,255 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33 states and 39 transitions. [2024-11-12 21:05:06,255 INFO L426 stractBuchiCegarLoop]: Abstraction has 33 states and 39 transitions. [2024-11-12 21:05:06,255 INFO L333 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-12 21:05:06,255 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 39 transitions. [2024-11-12 21:05:06,255 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:05:06,255 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:05:06,255 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:05:06,255 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:05:06,255 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-12 21:05:06,256 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1);" "havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" [2024-11-12 21:05:06,256 INFO L749 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" [2024-11-12 21:05:06,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:06,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1839510475, now seen corresponding path program 3 times [2024-11-12 21:05:06,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:06,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571910323] [2024-11-12 21:05:06,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:06,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:06,546 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:06,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:05:06,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571910323] [2024-11-12 21:05:06,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571910323] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:05:06,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958495248] [2024-11-12 21:05:06,908 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-12 21:05:06,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:05:06,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:06,914 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:05:06,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Waiting until timeout for monitored process [2024-11-12 21:05:06,990 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 21:05:06,990 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-12 21:05:06,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2024-11-12 21:05:06,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144791010] [2024-11-12 21:05:06,990 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-12 21:05:06,991 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:05:06,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:06,992 INFO L85 PathProgramCache]: Analyzing trace with hash 86557, now seen corresponding path program 4 times [2024-11-12 21:05:06,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:06,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498298488] [2024-11-12 21:05:06,993 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:06,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:07,000 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:07,004 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:07,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:05:07,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-12 21:05:07,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-12 21:05:07,064 INFO L87 Difference]: Start difference. First operand 33 states and 39 transitions. cyclomatic complexity: 10 Second operand has 10 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:07,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:05:07,118 INFO L93 Difference]: Finished difference Result 60 states and 71 transitions. [2024-11-12 21:05:07,118 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 71 transitions. [2024-11-12 21:05:07,118 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-11-12 21:05:07,120 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 52 states and 60 transitions. [2024-11-12 21:05:07,120 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2024-11-12 21:05:07,120 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2024-11-12 21:05:07,120 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 60 transitions. [2024-11-12 21:05:07,120 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:05:07,120 INFO L218 hiAutomatonCegarLoop]: Abstraction has 52 states and 60 transitions. [2024-11-12 21:05:07,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 60 transitions. [2024-11-12 21:05:07,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 48. [2024-11-12 21:05:07,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.1666666666666667) internal successors, (56), 47 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:07,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 56 transitions. [2024-11-12 21:05:07,122 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 56 transitions. [2024-11-12 21:05:07,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-12 21:05:07,124 INFO L426 stractBuchiCegarLoop]: Abstraction has 48 states and 56 transitions. [2024-11-12 21:05:07,124 INFO L333 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-12 21:05:07,124 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 56 transitions. [2024-11-12 21:05:07,124 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:05:07,124 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:05:07,124 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:05:07,125 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:05:07,126 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-12 21:05:07,126 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1);" "havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" [2024-11-12 21:05:07,126 INFO L749 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" [2024-11-12 21:05:07,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:07,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1446594727, now seen corresponding path program 4 times [2024-11-12 21:05:07,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:07,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465206960] [2024-11-12 21:05:07,126 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:07,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:07,138 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:07,150 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:07,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:07,150 INFO L85 PathProgramCache]: Analyzing trace with hash 86557, now seen corresponding path program 5 times [2024-11-12 21:05:07,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:07,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48127753] [2024-11-12 21:05:07,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:07,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:07,153 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:07,155 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:07,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:07,156 INFO L85 PathProgramCache]: Analyzing trace with hash -198279241, now seen corresponding path program 4 times [2024-11-12 21:05:07,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:07,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536689957] [2024-11-12 21:05:07,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:07,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:07,167 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:07,183 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:09,391 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:05:09,394 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:05:09,394 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:05:09,394 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:05:09,394 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 21:05:09,394 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:09,394 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:05:09,394 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:05:09,394 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-2.i_Iteration11_Lasso [2024-11-12 21:05:09,394 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:05:09,394 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:05:09,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,402 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,404 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,406 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,409 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,637 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,640 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,647 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,658 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,670 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:09,976 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:05:09,980 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 21:05:09,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:09,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:09,981 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:09,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-11-12 21:05:09,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:09,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:09,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:09,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:09,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:09,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:09,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:09,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:09,996 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:10,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,011 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-11-12 21:05:10,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:10,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:10,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:10,024 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:10,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,036 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-11-12 21:05:10,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:10,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,049 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:10,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:10,050 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:10,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,061 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-11-12 21:05:10,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,075 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:10,075 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:10,077 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,087 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:10,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,089 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-11-12 21:05:10,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:10,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,101 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:10,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:10,102 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:10,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,114 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-11-12 21:05:10,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:10,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:10,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:10,127 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:10,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,140 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-11-12 21:05:10,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:10,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,153 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:10,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:10,154 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:10,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,166 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2024-11-12 21:05:10,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:10,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:10,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:10,193 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2024-11-12 21:05:10,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,219 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2024-11-12 21:05:10,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:10,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:10,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:10,257 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,281 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:10,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,283 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2024-11-12 21:05:10,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:10,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,295 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:10,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:10,296 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,307 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2024-11-12 21:05:10,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,308 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2024-11-12 21:05:10,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,320 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-12 21:05:10,320 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2024-11-12 21:05:10,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,345 INFO L401 nArgumentSynthesizer]: We have 56 Motzkin's Theorem applications. [2024-11-12 21:05:10,345 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2024-11-12 21:05:10,387 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2024-11-12 21:05:10,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,402 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2024-11-12 21:05:10,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,417 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:10,417 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:10,423 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2024-11-12 21:05:10,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,436 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2024-11-12 21:05:10,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:10,451 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:10,454 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,465 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:10,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,467 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2024-11-12 21:05:10,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,481 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:10,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:10,509 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,520 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2024-11-12 21:05:10,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,522 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2024-11-12 21:05:10,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:10,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:10,538 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:10,549 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2024-11-12 21:05:10,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,551 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2024-11-12 21:05:10,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:10,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:10,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:10,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:10,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:10,566 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:10,566 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:10,572 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 21:05:10,583 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-12 21:05:10,583 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-12 21:05:10,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:10,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:10,585 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:10,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2024-11-12 21:05:10,586 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 21:05:10,597 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-12 21:05:10,597 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 21:05:10,598 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_6, ULTIMATE.start_cstrpbrk_~scanp~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_6 - 1*ULTIMATE.start_cstrpbrk_~scanp~0#1.offset Supporting invariants [] [2024-11-12 21:05:10,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:10,646 INFO L156 tatePredicateManager]: 11 out of 12 supporting invariants were superfluous and have been removed [2024-11-12 21:05:10,652 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~scanp~0!offset [2024-11-12 21:05:10,652 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-12 21:05:10,653 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-12 21:05:10,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:10,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-12 21:05:10,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:10,825 WARN L254 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-12 21:05:10,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:10,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:05:10,856 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-11-12 21:05:10,856 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 56 transitions. cyclomatic complexity: 13 Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:10,907 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 56 transitions. cyclomatic complexity: 13. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 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 65 states and 76 transitions. Complement of second has 7 states. [2024-11-12 21:05:10,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-12 21:05:10,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:10,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2024-11-12 21:05:10,908 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 23 letters. Loop has 3 letters. [2024-11-12 21:05:10,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:10,908 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 26 letters. Loop has 3 letters. [2024-11-12 21:05:10,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:10,908 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 23 letters. Loop has 6 letters. [2024-11-12 21:05:10,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:10,908 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 76 transitions. [2024-11-12 21:05:10,909 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:05:10,909 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 42 states and 50 transitions. [2024-11-12 21:05:10,909 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2024-11-12 21:05:10,909 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2024-11-12 21:05:10,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 50 transitions. [2024-11-12 21:05:10,915 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:05:10,915 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 50 transitions. [2024-11-12 21:05:10,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 50 transitions. [2024-11-12 21:05:10,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 29. [2024-11-12 21:05:10,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 28 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:10,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 33 transitions. [2024-11-12 21:05:10,917 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 33 transitions. [2024-11-12 21:05:10,917 INFO L426 stractBuchiCegarLoop]: Abstraction has 29 states and 33 transitions. [2024-11-12 21:05:10,917 INFO L333 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-12 21:05:10,917 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 33 transitions. [2024-11-12 21:05:10,917 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:05:10,917 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:05:10,917 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:05:10,917 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:05:10,917 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-12 21:05:10,917 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1);" "havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" [2024-11-12 21:05:10,918 INFO L749 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" [2024-11-12 21:05:10,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:10,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1269061459, now seen corresponding path program 4 times [2024-11-12 21:05:10,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:10,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304766864] [2024-11-12 21:05:10,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:10,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:10,950 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:10,961 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:10,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:10,962 INFO L85 PathProgramCache]: Analyzing trace with hash 86557, now seen corresponding path program 6 times [2024-11-12 21:05:10,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:10,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439750318] [2024-11-12 21:05:10,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:10,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:10,965 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:10,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:10,967 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:10,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:10,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1987238385, now seen corresponding path program 1 times [2024-11-12 21:05:10,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:10,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627571555] [2024-11-12 21:05:10,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:10,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:11,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:05:11,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627571555] [2024-11-12 21:05:11,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627571555] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:05:11,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057259109] [2024-11-12 21:05:11,054 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:11,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:05:11,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:11,055 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:05:11,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (104)] Waiting until timeout for monitored process [2024-11-12 21:05:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:11,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-12 21:05:11,150 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:11,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-12 21:05:11,165 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:05:11,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057259109] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:05:11,192 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:05:11,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 9 [2024-11-12 21:05:11,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875833339] [2024-11-12 21:05:11,193 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:05:11,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:05:11,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-12 21:05:11,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-12 21:05:11,229 INFO L87 Difference]: Start difference. First operand 29 states and 33 transitions. cyclomatic complexity: 8 Second operand has 9 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 9 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:11,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:05:11,266 INFO L93 Difference]: Finished difference Result 41 states and 46 transitions. [2024-11-12 21:05:11,266 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 46 transitions. [2024-11-12 21:05:11,266 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:05:11,267 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 35 states and 39 transitions. [2024-11-12 21:05:11,267 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-12 21:05:11,267 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-11-12 21:05:11,267 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 39 transitions. [2024-11-12 21:05:11,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:05:11,267 INFO L218 hiAutomatonCegarLoop]: Abstraction has 35 states and 39 transitions. [2024-11-12 21:05:11,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 39 transitions. [2024-11-12 21:05:11,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 31. [2024-11-12 21:05:11,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.1290322580645162) internal successors, (35), 30 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:11,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2024-11-12 21:05:11,269 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 35 transitions. [2024-11-12 21:05:11,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 21:05:11,269 INFO L426 stractBuchiCegarLoop]: Abstraction has 31 states and 35 transitions. [2024-11-12 21:05:11,269 INFO L333 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-12 21:05:11,269 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 35 transitions. [2024-11-12 21:05:11,270 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-12 21:05:11,270 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:05:11,270 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:05:11,270 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:05:11,270 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-12 21:05:11,270 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !!(main_~i~0#1 < main_~length1~0#1);havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;" "main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1);" "havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !!(main_~i~1#1 < main_~length2~0#1);havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;" "main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1);" "havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#1(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" [2024-11-12 21:05:11,270 INFO L749 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#0(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" [2024-11-12 21:05:11,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:11,271 INFO L85 PathProgramCache]: Analyzing trace with hash 2062165185, now seen corresponding path program 2 times [2024-11-12 21:05:11,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:11,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586552142] [2024-11-12 21:05:11,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:11,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:11,292 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:11,311 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:11,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:11,313 INFO L85 PathProgramCache]: Analyzing trace with hash 86557, now seen corresponding path program 7 times [2024-11-12 21:05:11,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:11,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528237186] [2024-11-12 21:05:11,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:11,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:11,322 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:11,325 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:11,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:11,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1249118883, now seen corresponding path program 3 times [2024-11-12 21:05:11,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:05:11,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292748350] [2024-11-12 21:05:11,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:05:11,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:05:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:11,353 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:05:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:05:11,372 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:05:12,488 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2024-11-12 21:05:15,548 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:05:15,548 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:05:15,548 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:05:15,548 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:05:15,549 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 21:05:15,549 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:15,549 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:05:15,549 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:05:15,549 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-2.i_Iteration13_Lasso [2024-11-12 21:05:15,549 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:05:15,549 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:05:15,550 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:15,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:15,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:15,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:15,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:15,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:15,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:15,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:15,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:15,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:15,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:15,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,002 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,010 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,014 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,015 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,017 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,023 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,026 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,032 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,035 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:05:16,853 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:05:16,853 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 21:05:16,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:16,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:16,855 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:16,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2024-11-12 21:05:16,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:16,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:16,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:16,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:16,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:16,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:16,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:16,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:16,869 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:16,880 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:16,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:16,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:16,881 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:16,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2024-11-12 21:05:16,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:16,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:16,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:16,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:16,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:16,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:16,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:16,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:16,894 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:16,904 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:16,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:16,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:16,906 INFO L229 MonitoredProcess]: Starting monitored process 107 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:16,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2024-11-12 21:05:16,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:16,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:16,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:16,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:16,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:16,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:16,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:16,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:16,920 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:16,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:16,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:16,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:16,932 INFO L229 MonitoredProcess]: Starting monitored process 108 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:16,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2024-11-12 21:05:16,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:16,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:16,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:16,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:16,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:16,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:16,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:16,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:16,945 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:16,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2024-11-12 21:05:16,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:16,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:16,958 INFO L229 MonitoredProcess]: Starting monitored process 109 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:16,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2024-11-12 21:05:16,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:16,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:16,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:16,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:16,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:16,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:16,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:16,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:16,972 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:16,982 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2024-11-12 21:05:16,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:16,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:16,985 INFO L229 MonitoredProcess]: Starting monitored process 110 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:16,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2024-11-12 21:05:16,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:16,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:16,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:16,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:16,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:16,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:16,997 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:17,002 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:17,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2024-11-12 21:05:17,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:17,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:17,014 INFO L229 MonitoredProcess]: Starting monitored process 111 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:17,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2024-11-12 21:05:17,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:17,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:17,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:17,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:17,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:17,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:17,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:17,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:17,028 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:17,039 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:17,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:17,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:17,042 INFO L229 MonitoredProcess]: Starting monitored process 112 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:17,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2024-11-12 21:05:17,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:17,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:17,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:17,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:17,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:17,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:17,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:17,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:17,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:17,066 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2024-11-12 21:05:17,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:17,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:17,068 INFO L229 MonitoredProcess]: Starting monitored process 113 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:17,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:17,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2024-11-12 21:05:17,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:17,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:17,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:17,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:17,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:17,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:17,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:17,082 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:17,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:17,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:17,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:17,094 INFO L229 MonitoredProcess]: Starting monitored process 114 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:17,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2024-11-12 21:05:17,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:17,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:17,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:17,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:17,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:17,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:17,108 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:17,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:17,109 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:17,122 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2024-11-12 21:05:17,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:17,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:17,124 INFO L229 MonitoredProcess]: Starting monitored process 115 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:17,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2024-11-12 21:05:17,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:17,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:17,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:05:17,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:17,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:17,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:17,142 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:05:17,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:05:17,143 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:17,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:17,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:17,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:17,158 INFO L229 MonitoredProcess]: Starting monitored process 116 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:17,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2024-11-12 21:05:17,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:17,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:17,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:17,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:17,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:17,172 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:17,172 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:17,175 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:17,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:17,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:17,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:17,187 INFO L229 MonitoredProcess]: Starting monitored process 117 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:17,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2024-11-12 21:05:17,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:17,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:17,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:17,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:17,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:17,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:17,200 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:17,203 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:17,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:17,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:17,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:17,215 INFO L229 MonitoredProcess]: Starting monitored process 118 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:17,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2024-11-12 21:05:17,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:17,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:17,231 INFO L203 nArgumentSynthesizer]: 12 stem disjuncts [2024-11-12 21:05:17,232 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2024-11-12 21:05:17,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:17,313 INFO L401 nArgumentSynthesizer]: We have 136 Motzkin's Theorem applications. [2024-11-12 21:05:17,313 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2024-11-12 21:05:17,424 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:17,442 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2024-11-12 21:05:17,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:17,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:17,444 INFO L229 MonitoredProcess]: Starting monitored process 119 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:17,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2024-11-12 21:05:17,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:17,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:17,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:17,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:17,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:17,471 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:17,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:17,477 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:05:17,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:17,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:17,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:17,489 INFO L229 MonitoredProcess]: Starting monitored process 120 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:17,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2024-11-12 21:05:17,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-12 21:05:17,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:05:17,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:05:17,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:05:17,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:05:17,504 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 21:05:17,504 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 21:05:17,511 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 21:05:17,521 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-12 21:05:17,521 INFO L444 ModelExtractionUtils]: 7 out of 16 variables were initially zero. Simplification set additionally 6 variables to zero. [2024-11-12 21:05:17,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:05:17,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:05:17,525 INFO L229 MonitoredProcess]: Starting monitored process 121 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:05:17,526 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2024-11-12 21:05:17,526 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 21:05:17,537 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-12 21:05:17,537 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 21:05:17,537 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~scanp~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_7) = -1*ULTIMATE.start_cstrpbrk_~scanp~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_7 Supporting invariants [] [2024-11-12 21:05:17,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:17,570 INFO L156 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2024-11-12 21:05:17,571 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~scanp~0!offset [2024-11-12 21:05:17,571 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-12 21:05:17,571 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-12 21:05:17,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:17,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-12 21:05:17,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:17,764 WARN L254 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-12 21:05:17,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:17,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:05:17,790 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-11-12 21:05:17,790 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 35 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:17,829 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 35 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 49 transitions. Complement of second has 7 states. [2024-11-12 21:05:17,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-12 21:05:17,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:17,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2024-11-12 21:05:17,832 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 28 letters. Loop has 3 letters. [2024-11-12 21:05:17,832 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:17,832 INFO L683 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-12 21:05:17,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:17,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-12 21:05:17,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:17,995 WARN L254 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-12 21:05:17,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:18,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:05:18,028 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2024-11-12 21:05:18,029 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 35 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:18,091 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 35 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 43 states and 50 transitions. Complement of second has 7 states. [2024-11-12 21:05:18,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-12 21:05:18,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:18,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2024-11-12 21:05:18,092 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 28 letters. Loop has 3 letters. [2024-11-12 21:05:18,092 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:18,092 INFO L683 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-12 21:05:18,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:05:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:18,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-12 21:05:18,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:05:18,250 WARN L254 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-12 21:05:18,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:05:18,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:05:18,289 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-11-12 21:05:18,289 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 35 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:18,343 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 35 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 38 states and 43 transitions. Complement of second has 6 states. [2024-11-12 21:05:18,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-12 21:05:18,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:05:18,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2024-11-12 21:05:18,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 28 letters. Loop has 3 letters. [2024-11-12 21:05:18,344 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:18,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 31 letters. Loop has 3 letters. [2024-11-12 21:05:18,344 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:18,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 28 letters. Loop has 6 letters. [2024-11-12 21:05:18,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:05:18,345 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 43 transitions. [2024-11-12 21:05:18,345 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-12 21:05:18,345 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 0 states and 0 transitions. [2024-11-12 21:05:18,345 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-12 21:05:18,345 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-12 21:05:18,345 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-12 21:05:18,345 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-12 21:05:18,345 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 21:05:18,345 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 21:05:18,345 INFO L426 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 21:05:18,345 INFO L333 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-11-12 21:05:18,345 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-12 21:05:18,345 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-12 21:05:18,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-12 21:05:18,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 09:05:18 BoogieIcfgContainer [2024-11-12 21:05:18,361 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-12 21:05:18,362 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-12 21:05:18,366 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-12 21:05:18,366 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-12 21:05:18,367 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:04:47" (3/4) ... [2024-11-12 21:05:18,369 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-12 21:05:18,370 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-12 21:05:18,370 INFO L158 Benchmark]: Toolchain (without parser) took 32256.37ms. Allocated memory was 127.9MB in the beginning and 377.5MB in the end (delta: 249.6MB). Free memory was 56.7MB in the beginning and 167.0MB in the end (delta: -110.3MB). Peak memory consumption was 142.4MB. Max. memory is 16.1GB. [2024-11-12 21:05:18,370 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 127.9MB. Free memory was 95.7MB in the beginning and 95.7MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 21:05:18,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 755.88ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 56.7MB in the beginning and 139.3MB in the end (delta: -82.7MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2024-11-12 21:05:18,374 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.95ms. Allocated memory is still 176.2MB. Free memory was 139.3MB in the beginning and 137.3MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-12 21:05:18,375 INFO L158 Benchmark]: Boogie Preprocessor took 90.32ms. Allocated memory is still 176.2MB. Free memory was 137.3MB in the beginning and 135.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 21:05:18,375 INFO L158 Benchmark]: RCFGBuilder took 530.15ms. Allocated memory is still 176.2MB. Free memory was 135.2MB in the beginning and 120.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-12 21:05:18,375 INFO L158 Benchmark]: BuchiAutomizer took 30791.94ms. Allocated memory was 176.2MB in the beginning and 377.5MB in the end (delta: 201.3MB). Free memory was 120.5MB in the beginning and 167.0MB in the end (delta: -46.5MB). Peak memory consumption was 154.8MB. Max. memory is 16.1GB. [2024-11-12 21:05:18,375 INFO L158 Benchmark]: Witness Printer took 7.65ms. Allocated memory is still 377.5MB. Free memory is still 167.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 21:05:18,376 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 127.9MB. Free memory was 95.7MB in the beginning and 95.7MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 755.88ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 56.7MB in the beginning and 139.3MB in the end (delta: -82.7MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.95ms. Allocated memory is still 176.2MB. Free memory was 139.3MB in the beginning and 137.3MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.32ms. Allocated memory is still 176.2MB. Free memory was 137.3MB in the beginning and 135.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 530.15ms. Allocated memory is still 176.2MB. Free memory was 135.2MB in the beginning and 120.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 30791.94ms. Allocated memory was 176.2MB in the beginning and 377.5MB in the end (delta: 201.3MB). Free memory was 120.5MB in the beginning and 167.0MB in the end (delta: -46.5MB). Peak memory consumption was 154.8MB. Max. memory is 16.1GB. * Witness Printer took 7.65ms. Allocated memory is still 377.5MB. Free memory is still 167.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s1!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~scanp~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~scanp~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~scanp~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~scanp~0!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 13 terminating modules (6 trivial, 6 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function (length2 + ((long long) -1 * i)) and consists of 3 locations. One deterministic module has affine ranking function null and consists of 3 locations. One deterministic module has affine ranking function null and consists of 11 locations. One deterministic module has affine ranking function null and consists of 12 locations. One deterministic module has affine ranking function null and consists of 5 locations. One nondeterministic module has affine ranking function null and consists of 5 locations. 6 modules have a trivial ranking function, the largest among these consists of 15 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 30.7s and 14 iterations. TraceHistogramMax:4. Analysis of lassos took 27.0s. Construction of modules took 0.5s. Büchi inclusion checks took 2.9s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 7. Automata minimization 0.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 51 StatesRemovedByMinimization, 10 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 [6, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 343 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 341 mSDsluCounter, 730 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 511 mSDsCounter, 91 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 594 IncrementalHoareTripleChecker+Invalid, 685 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 91 mSolverCounterUnsat, 219 mSDtfsCounter, 594 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN0 SILU3 SILI0 SILT0 lasso7 LassoPreprocessingBenchmarks: Lassos: inital168 mio100 ax111 hnf100 lsp88 ukn72 mio100 lsp31 div123 bol100 ite100 ukn100 eq176 hnf91 smp91 dnf229 smp96 tf100 neg100 sie114 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 210ms VariablesStem: 7 VariablesLoop: 6 DisjunctsStem: 12 DisjunctsLoop: 4 SupportingInvariants: 8 MotzkinApplications: 136 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-12 21:05:18,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:18,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (104)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:18,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:19,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:19,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:19,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2024-11-12 21:05:19,623 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-11-12 21:05:19,826 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